./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e --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 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:54:35,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:54:35,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:54:35,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:54:35,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:54:35,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:54:35,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:54:35,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:54:35,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:54:35,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:54:35,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:54:35,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:54:35,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:54:35,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:54:35,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:54:35,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:54:35,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:54:35,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:54:35,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:54:35,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:54:35,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:54:35,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:54:35,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:54:35,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:54:35,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:54:35,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:54:35,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:54:35,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:54:35,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:54:35,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:54:35,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:54:35,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:54:35,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:54:35,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:54:35,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:54:35,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:54:35,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:54:35,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:54:35,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:54:35,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:54:35,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:54:35,935 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 23:54:35,971 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:54:35,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:54:35,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:54:35,974 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:54:35,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:54:35,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:54:35,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:54:35,975 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:54:35,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:54:35,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:54:35,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:54:35,983 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:54:35,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:54:35,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:54:35,984 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:54:35,984 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:54:35,984 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:54:35,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:54:35,985 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:54:35,985 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:54:35,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:54:35,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:54:35,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:54:35,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:54:35,986 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:54:35,987 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:54:35,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:54:35,987 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:54:35,987 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_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2021-11-13 23:54:36,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:54:36,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:54:36,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:54:36,302 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:54:36,303 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:54:36,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-13 23:54:36,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/data/48da447a7/14ac061b9fb042f6b7748e89bb44acda/FLAG2d806c1f5 [2021-11-13 23:54:36,858 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:54:36,862 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-13 23:54:36,868 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/data/48da447a7/14ac061b9fb042f6b7748e89bb44acda/FLAG2d806c1f5 [2021-11-13 23:54:37,223 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/data/48da447a7/14ac061b9fb042f6b7748e89bb44acda [2021-11-13 23:54:37,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:54:37,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:54:37,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:54:37,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:54:37,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:54:37,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e348fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37, skipping insertion in model container [2021-11-13 23:54:37,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:54:37,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:54:37,515 WARN L228 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_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-13 23:54:37,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:54:37,533 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:54:37,591 WARN L228 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_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-13 23:54:37,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:54:37,618 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:54:37,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37 WrapperNode [2021-11-13 23:54:37,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:54:37,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:54:37,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:54:37,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:54:37,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:54:37,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:54:37,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:54:37,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:54:37,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:54:37,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:54:37,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:54:37,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:54:37,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:37" (1/1) ... [2021-11-13 23:54:37,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:54:37,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:54:37,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:54:37,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:54:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:54:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:54:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-13 23:54:37,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:54:37,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:54:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-13 23:54:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:54:38,063 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:54:38,070 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 23:54:38,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:54:38 BoogieIcfgContainer [2021-11-13 23:54:38,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:54:38,074 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:54:38,074 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:54:38,095 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:54:38,096 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:54:38" (1/1) ... [2021-11-13 23:54:38,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:54:38,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:38,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-13 23:54:38,215 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-13 23:54:38,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:54:38,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:38,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:38,250 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.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) 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) [2021-11-13 23:54:38,253 INFO L158 Benchmark]: Toolchain (without parser) took 1024.87ms. Allocated memory is still 90.2MB. Free memory was 49.1MB in the beginning and 42.9MB in the end (delta: 6.2MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2021-11-13 23:54:38,254 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:54:38,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.45ms. Allocated memory is still 90.2MB. Free memory was 48.8MB in the beginning and 64.8MB in the end (delta: -16.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 23:54:38,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.27ms. Allocated memory is still 90.2MB. Free memory was 64.6MB in the beginning and 62.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:54:38,257 INFO L158 Benchmark]: Boogie Preprocessor took 27.95ms. Allocated memory is still 90.2MB. Free memory was 62.8MB in the beginning and 61.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:54:38,257 INFO L158 Benchmark]: RCFGBuilder took 370.55ms. Allocated memory is still 90.2MB. Free memory was 61.5MB in the beginning and 48.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 23:54:38,258 INFO L158 Benchmark]: CodeCheck took 178.23ms. Allocated memory is still 90.2MB. Free memory was 48.8MB in the beginning and 42.9MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 23:54:38,262 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 0.33ms. Allocated memory is still 90.2MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.45ms. Allocated memory is still 90.2MB. Free memory was 48.8MB in the beginning and 64.8MB in the end (delta: -16.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.27ms. Allocated memory is still 90.2MB. Free memory was 64.6MB in the beginning and 62.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.95ms. Allocated memory is still 90.2MB. Free memory was 62.8MB in the beginning and 61.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 370.55ms. Allocated memory is still 90.2MB. Free memory was 61.5MB in the beginning and 48.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 178.23ms. Allocated memory is still 90.2MB. Free memory was 48.8MB in the beginning and 42.9MB 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. [2021-11-13 23:54:38,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/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_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e --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 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:54:40,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:54:40,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:54:40,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:54:40,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:54:40,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:54:40,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:54:40,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:54:40,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:54:40,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:54:40,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:54:40,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:54:40,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:54:40,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:54:40,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:54:40,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:54:40,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:54:40,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:54:40,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:54:40,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:54:40,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:54:40,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:54:40,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:54:40,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:54:40,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:54:40,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:54:40,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:54:40,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:54:40,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:54:40,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:54:40,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:54:40,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:54:40,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:54:40,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:54:40,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:54:40,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:54:40,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:54:40,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:54:40,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:54:40,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:54:40,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:54:40,914 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-13 23:54:40,956 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:54:40,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:54:40,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:54:40,958 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:54:40,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:54:40,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:54:40,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:54:40,959 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:54:40,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:54:40,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:54:40,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:54:40,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:54:40,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:54:40,961 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 23:54:40,961 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 23:54:40,961 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 23:54:40,962 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:54:40,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:54:40,962 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:54:40,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:54:40,962 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:54:40,963 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:54:40,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:54:40,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:54:40,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:54:40,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:54:40,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:54:40,964 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 23:54:40,964 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 23:54:40,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:54:40,965 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 23:54:40,965 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 23:54:40,965 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_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2021-11-13 23:54:41,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:54:41,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:54:41,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:54:41,387 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:54:41,388 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:54:41,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-13 23:54:41,467 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/data/8fabf702d/72cbe2892ee040eea2e135905f760b52/FLAG80acd09dc [2021-11-13 23:54:42,104 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:54:42,105 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-13 23:54:42,117 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/data/8fabf702d/72cbe2892ee040eea2e135905f760b52/FLAG80acd09dc [2021-11-13 23:54:42,137 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/data/8fabf702d/72cbe2892ee040eea2e135905f760b52 [2021-11-13 23:54:42,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:54:42,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:54:42,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:54:42,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:54:42,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:54:42,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7540995c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42, skipping insertion in model container [2021-11-13 23:54:42,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:54:42,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:54:42,378 WARN L228 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_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-13 23:54:42,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:54:42,425 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:54:42,480 WARN L228 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_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-13 23:54:42,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:54:42,526 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:54:42,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42 WrapperNode [2021-11-13 23:54:42,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:54:42,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:54:42,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:54:42,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:54:42,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:54:42,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:54:42,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:54:42,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:54:42,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:54:42,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:54:42,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:54:42,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:54:42,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:54:42" (1/1) ... [2021-11-13 23:54:42,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:54:42,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:54:42,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:54:42,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:54:42,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-13 23:54:42,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 23:54:42,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:54:42,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-13 23:54:42,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:54:42,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:54:42,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:54:53,732 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:54:53,732 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 23:54:53,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:54:53 BoogieIcfgContainer [2021-11-13 23:54:53,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:54:53,735 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:54:53,736 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:54:53,745 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:54:53,745 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:54:53" (1/1) ... [2021-11-13 23:54:53,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:54:53,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:53,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-13 23:54:53,811 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-13 23:54:53,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:54:53,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:53,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:53,861 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) [2021-11-13 23:54:53,868 INFO L158 Benchmark]: Toolchain (without parser) took 11723.48ms. Allocated memory is still 60.8MB. Free memory was 38.0MB in the beginning and 26.2MB in the end (delta: 11.7MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2021-11-13 23:54:53,869 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:54:53,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.12ms. Allocated memory is still 60.8MB. Free memory was 37.7MB in the beginning and 41.8MB in the end (delta: -4.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 23:54:53,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.43ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 39.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:54:53,873 INFO L158 Benchmark]: Boogie Preprocessor took 54.39ms. Allocated memory is still 60.8MB. Free memory was 39.9MB in the beginning and 38.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:54:53,891 INFO L158 Benchmark]: RCFGBuilder took 11075.16ms. Allocated memory is still 60.8MB. Free memory was 38.1MB in the beginning and 32.3MB in the end (delta: 5.8MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-11-13 23:54:53,892 INFO L158 Benchmark]: CodeCheck took 129.65ms. Allocated memory is still 60.8MB. Free memory was 32.3MB in the beginning and 26.2MB in the end (delta: 6.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 23:54:53,903 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 0.36ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.12ms. Allocated memory is still 60.8MB. Free memory was 37.7MB in the beginning and 41.8MB in the end (delta: -4.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.43ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 39.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.39ms. Allocated memory is still 60.8MB. Free memory was 39.9MB in the beginning and 38.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11075.16ms. Allocated memory is still 60.8MB. Free memory was 38.1MB in the beginning and 32.3MB in the end (delta: 5.8MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * CodeCheck took 129.65ms. Allocated memory is still 60.8MB. Free memory was 32.3MB in the beginning and 26.2MB in the end (delta: 6.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:54:53,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e2fcf2-3c4c-43aa-bcb4-9436794adc50/bin/ukojak-2xVlg8857e/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