./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --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 ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:15:46,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:15:46,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:15:46,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:15:46,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:15:46,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:15:46,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:15:46,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:15:46,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:15:46,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:15:46,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:15:46,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:15:46,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:15:46,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:15:46,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:15:46,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:15:46,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:15:46,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:15:46,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:15:47,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:15:47,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:15:47,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:15:47,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:15:47,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:15:47,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:15:47,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:15:47,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:15:47,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:15:47,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:15:47,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:15:47,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:15:47,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:15:47,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:15:47,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:15:47,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:15:47,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:15:47,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:15:47,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:15:47,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:15:47,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:15:47,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:15:47,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:15:47,073 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:15:47,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:15:47,075 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:15:47,076 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:15:47,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:15:47,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:15:47,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:15:47,078 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:15:47,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:15:47,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:15:47,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:15:47,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:15:47,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:15:47,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:15:47,080 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:15:47,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:15:47,080 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:15:47,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:15:47,081 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:15:47,081 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:15:47,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:15:47,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:15:47,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:15:47,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:15:47,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:15:47,082 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:15:47,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:15:47,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:15:47,083 INFO L138 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_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 [2021-11-22 23:15:47,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:15:47,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:15:47,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:15:47,414 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:15:47,415 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:15:47,417 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-22 23:15:47,525 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/data/9253b14ba/d21fe6603f5b4bb2a79bfd499eb0cc92/FLAG8f39857fa [2021-11-22 23:15:47,962 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:15:47,962 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-22 23:15:47,968 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/data/9253b14ba/d21fe6603f5b4bb2a79bfd499eb0cc92/FLAG8f39857fa [2021-11-22 23:15:48,385 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/data/9253b14ba/d21fe6603f5b4bb2a79bfd499eb0cc92 [2021-11-22 23:15:48,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:15:48,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:15:48,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:15:48,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:15:48,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:15:48,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fadbc29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48, skipping insertion in model container [2021-11-22 23:15:48,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:15:48,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:15:48,604 WARN L230 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_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-22 23:15:48,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:15:48,620 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:15:48,635 WARN L230 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_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-22 23:15:48,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:15:48,650 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:15:48,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48 WrapperNode [2021-11-22 23:15:48,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:15:48,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:15:48,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:15:48,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:15:48,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,686 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2021-11-22 23:15:48,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:15:48,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:15:48,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:15:48,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:15:48,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:15:48,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:15:48,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:15:48,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:15:48,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:48,720 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:15:48,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:15:48,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:15:48,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:15:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:15:48,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:15:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:15:48,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:15:48,897 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:15:48,900 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:15:48,985 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:15:48,997 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:15:48,997 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:15:48,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:15:48 BoogieIcfgContainer [2021-11-22 23:15:48,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:15:49,000 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:15:49,000 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:15:49,011 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:15:49,011 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:15:48" (1/1) ... [2021-11-22 23:15:49,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:15:49,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:49,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-22 23:15:49,082 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-22 23:15:49,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:15:49,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:49,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:49,131 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSorts(NonDeclaringTermTransferrer.java:117) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:158) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2021-11-22 23:15:49,136 INFO L158 Benchmark]: Toolchain (without parser) took 746.69ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 55.0MB in the beginning and 73.4MB in the end (delta: -18.4MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2021-11-22 23:15:49,137 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:15:49,138 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.20ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 54.8MB in the beginning and 90.8MB in the end (delta: -36.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:15:49,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.78ms. Allocated memory is still 113.2MB. Free memory was 90.8MB in the beginning and 89.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:15:49,140 INFO L158 Benchmark]: Boogie Preprocessor took 19.59ms. Allocated memory is still 113.2MB. Free memory was 89.6MB in the beginning and 88.7MB in the end (delta: 988.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:15:49,141 INFO L158 Benchmark]: RCFGBuilder took 291.15ms. Allocated memory is still 113.2MB. Free memory was 88.7MB in the beginning and 79.7MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:15:49,142 INFO L158 Benchmark]: CodeCheck took 134.16ms. Allocated memory is still 113.2MB. Free memory was 79.7MB in the beginning and 73.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:15:49,145 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.20ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 54.8MB in the beginning and 90.8MB in the end (delta: -36.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.78ms. Allocated memory is still 113.2MB. Free memory was 90.8MB in the beginning and 89.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.59ms. Allocated memory is still 113.2MB. Free memory was 89.6MB in the beginning and 88.7MB in the end (delta: 988.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 291.15ms. Allocated memory is still 113.2MB. Free memory was 88.7MB in the beginning and 79.7MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 134.16ms. Allocated memory is still 113.2MB. Free memory was 79.7MB in the beginning and 73.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:15:49,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --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 ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:15:51,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:15:51,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:15:51,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:15:51,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:15:51,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:15:51,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:15:51,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:15:51,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:15:51,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:15:51,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:15:51,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:15:51,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:15:51,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:15:51,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:15:51,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:15:51,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:15:51,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:15:51,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:15:51,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:15:51,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:15:51,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:15:51,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:15:51,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:15:51,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:15:51,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:15:51,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:15:51,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:15:51,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:15:51,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:15:51,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:15:51,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:15:51,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:15:51,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:15:51,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:15:51,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:15:51,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:15:51,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:15:51,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:15:51,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:15:51,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:15:51,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:15:51,859 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:15:51,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:15:51,861 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:15:51,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:15:51,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:15:51,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:15:51,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:15:51,864 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:15:51,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:15:51,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:15:51,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:15:51,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:15:51,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:15:51,866 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:15:51,866 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:15:51,866 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:15:51,866 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:15:51,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:15:51,867 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:15:51,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:15:51,867 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:15:51,867 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:15:51,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:15:51,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:15:51,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:15:51,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:15:51,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:15:51,869 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:15:51,869 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:15:51,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:15:51,869 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:15:51,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:15:51,870 INFO L138 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_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 [2021-11-22 23:15:52,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:15:52,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:15:52,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:15:52,317 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:15:52,318 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:15:52,320 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-22 23:15:52,407 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/data/57a9ed27e/fcb9b89274aa427ebb8b17a412d6dc1a/FLAG0beee436f [2021-11-22 23:15:53,022 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:15:53,023 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-22 23:15:53,029 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/data/57a9ed27e/fcb9b89274aa427ebb8b17a412d6dc1a/FLAG0beee436f [2021-11-22 23:15:53,344 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/data/57a9ed27e/fcb9b89274aa427ebb8b17a412d6dc1a [2021-11-22 23:15:53,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:15:53,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:15:53,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:15:53,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:15:53,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:15:53,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a57b24c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53, skipping insertion in model container [2021-11-22 23:15:53,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:15:53,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:15:53,528 WARN L230 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_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-22 23:15:53,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:15:53,547 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:15:53,563 WARN L230 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_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-22 23:15:53,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:15:53,579 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:15:53,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53 WrapperNode [2021-11-22 23:15:53,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:15:53,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:15:53,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:15:53,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:15:53,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,616 INFO L137 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2021-11-22 23:15:53,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:15:53,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:15:53,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:15:53,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:15:53,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:15:53,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:15:53,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:15:53,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:15:53,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:53" (1/1) ... [2021-11-22 23:15:53,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:15:53,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:15:53,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:15:53,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:15:53,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:15:53,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:15:53,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:15:53,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:15:53,846 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:15:53,848 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:15:54,074 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:15:54,086 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:15:54,086 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:15:54,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:15:54 BoogieIcfgContainer [2021-11-22 23:15:54,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:15:54,090 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:15:54,090 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:15:54,099 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:15:54,100 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:15:54" (1/1) ... [2021-11-22 23:15:54,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:15:54,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:54,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-22 23:15:54,164 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-22 23:15:54,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:15:54,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:54,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:54,211 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2021-11-22 23:15:54,214 INFO L158 Benchmark]: Toolchain (without parser) took 865.36ms. Allocated memory is still 62.9MB. Free memory was 43.5MB in the beginning and 33.9MB in the end (delta: 9.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-22 23:15:54,215 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:15:54,216 INFO L158 Benchmark]: CACSL2BoogieTranslator took 231.32ms. Allocated memory is still 62.9MB. Free memory was 43.4MB in the beginning and 33.3MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:15:54,217 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.17ms. Allocated memory is still 62.9MB. Free memory was 33.3MB in the beginning and 31.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:15:54,218 INFO L158 Benchmark]: Boogie Preprocessor took 38.73ms. Allocated memory is still 62.9MB. Free memory was 31.8MB in the beginning and 30.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:15:54,219 INFO L158 Benchmark]: RCFGBuilder took 430.91ms. Allocated memory is still 62.9MB. Free memory was 30.7MB in the beginning and 40.0MB in the end (delta: -9.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-11-22 23:15:54,220 INFO L158 Benchmark]: CodeCheck took 123.02ms. Allocated memory is still 62.9MB. Free memory was 39.8MB in the beginning and 33.9MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:15:54,226 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 231.32ms. Allocated memory is still 62.9MB. Free memory was 43.4MB in the beginning and 33.3MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.17ms. Allocated memory is still 62.9MB. Free memory was 33.3MB in the beginning and 31.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.73ms. Allocated memory is still 62.9MB. Free memory was 31.8MB in the beginning and 30.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 430.91ms. Allocated memory is still 62.9MB. Free memory was 30.7MB in the beginning and 40.0MB in the end (delta: -9.3MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * CodeCheck took 123.02ms. Allocated memory is still 62.9MB. Free memory was 39.8MB in the beginning and 33.9MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:15:54,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0af6cc2-c85e-418e-b2fa-46f2c9b80161/bin/ukojak-LBtLqBUTdQ/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared