./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/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_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ --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 --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:54:01,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:54:01,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:54:01,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:54:01,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:54:01,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:54:01,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:54:01,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:54:01,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:54:01,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:54:01,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:54:01,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:54:01,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:54:01,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:54:01,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:54:01,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:54:01,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:54:01,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:54:01,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:54:01,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:54:01,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:54:01,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:54:01,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:54:01,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:54:01,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:54:01,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:54:01,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:54:01,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:54:01,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:54:01,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:54:01,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:54:01,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:54:01,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:54:01,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:54:01,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:54:01,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:54:01,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:54:01,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:54:01,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:54:01,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:54:01,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:54:01,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:54:01,449 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:54:01,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:54:01,451 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:54:01,451 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:54:01,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:54:01,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:54:01,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:54:01,454 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:54:01,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:54:01,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:54:01,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:54:01,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:54:01,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:54:01,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:54:01,456 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:54:01,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:54:01,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:54:01,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:54:01,458 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:54:01,458 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:54:01,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:54:01,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:01,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:54:01,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:54:01,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:54:01,461 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:54:01,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:54:01,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:54:01,462 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_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2021-11-23 00:54:01,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:54:01,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:54:01,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:54:01,750 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:54:01,751 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:54:01,754 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-23 00:54:01,839 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/data/0d0f46f49/152e26ecd3e0407ebeb9178000c0f490/FLAG088093b72 [2021-11-23 00:54:02,239 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:54:02,239 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-23 00:54:02,245 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/data/0d0f46f49/152e26ecd3e0407ebeb9178000c0f490/FLAG088093b72 [2021-11-23 00:54:02,635 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/data/0d0f46f49/152e26ecd3e0407ebeb9178000c0f490 [2021-11-23 00:54:02,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:54:02,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:54:02,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:02,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:54:02,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:54:02,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:02,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cf3b292 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02, skipping insertion in model container [2021-11-23 00:54:02,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:02,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:54:02,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:54:02,891 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-23 00:54:02,901 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:02,910 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:54:02,968 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-23 00:54:02,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:02,996 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:54:02,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02 WrapperNode [2021-11-23 00:54:02,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:02,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:02,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:54:03,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:54:03,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:03,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:03,068 INFO L137 Inliner]: procedures = 18, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 131 [2021-11-23 00:54:03,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:03,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:54:03,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:54:03,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:54:03,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:03,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:03,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:03,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:03,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:03,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:03,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:03,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:54:03,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:54:03,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:54:03,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:54:03,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:02" (1/1) ... [2021-11-23 00:54:03,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:03,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:54:03,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:54:03,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:54:03,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:54:03,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:54:03,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:54:03,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 00:54:03,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:54:03,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:54:03,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-23 00:54:03,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:54:03,314 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:54:03,316 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:54:03,511 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:54:03,523 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:54:03,524 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:54:03,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:03 BoogieIcfgContainer [2021-11-23 00:54:03,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:54:03,543 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:54:03,544 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:54:03,554 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:54:03,554 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:03" (1/1) ... [2021-11-23 00:54:03,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:54:03,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-23 00:54:03,626 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-23 00:54:03,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:54:03,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,666 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:419) 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:145) 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) [2021-11-23 00:54:03,670 INFO L158 Benchmark]: Toolchain (without parser) took 1030.01ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 48.8MB in the beginning and 67.6MB in the end (delta: -18.9MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 00:54:03,671 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory was 65.5MB in the beginning and 65.5MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:54:03,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.50ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 48.6MB in the beginning and 88.7MB in the end (delta: -40.1MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-23 00:54:03,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.69ms. Allocated memory is still 115.3MB. Free memory was 88.7MB in the beginning and 86.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:54:03,678 INFO L158 Benchmark]: Boogie Preprocessor took 58.16ms. Allocated memory is still 115.3MB. Free memory was 86.9MB in the beginning and 85.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:54:03,680 INFO L158 Benchmark]: RCFGBuilder took 412.60ms. Allocated memory is still 115.3MB. Free memory was 85.2MB in the beginning and 73.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:54:03,681 INFO L158 Benchmark]: CodeCheck took 124.86ms. Allocated memory is still 115.3MB. Free memory was 73.7MB in the beginning and 67.6MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:54:03,685 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:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory was 65.5MB in the beginning and 65.5MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.50ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 48.6MB in the beginning and 88.7MB in the end (delta: -40.1MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.69ms. Allocated memory is still 115.3MB. Free memory was 88.7MB in the beginning and 86.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.16ms. Allocated memory is still 115.3MB. Free memory was 86.9MB in the beginning and 85.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 412.60ms. Allocated memory is still 115.3MB. Free memory was 85.2MB in the beginning and 73.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 124.86ms. Allocated memory is still 115.3MB. Free memory was 73.7MB in the beginning and 67.6MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:54:03,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/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_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ --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 --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:54:06,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:54:06,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:54:06,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:54:06,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:54:06,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:54:06,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:54:06,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:54:06,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:54:06,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:54:06,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:54:06,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:54:06,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:54:06,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:54:06,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:54:06,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:54:06,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:54:06,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:54:06,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:54:06,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:54:06,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:54:06,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:54:06,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:54:06,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:54:06,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:54:06,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:54:06,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:54:06,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:54:06,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:54:06,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:54:06,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:54:06,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:54:06,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:54:06,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:54:06,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:54:06,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:54:06,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:54:06,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:54:06,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:54:06,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:54:06,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:54:06,170 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:54:06,214 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:54:06,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:54:06,215 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:54:06,216 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:54:06,217 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:54:06,217 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:54:06,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:54:06,218 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:54:06,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:54:06,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:54:06,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:54:06,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:54:06,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:54:06,220 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:54:06,220 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:54:06,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:54:06,221 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:54:06,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:54:06,221 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:54:06,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:54:06,222 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:54:06,222 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:54:06,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:54:06,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:06,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:54:06,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:54:06,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:54:06,223 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:54:06,224 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:54:06,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:54:06,224 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:54:06,224 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:54:06,225 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_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2021-11-23 00:54:06,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:54:06,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:54:06,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:54:06,656 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:54:06,656 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:54:06,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-23 00:54:06,739 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/data/d71a4611c/5f8e8d0d10714119b37e9d8d57a31fa7/FLAG8fe0f417d [2021-11-23 00:54:07,333 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:54:07,334 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2021-11-23 00:54:07,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/data/d71a4611c/5f8e8d0d10714119b37e9d8d57a31fa7/FLAG8fe0f417d [2021-11-23 00:54:07,674 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/data/d71a4611c/5f8e8d0d10714119b37e9d8d57a31fa7 [2021-11-23 00:54:07,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:54:07,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:54:07,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:07,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:54:07,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:54:07,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:07,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42fd37b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07, skipping insertion in model container [2021-11-23 00:54:07,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:07,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:54:07,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:54:07,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-23 00:54:07,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:07,879 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:54:07,910 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2021-11-23 00:54:07,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:07,944 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:54:07,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07 WrapperNode [2021-11-23 00:54:07,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:07,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:07,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:54:07,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:54:07,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:07,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:07,996 INFO L137 Inliner]: procedures = 19, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 132 [2021-11-23 00:54:07,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:07,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:54:07,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:54:07,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:54:08,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:08,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:08,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:08,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:08,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:08,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:08,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:08,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:54:08,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:54:08,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:54:08,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:54:08,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:07" (1/1) ... [2021-11-23 00:54:08,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:08,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:54:08,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:54:08,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:54:08,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:54:08,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-23 00:54:08,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:54:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:54:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 00:54:08,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:54:08,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:54:08,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:54:08,217 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:54:08,218 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:54:19,098 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:54:19,145 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:54:19,145 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:54:19,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:19 BoogieIcfgContainer [2021-11-23 00:54:19,148 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:54:19,149 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:54:19,149 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:54:19,159 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:54:19,159 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:19" (1/1) ... [2021-11-23 00:54:19,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:54:19,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:19,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-23 00:54:19,226 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-23 00:54:19,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:54:19,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:19,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:19,260 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:419) 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:145) 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) [2021-11-23 00:54:19,265 INFO L158 Benchmark]: Toolchain (without parser) took 11583.60ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 36.5MB in the beginning and 40.9MB in the end (delta: -4.4MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-23 00:54:19,265 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:54:19,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.67ms. Allocated memory is still 58.7MB. Free memory was 36.3MB in the beginning and 41.7MB in the end (delta: -5.4MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-11-23 00:54:19,267 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.59ms. Allocated memory is still 58.7MB. Free memory was 41.7MB in the beginning and 39.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:54:19,268 INFO L158 Benchmark]: Boogie Preprocessor took 35.48ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 38.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:54:19,269 INFO L158 Benchmark]: RCFGBuilder took 11112.99ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 38.1MB in the beginning and 46.8MB in the end (delta: -8.7MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-11-23 00:54:19,269 INFO L158 Benchmark]: CodeCheck took 113.85ms. Allocated memory is still 71.3MB. Free memory was 46.8MB in the beginning and 40.9MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:54:19,273 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:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.67ms. Allocated memory is still 58.7MB. Free memory was 36.3MB in the beginning and 41.7MB in the end (delta: -5.4MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.59ms. Allocated memory is still 58.7MB. Free memory was 41.7MB in the beginning and 39.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.48ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 38.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11112.99ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 38.1MB in the beginning and 46.8MB in the end (delta: -8.7MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * CodeCheck took 113.85ms. Allocated memory is still 71.3MB. Free memory was 46.8MB in the beginning and 40.9MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:54:19,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e80a2ae0-9ab6-4b29-a594-bdc09120a515/bin/ukojak-LBtLqBUTdQ/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