./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_6+soft_float_4-3a.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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi --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 7f9af890a0b98df8fb43a2c8ebf2715c4a4b8a7c4e81db20c6dd9c8d356ba701 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:58,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:58,724 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:02:58,729 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:58,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:58,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:58,759 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:58,759 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:58,760 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:58,761 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:58,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:58,762 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:58,763 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:58,763 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:58,764 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:58,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:58,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:58,766 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:58,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:58,767 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:58,767 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:58,768 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:58,769 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:58,769 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:58,770 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:58,770 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:58,771 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:58,772 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:58,772 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:58,773 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:58,773 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:58,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:58,774 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:58,775 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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f9af890a0b98df8fb43a2c8ebf2715c4a4b8a7c4e81db20c6dd9c8d356ba701 [2023-11-24 23:02:59,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:59,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:59,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:59,088 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:59,088 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:59,090 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c [2023-11-24 23:03:02,492 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:02,861 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:02,862 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c [2023-11-24 23:03:02,883 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/data/fe0c6585c/0008f6466a8b4b98983f2b457db5354d/FLAGb4ce18eed [2023-11-24 23:03:02,904 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/data/fe0c6585c/0008f6466a8b4b98983f2b457db5354d [2023-11-24 23:03:02,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:02,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:02,919 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:02,919 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:02,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:02,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@355b946d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:02, skipping insertion in model container [2023-11-24 23:03:02,932 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:02" (1/1) ... [2023-11-24 23:03:02,994 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:03,279 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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[1997,2010] [2023-11-24 23:03:03,289 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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[2366,2379] [2023-11-24 23:03:03,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:03,392 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:03,424 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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[1997,2010] [2023-11-24 23:03:03,427 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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[2366,2379] [2023-11-24 23:03:03,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:03,513 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:03,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03 WrapperNode [2023-11-24 23:03:03,514 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:03,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:03,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:03,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:03,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03" (1/1) ... [2023-11-24 23:03:03,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03" (1/1) ... [2023-11-24 23:03:03,570 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 79 [2023-11-24 23:03:03,571 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:03,571 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:03,572 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:03,572 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:03,584 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03" (1/1) ... [2023-11-24 23:03:03,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03" (1/1) ... [2023-11-24 23:03:03,588 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03" (1/1) ... [2023-11-24 23:03:03,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03" (1/1) ... [2023-11-24 23:03:03,600 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03" (1/1) ... [2023-11-24 23:03:03,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03" (1/1) ... [2023-11-24 23:03:03,611 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03" (1/1) ... [2023-11-24 23:03:03,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03" (1/1) ... [2023-11-24 23:03:03,618 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:03,619 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:03,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:03,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:03,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:03" (1/1) ... [2023-11-24 23:03:03,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:03,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:03,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:03,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-24 23:03:03,719 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-24 23:03:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2023-11-24 23:03:03,720 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2023-11-24 23:03:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:03:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:03,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:03:03,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:03:03,826 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:03,829 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:04,369 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:04,618 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:04,618 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:03:04,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:04 BoogieIcfgContainer [2023-11-24 23:03:04,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:04,622 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:04,622 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:04,635 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:04,636 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:04" (1/1) ... [2023-11-24 23:03:04,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:03:04,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:04,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2023-11-24 23:03:04,725 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2023-11-24 23:03:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:03:04,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:04,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:03:04,856 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:03:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:03:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:03:04,947 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:03:04,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:03:04,974 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:03:05,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:03:05 ImpRootNode [2023-11-24 23:03:05,011 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:03:05,014 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:03:05,016 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:03:05,017 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:03:05,017 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:04" (3/4) ... [2023-11-24 23:03:05,022 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:03:05,023 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:03:05,025 INFO L158 Benchmark]: Toolchain (without parser) took 2110.62ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 91.5MB in the beginning and 118.6MB in the end (delta: -27.1MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-11-24 23:03:05,026 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 98.6MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:05,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 595.97ms. Allocated memory is still 138.4MB. Free memory was 91.1MB in the beginning and 77.3MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:03:05,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.93ms. Allocated memory is still 138.4MB. Free memory was 76.9MB in the beginning and 75.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:05,029 INFO L158 Benchmark]: Boogie Preprocessor took 46.95ms. Allocated memory is still 138.4MB. Free memory was 75.2MB in the beginning and 73.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:05,031 INFO L158 Benchmark]: RCFGBuilder took 1001.55ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 73.5MB in the beginning and 131.2MB in the end (delta: -57.7MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-24 23:03:05,033 INFO L158 Benchmark]: CodeCheck took 388.88ms. Allocated memory is still 184.5MB. Free memory was 131.2MB in the beginning and 119.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:03:05,034 INFO L158 Benchmark]: Witness Printer took 9.59ms. Allocated memory is still 184.5MB. Free memory was 119.6MB in the beginning and 118.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:05,048 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, 51 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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: [L309] COND TRUE __VERIFIER_nondet_int() [L310] 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 0.27ms. Allocated memory is still 98.6MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 595.97ms. Allocated memory is still 138.4MB. Free memory was 91.1MB in the beginning and 77.3MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.93ms. Allocated memory is still 138.4MB. Free memory was 76.9MB in the beginning and 75.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.95ms. Allocated memory is still 138.4MB. Free memory was 75.2MB in the beginning and 73.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1001.55ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 73.5MB in the beginning and 131.2MB in the end (delta: -57.7MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * CodeCheck took 388.88ms. Allocated memory is still 184.5MB. Free memory was 131.2MB in the beginning and 119.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 9.59ms. Allocated memory is still 184.5MB. Free memory was 119.6MB in the beginning and 118.6MB in the end (delta: 1.1MB). 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 [2023-11-24 23:03:05,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi --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 7f9af890a0b98df8fb43a2c8ebf2715c4a4b8a7c4e81db20c6dd9c8d356ba701 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:08,321 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:08,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:03:08,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:08,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:08,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:08,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:08,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:08,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:08,563 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:08,564 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:08,564 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:08,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:08,567 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:08,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:08,568 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:08,568 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:03:08,569 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:03:08,569 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:03:08,571 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:08,571 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:08,572 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:08,573 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:08,573 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:08,574 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:08,574 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:08,575 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:08,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:08,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:08,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:08,578 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:08,578 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:08,579 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:03:08,579 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:08,580 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:08,580 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:03:08,580 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:08,581 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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f9af890a0b98df8fb43a2c8ebf2715c4a4b8a7c4e81db20c6dd9c8d356ba701 [2023-11-24 23:03:09,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:09,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:09,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:09,143 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:09,143 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:09,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c [2023-11-24 23:03:12,931 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:13,231 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:13,238 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c [2023-11-24 23:03:13,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/data/c94d9bd6f/cee91f7cfde04cdbac4364975141d382/FLAG4f6c28df7 [2023-11-24 23:03:13,285 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/data/c94d9bd6f/cee91f7cfde04cdbac4364975141d382 [2023-11-24 23:03:13,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:13,294 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:13,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:13,300 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:13,306 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:13,307 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,308 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2620e77a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13, skipping insertion in model container [2023-11-24 23:03:13,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:13,556 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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[1997,2010] [2023-11-24 23:03:13,563 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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[2366,2379] [2023-11-24 23:03:13,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:13,640 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:13,661 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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[1997,2010] [2023-11-24 23:03:13,663 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_7e4a2d60-9d2c-4292-987a-abda4c785b3b/sv-benchmarks/c/combinations/square_6+soft_float_4-3a.c.cil.c[2366,2379] [2023-11-24 23:03:13,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:13,726 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:13,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13 WrapperNode [2023-11-24 23:03:13,727 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:13,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:13,729 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:13,730 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:13,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,784 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 75 [2023-11-24 23:03:13,785 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:13,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:13,786 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:13,786 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:13,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,804 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,805 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,818 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,829 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,833 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:13,835 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:13,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:13,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:13,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:13" (1/1) ... [2023-11-24 23:03:13,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:13,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:13,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:13,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:03:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-24 23:03:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-24 23:03:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2023-11-24 23:03:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2023-11-24 23:03:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:03:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:03:14,099 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:14,104 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:18,529 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:18,600 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:03:18,604 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:03:18,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:18 BoogieIcfgContainer [2023-11-24 23:03:18,606 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:03:18,607 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:03:18,609 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:03:18,619 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:03:18,619 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:03:18,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:18,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2023-11-24 23:03:18,705 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2023-11-24 23:03:18,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:03:18,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:18,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:18,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:03:18,711 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:03:18,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a2d60-9d2c-4292-987a-abda4c785b3b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process