./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 f32113811de2ab4c3fb74e14d99b17c8b125c39361fe4dfe371ba0cd2a7c43ad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:58:32,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:58:32,647 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:58:32,651 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:58:32,651 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:58:32,674 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:58:32,675 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:58:32,675 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:58:32,676 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:58:32,677 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:58:32,677 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:58:32,678 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:58:32,678 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:58:32,679 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:58:32,680 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:58:32,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:58:32,681 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:58:32,681 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:58:32,682 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:58:32,682 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:58:32,683 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:58:32,683 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:58:32,684 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:58:32,684 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:58:32,685 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:58:32,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:58:32,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:58:32,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:58:32,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:58:32,687 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:58:32,688 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:58:32,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:58:32,688 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:58:32,688 INFO L153 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_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f32113811de2ab4c3fb74e14d99b17c8b125c39361fe4dfe371ba0cd2a7c43ad [2023-12-02 22:58:32,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:58:32,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:58:32,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:58:32,917 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:58:32,918 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:58:32,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c [2023-12-02 22:58:35,601 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:58:35,783 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:58:35,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c [2023-12-02 22:58:35,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/data/b3670ebc6/2716d8d2dc72441eac2986c4a270971f/FLAGa5ed7f382 [2023-12-02 22:58:35,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/data/b3670ebc6/2716d8d2dc72441eac2986c4a270971f [2023-12-02 22:58:35,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:58:35,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:58:35,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:58:35,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:58:35,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:58:35,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:58:35" (1/1) ... [2023-12-02 22:58:35,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32390dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:35, skipping insertion in model container [2023-12-02 22:58:35,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:58:35" (1/1) ... [2023-12-02 22:58:35,850 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:58:35,980 WARN L240 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_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[1997,2010] [2023-12-02 22:58:35,986 WARN L240 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_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[2391,2404] [2023-12-02 22:58:36,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:58:36,035 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:58:36,047 WARN L240 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_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[1997,2010] [2023-12-02 22:58:36,049 WARN L240 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_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[2391,2404] [2023-12-02 22:58:36,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:58:36,089 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:58:36,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36 WrapperNode [2023-12-02 22:58:36,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:58:36,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:58:36,090 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:58:36,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:58:36,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,105 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,124 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 79 [2023-12-02 22:58:36,124 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:58:36,125 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:58:36,125 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:58:36,125 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:58:36,132 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,136 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:58:36,156 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:58:36,156 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:58:36,157 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:58:36,158 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:58:36,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:58:36,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:58:36,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:58:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:58:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-12-02 22:58:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-12-02 22:58:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2023-12-02 22:58:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2023-12-02 22:58:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:58:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:58:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:58:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:58:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:58:36,299 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:58:36,301 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:58:36,617 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:58:36,761 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:58:36,761 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:58:36,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:58:36 BoogieIcfgContainer [2023-12-02 22:58:36,763 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:58:36,764 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:58:36,764 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:58:36,775 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:58:36,775 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:58:36" (1/1) ... [2023-12-02 22:58:36,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:58:36,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:58:36,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2023-12-02 22:58:36,837 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2023-12-02 22:58:36,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:58:36,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:58:36,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:58:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:58:36,931 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:58:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:58:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:58:36,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:58:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:58:36,983 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 22:58:37,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:58:37 ImpRootNode [2023-12-02 22:58:37,003 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:58:37,004 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:58:37,004 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:58:37,004 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:58:37,005 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:58:36" (3/4) ... [2023-12-02 22:58:37,007 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:58:37,008 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:58:37,009 INFO L158 Benchmark]: Toolchain (without parser) took 1197.94ms. Allocated memory is still 163.6MB. Free memory was 117.0MB in the beginning and 101.0MB in the end (delta: 16.1MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-12-02 22:58:37,009 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:58:37,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.26ms. Allocated memory is still 163.6MB. Free memory was 116.4MB in the beginning and 102.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 22:58:37,011 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.06ms. Allocated memory is still 163.6MB. Free memory was 102.3MB in the beginning and 101.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:58:37,011 INFO L158 Benchmark]: Boogie Preprocessor took 30.56ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 99.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:58:37,012 INFO L158 Benchmark]: RCFGBuilder took 606.85ms. Allocated memory is still 163.6MB. Free memory was 99.0MB in the beginning and 113.6MB in the end (delta: -14.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-12-02 22:58:37,012 INFO L158 Benchmark]: CodeCheck took 239.34ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 101.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 22:58:37,013 INFO L158 Benchmark]: Witness Printer took 4.39ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 101.0MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:58:37,016 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 49 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L310] COND TRUE __VERIFIER_nondet_int() [L311] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; VAL [IN=2, x=2] [L47] COND TRUE !(result >= 0.0f && result < 1.399f) VAL [IN=2, x=2] [L48] reach_error() VAL [IN=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.26ms. Allocated memory is still 163.6MB. Free memory was 116.4MB in the beginning and 102.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.06ms. Allocated memory is still 163.6MB. Free memory was 102.3MB in the beginning and 101.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.56ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 99.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 606.85ms. Allocated memory is still 163.6MB. Free memory was 99.0MB in the beginning and 113.6MB in the end (delta: -14.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * CodeCheck took 239.34ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 101.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 4.39ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 101.0MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 22:58:37,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 f32113811de2ab4c3fb74e14d99b17c8b125c39361fe4dfe371ba0cd2a7c43ad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:58:38,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:58:39,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 22:58:39,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:58:39,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:58:39,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:58:39,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:58:39,063 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:58:39,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:58:39,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:58:39,065 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:58:39,065 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:58:39,066 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:58:39,066 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:58:39,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:58:39,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:58:39,068 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:58:39,068 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:58:39,069 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:58:39,069 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:58:39,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:58:39,070 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:58:39,071 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:58:39,071 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:58:39,072 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:58:39,072 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:58:39,073 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:58:39,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:58:39,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:58:39,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:58:39,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:58:39,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:58:39,075 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:58:39,075 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:58:39,076 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:58:39,076 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:58:39,076 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:58:39,076 INFO L153 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_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f32113811de2ab4c3fb74e14d99b17c8b125c39361fe4dfe371ba0cd2a7c43ad [2023-12-02 22:58:39,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:58:39,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:58:39,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:58:39,390 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:58:39,390 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:58:39,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c [2023-12-02 22:58:42,198 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:58:42,448 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:58:42,448 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c [2023-12-02 22:58:42,459 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/data/6e45c6eaa/fa4f453104204c1d96baa93e1eb28633/FLAG15fd67570 [2023-12-02 22:58:42,475 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/data/6e45c6eaa/fa4f453104204c1d96baa93e1eb28633 [2023-12-02 22:58:42,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:58:42,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:58:42,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:58:42,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:58:42,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:58:42,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@318894cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42, skipping insertion in model container [2023-12-02 22:58:42,489 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,522 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:58:42,689 WARN L240 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_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[1997,2010] [2023-12-02 22:58:42,694 WARN L240 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_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[2391,2404] [2023-12-02 22:58:42,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:58:42,749 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:58:42,766 WARN L240 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_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[1997,2010] [2023-12-02 22:58:42,768 WARN L240 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_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[2391,2404] [2023-12-02 22:58:42,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:58:42,812 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:58:42,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42 WrapperNode [2023-12-02 22:58:42,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:58:42,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:58:42,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:58:42,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:58:42,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,856 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 75 [2023-12-02 22:58:42,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:58:42,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:58:42,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:58:42,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:58:42,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,873 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,873 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,891 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,893 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:58:42,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:58:42,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:58:42,898 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:58:42,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:58:42" (1/1) ... [2023-12-02 22:58:42,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:58:42,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:58:42,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:58:42,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:58:42,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:58:42,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:58:42,966 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-12-02 22:58:42,966 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-12-02 22:58:42,966 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2023-12-02 22:58:42,966 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2023-12-02 22:58:42,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:58:42,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:58:42,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:58:42,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:58:43,040 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:58:43,042 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:58:46,866 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:58:46,922 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:58:46,922 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:58:46,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:58:46 BoogieIcfgContainer [2023-12-02 22:58:46,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:58:46,925 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:58:46,925 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:58:46,932 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:58:46,932 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:58:46" (1/1) ... [2023-12-02 22:58:46,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:58:46,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:58:46,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2023-12-02 22:58:46,987 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2023-12-02 22:58:46,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:58:46,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:58:46,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:58:46,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:58:47,004 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:58:47,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:09:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:44,056 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:09:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 23:09:54,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 23:09:54,372 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-02 23:09:54,375 INFO L158 Benchmark]: Toolchain (without parser) took 671895.04ms. Allocated memory is still 111.1MB. Free memory was 87.1MB in the beginning and 68.8MB in the end (delta: 18.2MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-12-02 23:09:54,376 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:09:54,376 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.75ms. Allocated memory is still 111.1MB. Free memory was 86.7MB in the beginning and 72.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 23:09:54,377 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.78ms. Allocated memory is still 111.1MB. Free memory was 72.2MB in the beginning and 70.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:09:54,377 INFO L158 Benchmark]: Boogie Preprocessor took 39.91ms. Allocated memory is still 111.1MB. Free memory was 70.4MB in the beginning and 68.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:09:54,377 INFO L158 Benchmark]: RCFGBuilder took 4025.80ms. Allocated memory is still 111.1MB. Free memory was 68.6MB in the beginning and 78.8MB in the end (delta: -10.1MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-12-02 23:09:54,378 INFO L158 Benchmark]: CodeCheck took 667449.75ms. Allocated memory is still 111.1MB. Free memory was 78.8MB in the beginning and 68.8MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:09:54,381 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.75ms. Allocated memory is still 111.1MB. Free memory was 86.7MB in the beginning and 72.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.78ms. Allocated memory is still 111.1MB. Free memory was 72.2MB in the beginning and 70.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.91ms. Allocated memory is still 111.1MB. Free memory was 70.4MB in the beginning and 68.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4025.80ms. Allocated memory is still 111.1MB. Free memory was 68.6MB in the beginning and 78.8MB in the end (delta: -10.1MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * CodeCheck took 667449.75ms. Allocated memory is still 111.1MB. Free memory was 78.8MB in the beginning and 68.8MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:09:54,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1320c71c-3ba2-4ea0-9856-4ac81b4a57d4/bin/ukojak-verify-Qdu7aM0XO9/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: UnsupportedOperationException: Solver said unknown