./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-36.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL --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 8d6e232da9a83d5f71424a24404b69fd0e4337eea9ca06f51ad2ecca1f048cf0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:21,883 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:21,947 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:25:21,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:25:21,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:25:21,977 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:21,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:25:21,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:25:21,980 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:21,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:21,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:21,982 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:21,982 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:25:21,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:25:21,983 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:25:21,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:21,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:21,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:21,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:21,986 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:25:21,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:21,987 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:21,987 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:21,988 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:21,988 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:21,989 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:21,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:21,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:21,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:21,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:25:22,007 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:25:22,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:25:22,008 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:25:22,008 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_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d6e232da9a83d5f71424a24404b69fd0e4337eea9ca06f51ad2ecca1f048cf0 [2023-11-19 03:25:22,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:22,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:22,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:22,289 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:22,290 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:22,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-36.i [2023-11-19 03:25:25,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:25:25,617 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:25:25,619 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-36.i [2023-11-19 03:25:25,630 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/data/ed5e0f95a/8a7c9a0efb0146598005d0c9833755af/FLAG55d3640f1 [2023-11-19 03:25:25,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/data/ed5e0f95a/8a7c9a0efb0146598005d0c9833755af [2023-11-19 03:25:25,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:25:25,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:25:25,660 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:25,660 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:25:25,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:25:25,667 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:25,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fbfb92b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25, skipping insertion in model container [2023-11-19 03:25:25,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:25,708 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:25:25,879 WARN L240 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_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-36.i[916,929] [2023-11-19 03:25:25,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:25,929 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:25:25,943 WARN L240 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_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-36.i[916,929] [2023-11-19 03:25:25,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:25,982 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:25:25,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25 WrapperNode [2023-11-19 03:25:25,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:25,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:25,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:25:25,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:25:25,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:26,001 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:26,034 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2023-11-19 03:25:26,034 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:26,035 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:25:26,035 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:25:26,035 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:25:26,047 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:26,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:26,050 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:26,051 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:26,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:26,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:26,077 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:26,086 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:26,089 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:25:26,090 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:25:26,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:25:26,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:25:26,092 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:25" (1/1) ... [2023-11-19 03:25:26,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:26,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:25:26,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:25:26,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:25:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:25:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:25:26,168 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:25:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:25:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:25:26,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:25:26,246 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:25:26,249 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:25:26,529 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:25:26,752 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:25:26,753 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:25:26,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:26 BoogieIcfgContainer [2023-11-19 03:25:26,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:25:26,759 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:25:26,759 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:25:26,770 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:25:26,770 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:26" (1/1) ... [2023-11-19 03:25:26,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:25:26,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:26,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2023-11-19 03:25:26,828 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2023-11-19 03:25:26,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:25:26,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:26,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:27,266 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:25:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:27,884 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:25:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:25:27,972 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:25:28,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:25:28 ImpRootNode [2023-11-19 03:25:28,084 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:25:28,086 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:25:28,086 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:25:28,087 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:25:28,089 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:26" (3/4) ... [2023-11-19 03:25:28,093 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:25:28,095 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:25:28,096 INFO L158 Benchmark]: Toolchain (without parser) took 2439.96ms. Allocated memory was 176.2MB in the beginning and 241.2MB in the end (delta: 65.0MB). Free memory was 127.8MB in the beginning and 170.9MB in the end (delta: -43.0MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-11-19 03:25:28,098 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 176.2MB. Free memory is still 145.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:25:28,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.35ms. Allocated memory is still 176.2MB. Free memory was 127.8MB in the beginning and 115.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:25:28,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.36ms. Allocated memory is still 176.2MB. Free memory was 115.6MB in the beginning and 113.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:25:28,100 INFO L158 Benchmark]: Boogie Preprocessor took 54.62ms. Allocated memory is still 176.2MB. Free memory was 113.1MB in the beginning and 111.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:25:28,101 INFO L158 Benchmark]: RCFGBuilder took 667.56ms. Allocated memory is still 176.2MB. Free memory was 111.5MB in the beginning and 80.4MB in the end (delta: 31.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 03:25:28,102 INFO L158 Benchmark]: CodeCheck took 1324.93ms. Allocated memory was 176.2MB in the beginning and 241.2MB in the end (delta: 65.0MB). Free memory was 80.4MB in the beginning and 171.9MB in the end (delta: -91.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:25:28,103 INFO L158 Benchmark]: Witness Printer took 8.95ms. Allocated memory is still 241.2MB. Free memory was 171.9MB in the beginning and 170.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:25:28,117 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, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 19]: 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_int at line 51, overapproximation of shiftRight at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 1; [L23] signed long int var_1_3 = 999999999; [L24] unsigned char var_1_4 = 0; [L25] signed long int var_1_5 = 4; [L26] unsigned char var_1_7 = 1; [L27] unsigned char var_1_9 = 1; [L28] signed long int var_1_10 = 64; [L29] signed long int var_1_11 = 9; [L30] signed long int var_1_12 = 199; [L31] signed long int var_1_13 = 3; [L32] unsigned char var_1_14 = 1; [L33] unsigned char var_1_16 = 2; [L34] unsigned char last_1_var_1_14 = 1; [L104] isInitial = 1 [L105] FCALL initially() [L106] COND TRUE 1 [L107] CALL updateLastVariables() [L97] last_1_var_1_14 = var_1_14 [L107] RET updateLastVariables() [L108] CALL updateVariables() [L71] var_1_3 = __VERIFIER_nondet_long() [L72] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=0, var_1_5=4, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=0, var_1_5=4, var_1_7=1, var_1_9=1] [L73] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=0, var_1_5=4, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=0, var_1_5=4, var_1_7=1, var_1_9=1] [L74] var_1_4 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=4, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=4, var_1_7=1, var_1_9=1] [L76] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=4, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=4, var_1_7=1, var_1_9=1] [L77] var_1_5 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L79] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L80] var_1_9 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L82] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=9, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L83] var_1_11 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_11 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_11 >= -2147483648) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L85] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=199, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L86] var_1_12 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_12 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_12 >= -2147483648) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L88] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=3, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L89] var_1_13 = __VERIFIER_nondet_long() [L90] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=-2147483648, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=-2147483648, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L91] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=-2147483648, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=-2147483648, var_1_14=1, var_1_16=2, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L92] var_1_16 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=-2147483648, var_1_14=1, var_1_16=1, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=-2147483648, var_1_14=1, var_1_16=1, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L94] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=-2147483648, var_1_14=1, var_1_16=1, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=64, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=-2147483648, var_1_14=1, var_1_16=1, var_1_1=1, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L108] RET updateVariables() [L109] CALL step() [L38] EXPR last_1_var_1_14 >> last_1_var_1_14 [L38] COND TRUE (last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14) [L39] var_1_7 = (var_1_4 || var_1_9) [L41] COND FALSE !(var_1_13 == (- var_1_12)) [L48] var_1_14 = 0 [L50] COND TRUE var_1_5 > var_1_3 [L51] var_1_10 = 4.6 [L55] unsigned char stepLocal_0 = var_1_10 > var_1_10; [L56] COND FALSE !(stepLocal_0 && var_1_7) [L67] var_1_1 = var_1_14 [L109] RET step() [L110] CALL, EXPR property() [L100] EXPR (((var_1_10 > var_1_10) && var_1_7) ? ((((((var_1_10) > ((- var_1_10))) ? (var_1_10) : ((- var_1_10)))) != var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned long int) 10u)) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? (var_1_7 == ((unsigned char) (var_1_4 || var_1_9))) : 1) [L100] EXPR last_1_var_1_14 >> last_1_var_1_14 [L100] EXPR (((var_1_10 > var_1_10) && var_1_7) ? ((((((var_1_10) > ((- var_1_10))) ? (var_1_10) : ((- var_1_10)))) != var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned long int) 10u)) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? (var_1_7 == ((unsigned char) (var_1_4 || var_1_9))) : 1) [L100-L101] return (((((var_1_10 > var_1_10) && var_1_7) ? ((((((var_1_10) > ((- var_1_10))) ? (var_1_10) : ((- var_1_10)))) != var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned long int) 10u)) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? (var_1_7 == ((unsigned char) (var_1_4 || var_1_9))) : 1)) && ((var_1_5 > var_1_3) ? (var_1_10 == ((signed long int) 4.6)) : (var_1_10 == ((signed long int) ((((var_1_11) > (((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) ? (var_1_11) : (((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))))))))) && ((var_1_13 == (- var_1_12)) ? ((var_1_7 && var_1_7) ? (var_1_14 == ((unsigned char) var_1_16)) : (var_1_14 == ((unsigned char) var_1_16))) : (var_1_14 == ((unsigned char) 0))) ; [L110] RET, EXPR property() [L110] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=1, var_1_10=11, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=-2147483648, var_1_14=0, var_1_16=1, var_1_1=0, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=1, var_1_10=11, var_1_11=-2147483648, var_1_12=2147483647, var_1_13=-2147483648, var_1_14=0, var_1_16=1, var_1_1=0, var_1_3=-2147483648, var_1_4=1, var_1_5=-2147483647, var_1_7=1, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 176.2MB. Free memory is still 145.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.35ms. Allocated memory is still 176.2MB. Free memory was 127.8MB in the beginning and 115.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.36ms. Allocated memory is still 176.2MB. Free memory was 115.6MB in the beginning and 113.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.62ms. Allocated memory is still 176.2MB. Free memory was 113.1MB in the beginning and 111.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 667.56ms. Allocated memory is still 176.2MB. Free memory was 111.5MB in the beginning and 80.4MB in the end (delta: 31.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 1324.93ms. Allocated memory was 176.2MB in the beginning and 241.2MB in the end (delta: 65.0MB). Free memory was 80.4MB in the beginning and 171.9MB in the end (delta: -91.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.95ms. Allocated memory is still 241.2MB. Free memory was 171.9MB in the beginning and 170.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:25:28,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL --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 8d6e232da9a83d5f71424a24404b69fd0e4337eea9ca06f51ad2ecca1f048cf0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:30,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:30,927 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:25:30,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:30,975 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:25:30,975 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:25:30,976 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:30,977 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:30,978 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:30,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:30,984 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:25:30,984 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:25:30,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:30,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:30,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:30,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:30,988 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:25:30,989 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:25:30,989 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:25:30,990 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:25:30,991 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:30,991 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:30,992 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:30,992 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:30,993 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:30,993 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:25:30,994 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:25:30,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:30,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:30,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:30,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:30,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:25:30,997 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:25:30,998 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:25:30,998 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:25:30,999 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:25:30,999 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:25:30,999 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d6e232da9a83d5f71424a24404b69fd0e4337eea9ca06f51ad2ecca1f048cf0 [2023-11-19 03:25:31,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:31,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:31,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:31,464 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:31,464 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:31,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-36.i [2023-11-19 03:25:34,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:25:34,779 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:25:34,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-36.i [2023-11-19 03:25:34,789 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/data/311245e75/305f1f24152745f0a0707052e92b8890/FLAG8a23eb4b4 [2023-11-19 03:25:34,804 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/data/311245e75/305f1f24152745f0a0707052e92b8890 [2023-11-19 03:25:34,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:25:34,808 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:25:34,809 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:34,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:25:34,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:25:34,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530318eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:34, skipping insertion in model container [2023-11-19 03:25:34,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:34" (1/1) ... [2023-11-19 03:25:34,843 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:25:35,033 WARN L240 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_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-36.i[916,929] [2023-11-19 03:25:35,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:35,092 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:25:35,105 WARN L240 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_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-36.i[916,929] [2023-11-19 03:25:35,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:35,144 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:25:35,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35 WrapperNode [2023-11-19 03:25:35,145 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:35,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:35,146 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:25:35,146 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:25:35,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,192 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 106 [2023-11-19 03:25:35,192 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:35,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:25:35,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:25:35,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:25:35,203 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,207 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,209 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,233 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,237 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,251 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,255 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:25:35,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:25:35,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:25:35,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:25:35,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:35,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:25:35,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:25:35,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:25:35,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:25:35,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:25:35,354 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:25:35,354 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:25:35,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:25:35,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:25:35,438 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:25:35,440 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:25:35,734 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:25:35,905 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:25:35,913 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:25:35,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:35 BoogieIcfgContainer [2023-11-19 03:25:35,918 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:25:35,920 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:25:35,920 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:25:35,930 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:25:35,932 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:35" (1/1) ... [2023-11-19 03:25:35,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:25:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:36,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2023-11-19 03:25:36,016 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2023-11-19 03:25:36,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:25:36,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:36,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:25:36,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:25:36,028 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:25:36,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d102a899-c67e-4e07-9eb1-ccfdd8aaf82b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:25:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:36,410 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:25:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:36,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:25:36,546 INFO L285 TraceCheckSpWp]: Computing forward predicates...