./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sqrt_poly2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4 --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 14164d07a16e34a605f7e42a9694dd7b1f0302594742e37b160cf821b53bc94e --- 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-2329fc7 [2022-12-14 22:01:43,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:01:43,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:01:43,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:01:43,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:01:43,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:01:43,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:01:43,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:01:43,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:01:43,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:01:43,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:01:43,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:01:43,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:01:43,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:01:43,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:01:43,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:01:43,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:01:43,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:01:43,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:01:43,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:01:43,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:01:43,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:01:43,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:01:43,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:01:43,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:01:43,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:01:43,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:01:43,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:01:43,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:01:43,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:01:43,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:01:43,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:01:43,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:01:43,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:01:43,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:01:43,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:01:43,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:01:43,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:01:43,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:01:43,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:01:43,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:01:43,429 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:01:43,444 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:01:43,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:01:43,445 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:01:43,445 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:01:43,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:01:43,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:01:43,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:01:43,446 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:01:43,446 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:01:43,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:01:43,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:01:43,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:01:43,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:01:43,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:01:43,447 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:01:43,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:01:43,447 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:01:43,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:01:43,447 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:01:43,447 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:01:43,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:01:43,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:01:43,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:01:43,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:01:43,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:01:43,448 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:01:43,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:01:43,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:01:43,448 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_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14164d07a16e34a605f7e42a9694dd7b1f0302594742e37b160cf821b53bc94e [2022-12-14 22:01:43,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:01:43,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:01:43,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:01:43,632 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:01:43,633 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:01:43,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/sqrt_poly2.c [2022-12-14 22:01:46,219 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:01:46,368 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:01:46,369 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/sv-benchmarks/c/float-benchs/sqrt_poly2.c [2022-12-14 22:01:46,373 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/data/5e1f91bc3/38611500339d4359a853994ae4f49c39/FLAG5ab6f1208 [2022-12-14 22:01:46,383 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/data/5e1f91bc3/38611500339d4359a853994ae4f49c39 [2022-12-14 22:01:46,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:01:46,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:01:46,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:01:46,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:01:46,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:01:46,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b4e4a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46, skipping insertion in model container [2022-12-14 22:01:46,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:01:46,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:01:46,521 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_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/sv-benchmarks/c/float-benchs/sqrt_poly2.c[587,600] [2022-12-14 22:01:46,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:01:46,544 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:01:46,553 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_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/sv-benchmarks/c/float-benchs/sqrt_poly2.c[587,600] [2022-12-14 22:01:46,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:01:46,570 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:01:46,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46 WrapperNode [2022-12-14 22:01:46,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:01:46,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:01:46,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:01:46,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:01:46,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,596 INFO L138 Inliner]: procedures = 18, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 66 [2022-12-14 22:01:46,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:01:46,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:01:46,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:01:46,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:01:46,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,612 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:01:46,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:01:46,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:01:46,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:01:46,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:01:46,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:01:46,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:01:46,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:01:46,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:01:46,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:01:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:01:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-12-14 22:01:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:01:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-12-14 22:01:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:01:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:01:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 22:01:46,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:01:46,728 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:01:46,730 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:01:46,853 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:01:46,974 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:01:46,975 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 22:01:46,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:01:46 BoogieIcfgContainer [2022-12-14 22:01:46,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:01:46,978 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:01:46,978 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:01:46,989 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:01:46,989 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:01:46" (1/1) ... [2022-12-14 22:01:46,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:01:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:01:47,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2022-12-14 22:01:47,037 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2022-12-14 22:01:47,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 22:01:47,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:01:47,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:01:47,070 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSorts(NonDeclaringTermTransferrer.java:117) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:158) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 22:01:47,073 INFO L158 Benchmark]: Toolchain (without parser) took 686.46ms. Allocated memory is still 161.5MB. Free memory was 127.0MB in the beginning and 84.9MB in the end (delta: 42.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-12-14 22:01:47,074 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 113.2MB. Free memory was 76.7MB in the beginning and 76.6MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:01:47,074 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.40ms. Allocated memory is still 161.5MB. Free memory was 126.7MB in the beginning and 115.3MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 22:01:47,074 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.39ms. Allocated memory is still 161.5MB. Free memory was 115.3MB in the beginning and 114.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:01:47,075 INFO L158 Benchmark]: Boogie Preprocessor took 17.84ms. Allocated memory is still 161.5MB. Free memory was 114.1MB in the beginning and 112.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:01:47,075 INFO L158 Benchmark]: RCFGBuilder took 362.32ms. Allocated memory is still 161.5MB. Free memory was 112.3MB in the beginning and 91.0MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 22:01:47,076 INFO L158 Benchmark]: CodeCheck took 94.06ms. Allocated memory is still 161.5MB. Free memory was 91.0MB in the beginning and 84.9MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 22:01:47,077 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 0.12ms. Allocated memory is still 113.2MB. Free memory was 76.7MB in the beginning and 76.6MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 183.40ms. Allocated memory is still 161.5MB. Free memory was 126.7MB in the beginning and 115.3MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.39ms. Allocated memory is still 161.5MB. Free memory was 115.3MB in the beginning and 114.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.84ms. Allocated memory is still 161.5MB. Free memory was 114.1MB in the beginning and 112.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 362.32ms. Allocated memory is still 161.5MB. Free memory was 112.3MB in the beginning and 91.0MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 94.06ms. Allocated memory is still 161.5MB. Free memory was 91.0MB in the beginning and 84.9MB 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. [2022-12-14 22:01:47,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4 --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 14164d07a16e34a605f7e42a9694dd7b1f0302594742e37b160cf821b53bc94e --- 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-2329fc7 [2022-12-14 22:01:48,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:01:48,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:01:48,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:01:48,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:01:48,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:01:48,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:01:48,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:01:48,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:01:48,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:01:48,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:01:48,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:01:48,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:01:48,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:01:48,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:01:48,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:01:48,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:01:48,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:01:48,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:01:48,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:01:48,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:01:48,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:01:48,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:01:48,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:01:48,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:01:48,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:01:48,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:01:48,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:01:48,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:01:48,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:01:48,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:01:48,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:01:48,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:01:48,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:01:48,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:01:48,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:01:48,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:01:48,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:01:48,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:01:48,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:01:48,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:01:48,800 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 22:01:48,816 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:01:48,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:01:48,817 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:01:48,817 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:01:48,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:01:48,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:01:48,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:01:48,818 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:01:48,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:01:48,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:01:48,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:01:48,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:01:48,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:01:48,819 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:01:48,819 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:01:48,819 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:01:48,819 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:01:48,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:01:48,819 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:01:48,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:01:48,819 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:01:48,820 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:01:48,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:01:48,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:01:48,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:01:48,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:01:48,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:01:48,820 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:01:48,820 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:01:48,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:01:48,826 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:01:48,826 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:01:48,826 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_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14164d07a16e34a605f7e42a9694dd7b1f0302594742e37b160cf821b53bc94e [2022-12-14 22:01:49,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:01:49,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:01:49,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:01:49,079 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:01:49,079 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:01:49,081 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/sqrt_poly2.c [2022-12-14 22:01:51,631 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:01:51,778 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:01:51,778 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/sv-benchmarks/c/float-benchs/sqrt_poly2.c [2022-12-14 22:01:51,783 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/data/2286da30b/b5d44cf2ce774a83b32d432e758d2b47/FLAGed2bb282b [2022-12-14 22:01:51,794 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/data/2286da30b/b5d44cf2ce774a83b32d432e758d2b47 [2022-12-14 22:01:51,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:01:51,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:01:51,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:01:51,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:01:51,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:01:51,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:51,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49418af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51, skipping insertion in model container [2022-12-14 22:01:51,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:51,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:01:51,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:01:51,919 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/sv-benchmarks/c/float-benchs/sqrt_poly2.c[587,600] [2022-12-14 22:01:51,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:01:51,944 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:01:51,953 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_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/sv-benchmarks/c/float-benchs/sqrt_poly2.c[587,600] [2022-12-14 22:01:51,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:01:51,975 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:01:51,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51 WrapperNode [2022-12-14 22:01:51,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:01:51,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:01:51,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:01:51,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:01:51,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:51,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:52,003 INFO L138 Inliner]: procedures = 21, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2022-12-14 22:01:52,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:01:52,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:01:52,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:01:52,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:01:52,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:52,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:52,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:52,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:52,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:52,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:52,022 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:52,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:52,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:01:52,031 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:01:52,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:01:52,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:01:52,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:01:51" (1/1) ... [2022-12-14 22:01:52,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:01:52,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:01:52,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:01:52,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:01:52,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:01:52,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-12-14 22:01:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-12-14 22:01:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:01:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:01:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 22:01:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:01:52,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:01:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:01:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 22:01:52,166 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:01:52,168 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:02:02,877 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:02:02,961 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:02:02,961 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 22:02:02,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:02:02 BoogieIcfgContainer [2022-12-14 22:02:02,964 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:02:02,965 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:02:02,965 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:02:02,975 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:02:02,975 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:02:02" (1/1) ... [2022-12-14 22:02:02,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:02:03,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:02:03,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2022-12-14 22:02:03,034 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2022-12-14 22:02:03,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 22:02:03,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:02:03,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:02:03,067 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) [2022-12-14 22:02:03,069 INFO L158 Benchmark]: Toolchain (without parser) took 11271.61ms. Allocated memory is still 73.4MB. Free memory was 51.0MB in the beginning and 48.5MB in the end (delta: 2.5MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2022-12-14 22:02:03,069 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:02:03,070 INFO L158 Benchmark]: CACSL2BoogieTranslator took 178.27ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 39.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 22:02:03,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.58ms. Allocated memory is still 73.4MB. Free memory was 39.1MB in the beginning and 37.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:02:03,071 INFO L158 Benchmark]: Boogie Preprocessor took 27.07ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 53.5MB in the end (delta: -16.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2022-12-14 22:02:03,071 INFO L158 Benchmark]: RCFGBuilder took 10932.86ms. Allocated memory is still 73.4MB. Free memory was 53.5MB in the beginning and 33.1MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 22:02:03,072 INFO L158 Benchmark]: CodeCheck took 103.21ms. Allocated memory is still 73.4MB. Free memory was 33.1MB in the beginning and 48.5MB in the end (delta: -15.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2022-12-14 22:02:03,074 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 0.16ms. Allocated memory is still 56.6MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 178.27ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 39.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.58ms. Allocated memory is still 73.4MB. Free memory was 39.1MB in the beginning and 37.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.07ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 53.5MB in the end (delta: -16.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * RCFGBuilder took 10932.86ms. Allocated memory is still 73.4MB. Free memory was 53.5MB in the beginning and 33.1MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 103.21ms. Allocated memory is still 73.4MB. Free memory was 33.1MB in the beginning and 48.5MB in the end (delta: -15.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:02:03,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a33cf5d8-1599-4bc6-b185-212a30cdc7ba/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared