./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 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/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_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ --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 --- [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-6b4ec56 [2022-11-20 16:51:06,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:51:06,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:51:06,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:51:06,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:51:06,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:51:06,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:51:06,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:51:06,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:51:06,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:51:06,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:51:06,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:51:06,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:51:06,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:51:06,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:51:06,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:51:06,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:51:06,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:51:06,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:51:06,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:51:06,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:51:06,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:51:06,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:51:06,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:51:06,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:51:06,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:51:06,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:51:06,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:51:06,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:51:06,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:51:06,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:51:06,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:51:06,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:51:06,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:51:06,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:51:06,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:51:06,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:51:06,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:51:06,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:51:06,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:51:06,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:51:06,562 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 16:51:06,592 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:51:06,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:51:06,597 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:51:06,597 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:51:06,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:51:06,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:51:06,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:51:06,599 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:51:06,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:51:06,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:51:06,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:51:06,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:51:06,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:51:06,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:51:06,602 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:51:06,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:51:06,603 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:51:06,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:51:06,603 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:51:06,603 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:51:06,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:51:06,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:51:06,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:51:06,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:51:06,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:51:06,605 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:51:06,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:51:06,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:51:06,606 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_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 [2022-11-20 16:51:06,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:51:06,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:51:06,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:51:06,985 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:51:06,986 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:51:06,989 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2022-11-20 16:51:09,960 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:51:10,160 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:51:10,161 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2022-11-20 16:51:10,165 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/data/5bce51d91/1d020680079e4b0685f95add1e113860/FLAG122de1eda [2022-11-20 16:51:10,178 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/data/5bce51d91/1d020680079e4b0685f95add1e113860 [2022-11-20 16:51:10,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:51:10,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:51:10,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:51:10,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:51:10,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:51:10,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35180bd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10, skipping insertion in model container [2022-11-20 16:51:10,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:51:10,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:51:10,378 WARN L237 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_8b911157-1cec-4725-b27e-601ac26afdd7/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2022-11-20 16:51:10,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:51:10,393 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:51:10,406 WARN L237 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_8b911157-1cec-4725-b27e-601ac26afdd7/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2022-11-20 16:51:10,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:51:10,420 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:51:10,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10 WrapperNode [2022-11-20 16:51:10,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:51:10,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:51:10,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:51:10,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:51:10,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,449 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2022-11-20 16:51:10,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:51:10,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:51:10,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:51:10,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:51:10,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,467 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:51:10,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:51:10,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:51:10,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:51:10,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:51:10,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:51:10,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:51:10,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:51:10,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:51:10,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:51:10,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:51:10,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:51:10,624 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:51:10,627 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:51:10,773 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:51:10,804 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:51:10,805 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:51:10,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:51:10 BoogieIcfgContainer [2022-11-20 16:51:10,807 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:51:10,808 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:51:10,808 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:51:10,820 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:51:10,820 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:51:10" (1/1) ... [2022-11-20 16:51:10,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:51:10,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:10,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 16:51:10,947 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 16:51:10,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:51:10,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:10,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:10,993 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:156) 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) [2022-11-20 16:51:11,001 INFO L158 Benchmark]: Toolchain (without parser) took 817.68ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 64.0MB in the beginning and 149.1MB in the end (delta: -85.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:51:11,002 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory was 104.0MB in the beginning and 103.8MB in the end (delta: 169.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:51:11,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.53ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 63.8MB in the beginning and 150.3MB in the end (delta: -86.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-11-20 16:51:11,005 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.09ms. Allocated memory is still 182.5MB. Free memory was 150.3MB in the beginning and 149.4MB in the end (delta: 884.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:51:11,006 INFO L158 Benchmark]: Boogie Preprocessor took 18.77ms. Allocated memory is still 182.5MB. Free memory was 149.4MB in the beginning and 148.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:51:11,007 INFO L158 Benchmark]: RCFGBuilder took 337.49ms. Allocated memory is still 182.5MB. Free memory was 148.2MB in the beginning and 137.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:51:11,007 INFO L158 Benchmark]: CodeCheck took 191.64ms. Allocated memory is still 182.5MB. Free memory was 137.7MB in the beginning and 149.1MB in the end (delta: -11.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:51:11,016 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 0.30ms. Allocated memory is still 130.0MB. Free memory was 104.0MB in the beginning and 103.8MB in the end (delta: 169.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.53ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 63.8MB in the beginning and 150.3MB in the end (delta: -86.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.09ms. Allocated memory is still 182.5MB. Free memory was 150.3MB in the beginning and 149.4MB in the end (delta: 884.7kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.77ms. Allocated memory is still 182.5MB. Free memory was 149.4MB in the beginning and 148.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 337.49ms. Allocated memory is still 182.5MB. Free memory was 148.2MB in the beginning and 137.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 191.64ms. Allocated memory is still 182.5MB. Free memory was 137.7MB in the beginning and 149.1MB in the end (delta: -11.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:51:11,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/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_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ --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 --- [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-6b4ec56 [2022-11-20 16:51:13,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:51:13,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:51:13,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:51:13,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:51:13,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:51:13,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:51:13,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:51:13,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:51:13,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:51:13,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:51:13,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:51:13,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:51:13,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:51:13,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:51:13,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:51:13,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:51:13,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:51:13,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:51:13,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:51:13,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:51:13,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:51:13,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:51:13,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:51:13,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:51:13,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:51:13,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:51:13,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:51:13,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:51:13,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:51:13,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:51:13,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:51:13,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:51:13,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:51:13,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:51:13,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:51:13,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:51:13,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:51:13,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:51:13,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:51:13,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:51:13,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-11-20 16:51:13,678 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:51:13,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:51:13,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:51:13,681 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:51:13,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:51:13,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:51:13,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:51:13,682 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:51:13,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:51:13,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:51:13,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:51:13,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:51:13,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:51:13,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:51:13,685 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:51:13,686 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:51:13,686 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:51:13,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:51:13,686 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:51:13,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:51:13,687 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:51:13,687 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:51:13,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:51:13,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:51:13,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:51:13,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:51:13,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:51:13,690 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:51:13,690 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:51:13,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:51:13,690 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:51:13,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:51:13,691 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_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee159be1ed42c29b70080447b490f7a1aeb72331afc90e5794e0e8d61cb20d74 [2022-11-20 16:51:14,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:51:14,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:51:14,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:51:14,120 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:51:14,121 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:51:14,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2022-11-20 16:51:17,428 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:51:17,651 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:51:17,652 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c [2022-11-20 16:51:17,661 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/data/34db73471/057e80bb8d244abda36a9d70d5832229/FLAG57643151e [2022-11-20 16:51:17,684 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/data/34db73471/057e80bb8d244abda36a9d70d5832229 [2022-11-20 16:51:17,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:51:17,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:51:17,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:51:17,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:51:17,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:51:17,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:17,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6228af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17, skipping insertion in model container [2022-11-20 16:51:17,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:17,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:51:17,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:51:17,882 WARN L237 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_8b911157-1cec-4725-b27e-601ac26afdd7/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2022-11-20 16:51:17,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:51:17,903 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:51:17,919 WARN L237 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_8b911157-1cec-4725-b27e-601ac26afdd7/sv-benchmarks/c/float-benchs/drift_tenth.c.p+cfa-reducer.c[721,734] [2022-11-20 16:51:17,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:51:17,935 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:51:17,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17 WrapperNode [2022-11-20 16:51:17,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:51:17,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:51:17,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:51:17,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:51:17,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:17,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:17,971 INFO L138 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2022-11-20 16:51:17,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:51:17,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:51:17,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:51:17,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:51:17,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:17,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:17,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:18,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:18,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:18,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:18,015 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:18,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:18,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:51:18,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:51:18,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:51:18,019 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:51:18,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:17" (1/1) ... [2022-11-20 16:51:18,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:51:18,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:51:18,068 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:51:18,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:51:18,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:51:18,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:51:18,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:51:18,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:51:18,202 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:51:18,205 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:51:18,524 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:51:18,556 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:51:18,556 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:51:18,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:51:18 BoogieIcfgContainer [2022-11-20 16:51:18,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:51:18,560 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:51:18,560 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:51:18,586 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:51:18,586 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:51:18" (1/1) ... [2022-11-20 16:51:18,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:51:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:18,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 16:51:18,647 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 16:51:18,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:51:18,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:18,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:18,694 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:156) 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) [2022-11-20 16:51:18,698 INFO L158 Benchmark]: Toolchain (without parser) took 1008.60ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 34.3MB in the beginning and 39.2MB in the end (delta: -4.8MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2022-11-20 16:51:18,699 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:51:18,700 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.86ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 34.2MB in the beginning and 58.1MB in the end (delta: -23.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-11-20 16:51:18,700 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.79ms. Allocated memory is still 79.7MB. Free memory was 58.1MB in the beginning and 56.5MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:51:18,701 INFO L158 Benchmark]: Boogie Preprocessor took 45.37ms. Allocated memory is still 79.7MB. Free memory was 56.5MB in the beginning and 55.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:51:18,702 INFO L158 Benchmark]: RCFGBuilder took 540.00ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 45.5MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 16:51:18,702 INFO L158 Benchmark]: CodeCheck took 136.90ms. Allocated memory is still 79.7MB. Free memory was 45.2MB in the beginning and 39.2MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 16:51:18,705 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 0.24ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.86ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 34.2MB in the beginning and 58.1MB in the end (delta: -23.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.79ms. Allocated memory is still 79.7MB. Free memory was 58.1MB in the beginning and 56.5MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.37ms. Allocated memory is still 79.7MB. Free memory was 56.5MB in the beginning and 55.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 540.00ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 45.5MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 136.90ms. Allocated memory is still 79.7MB. Free memory was 45.2MB in the beginning and 39.2MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:51:18,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b911157-1cec-4725-b27e-601ac26afdd7/bin/ukojak-pZX7IvK2PQ/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