./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/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_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/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_4e551df7-0277-49f6-b248-31f5f7f2841b/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 6db80c50f6c3923c66cb027dfda5b1b6c51388d665fc6094a25deaee220bcef4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:42,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:42,468 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:10:42,480 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:42,485 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:42,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:42,538 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:42,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:42,540 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:42,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:42,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:42,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:42,545 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:42,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:42,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:42,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:42,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:42,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:42,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:42,555 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:42,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:42,556 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:42,557 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:42,558 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:42,559 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:42,559 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:42,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:42,560 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:42,561 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:42,561 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:42,563 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:42,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:42,564 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:42,564 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_4e551df7-0277-49f6-b248-31f5f7f2841b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6db80c50f6c3923c66cb027dfda5b1b6c51388d665fc6094a25deaee220bcef4 [2023-11-24 23:10:42,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:42,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:42,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:42,955 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:42,956 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:42,957 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c [2023-11-24 23:10:46,665 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:46,960 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:46,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c [2023-11-24 23:10:46,973 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/data/0bfbe0910/7e1e9252995f42be970c562dd7b42efd/FLAGc0f30934d [2023-11-24 23:10:46,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/data/0bfbe0910/7e1e9252995f42be970c562dd7b42efd [2023-11-24 23:10:46,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:46,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:46,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:46,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:47,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:47,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:46" (1/1) ... [2023-11-24 23:10:47,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7b7a5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47, skipping insertion in model container [2023-11-24 23:10:47,008 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:46" (1/1) ... [2023-11-24 23:10:47,053 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:47,306 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_4e551df7-0277-49f6-b248-31f5f7f2841b/sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c[1998,2011] [2023-11-24 23:10:47,314 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_4e551df7-0277-49f6-b248-31f5f7f2841b/sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c[2367,2380] [2023-11-24 23:10:47,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:47,398 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:47,419 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_4e551df7-0277-49f6-b248-31f5f7f2841b/sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c[1998,2011] [2023-11-24 23:10:47,422 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_4e551df7-0277-49f6-b248-31f5f7f2841b/sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c[2367,2380] [2023-11-24 23:10:47,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:47,490 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:47,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47 WrapperNode [2023-11-24 23:10:47,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:47,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:47,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:47,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:47,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,516 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,565 INFO L138 Inliner]: procedures = 27, calls = 21, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 209 [2023-11-24 23:10:47,577 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:47,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:47,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:47,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:47,590 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,609 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,610 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,630 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,646 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:47,647 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:47,647 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:47,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:47,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:47" (1/1) ... [2023-11-24 23:10:47,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:47,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:47,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:47,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:47,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:47,759 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-24 23:10:47,759 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-24 23:10:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:47,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:47,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:10:47,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:10:47,867 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:47,870 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:48,646 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:48,981 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:48,981 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:10:48,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:48 BoogieIcfgContainer [2023-11-24 23:10:48,984 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:48,985 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:48,986 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:49,001 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:49,002 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:48" (1/1) ... [2023-11-24 23:10:49,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:49,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:49,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 78 transitions. [2023-11-24 23:10:49,102 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 78 transitions. [2023-11-24 23:10:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:10:49,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:49,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:49,214 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:10:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:49,282 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:10:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:49,303 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:10:49,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:10:49 ImpRootNode [2023-11-24 23:10:49,336 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:10:49,340 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:10:49,340 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:10:49,340 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:10:49,342 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:48" (3/4) ... [2023-11-24 23:10:49,346 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:10:49,347 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:10:49,350 INFO L158 Benchmark]: Toolchain (without parser) took 2353.28ms. Allocated memory was 172.0MB in the beginning and 239.1MB in the end (delta: 67.1MB). Free memory was 125.2MB in the beginning and 177.0MB in the end (delta: -51.8MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-11-24 23:10:49,351 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:49,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.44ms. Allocated memory is still 172.0MB. Free memory was 124.7MB in the beginning and 109.9MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:10:49,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.80ms. Allocated memory is still 172.0MB. Free memory was 109.9MB in the beginning and 107.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:49,354 INFO L158 Benchmark]: Boogie Preprocessor took 68.27ms. Allocated memory is still 172.0MB. Free memory was 107.4MB in the beginning and 105.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:49,356 INFO L158 Benchmark]: RCFGBuilder took 1336.77ms. Allocated memory was 172.0MB in the beginning and 239.1MB in the end (delta: 67.1MB). Free memory was 105.8MB in the beginning and 188.5MB in the end (delta: -82.7MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2023-11-24 23:10:49,357 INFO L158 Benchmark]: CodeCheck took 351.01ms. Allocated memory is still 239.1MB. Free memory was 188.5MB in the beginning and 177.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:10:49,358 INFO L158 Benchmark]: Witness Printer took 8.31ms. Allocated memory is still 239.1MB. Free memory is still 177.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:49,370 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 3 procedures, 53 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: [L402] COND TRUE __VERIFIER_nondet_int() [L403] 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 < 1.3985f) 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 0.39ms. Allocated memory is still 113.2MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.44ms. Allocated memory is still 172.0MB. Free memory was 124.7MB in the beginning and 109.9MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.80ms. Allocated memory is still 172.0MB. Free memory was 109.9MB in the beginning and 107.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.27ms. Allocated memory is still 172.0MB. Free memory was 107.4MB in the beginning and 105.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1336.77ms. Allocated memory was 172.0MB in the beginning and 239.1MB in the end (delta: 67.1MB). Free memory was 105.8MB in the beginning and 188.5MB in the end (delta: -82.7MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * CodeCheck took 351.01ms. Allocated memory is still 239.1MB. Free memory was 188.5MB in the beginning and 177.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 8.31ms. Allocated memory is still 239.1MB. Free memory is still 177.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:10:49,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/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_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/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_4e551df7-0277-49f6-b248-31f5f7f2841b/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 6db80c50f6c3923c66cb027dfda5b1b6c51388d665fc6094a25deaee220bcef4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:52,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:52,785 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:10:52,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:52,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:52,854 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:52,855 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:52,856 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:52,858 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:52,864 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:52,865 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:52,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:52,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:52,868 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:52,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:52,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:52,870 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:10:52,870 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:10:52,871 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:10:52,872 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:52,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:52,874 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:52,874 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:52,875 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:52,875 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:52,876 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:10:52,877 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:10:52,877 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:52,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:52,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:52,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:52,880 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:52,881 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:10:52,881 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:10:52,882 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:52,882 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:10:52,882 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:10:52,882 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_4e551df7-0277-49f6-b248-31f5f7f2841b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6db80c50f6c3923c66cb027dfda5b1b6c51388d665fc6094a25deaee220bcef4 [2023-11-24 23:10:53,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:53,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:53,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:53,399 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:53,399 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:53,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c [2023-11-24 23:10:56,678 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:56,965 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:56,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c [2023-11-24 23:10:56,981 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/data/442052302/c3d6da9957d74f96a39f839416a07593/FLAG0d09a56b3 [2023-11-24 23:10:56,998 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/data/442052302/c3d6da9957d74f96a39f839416a07593 [2023-11-24 23:10:57,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:57,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:57,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:57,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:57,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:57,011 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,012 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@128e58a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57, skipping insertion in model container [2023-11-24 23:10:57,012 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,069 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:57,324 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_4e551df7-0277-49f6-b248-31f5f7f2841b/sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c[1998,2011] [2023-11-24 23:10:57,333 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_4e551df7-0277-49f6-b248-31f5f7f2841b/sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c[2367,2380] [2023-11-24 23:10:57,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:57,462 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:57,495 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_4e551df7-0277-49f6-b248-31f5f7f2841b/sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c[1998,2011] [2023-11-24 23:10:57,501 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_4e551df7-0277-49f6-b248-31f5f7f2841b/sv-benchmarks/c/combinations/square_5+soft_float_1-3a.c.cil.c[2367,2380] [2023-11-24 23:10:57,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:57,584 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:57,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57 WrapperNode [2023-11-24 23:10:57,585 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:57,586 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:57,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:57,587 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:57,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,677 INFO L138 Inliner]: procedures = 28, calls = 21, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 169 [2023-11-24 23:10:57,678 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:57,679 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:57,679 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:57,680 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:57,690 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,730 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,755 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,758 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,763 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:57,771 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:57,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:57,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:57,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:57,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:57,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:57,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:10:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-24 23:10:57,866 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-24 23:10:57,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:57,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:57,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:10:57,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:10:58,003 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:58,006 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:08,729 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:08,927 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:08,927 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:11:08,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:08 BoogieIcfgContainer [2023-11-24 23:11:08,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:08,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:08,931 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:08,954 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:08,954 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:08" (1/1) ... [2023-11-24 23:11:08,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:11:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:09,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 78 transitions. [2023-11-24 23:11:09,072 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 78 transitions. [2023-11-24 23:11:09,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:11:09,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:09,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:09,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:11:09,080 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:11:09,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e551df7-0277-49f6-b248-31f5f7f2841b/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process