./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/Muller_Kahan.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/Muller_Kahan.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB --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 61ce2c272542663cace3442e405f7ab093d2a72e636da199b8b44596c79af6c9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:41:37,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:37,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:37,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:37,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:37,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:37,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:37,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:37,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:37,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:37,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:37,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:37,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:37,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:37,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:37,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:37,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:37,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:37,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:37,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:37,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:37,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:37,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:37,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:37,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:37,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:37,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:37,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:37,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:37,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:37,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:37,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:37,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:37,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:37,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:37,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:37,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:37,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:37,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:37,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:37,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:37,608 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:37,636 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:37,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:37,637 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:37,638 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:37,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:37,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:37,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:37,640 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:37,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:37,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:37,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:37,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:37,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:37,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:37,642 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:37,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:37,643 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:37,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:37,644 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:37,644 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:37,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:37,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:37,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:37,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:37,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:37,646 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:37,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:37,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:37,647 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_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61ce2c272542663cace3442e405f7ab093d2a72e636da199b8b44596c79af6c9 [2022-10-17 16:41:37,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:37,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:37,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:37,941 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:37,943 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:37,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/float-benchs/Muller_Kahan.c [2022-10-17 16:41:38,034 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/data/7d9ffaf31/1d0df6eb41bf49e38ee51c67c4a95f4b/FLAG10f16c26c [2022-10-17 16:41:38,514 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:38,515 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/sv-benchmarks/c/float-benchs/Muller_Kahan.c [2022-10-17 16:41:38,520 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/data/7d9ffaf31/1d0df6eb41bf49e38ee51c67c4a95f4b/FLAG10f16c26c [2022-10-17 16:41:38,909 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/data/7d9ffaf31/1d0df6eb41bf49e38ee51c67c4a95f4b [2022-10-17 16:41:38,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:38,913 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:38,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:38,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:38,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:38,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:38" (1/1) ... [2022-10-17 16:41:38,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6189f487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:38, skipping insertion in model container [2022-10-17 16:41:38,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:38" (1/1) ... [2022-10-17 16:41:38,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:38,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:39,142 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_1b935528-5fc6-4cdf-9d97-1531d301ac37/sv-benchmarks/c/float-benchs/Muller_Kahan.c[631,644] [2022-10-17 16:41:39,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:39,180 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:39,194 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_1b935528-5fc6-4cdf-9d97-1531d301ac37/sv-benchmarks/c/float-benchs/Muller_Kahan.c[631,644] [2022-10-17 16:41:39,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:39,212 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:39,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39 WrapperNode [2022-10-17 16:41:39,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:39,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:39,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:39,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:39,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,253 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36 [2022-10-17 16:41:39,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:39,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:39,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:39,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:39,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,283 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:39,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:39,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:39,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:39,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:39,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:39,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:39,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:39,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:39,427 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:39,429 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:39,526 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:39,554 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:39,554 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:41:39,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:39 BoogieIcfgContainer [2022-10-17 16:41:39,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:39,558 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:39,558 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:39,569 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:39,569 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:39,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:39,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-10-17 16:41:39,649 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-10-17 16:41:39,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:41:39,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:39,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:39,699 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:385) 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:153) 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) [2022-10-17 16:41:39,704 INFO L158 Benchmark]: Toolchain (without parser) took 789.89ms. Allocated memory is still 119.5MB. Free memory was 90.0MB in the beginning and 75.0MB in the end (delta: 15.0MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-10-17 16:41:39,705 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 119.5MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:39,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.96ms. Allocated memory is still 119.5MB. Free memory was 89.7MB in the beginning and 93.7MB in the end (delta: -4.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:41:39,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.40ms. Allocated memory is still 119.5MB. Free memory was 93.7MB in the beginning and 92.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:41:39,708 INFO L158 Benchmark]: Boogie Preprocessor took 34.67ms. Allocated memory is still 119.5MB. Free memory was 92.2MB in the beginning and 91.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:39,709 INFO L158 Benchmark]: RCFGBuilder took 266.20ms. Allocated memory is still 119.5MB. Free memory was 91.0MB in the beginning and 81.1MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:41:39,709 INFO L158 Benchmark]: CodeCheck took 144.07ms. Allocated memory is still 119.5MB. Free memory was 81.1MB in the beginning and 75.0MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:41:39,713 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:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 119.5MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.96ms. Allocated memory is still 119.5MB. Free memory was 89.7MB in the beginning and 93.7MB in the end (delta: -4.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.40ms. Allocated memory is still 119.5MB. Free memory was 93.7MB in the beginning and 92.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.67ms. Allocated memory is still 119.5MB. Free memory was 92.2MB in the beginning and 91.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 266.20ms. Allocated memory is still 119.5MB. Free memory was 91.0MB in the beginning and 81.1MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 144.07ms. Allocated memory is still 119.5MB. Free memory was 81.1MB in the beginning and 75.0MB 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. [2022-10-17 16:41:39,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/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_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/Muller_Kahan.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB --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 61ce2c272542663cace3442e405f7ab093d2a72e636da199b8b44596c79af6c9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:41:42,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:42,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:42,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:42,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:42,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:42,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:42,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:42,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:42,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:42,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:42,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:42,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:42,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:42,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:42,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:42,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:42,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:42,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:42,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:42,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:42,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:42,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:42,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:42,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:42,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:42,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:42,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:42,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:42,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:42,334 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:42,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:42,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:42,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:42,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:42,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:42,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:42,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:42,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:42,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:42,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:42,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:41:42,370 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:42,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:42,372 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:42,372 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:42,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:42,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:42,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:42,374 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:42,374 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:42,374 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:42,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:42,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:42,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:42,375 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:41:42,375 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:41:42,376 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:41:42,376 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:42,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:42,376 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:42,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:42,377 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:42,377 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:42,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:42,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:42,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:42,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:42,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:42,379 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:41:42,379 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:41:42,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:42,379 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:41:42,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:41:42,380 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_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61ce2c272542663cace3442e405f7ab093d2a72e636da199b8b44596c79af6c9 [2022-10-17 16:41:42,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:42,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:42,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:42,796 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:42,799 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:42,801 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/float-benchs/Muller_Kahan.c [2022-10-17 16:41:42,870 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/data/b9fc4e083/caab407d7aec4bfbaf6fe20c569d0ad7/FLAG5d47ebe85 [2022-10-17 16:41:43,352 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:43,352 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/sv-benchmarks/c/float-benchs/Muller_Kahan.c [2022-10-17 16:41:43,370 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/data/b9fc4e083/caab407d7aec4bfbaf6fe20c569d0ad7/FLAG5d47ebe85 [2022-10-17 16:41:43,735 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/data/b9fc4e083/caab407d7aec4bfbaf6fe20c569d0ad7 [2022-10-17 16:41:43,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:43,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:43,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:43,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:43,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:43,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12aab4dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:43, skipping insertion in model container [2022-10-17 16:41:43,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:43" (1/1) ... [2022-10-17 16:41:43,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:43,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:43,971 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_1b935528-5fc6-4cdf-9d97-1531d301ac37/sv-benchmarks/c/float-benchs/Muller_Kahan.c[631,644] [2022-10-17 16:41:43,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:44,007 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:44,031 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_1b935528-5fc6-4cdf-9d97-1531d301ac37/sv-benchmarks/c/float-benchs/Muller_Kahan.c[631,644] [2022-10-17 16:41:44,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:44,056 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:44,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44 WrapperNode [2022-10-17 16:41:44,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:44,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:44,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:44,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:44,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,108 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37 [2022-10-17 16:41:44,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:44,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:44,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:44,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:44,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,140 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:44,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:44,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:44,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:44,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:44" (1/1) ... [2022-10-17 16:41:44,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:44,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:44,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:44,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:41:44,326 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:44,328 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:54,948 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:55,022 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:55,023 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:41:55,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:55 BoogieIcfgContainer [2022-10-17 16:41:55,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:55,026 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:55,027 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:55,039 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:55,039 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:55" (1/1) ... [2022-10-17 16:41:55,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:55,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:55,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-10-17 16:41:55,134 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-10-17 16:41:55,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:41:55,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:55,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:55,182 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:385) 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:153) 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) [2022-10-17 16:41:55,187 INFO L158 Benchmark]: Toolchain (without parser) took 11445.71ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 43.3MB in the beginning and 62.6MB in the end (delta: -19.4MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-10-17 16:41:55,188 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 46.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:55,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.31ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 46.7MB in the end (delta: -3.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:41:55,190 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.78ms. Allocated memory is still 62.9MB. Free memory was 46.6MB in the beginning and 45.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:55,190 INFO L158 Benchmark]: Boogie Preprocessor took 33.47ms. Allocated memory is still 62.9MB. Free memory was 45.2MB in the beginning and 43.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:41:55,191 INFO L158 Benchmark]: RCFGBuilder took 10880.67ms. Allocated memory is still 62.9MB. Free memory was 43.9MB in the beginning and 32.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:41:55,192 INFO L158 Benchmark]: CodeCheck took 158.47ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 32.6MB in the beginning and 62.6MB in the end (delta: -30.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-10-17 16:41:55,196 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:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 46.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.31ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 46.7MB in the end (delta: -3.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.78ms. Allocated memory is still 62.9MB. Free memory was 46.6MB in the beginning and 45.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.47ms. Allocated memory is still 62.9MB. Free memory was 45.2MB in the beginning and 43.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10880.67ms. Allocated memory is still 62.9MB. Free memory was 43.9MB in the beginning and 32.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 158.47ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 32.6MB in the beginning and 62.6MB in the end (delta: -30.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:41:55,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b935528-5fc6-4cdf-9d97-1531d301ac37/bin/ukojak-92XMlrwhuB/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared