./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN --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 54d39a6a3598707eb000bd324eee861653a2a39c1655837786308f3da9918a18 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:24:11,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:24:11,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:24:11,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:24:11,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:24:11,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:24:11,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:24:11,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:24:11,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:24:11,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:24:11,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:24:11,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:24:11,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:24:11,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:24:11,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:24:11,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:24:11,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:24:11,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:24:11,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:24:11,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:24:11,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:24:11,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:24:11,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:24:11,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:24:11,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:24:11,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:24:11,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:24:11,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:24:11,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:24:11,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:24:11,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:24:11,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:24:11,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:24:11,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:24:11,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:24:11,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:24:11,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:24:11,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:24:11,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:24:11,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:24:11,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:24:11,175 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 04:24:11,229 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:24:11,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:24:11,230 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:24:11,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:24:11,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:24:11,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:24:11,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:24:11,232 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:24:11,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:24:11,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:24:11,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:24:11,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:24:11,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:24:11,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:24:11,241 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:24:11,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:24:11,241 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:24:11,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:24:11,242 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:24:11,242 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:24:11,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:24:11,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:24:11,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:24:11,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:24:11,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:24:11,244 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:24:11,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:24:11,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:24:11,244 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_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54d39a6a3598707eb000bd324eee861653a2a39c1655837786308f3da9918a18 [2021-11-21 04:24:11,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:24:11,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:24:11,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:24:11,562 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:24:11,563 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:24:11,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c [2021-11-21 04:24:11,644 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/data/bc9b90ac9/3e10aed15c184f7898f6becf58e57082/FLAG7a4121b9b [2021-11-21 04:24:12,107 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:24:12,107 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c [2021-11-21 04:24:12,113 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/data/bc9b90ac9/3e10aed15c184f7898f6becf58e57082/FLAG7a4121b9b [2021-11-21 04:24:12,476 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/data/bc9b90ac9/3e10aed15c184f7898f6becf58e57082 [2021-11-21 04:24:12,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:24:12,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:24:12,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:24:12,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:24:12,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:24:12,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@666879ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12, skipping insertion in model container [2021-11-21 04:24:12,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:24:12,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:24:12,657 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_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c[2369,2382] [2021-11-21 04:24:12,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:24:12,672 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:24:12,693 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_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c[2369,2382] [2021-11-21 04:24:12,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:24:12,708 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:24:12,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12 WrapperNode [2021-11-21 04:24:12,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:24:12,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:24:12,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:24:12,711 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:24:12,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,745 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 92 [2021-11-21 04:24:12,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:24:12,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:24:12,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:24:12,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:24:12,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:24:12,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:24:12,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:24:12,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:24:12,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:12" (1/1) ... [2021-11-21 04:24:12,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:24:12,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:24:12,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:24:12,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:24:12,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:24:12,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:24:12,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:24:12,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:24:12,979 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:24:12,981 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:24:13,107 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:24:13,142 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:24:13,142 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 04:24:13,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:24:13 BoogieIcfgContainer [2021-11-21 04:24:13,146 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:24:13,152 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:24:13,152 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:24:13,163 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:24:13,163 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:24:13" (1/1) ... [2021-11-21 04:24:13,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:24:13,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:13,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2021-11-21 04:24:13,242 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2021-11-21 04:24:13,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:24:13,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:13,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:13,287 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.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: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) [2021-11-21 04:24:13,291 INFO L158 Benchmark]: Toolchain (without parser) took 810.53ms. Allocated memory is still 107.0MB. Free memory was 64.6MB in the beginning and 72.5MB in the end (delta: -8.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:24:13,292 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:24:13,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 227.99ms. Allocated memory is still 107.0MB. Free memory was 64.4MB in the beginning and 53.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 04:24:13,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.97ms. Allocated memory is still 107.0MB. Free memory was 53.2MB in the beginning and 51.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:24:13,295 INFO L158 Benchmark]: Boogie Preprocessor took 21.00ms. Allocated memory is still 107.0MB. Free memory was 51.6MB in the beginning and 50.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:24:13,296 INFO L158 Benchmark]: RCFGBuilder took 382.59ms. Allocated memory is still 107.0MB. Free memory was 50.5MB in the beginning and 78.7MB in the end (delta: -28.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-11-21 04:24:13,297 INFO L158 Benchmark]: CodeCheck took 137.81ms. Allocated memory is still 107.0MB. Free memory was 78.2MB in the beginning and 72.5MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 04:24:13,302 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 0.27ms. Allocated memory is still 107.0MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 227.99ms. Allocated memory is still 107.0MB. Free memory was 64.4MB in the beginning and 53.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.97ms. Allocated memory is still 107.0MB. Free memory was 53.2MB in the beginning and 51.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.00ms. Allocated memory is still 107.0MB. Free memory was 51.6MB in the beginning and 50.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.59ms. Allocated memory is still 107.0MB. Free memory was 50.5MB in the beginning and 78.7MB in the end (delta: -28.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * CodeCheck took 137.81ms. Allocated memory is still 107.0MB. Free memory was 78.2MB in the beginning and 72.5MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:24:13,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/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_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN --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 54d39a6a3598707eb000bd324eee861653a2a39c1655837786308f3da9918a18 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:24:15,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:24:15,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:24:15,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:24:15,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:24:15,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:24:15,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:24:15,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:24:15,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:24:15,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:24:15,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:24:15,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:24:15,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:24:15,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:24:15,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:24:15,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:24:15,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:24:15,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:24:15,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:24:15,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:24:15,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:24:15,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:24:15,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:24:15,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:24:15,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:24:15,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:24:15,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:24:15,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:24:15,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:24:15,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:24:15,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:24:15,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:24:15,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:24:15,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:24:15,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:24:15,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:24:15,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:24:15,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:24:15,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:24:15,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:24:15,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:24:15,775 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-21 04:24:15,816 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:24:15,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:24:15,817 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:24:15,818 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:24:15,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:24:15,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:24:15,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:24:15,820 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:24:15,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:24:15,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:24:15,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:24:15,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:24:15,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:24:15,822 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-21 04:24:15,822 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 04:24:15,822 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 04:24:15,823 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:24:15,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:24:15,823 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:24:15,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:24:15,823 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:24:15,824 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:24:15,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:24:15,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:24:15,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:24:15,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:24:15,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:24:15,825 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 04:24:15,825 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 04:24:15,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:24:15,826 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-21 04:24:15,826 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 04:24:15,826 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_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54d39a6a3598707eb000bd324eee861653a2a39c1655837786308f3da9918a18 [2021-11-21 04:24:16,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:24:16,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:24:16,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:24:16,248 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:24:16,249 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:24:16,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c [2021-11-21 04:24:16,324 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/data/819f487ea/24938063eba2467fb181b38dbd06a0ba/FLAG24a783329 [2021-11-21 04:24:16,901 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:24:16,901 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c [2021-11-21 04:24:16,912 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/data/819f487ea/24938063eba2467fb181b38dbd06a0ba/FLAG24a783329 [2021-11-21 04:24:17,258 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/data/819f487ea/24938063eba2467fb181b38dbd06a0ba [2021-11-21 04:24:17,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:24:17,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:24:17,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:24:17,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:24:17,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:24:17,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@290f53a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17, skipping insertion in model container [2021-11-21 04:24:17,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:24:17,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:24:17,541 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_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c[2369,2382] [2021-11-21 04:24:17,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:24:17,609 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:24:17,655 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_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/sv-benchmarks/c/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c[2369,2382] [2021-11-21 04:24:17,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:24:17,676 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:24:17,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17 WrapperNode [2021-11-21 04:24:17,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:24:17,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:24:17,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:24:17,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:24:17,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,742 INFO L137 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 93 [2021-11-21 04:24:17,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:24:17,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:24:17,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:24:17,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:24:17,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:24:17,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:24:17,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:24:17,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:24:17,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:24:17" (1/1) ... [2021-11-21 04:24:17,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:24:17,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:24:17,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:24:17,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:24:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:24:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 04:24:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:24:17,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:24:17,952 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:24:17,954 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:24:43,289 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:24:43,316 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:24:43,316 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 04:24:43,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:24:43 BoogieIcfgContainer [2021-11-21 04:24:43,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:24:43,319 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:24:43,319 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:24:43,332 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:24:43,333 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:24:43" (1/1) ... [2021-11-21 04:24:43,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:24:43,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:43,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2021-11-21 04:24:43,432 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2021-11-21 04:24:43,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:24:43,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:43,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:43,478 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) [2021-11-21 04:24:43,482 INFO L158 Benchmark]: Toolchain (without parser) took 26215.68ms. Allocated memory is still 67.1MB. Free memory was 46.0MB in the beginning and 45.5MB in the end (delta: 566.9kB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2021-11-21 04:24:43,483 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:24:43,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.69ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 47.9MB in the end (delta: -2.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-21 04:24:43,485 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.18ms. Allocated memory is still 67.1MB. Free memory was 47.9MB in the beginning and 46.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:24:43,485 INFO L158 Benchmark]: Boogie Preprocessor took 41.24ms. Allocated memory is still 67.1MB. Free memory was 46.2MB in the beginning and 44.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:24:43,486 INFO L158 Benchmark]: RCFGBuilder took 25532.77ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 34.2MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 04:24:43,487 INFO L158 Benchmark]: CodeCheck took 161.45ms. Allocated memory is still 67.1MB. Free memory was 34.2MB in the beginning and 45.5MB in the end (delta: -11.3MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-11-21 04:24:43,490 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 0.21ms. Allocated memory is still 67.1MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.69ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 47.9MB in the end (delta: -2.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.18ms. Allocated memory is still 67.1MB. Free memory was 47.9MB in the beginning and 46.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.24ms. Allocated memory is still 67.1MB. Free memory was 46.2MB in the beginning and 44.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 25532.77ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 34.2MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 161.45ms. Allocated memory is still 67.1MB. Free memory was 34.2MB in the beginning and 45.5MB in the end (delta: -11.3MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:24:43,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36353304-eef6-47b0-9ea7-cf6c0a3ef6a7/bin/ukojak-vF6T2TMglN/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