./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/float_int_inv_square.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/float_int_inv_square.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB --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 a3f1488b0e5756e8d9e219e50ec38e84e8e4fac76b2e3a5e1785d4e14d4111d8 --- 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-dbf71c6-m [2022-10-17 17:01:18,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:01:18,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:01:18,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:01:18,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:01:18,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:01:18,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:01:18,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:01:18,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:01:18,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:01:18,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:01:18,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:01:18,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:01:18,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:01:18,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:01:18,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:01:18,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:01:18,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:01:18,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:01:18,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:01:18,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:01:18,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:01:18,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:01:18,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:01:18,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:01:18,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:01:18,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:01:18,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:01:18,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:01:18,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:01:18,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:01:18,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:01:18,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:01:18,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:01:18,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:01:18,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:01:18,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:01:18,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:01:18,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:01:18,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:01:18,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:01:18,179 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:01:18,219 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:01:18,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:01:18,221 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:01:18,221 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:01:18,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:01:18,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:01:18,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:01:18,222 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:01:18,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:01:18,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:01:18,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:01:18,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:01:18,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:01:18,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:01:18,224 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:01:18,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:01:18,225 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:01:18,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:01:18,225 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:01:18,225 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:01:18,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:01:18,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:18,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:01:18,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:01:18,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:01:18,227 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:01:18,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:01:18,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:01:18,229 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_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3f1488b0e5756e8d9e219e50ec38e84e8e4fac76b2e3a5e1785d4e14d4111d8 [2022-10-17 17:01:18,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:01:18,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:01:18,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:01:18,532 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:01:18,532 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:01:18,534 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/float-benchs/float_int_inv_square.c [2022-10-17 17:01:18,614 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/data/c50de6517/319d2f2db34745238203a8c581ceb35a/FLAGa7f3f5a0b [2022-10-17 17:01:19,016 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:01:19,016 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/sv-benchmarks/c/float-benchs/float_int_inv_square.c [2022-10-17 17:01:19,022 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/data/c50de6517/319d2f2db34745238203a8c581ceb35a/FLAGa7f3f5a0b [2022-10-17 17:01:19,415 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/data/c50de6517/319d2f2db34745238203a8c581ceb35a [2022-10-17 17:01:19,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:01:19,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:01:19,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:19,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:01:19,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:01:19,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30942939 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19, skipping insertion in model container [2022-10-17 17:01:19,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:01:19,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:01:19,657 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_bfdfe799-a8a9-4947-9ea5-0901955351ea/sv-benchmarks/c/float-benchs/float_int_inv_square.c[488,501] [2022-10-17 17:01:19,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:19,677 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:01:19,687 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_bfdfe799-a8a9-4947-9ea5-0901955351ea/sv-benchmarks/c/float-benchs/float_int_inv_square.c[488,501] [2022-10-17 17:01:19,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:19,703 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:01:19,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19 WrapperNode [2022-10-17 17:01:19,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:19,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:19,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:01:19,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:01:19,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,736 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 31 [2022-10-17 17:01:19,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:19,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:01:19,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:01:19,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:01:19,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,754 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:01:19,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:01:19,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:01:19,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:01:19,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:19,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:01:19,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:01:19,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:01:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:01:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:01:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:01:19,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:01:19,916 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:01:19,918 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:01:20,069 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:01:20,145 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:01:20,145 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:01:20,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:20 BoogieIcfgContainer [2022-10-17 17:01:20,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:01:20,148 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:01:20,148 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:01:20,172 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:01:20,172 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:20,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:01:20,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:20,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2022-10-17 17:01:20,271 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2022-10-17 17:01:20,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:01:20,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:20,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:20,318 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:153) 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) [2022-10-17 17:01:20,328 INFO L158 Benchmark]: Toolchain (without parser) took 905.72ms. Allocated memory is still 123.7MB. Free memory was 87.9MB in the beginning and 78.9MB in the end (delta: 9.0MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2022-10-17 17:01:20,329 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 59.3MB in the beginning and 59.2MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:01:20,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.74ms. Allocated memory is still 123.7MB. Free memory was 87.6MB in the beginning and 98.2MB in the end (delta: -10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:01:20,333 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.24ms. Allocated memory is still 123.7MB. Free memory was 98.2MB in the beginning and 96.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:01:20,334 INFO L158 Benchmark]: Boogie Preprocessor took 19.21ms. Allocated memory is still 123.7MB. Free memory was 96.7MB in the beginning and 95.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:01:20,336 INFO L158 Benchmark]: RCFGBuilder took 390.66ms. Allocated memory is still 123.7MB. Free memory was 95.3MB in the beginning and 84.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:01:20,337 INFO L158 Benchmark]: CodeCheck took 176.56ms. Allocated memory is still 123.7MB. Free memory was 84.9MB in the beginning and 78.9MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 17:01:20,347 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 0.20ms. Allocated memory is still 86.0MB. Free memory was 59.3MB in the beginning and 59.2MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.74ms. Allocated memory is still 123.7MB. Free memory was 87.6MB in the beginning and 98.2MB in the end (delta: -10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.24ms. Allocated memory is still 123.7MB. Free memory was 98.2MB in the beginning and 96.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.21ms. Allocated memory is still 123.7MB. Free memory was 96.7MB in the beginning and 95.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 390.66ms. Allocated memory is still 123.7MB. Free memory was 95.3MB in the beginning and 84.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 176.56ms. Allocated memory is still 123.7MB. Free memory was 84.9MB in the beginning and 78.9MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:01:20,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/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_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/float_int_inv_square.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB --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 a3f1488b0e5756e8d9e219e50ec38e84e8e4fac76b2e3a5e1785d4e14d4111d8 --- 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-dbf71c6-m [2022-10-17 17:01:22,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:01:22,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:01:22,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:01:22,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:01:22,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:01:22,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:01:22,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:01:22,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:01:22,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:01:22,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:01:22,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:01:22,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:01:22,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:01:22,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:01:22,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:01:22,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:01:22,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:01:22,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:01:23,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:01:23,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:01:23,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:01:23,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:01:23,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:01:23,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:01:23,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:01:23,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:01:23,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:01:23,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:01:23,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:01:23,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:01:23,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:01:23,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:01:23,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:01:23,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:01:23,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:01:23,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:01:23,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:01:23,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:01:23,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:01:23,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:01:23,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:01:23,085 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:01:23,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:01:23,086 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:01:23,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:01:23,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:01:23,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:01:23,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:01:23,088 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:01:23,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:01:23,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:01:23,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:01:23,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:01:23,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:01:23,089 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:01:23,089 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:01:23,090 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:01:23,090 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:01:23,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:01:23,090 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:01:23,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:01:23,091 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:01:23,091 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:01:23,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:01:23,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:23,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:01:23,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:01:23,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:01:23,092 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:01:23,093 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:01:23,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:01:23,093 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:01:23,093 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:01:23,094 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_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3f1488b0e5756e8d9e219e50ec38e84e8e4fac76b2e3a5e1785d4e14d4111d8 [2022-10-17 17:01:23,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:01:23,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:01:23,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:01:23,506 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:01:23,508 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:01:23,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/float-benchs/float_int_inv_square.c [2022-10-17 17:01:23,602 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/data/961e04fe5/48614b5bde4a403aa044d98cb91f07d6/FLAG3ae2cde61 [2022-10-17 17:01:24,041 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:01:24,044 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/sv-benchmarks/c/float-benchs/float_int_inv_square.c [2022-10-17 17:01:24,050 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/data/961e04fe5/48614b5bde4a403aa044d98cb91f07d6/FLAG3ae2cde61 [2022-10-17 17:01:24,437 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/data/961e04fe5/48614b5bde4a403aa044d98cb91f07d6 [2022-10-17 17:01:24,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:01:24,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:01:24,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:24,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:01:24,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:01:24,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b0700d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24, skipping insertion in model container [2022-10-17 17:01:24,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:01:24,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:01:24,672 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_bfdfe799-a8a9-4947-9ea5-0901955351ea/sv-benchmarks/c/float-benchs/float_int_inv_square.c[488,501] [2022-10-17 17:01:24,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:24,701 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:01:24,729 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_bfdfe799-a8a9-4947-9ea5-0901955351ea/sv-benchmarks/c/float-benchs/float_int_inv_square.c[488,501] [2022-10-17 17:01:24,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:24,753 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:01:24,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24 WrapperNode [2022-10-17 17:01:24,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:24,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:24,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:01:24,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:01:24,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,790 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,809 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 31 [2022-10-17 17:01:24,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:24,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:01:24,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:01:24,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:01:24,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,832 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:01:24,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:01:24,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:01:24,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:01:24,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:24" (1/1) ... [2022-10-17 17:01:24,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:24,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:01:24,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:01:24,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:01:24,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:01:24,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:01:24,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:01:24,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:01:25,014 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:01:25,018 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:01:25,710 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:01:25,810 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:01:25,811 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:01:25,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:25 BoogieIcfgContainer [2022-10-17 17:01:25,814 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:01:25,816 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:01:25,816 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:01:25,847 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:01:25,848 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:25" (1/1) ... [2022-10-17 17:01:25,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:01:25,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:25,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2022-10-17 17:01:25,942 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2022-10-17 17:01:25,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:01:25,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:25,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:25,995 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:153) 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) [2022-10-17 17:01:26,004 INFO L158 Benchmark]: Toolchain (without parser) took 1558.47ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 33.6MB in the beginning and 45.7MB in the end (delta: -12.2MB). Peak memory consumption was 555.0kB. Max. memory is 16.1GB. [2022-10-17 17:01:26,007 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:01:26,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.24ms. Allocated memory is still 56.6MB. Free memory was 33.3MB in the beginning and 39.2MB in the end (delta: -5.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 17:01:26,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.61ms. Allocated memory is still 56.6MB. Free memory was 39.2MB in the beginning and 37.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:01:26,012 INFO L158 Benchmark]: Boogie Preprocessor took 26.58ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 36.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:01:26,013 INFO L158 Benchmark]: RCFGBuilder took 977.02ms. Allocated memory is still 56.6MB. Free memory was 36.4MB in the beginning and 24.1MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 17:01:26,015 INFO L158 Benchmark]: CodeCheck took 184.40ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 24.1MB in the beginning and 45.7MB in the end (delta: -21.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:01:26,023 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 0.22ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.24ms. Allocated memory is still 56.6MB. Free memory was 33.3MB in the beginning and 39.2MB in the end (delta: -5.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.61ms. Allocated memory is still 56.6MB. Free memory was 39.2MB in the beginning and 37.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.58ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 36.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 977.02ms. Allocated memory is still 56.6MB. Free memory was 36.4MB in the beginning and 24.1MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 184.40ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 24.1MB in the beginning and 45.7MB in the end (delta: -21.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:01:26,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdfe799-a8a9-4947-9ea5-0901955351ea/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared