./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- [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-e04fb08 [2022-11-16 08:27:13,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:27:13,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:27:13,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:27:13,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:27:13,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:27:13,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:27:13,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:27:13,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:27:13,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:27:13,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:27:13,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:27:13,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:27:13,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:27:13,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:27:13,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:27:13,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:27:13,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:27:13,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:27:13,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:27:13,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:27:13,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:27:13,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:27:13,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:27:13,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:27:13,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:27:13,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:27:13,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:27:13,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:27:13,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:27:13,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:27:13,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:27:13,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:27:13,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:27:13,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:27:13,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:27:13,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:27:13,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:27:13,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:27:13,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:27:13,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:27:13,586 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-16 08:27:13,624 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:27:13,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:27:13,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:27:13,632 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:27:13,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:27:13,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:27:13,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:27:13,634 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 08:27:13,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:27:13,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 08:27:13,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:27:13,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:27:13,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:27:13,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:27:13,637 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 08:27:13,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:27:13,637 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:27:13,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:27:13,638 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:27:13,638 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:27:13,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:27:13,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:27:13,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:27:13,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:27:13,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:27:13,640 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:27:13,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:27:13,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:27:13,640 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_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2022-11-16 08:27:13,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:27:13,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:27:13,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:27:13,942 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:27:13,943 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:27:13,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-11-16 08:27:14,026 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/data/fcebf58d4/1cc876f599554c1bb1fde09ce642d5b9/FLAG98ae85a95 [2022-11-16 08:27:14,456 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:27:14,457 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-11-16 08:27:14,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/data/fcebf58d4/1cc876f599554c1bb1fde09ce642d5b9/FLAG98ae85a95 [2022-11-16 08:27:14,482 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/data/fcebf58d4/1cc876f599554c1bb1fde09ce642d5b9 [2022-11-16 08:27:14,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:27:14,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:27:14,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:27:14,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:27:14,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:27:14,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d79e65e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14, skipping insertion in model container [2022-11-16 08:27:14,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:27:14,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:27:14,816 WARN L229 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_f838f1db-013f-42ac-b234-683b7c08b457/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-11-16 08:27:14,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:27:14,834 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:27:14,871 WARN L229 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_f838f1db-013f-42ac-b234-683b7c08b457/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-11-16 08:27:14,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:27:14,896 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:27:14,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14 WrapperNode [2022-11-16 08:27:14,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:27:14,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:27:14,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:27:14,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:27:14,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,938 INFO L138 Inliner]: procedures = 18, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 131 [2022-11-16 08:27:14,938 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:27:14,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:27:14,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:27:14,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:27:14,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,976 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:14,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:27:14,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:27:14,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:27:14,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:27:14,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:14" (1/1) ... [2022-11-16 08:27:15,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:27:15,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:27:15,030 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:27:15,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:27:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 08:27:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 08:27:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 08:27:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-16 08:27:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:27:15,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:27:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-16 08:27:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:27:15,144 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:27:15,147 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:27:15,311 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:27:15,329 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:27:15,329 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 08:27:15,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:27:15 BoogieIcfgContainer [2022-11-16 08:27:15,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:27:15,332 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:27:15,332 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:27:15,344 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:27:15,344 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:27:15" (1/1) ... [2022-11-16 08:27:15,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:27:15,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:27:15,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2022-11-16 08:27:15,435 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2022-11-16 08:27:15,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 08:27:15,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:27:15,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:27:15,483 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) [2022-11-16 08:27:15,493 INFO L158 Benchmark]: Toolchain (without parser) took 1004.39ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 42.9MB in the beginning and 52.1MB in the end (delta: -9.2MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2022-11-16 08:27:15,493 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:27:15,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.51ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 42.7MB in the beginning and 75.5MB in the end (delta: -32.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 08:27:15,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.72ms. Allocated memory is still 100.7MB. Free memory was 75.5MB in the beginning and 73.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 08:27:15,497 INFO L158 Benchmark]: Boogie Preprocessor took 39.96ms. Allocated memory is still 100.7MB. Free memory was 73.5MB in the beginning and 72.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:27:15,498 INFO L158 Benchmark]: RCFGBuilder took 351.71ms. Allocated memory is still 100.7MB. Free memory was 72.2MB in the beginning and 58.4MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 08:27:15,499 INFO L158 Benchmark]: CodeCheck took 157.54ms. Allocated memory is still 100.7MB. Free memory was 58.4MB in the beginning and 52.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:27:15,507 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 0.25ms. Allocated memory is still 83.9MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.51ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 42.7MB in the beginning and 75.5MB in the end (delta: -32.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.72ms. Allocated memory is still 100.7MB. Free memory was 75.5MB in the beginning and 73.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.96ms. Allocated memory is still 100.7MB. Free memory was 73.5MB in the beginning and 72.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 351.71ms. Allocated memory is still 100.7MB. Free memory was 72.2MB in the beginning and 58.4MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 157.54ms. Allocated memory is still 100.7MB. Free memory was 58.4MB in the beginning and 52.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:27:15,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/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_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- [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-e04fb08 [2022-11-16 08:27:17,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:27:17,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:27:17,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:27:17,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:27:17,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:27:17,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:27:17,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:27:17,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:27:17,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:27:17,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:27:17,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:27:17,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:27:17,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:27:17,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:27:17,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:27:17,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:27:17,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:27:17,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:27:17,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:27:17,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:27:17,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:27:17,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:27:17,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:27:17,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:27:17,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:27:17,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:27:17,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:27:17,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:27:17,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:27:17,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:27:17,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:27:17,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:27:17,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:27:17,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:27:17,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:27:17,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:27:17,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:27:17,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:27:17,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:27:17,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:27:17,965 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-11-16 08:27:18,015 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:27:18,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:27:18,018 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:27:18,018 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:27:18,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:27:18,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:27:18,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:27:18,020 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 08:27:18,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 08:27:18,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:27:18,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:27:18,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:27:18,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:27:18,023 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:27:18,023 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:27:18,023 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:27:18,023 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 08:27:18,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:27:18,024 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:27:18,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:27:18,024 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:27:18,024 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:27:18,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:27:18,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:27:18,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:27:18,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:27:18,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:27:18,026 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:27:18,026 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:27:18,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:27:18,026 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:27:18,027 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:27:18,027 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_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2022-11-16 08:27:18,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:27:18,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:27:18,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:27:18,424 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:27:18,425 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:27:18,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-11-16 08:27:18,520 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/data/d4392dc2c/f79d1ecf19a043d2a1ac948e888d00c8/FLAGd9db859ba [2022-11-16 08:27:19,141 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:27:19,143 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-11-16 08:27:19,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/data/d4392dc2c/f79d1ecf19a043d2a1ac948e888d00c8/FLAGd9db859ba [2022-11-16 08:27:19,480 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/data/d4392dc2c/f79d1ecf19a043d2a1ac948e888d00c8 [2022-11-16 08:27:19,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:27:19,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:27:19,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:27:19,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:27:19,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:27:19,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cfd423c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19, skipping insertion in model container [2022-11-16 08:27:19,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:27:19,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:27:19,719 WARN L229 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_f838f1db-013f-42ac-b234-683b7c08b457/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-11-16 08:27:19,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:27:19,779 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:27:19,812 WARN L229 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_f838f1db-013f-42ac-b234-683b7c08b457/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-11-16 08:27:19,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:27:19,829 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:27:19,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19 WrapperNode [2022-11-16 08:27:19,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:27:19,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:27:19,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:27:19,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:27:19,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,874 INFO L138 Inliner]: procedures = 19, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 132 [2022-11-16 08:27:19,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:27:19,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:27:19,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:27:19,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:27:19,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,934 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:27:19,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:27:19,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:27:19,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:27:19,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:27:19" (1/1) ... [2022-11-16 08:27:19,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:27:19,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:27:19,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:27:20,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:27:20,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 08:27:20,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-16 08:27:20,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 08:27:20,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 08:27:20,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-16 08:27:20,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:27:20,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:27:20,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:27:20,134 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:27:20,136 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:27:31,035 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:27:31,118 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:27:31,118 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 08:27:31,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:27:31 BoogieIcfgContainer [2022-11-16 08:27:31,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:27:31,122 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:27:31,122 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:27:31,132 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:27:31,132 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:27:31" (1/1) ... [2022-11-16 08:27:31,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:27:31,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:27:31,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2022-11-16 08:27:31,231 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2022-11-16 08:27:31,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 08:27:31,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:27:31,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:27:31,281 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) [2022-11-16 08:27:31,289 INFO L158 Benchmark]: Toolchain (without parser) took 11800.26ms. Allocated memory is still 71.3MB. Free memory was 54.1MB in the beginning and 40.9MB in the end (delta: 13.2MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2022-11-16 08:27:31,290 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory was 52.9MB in the beginning and 52.8MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:27:31,292 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.62ms. Allocated memory is still 71.3MB. Free memory was 53.9MB in the beginning and 53.8MB in the end (delta: 63.2kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 08:27:31,293 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.37ms. Allocated memory is still 71.3MB. Free memory was 53.8MB in the beginning and 51.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 08:27:31,294 INFO L158 Benchmark]: Boogie Preprocessor took 60.64ms. Allocated memory is still 71.3MB. Free memory was 51.8MB in the beginning and 50.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 08:27:31,295 INFO L158 Benchmark]: RCFGBuilder took 11181.16ms. Allocated memory is still 71.3MB. Free memory was 50.0MB in the beginning and 46.9MB in the end (delta: 3.1MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2022-11-16 08:27:31,296 INFO L158 Benchmark]: CodeCheck took 164.75ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 40.9MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:27:31,307 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory was 52.9MB in the beginning and 52.8MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.62ms. Allocated memory is still 71.3MB. Free memory was 53.9MB in the beginning and 53.8MB in the end (delta: 63.2kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.37ms. Allocated memory is still 71.3MB. Free memory was 53.8MB in the beginning and 51.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.64ms. Allocated memory is still 71.3MB. Free memory was 51.8MB in the beginning and 50.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11181.16ms. Allocated memory is still 71.3MB. Free memory was 50.0MB in the beginning and 46.9MB in the end (delta: 3.1MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. * CodeCheck took 164.75ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 40.9MB 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. [2022-11-16 08:27:31,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838f1db-013f-42ac-b234-683b7c08b457/bin/ukojak-CydTVMUXoH/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