./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:21:35,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:21:35,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:21:35,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:21:35,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:21:35,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:21:35,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:21:35,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:21:35,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:21:35,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:21:35,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:21:35,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:21:35,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:21:35,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:21:35,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:21:35,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:21:35,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:21:35,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:21:35,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:21:35,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:21:35,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:21:35,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:21:35,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:21:35,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:21:35,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:21:35,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:21:35,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:21:35,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:21:35,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:21:35,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:21:35,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:21:35,944 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:21:35,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:21:35,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:21:35,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:21:35,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:21:35,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:21:35,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:21:35,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:21:35,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:21:35,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:21:35,951 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 18:21:35,973 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:21:35,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:21:35,974 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:21:35,974 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:21:35,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:21:35,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:21:35,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:21:35,976 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:21:35,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:21:35,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:21:35,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:21:35,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:21:35,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:21:35,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:21:35,978 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:21:35,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:21:35,978 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:21:35,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:21:35,979 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:21:35,979 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:21:35,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:21:35,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:21:35,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:21:35,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:21:35,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:21:35,981 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:21:35,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:21:35,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:21:35,982 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_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e [2022-11-20 18:21:36,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:21:36,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:21:36,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:21:36,308 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:21:36,311 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:21:36,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2022-11-20 18:21:39,463 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:21:39,661 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:21:39,661 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2022-11-20 18:21:39,668 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/data/6755984a2/5faba79e2c6f42919171ea61088415cc/FLAG11f206147 [2022-11-20 18:21:39,685 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/data/6755984a2/5faba79e2c6f42919171ea61088415cc [2022-11-20 18:21:39,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:21:39,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:21:39,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:21:39,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:21:39,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:21:39,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:39,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14a58f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39, skipping insertion in model container [2022-11-20 18:21:39,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:39,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:21:39,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:21:39,885 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_957f22d6-e7cd-4415-bada-c36e56b3caf5/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2022-11-20 18:21:39,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:21:39,901 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:21:39,924 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_957f22d6-e7cd-4415-bada-c36e56b3caf5/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2022-11-20 18:21:39,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:21:39,942 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:21:39,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39 WrapperNode [2022-11-20 18:21:39,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:21:39,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:21:39,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:21:39,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:21:39,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:39,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:39,984 INFO L138 Inliner]: procedures = 18, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 148 [2022-11-20 18:21:39,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:21:39,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:21:39,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:21:39,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:21:39,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:39,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:40,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:40,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:40,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:40,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:40,015 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:40,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:40,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:21:40,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:21:40,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:21:40,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:21:40,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:39" (1/1) ... [2022-11-20 18:21:40,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:21:40,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:21:40,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:21:40,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:21:40,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:21:40,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:21:40,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:21:40,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-20 18:21:40,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:21:40,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:21:40,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-20 18:21:40,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:21:40,243 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:21:40,245 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:21:40,437 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:21:40,471 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:21:40,487 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:21:40,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:21:40 BoogieIcfgContainer [2022-11-20 18:21:40,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:21:40,491 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:21:40,491 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:21:40,510 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:21:40,510 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:21:40" (1/1) ... [2022-11-20 18:21:40,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:21:40,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:40,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2022-11-20 18:21:40,644 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2022-11-20 18:21:40,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:21:40,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:40,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:40,694 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) [2022-11-20 18:21:40,703 INFO L158 Benchmark]: Toolchain (without parser) took 1010.45ms. Allocated memory is still 176.2MB. Free memory was 137.0MB in the beginning and 102.3MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-20 18:21:40,703 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 33.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:21:40,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.79ms. Allocated memory is still 176.2MB. Free memory was 136.5MB in the beginning and 125.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:21:40,706 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.87ms. Allocated memory is still 176.2MB. Free memory was 125.6MB in the beginning and 123.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:21:40,707 INFO L158 Benchmark]: Boogie Preprocessor took 35.20ms. Allocated memory is still 176.2MB. Free memory was 123.8MB in the beginning and 122.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:21:40,708 INFO L158 Benchmark]: RCFGBuilder took 468.83ms. Allocated memory is still 176.2MB. Free memory was 122.3MB in the beginning and 108.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:21:40,710 INFO L158 Benchmark]: CodeCheck took 209.96ms. Allocated memory is still 176.2MB. Free memory was 108.1MB in the beginning and 102.3MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:21:40,722 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 0.35ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 33.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.79ms. Allocated memory is still 176.2MB. Free memory was 136.5MB in the beginning and 125.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.87ms. Allocated memory is still 176.2MB. Free memory was 125.6MB in the beginning and 123.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.20ms. Allocated memory is still 176.2MB. Free memory was 123.8MB in the beginning and 122.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 468.83ms. Allocated memory is still 176.2MB. Free memory was 122.3MB in the beginning and 108.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 209.96ms. Allocated memory is still 176.2MB. Free memory was 108.1MB in the beginning and 102.3MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:21:40,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:21:43,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:21:43,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:21:43,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:21:43,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:21:43,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:21:43,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:21:43,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:21:43,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:21:43,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:21:43,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:21:43,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:21:43,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:21:43,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:21:43,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:21:43,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:21:43,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:21:43,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:21:43,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:21:43,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:21:43,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:21:43,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:21:43,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:21:43,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:21:43,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:21:43,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:21:43,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:21:43,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:21:43,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:21:43,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:21:43,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:21:43,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:21:43,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:21:43,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:21:43,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:21:43,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:21:43,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:21:43,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:21:43,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:21:43,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:21:43,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:21:43,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-11-20 18:21:43,546 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:21:43,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:21:43,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:21:43,548 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:21:43,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:21:43,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:21:43,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:21:43,550 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:21:43,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:21:43,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:21:43,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:21:43,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:21:43,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:21:43,551 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:21:43,551 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:21:43,552 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:21:43,552 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:21:43,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:21:43,552 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:21:43,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:21:43,553 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:21:43,553 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:21:43,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:21:43,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:21:43,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:21:43,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:21:43,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:21:43,555 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:21:43,555 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:21:43,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:21:43,556 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:21:43,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:21:43,556 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e [2022-11-20 18:21:43,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:21:43,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:21:43,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:21:43,935 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:21:43,939 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:21:43,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2022-11-20 18:21:46,994 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:21:47,258 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:21:47,259 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2022-11-20 18:21:47,270 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/data/b864e9686/7e04c7b39b3f43479f6e1f86d6ae3ae3/FLAG2abd5fe3c [2022-11-20 18:21:47,297 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/data/b864e9686/7e04c7b39b3f43479f6e1f86d6ae3ae3 [2022-11-20 18:21:47,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:21:47,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:21:47,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:21:47,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:21:47,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:21:47,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d1c5396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47, skipping insertion in model container [2022-11-20 18:21:47,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:21:47,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:21:47,589 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_957f22d6-e7cd-4415-bada-c36e56b3caf5/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2022-11-20 18:21:47,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:21:47,619 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:21:47,671 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_957f22d6-e7cd-4415-bada-c36e56b3caf5/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2022-11-20 18:21:47,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:21:47,698 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:21:47,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47 WrapperNode [2022-11-20 18:21:47,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:21:47,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:21:47,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:21:47,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:21:47,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,769 INFO L138 Inliner]: procedures = 19, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 149 [2022-11-20 18:21:47,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:21:47,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:21:47,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:21:47,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:21:47,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,837 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:21:47,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:21:47,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:21:47,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:21:47,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:47" (1/1) ... [2022-11-20 18:21:47,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:21:47,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:21:47,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:21:47,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:21:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:21:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-20 18:21:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:21:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:21:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-20 18:21:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:21:47,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:21:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:21:48,080 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:21:48,084 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:21:49,740 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:21:49,836 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:21:49,844 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:21:49,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:21:49 BoogieIcfgContainer [2022-11-20 18:21:49,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:21:49,848 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:21:49,850 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:21:49,860 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:21:49,860 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:21:49" (1/1) ... [2022-11-20 18:21:49,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:21:49,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:49,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2022-11-20 18:21:49,945 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2022-11-20 18:21:49,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:21:49,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:49,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:49,993 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:21:49,999 INFO L158 Benchmark]: Toolchain (without parser) took 2694.85ms. Allocated memory is still 73.4MB. Free memory was 51.8MB in the beginning and 44.3MB in the end (delta: 7.5MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2022-11-20 18:21:50,000 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:21:50,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.09ms. Allocated memory is still 73.4MB. Free memory was 51.6MB in the beginning and 39.8MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:21:50,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.74ms. Allocated memory is still 73.4MB. Free memory was 39.8MB in the beginning and 37.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:21:50,003 INFO L158 Benchmark]: Boogie Preprocessor took 68.96ms. Allocated memory is still 73.4MB. Free memory was 37.8MB in the beginning and 53.8MB in the end (delta: -16.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2022-11-20 18:21:50,004 INFO L158 Benchmark]: RCFGBuilder took 2005.91ms. Allocated memory is still 73.4MB. Free memory was 53.8MB in the beginning and 50.5MB in the end (delta: 3.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 18:21:50,005 INFO L158 Benchmark]: CodeCheck took 149.78ms. Allocated memory is still 73.4MB. Free memory was 50.2MB in the beginning and 44.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 18:21:50,014 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 0.32ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.09ms. Allocated memory is still 73.4MB. Free memory was 51.6MB in the beginning and 39.8MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.74ms. Allocated memory is still 73.4MB. Free memory was 39.8MB in the beginning and 37.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.96ms. Allocated memory is still 73.4MB. Free memory was 37.8MB in the beginning and 53.8MB in the end (delta: -16.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2005.91ms. Allocated memory is still 73.4MB. Free memory was 53.8MB in the beginning and 50.5MB in the end (delta: 3.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 149.78ms. Allocated memory is still 73.4MB. Free memory was 50.2MB in the beginning and 44.3MB 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. [2022-11-20 18:21:50,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_957f22d6-e7cd-4415-bada-c36e56b3caf5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared