./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_6+soft_float_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_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/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_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/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_12ec7a66-7346-496a-b422-314faf11259e/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 6d3233ccb864b75538f8fed6a586b5cbac020cb4ad9bbb5d5357658307afa1e5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:01,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:02,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:54:02,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:54:02,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:54:02,095 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:02,096 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:02,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:02,098 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:02,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:02,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:02,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:02,105 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:02,107 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:54:02,107 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:02,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:02,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:02,109 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:02,109 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:02,109 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:02,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:02,110 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:02,111 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:02,112 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:02,112 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:02,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:02,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:02,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:02,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:02,114 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:02,115 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:54:02,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:54:02,116 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:02,116 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_12ec7a66-7346-496a-b422-314faf11259e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d3233ccb864b75538f8fed6a586b5cbac020cb4ad9bbb5d5357658307afa1e5 [2023-11-24 22:54:02,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:02,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:02,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:02,499 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:02,500 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:02,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c [2023-11-24 22:54:05,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:05,993 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:06,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c [2023-11-24 22:54:06,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/data/f3fd5cbde/5ef92a85d50f43eaba858ce3ca674a98/FLAGd19a839e7 [2023-11-24 22:54:06,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/data/f3fd5cbde/5ef92a85d50f43eaba858ce3ca674a98 [2023-11-24 22:54:06,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:06,046 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:06,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:06,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:06,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:06,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@437d2047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06, skipping insertion in model container [2023-11-24 22:54:06,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,116 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:06,340 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_12ec7a66-7346-496a-b422-314faf11259e/sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c[1997,2010] [2023-11-24 22:54:06,347 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_12ec7a66-7346-496a-b422-314faf11259e/sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c[2366,2379] [2023-11-24 22:54:06,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:06,418 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:06,435 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_12ec7a66-7346-496a-b422-314faf11259e/sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c[1997,2010] [2023-11-24 22:54:06,436 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_12ec7a66-7346-496a-b422-314faf11259e/sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c[2366,2379] [2023-11-24 22:54:06,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:06,489 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:06,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06 WrapperNode [2023-11-24 22:54:06,490 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:06,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:06,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:06,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:06,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,573 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 169 [2023-11-24 22:54:06,580 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:06,581 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:06,581 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:06,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:06,594 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,623 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,638 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:06,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:06,643 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:06,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:06,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:06" (1/1) ... [2023-11-24 22:54:06,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:06,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:06,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:06,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:06,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:06,745 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-24 22:54:06,746 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-24 22:54:06,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:54:06,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:06,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:06,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:54:06,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:54:06,832 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:06,835 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:07,304 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:07,524 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:07,524 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:54:07,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:07 BoogieIcfgContainer [2023-11-24 22:54:07,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:07,527 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:07,528 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:07,538 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:07,539 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:07" (1/1) ... [2023-11-24 22:54:07,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:07,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:07,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2023-11-24 22:54:07,608 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2023-11-24 22:54:07,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:54:07,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:07,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:07,708 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:54:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:07,775 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:54:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:07,793 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 22:54:07,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:54:07 ImpRootNode [2023-11-24 22:54:07,814 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:54:07,815 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:54:07,815 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:54:07,815 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:54:07,816 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:07" (3/4) ... [2023-11-24 22:54:07,818 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:54:07,820 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:54:07,821 INFO L158 Benchmark]: Toolchain (without parser) took 1774.82ms. Allocated memory is still 134.2MB. Free memory was 87.8MB in the beginning and 65.8MB in the end (delta: 22.0MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-11-24 22:54:07,821 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:07,822 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.52ms. Allocated memory is still 134.2MB. Free memory was 87.5MB in the beginning and 73.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:54:07,823 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.15ms. Allocated memory is still 134.2MB. Free memory was 73.3MB in the beginning and 71.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:54:07,823 INFO L158 Benchmark]: Boogie Preprocessor took 60.79ms. Allocated memory is still 134.2MB. Free memory was 71.3MB in the beginning and 69.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:54:07,824 INFO L158 Benchmark]: RCFGBuilder took 884.28ms. Allocated memory is still 134.2MB. Free memory was 69.5MB in the beginning and 77.9MB in the end (delta: -8.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-11-24 22:54:07,825 INFO L158 Benchmark]: CodeCheck took 287.07ms. Allocated memory is still 134.2MB. Free memory was 77.4MB in the beginning and 66.3MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:54:07,825 INFO L158 Benchmark]: Witness Printer took 4.93ms. Allocated memory is still 134.2MB. Free memory was 66.3MB in the beginning and 65.8MB in the end (delta: 512.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:07,829 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, 45 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L320] COND TRUE __VERIFIER_nondet_int() [L321] 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 0.31ms. Allocated memory is still 111.1MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.52ms. Allocated memory is still 134.2MB. Free memory was 87.5MB in the beginning and 73.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.15ms. Allocated memory is still 134.2MB. Free memory was 73.3MB in the beginning and 71.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.79ms. Allocated memory is still 134.2MB. Free memory was 71.3MB in the beginning and 69.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 884.28ms. Allocated memory is still 134.2MB. Free memory was 69.5MB in the beginning and 77.9MB in the end (delta: -8.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * CodeCheck took 287.07ms. Allocated memory is still 134.2MB. Free memory was 77.4MB in the beginning and 66.3MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 4.93ms. Allocated memory is still 134.2MB. Free memory was 66.3MB in the beginning and 65.8MB in the end (delta: 512.6kB). 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 22:54:07,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/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_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/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_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/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_12ec7a66-7346-496a-b422-314faf11259e/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 6d3233ccb864b75538f8fed6a586b5cbac020cb4ad9bbb5d5357658307afa1e5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:10,674 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:10,780 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:54:10,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:10,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:10,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:10,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:10,847 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:10,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:10,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:10,855 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:10,856 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:10,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:10,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:10,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:10,860 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:10,860 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:54:10,861 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:54:10,861 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:54:10,863 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:10,863 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:10,864 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:10,865 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:10,865 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:10,866 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:10,866 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:10,867 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:54:10,867 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:10,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:10,868 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:10,870 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:10,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:10,871 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:54:10,872 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:10,872 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:10,872 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:54:10,873 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:54:10,873 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_12ec7a66-7346-496a-b422-314faf11259e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d3233ccb864b75538f8fed6a586b5cbac020cb4ad9bbb5d5357658307afa1e5 [2023-11-24 22:54:11,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:11,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:11,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:11,381 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:11,382 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:11,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c [2023-11-24 22:54:14,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:15,020 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:15,022 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c [2023-11-24 22:54:15,038 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/data/6d4552cb0/783df21698204d0ca28b24f5cc5f99fd/FLAGa2065e79f [2023-11-24 22:54:15,058 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/data/6d4552cb0/783df21698204d0ca28b24f5cc5f99fd [2023-11-24 22:54:15,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:15,066 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:15,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:15,073 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:15,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:15,081 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,083 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3051f018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15, skipping insertion in model container [2023-11-24 22:54:15,083 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,142 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:15,373 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_12ec7a66-7346-496a-b422-314faf11259e/sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c[1997,2010] [2023-11-24 22:54:15,381 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_12ec7a66-7346-496a-b422-314faf11259e/sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c[2366,2379] [2023-11-24 22:54:15,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:15,488 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:15,516 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_12ec7a66-7346-496a-b422-314faf11259e/sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c[1997,2010] [2023-11-24 22:54:15,524 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_12ec7a66-7346-496a-b422-314faf11259e/sv-benchmarks/c/combinations/square_6+soft_float_3a.c.cil.c[2366,2379] [2023-11-24 22:54:15,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:15,590 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:15,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15 WrapperNode [2023-11-24 22:54:15,591 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:15,592 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:15,592 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:15,592 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:15,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,639 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 134 [2023-11-24 22:54:15,640 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:15,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:15,641 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:15,641 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:15,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,662 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,685 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:15,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:15,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:15,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:15,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:15" (1/1) ... [2023-11-24 22:54:15,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:15,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:15,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:15,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:54:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-24 22:54:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-24 22:54:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:54:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:54:15,872 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:15,875 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:26,414 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:26,539 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:26,539 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:54:26,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:26 BoogieIcfgContainer [2023-11-24 22:54:26,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:26,542 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:26,542 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:26,551 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:26,551 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:26" (1/1) ... [2023-11-24 22:54:26,559 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:26,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:26,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2023-11-24 22:54:26,616 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2023-11-24 22:54:26,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:54:26,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:26,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:26,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:54:26,625 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:54:26,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12ec7a66-7346-496a-b422-314faf11259e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process