./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 --- 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-b5237d8 [2022-11-22 00:02:28,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:02:28,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:02:28,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:02:28,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:02:28,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:02:28,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:02:28,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:02:28,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:02:28,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:02:28,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:02:28,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:02:28,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:02:28,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:02:28,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:02:28,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:02:28,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:02:28,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:02:28,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:02:28,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:02:28,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:02:28,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:02:28,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:02:28,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:02:28,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:02:28,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:02:28,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:02:28,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:02:28,541 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:02:28,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:02:28,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:02:28,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:02:28,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:02:28,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:02:28,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:02:28,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:02:28,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:02:28,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:02:28,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:02:28,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:02:28,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:02:28,554 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-22 00:02:28,592 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:02:28,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:02:28,594 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:02:28,594 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-22 00:02:28,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 00:02:28,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 00:02:28,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:02:28,608 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:02:28,608 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:02:28,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:02:28,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:02:28,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:02:28,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:02:28,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:02:28,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:02:28,611 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:02:28,611 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:02:28,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:02:28,612 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:02:28,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:02:28,612 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-22 00:02:28,613 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-22 00:02:28,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:02:28,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-22 00:02:28,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:02:28,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:02:28,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:02:28,614 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-22 00:02:28,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:02:28,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:02:28,615 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_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 [2022-11-22 00:02:28,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:02:28,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:02:28,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:02:28,944 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:02:28,945 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:02:28,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation2.c [2022-11-22 00:02:31,943 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:02:32,209 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:02:32,210 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/sv-benchmarks/c/float-benchs/interpolation2.c [2022-11-22 00:02:32,217 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/data/801a7ae6d/a88e7395c9cc425ba39ce835013b71ee/FLAG6bc1c97f5 [2022-11-22 00:02:32,231 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/data/801a7ae6d/a88e7395c9cc425ba39ce835013b71ee [2022-11-22 00:02:32,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:02:32,235 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:02:32,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:02:32,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:02:32,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:02:32,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f377c58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32, skipping insertion in model container [2022-11-22 00:02:32,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:02:32,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:02:32,463 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_71c41402-72a8-4a20-ac40-61a3571c3f4b/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2022-11-22 00:02:32,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:02:32,512 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:02:32,526 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_71c41402-72a8-4a20-ac40-61a3571c3f4b/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2022-11-22 00:02:32,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:02:32,582 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:02:32,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32 WrapperNode [2022-11-22 00:02:32,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:02:32,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:02:32,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:02:32,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:02:32,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,612 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,645 INFO L138 Inliner]: procedures = 18, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2022-11-22 00:02:32,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:02:32,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:02:32,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:02:32,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:02:32,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,691 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:02:32,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:02:32,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:02:32,704 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:02:32,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:32" (1/1) ... [2022-11-22 00:02:32,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-22 00:02:32,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/z3 [2022-11-22 00:02:32,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-22 00:02:32,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-22 00:02:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:02:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:02:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 00:02:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-22 00:02:32,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:02:32,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:02:32,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-22 00:02:32,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 00:02:32,906 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:02:32,908 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:02:33,131 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:02:33,207 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:02:33,207 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 00:02:33,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:02:33 BoogieIcfgContainer [2022-11-22 00:02:33,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:02:33,224 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-22 00:02:33,224 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-22 00:02:33,235 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-22 00:02:33,237 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:02:33" (1/1) ... [2022-11-22 00:02:33,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:02:33,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:33,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2022-11-22 00:02:33,355 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2022-11-22 00:02:33,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-22 00:02:33,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:33,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:33,402 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.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java: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) [2022-11-22 00:02:33,414 INFO L158 Benchmark]: Toolchain (without parser) took 1177.98ms. Allocated memory is still 148.9MB. Free memory was 107.8MB in the beginning and 69.6MB in the end (delta: 38.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-22 00:02:33,415 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 148.9MB. Free memory is still 118.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:02:33,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.71ms. Allocated memory is still 148.9MB. Free memory was 107.3MB in the beginning and 96.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 00:02:33,418 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.68ms. Allocated memory is still 148.9MB. Free memory was 96.5MB in the beginning and 94.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:02:33,418 INFO L158 Benchmark]: Boogie Preprocessor took 56.35ms. Allocated memory is still 148.9MB. Free memory was 94.8MB in the beginning and 93.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:02:33,419 INFO L158 Benchmark]: RCFGBuilder took 507.44ms. Allocated memory is still 148.9MB. Free memory was 93.1MB in the beginning and 75.9MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 00:02:33,420 INFO L158 Benchmark]: CodeCheck took 188.19ms. Allocated memory is still 148.9MB. Free memory was 75.4MB in the beginning and 69.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-22 00:02:33,424 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 0.26ms. Allocated memory is still 148.9MB. Free memory is still 118.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.71ms. Allocated memory is still 148.9MB. Free memory was 107.3MB in the beginning and 96.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.68ms. Allocated memory is still 148.9MB. Free memory was 96.5MB in the beginning and 94.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.35ms. Allocated memory is still 148.9MB. Free memory was 94.8MB in the beginning and 93.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 507.44ms. Allocated memory is still 148.9MB. Free memory was 93.1MB in the beginning and 75.9MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 188.19ms. Allocated memory is still 148.9MB. Free memory was 75.4MB in the beginning and 69.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-22 00:02:33,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 --- 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-b5237d8 [2022-11-22 00:02:35,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:02:35,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:02:35,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:02:35,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:02:35,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:02:35,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:02:35,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:02:35,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:02:35,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:02:35,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:02:35,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:02:35,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:02:35,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:02:35,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:02:35,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:02:35,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:02:35,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:02:35,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:02:35,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:02:35,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:02:35,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:02:35,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:02:35,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:02:36,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:02:36,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:02:36,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:02:36,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:02:36,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:02:36,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:02:36,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:02:36,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:02:36,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:02:36,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:02:36,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:02:36,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:02:36,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:02:36,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:02:36,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:02:36,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:02:36,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:02:36,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-22 00:02:36,070 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:02:36,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:02:36,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:02:36,073 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-22 00:02:36,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 00:02:36,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 00:02:36,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:02:36,075 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:02:36,075 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:02:36,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:02:36,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:02:36,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:02:36,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:02:36,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:02:36,077 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 00:02:36,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 00:02:36,078 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:02:36,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 00:02:36,078 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:02:36,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:02:36,079 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:02:36,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:02:36,079 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-22 00:02:36,080 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-22 00:02:36,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:02:36,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-22 00:02:36,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:02:36,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:02:36,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:02:36,081 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 00:02:36,081 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 00:02:36,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:02:36,082 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-22 00:02:36,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 00:02:36,082 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_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 [2022-11-22 00:02:36,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:02:36,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:02:36,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:02:36,523 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:02:36,523 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:02:36,525 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation2.c [2022-11-22 00:02:39,537 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:02:39,836 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:02:39,837 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/sv-benchmarks/c/float-benchs/interpolation2.c [2022-11-22 00:02:39,845 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/data/1e9df0552/fe77f0418d744337a9b7768745363959/FLAG87cb3418d [2022-11-22 00:02:39,866 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/data/1e9df0552/fe77f0418d744337a9b7768745363959 [2022-11-22 00:02:39,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:02:39,873 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:02:39,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:02:39,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:02:39,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:02:39,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:02:39" (1/1) ... [2022-11-22 00:02:39,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7780601a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:39, skipping insertion in model container [2022-11-22 00:02:39,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:02:39" (1/1) ... [2022-11-22 00:02:39,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:02:39,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:02:40,043 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_71c41402-72a8-4a20-ac40-61a3571c3f4b/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2022-11-22 00:02:40,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:02:40,101 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:02:40,124 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_71c41402-72a8-4a20-ac40-61a3571c3f4b/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2022-11-22 00:02:40,147 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:02:40,166 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:02:40,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40 WrapperNode [2022-11-22 00:02:40,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:02:40,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:02:40,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:02:40,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:02:40,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40" (1/1) ... [2022-11-22 00:02:40,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40" (1/1) ... [2022-11-22 00:02:40,240 INFO L138 Inliner]: procedures = 19, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2022-11-22 00:02:40,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:02:40,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:02:40,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:02:40,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:02:40,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40" (1/1) ... [2022-11-22 00:02:40,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40" (1/1) ... [2022-11-22 00:02:40,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40" (1/1) ... [2022-11-22 00:02:40,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40" (1/1) ... [2022-11-22 00:02:40,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40" (1/1) ... [2022-11-22 00:02:40,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40" (1/1) ... [2022-11-22 00:02:40,288 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40" (1/1) ... [2022-11-22 00:02:40,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40" (1/1) ... [2022-11-22 00:02:40,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:02:40,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:02:40,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:02:40,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:02:40,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:02:40" (1/1) ... [2022-11-22 00:02:40,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-22 00:02:40,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/z3 [2022-11-22 00:02:40,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-22 00:02:40,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-22 00:02:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:02:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-22 00:02:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-22 00:02:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 00:02:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-22 00:02:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:02:40,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:02:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 00:02:40,505 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:02:40,507 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:02:51,010 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:02:51,222 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:02:51,222 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 00:02:51,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:02:51 BoogieIcfgContainer [2022-11-22 00:02:51,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:02:51,226 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-22 00:02:51,226 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-22 00:02:51,237 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-22 00:02:51,237 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:02:51" (1/1) ... [2022-11-22 00:02:51,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:02:51,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2022-11-22 00:02:51,304 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2022-11-22 00:02:51,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-22 00:02:51,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:51,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:51,353 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) [2022-11-22 00:02:51,356 INFO L158 Benchmark]: Toolchain (without parser) took 11482.40ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 52.5MB in the beginning and 62.7MB in the end (delta: -10.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-11-22 00:02:51,357 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 75.5MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:02:51,358 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.17ms. Allocated memory is still 75.5MB. Free memory was 52.2MB in the beginning and 40.5MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 00:02:51,359 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.09ms. Allocated memory is still 75.5MB. Free memory was 40.5MB in the beginning and 38.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:02:51,361 INFO L158 Benchmark]: Boogie Preprocessor took 64.12ms. Allocated memory is still 75.5MB. Free memory was 38.5MB in the beginning and 36.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:02:51,362 INFO L158 Benchmark]: RCFGBuilder took 10919.87ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 36.7MB in the beginning and 68.6MB in the end (delta: -32.0MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2022-11-22 00:02:51,363 INFO L158 Benchmark]: CodeCheck took 128.61ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 62.7MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-22 00:02:51,375 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 0.20ms. Allocated memory is still 75.5MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.17ms. Allocated memory is still 75.5MB. Free memory was 52.2MB in the beginning and 40.5MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.09ms. Allocated memory is still 75.5MB. Free memory was 40.5MB in the beginning and 38.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.12ms. Allocated memory is still 75.5MB. Free memory was 38.5MB in the beginning and 36.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10919.87ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 36.7MB in the beginning and 68.6MB in the end (delta: -32.0MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * CodeCheck took 128.61ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 62.7MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-22 00:02:51,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71c41402-72a8-4a20-ac40-61a3571c3f4b/bin/ukojak-jW3SillKbg/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