./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/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_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL --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 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:55:51,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:55:51,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:55:51,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:55:51,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:55:51,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:55:51,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:55:51,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:55:51,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:55:51,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:55:51,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:55:51,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:55:51,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:55:51,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:55:51,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:55:51,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:55:51,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:55:51,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:55:51,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:55:51,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:55:51,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:55:51,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:55:51,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:55:51,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:55:51,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:55:51,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:55:51,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:55:51,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:55:51,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:55:51,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:55:51,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:55:51,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:55:51,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:55:51,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:55:51,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:55:51,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:55:51,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:55:51,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:55:51,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:55:51,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:55:51,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:55:51,763 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:55:51,786 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:55:51,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:55:51,787 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:55:51,787 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:55:51,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:55:51,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:55:51,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:55:51,789 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:55:51,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:55:51,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:55:51,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:55:51,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:55:51,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:55:51,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:55:51,790 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:55:51,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:55:51,791 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:55:51,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:55:51,791 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:55:51,792 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:55:51,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:55:51,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:55:51,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:55:51,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:55:51,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:55:51,793 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:55:51,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:55:51,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:55:51,794 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_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 [2021-11-25 07:55:52,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:55:52,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:55:52,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:55:52,064 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:55:52,065 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:55:52,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-25 07:55:52,144 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/data/bc1995ea4/53c00ef637cf4d8bb3f28045436a5e7b/FLAG0d022de61 [2021-11-25 07:55:52,621 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:55:52,622 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-25 07:55:52,628 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/data/bc1995ea4/53c00ef637cf4d8bb3f28045436a5e7b/FLAG0d022de61 [2021-11-25 07:55:53,011 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/data/bc1995ea4/53c00ef637cf4d8bb3f28045436a5e7b [2021-11-25 07:55:53,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:55:53,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:55:53,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:55:53,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:55:53,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:55:53,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8cd126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53, skipping insertion in model container [2021-11-25 07:55:53,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:55:53,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:55:53,220 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_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-25 07:55:53,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:55:53,237 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:55:53,249 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_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-25 07:55:53,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:55:53,261 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:55:53,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53 WrapperNode [2021-11-25 07:55:53,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:55:53,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:55:53,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:55:53,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:55:53,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,296 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2021-11-25 07:55:53,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:55:53,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:55:53,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:55:53,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:55:53,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:55:53,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:55:53,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:55:53,331 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:55:53,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:55:53,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:55:53,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:55:53,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:55:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:55:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:55:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:55:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:55:53,486 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:55:53,488 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:55:53,569 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:55:53,579 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:55:53,579 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:55:53,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:55:53 BoogieIcfgContainer [2021-11-25 07:55:53,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:55:53,583 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:55:53,583 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:55:53,595 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:55:53,595 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:55:53" (1/1) ... [2021-11-25 07:55:53,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:55:53,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:53,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-25 07:55:53,662 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-25 07:55:53,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:55:53,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:53,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:53,702 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) [2021-11-25 07:55:53,707 INFO L158 Benchmark]: Toolchain (without parser) took 690.56ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 73.5MB in the beginning and 81.9MB in the end (delta: -8.4MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2021-11-25 07:55:53,708 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 102.8MB. Free memory was 60.6MB in the beginning and 60.5MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:55:53,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.19ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 73.5MB in the beginning and 99.1MB in the end (delta: -25.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:55:53,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.96ms. Allocated memory is still 123.7MB. Free memory was 99.1MB in the beginning and 97.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 07:55:53,715 INFO L158 Benchmark]: Boogie Preprocessor took 30.67ms. Allocated memory is still 123.7MB. Free memory was 97.7MB in the beginning and 96.7MB in the end (delta: 934.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:55:53,716 INFO L158 Benchmark]: RCFGBuilder took 251.92ms. Allocated memory is still 123.7MB. Free memory was 96.7MB in the beginning and 87.7MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 07:55:53,717 INFO L158 Benchmark]: CodeCheck took 122.16ms. Allocated memory is still 123.7MB. Free memory was 87.7MB in the beginning and 81.9MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 07:55:53,727 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 0.36ms. Allocated memory is still 102.8MB. Free memory was 60.6MB in the beginning and 60.5MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.19ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 73.5MB in the beginning and 99.1MB in the end (delta: -25.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.96ms. Allocated memory is still 123.7MB. Free memory was 99.1MB in the beginning and 97.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.67ms. Allocated memory is still 123.7MB. Free memory was 97.7MB in the beginning and 96.7MB in the end (delta: 934.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 251.92ms. Allocated memory is still 123.7MB. Free memory was 96.7MB in the beginning and 87.7MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 122.16ms. Allocated memory is still 123.7MB. Free memory was 87.7MB in the beginning and 81.9MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:55:53,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/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_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL --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 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:55:56,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:55:56,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:55:56,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:55:56,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:55:56,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:55:56,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:55:56,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:55:56,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:55:56,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:55:56,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:55:56,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:55:56,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:55:56,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:55:56,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:55:56,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:55:56,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:55:56,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:55:56,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:55:56,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:55:56,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:55:56,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:55:56,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:55:56,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:55:56,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:55:56,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:55:56,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:55:56,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:55:56,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:55:56,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:55:56,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:55:56,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:55:56,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:55:56,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:55:56,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:55:56,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:55:56,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:55:56,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:55:56,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:55:56,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:55:56,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:55:56,496 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-25 07:55:56,543 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:55:56,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:55:56,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:55:56,545 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:55:56,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:55:56,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:55:56,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:55:56,548 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:55:56,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:55:56,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:55:56,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:55:56,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:55:56,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:55:56,550 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 07:55:56,551 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 07:55:56,551 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 07:55:56,551 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:55:56,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:55:56,552 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:55:56,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:55:56,552 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:55:56,552 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:55:56,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:55:56,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:55:56,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:55:56,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:55:56,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:55:56,554 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 07:55:56,554 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 07:55:56,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:55:56,555 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-25 07:55:56,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 07:55:56,556 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_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 [2021-11-25 07:55:56,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:55:57,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:55:57,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:55:57,025 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:55:57,026 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:55:57,028 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-25 07:55:57,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/data/19e1c3ed1/1fd8807339024e0b97e9e53df14855dc/FLAG2a33e9142 [2021-11-25 07:55:57,643 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:55:57,644 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2021-11-25 07:55:57,651 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/data/19e1c3ed1/1fd8807339024e0b97e9e53df14855dc/FLAG2a33e9142 [2021-11-25 07:55:57,999 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/data/19e1c3ed1/1fd8807339024e0b97e9e53df14855dc [2021-11-25 07:55:58,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:55:58,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:55:58,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:55:58,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:55:58,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:55:58,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f3c78ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58, skipping insertion in model container [2021-11-25 07:55:58,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:55:58,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:55:58,169 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_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-25 07:55:58,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:55:58,186 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:55:58,202 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_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2021-11-25 07:55:58,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:55:58,232 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:55:58,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58 WrapperNode [2021-11-25 07:55:58,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:55:58,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:55:58,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:55:58,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:55:58,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,277 INFO L137 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2021-11-25 07:55:58,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:55:58,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:55:58,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:55:58,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:55:58,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:55:58,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:55:58,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:55:58,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:55:58,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,333 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:55:58,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:55:58,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:55:58,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:55:58,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:55:58,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:55:58,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:55:58,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 07:55:58,496 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:55:58,499 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:55:58,763 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:55:58,775 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:55:58,775 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:55:58,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:55:58 BoogieIcfgContainer [2021-11-25 07:55:58,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:55:58,779 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:55:58,779 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:55:58,803 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:55:58,803 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:55:58" (1/1) ... [2021-11-25 07:55:58,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:55:58,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:58,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-25 07:55:58,914 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-25 07:55:58,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:55:58,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:58,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:58,965 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) [2021-11-25 07:55:58,969 INFO L158 Benchmark]: Toolchain (without parser) took 965.18ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 37.5MB in the beginning and 39.3MB in the end (delta: -1.8MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2021-11-25 07:55:58,970 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:55:58,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.81ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 42.6MB in the end (delta: -5.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:55:58,973 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.81ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 42.6MB in the beginning and 54.9MB in the end (delta: -12.3MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2021-11-25 07:55:58,974 INFO L158 Benchmark]: Boogie Preprocessor took 45.54ms. Allocated memory is still 71.3MB. Free memory was 54.9MB in the beginning and 53.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 07:55:58,975 INFO L158 Benchmark]: RCFGBuilder took 453.14ms. Allocated memory is still 71.3MB. Free memory was 53.8MB in the beginning and 45.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:55:58,976 INFO L158 Benchmark]: CodeCheck took 188.78ms. Allocated memory is still 71.3MB. Free memory was 45.4MB in the beginning and 39.3MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 07:55:58,994 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 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 228.81ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 42.6MB in the end (delta: -5.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.81ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 42.6MB in the beginning and 54.9MB in the end (delta: -12.3MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.54ms. Allocated memory is still 71.3MB. Free memory was 54.9MB in the beginning and 53.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 453.14ms. Allocated memory is still 71.3MB. Free memory was 53.8MB in the beginning and 45.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 188.78ms. Allocated memory is still 71.3MB. Free memory was 45.4MB in the beginning and 39.3MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:55:59,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ea4d36-08aa-480a-8595-16d67c4d5ec5/bin/ukojak-d1pc8ZmBRL/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