./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk --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 5af10be63cc32bea05b0693de4e6da336982b76ff2f5b4edc2ff1c6a5e6322ec --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:26:18,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:26:18,218 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:26:18,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:26:18,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:26:18,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:26:18,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:26:18,266 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:26:18,267 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:26:18,268 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:26:18,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:26:18,269 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:26:18,269 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:26:18,270 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:26:18,272 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:26:18,272 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:26:18,273 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:26:18,273 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:26:18,273 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:26:18,274 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:26:18,274 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:26:18,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:26:18,276 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:26:18,276 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:26:18,277 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:26:18,277 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:26:18,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:26:18,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:26:18,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:26:18,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:26:18,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:26:18,278 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:26:18,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:26:18,279 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_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5af10be63cc32bea05b0693de4e6da336982b76ff2f5b4edc2ff1c6a5e6322ec [2024-11-08 23:26:18,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:26:18,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:26:18,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:26:18,608 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:26:18,608 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:26:18,610 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c Unable to find full path for "g++" [2024-11-08 23:26:20,536 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:26:20,820 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:26:20,820 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c [2024-11-08 23:26:20,831 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/data/62bfe00f9/37b378e7b9964244aeb4a20d2d186e8c/FLAGcffad260c [2024-11-08 23:26:20,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/data/62bfe00f9/37b378e7b9964244aeb4a20d2d186e8c [2024-11-08 23:26:20,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:26:20,848 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:26:20,849 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:26:20,849 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:26:20,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:26:20,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:26:20" (1/1) ... [2024-11-08 23:26:20,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d7f961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:20, skipping insertion in model container [2024-11-08 23:26:20,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:26:20" (1/1) ... [2024-11-08 23:26:20,905 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:26:21,100 WARN L250 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_d2f7f663-01dd-4efb-9238-c9af3c728747/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[1996,2009] [2024-11-08 23:26:21,107 WARN L250 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_d2f7f663-01dd-4efb-9238-c9af3c728747/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[2390,2403] [2024-11-08 23:26:21,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:26:21,164 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:26:21,193 WARN L250 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_d2f7f663-01dd-4efb-9238-c9af3c728747/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[1996,2009] [2024-11-08 23:26:21,194 WARN L250 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_d2f7f663-01dd-4efb-9238-c9af3c728747/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[2390,2403] [2024-11-08 23:26:21,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:26:21,250 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:26:21,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21 WrapperNode [2024-11-08 23:26:21,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:26:21,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:26:21,252 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:26:21,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:26:21,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21" (1/1) ... [2024-11-08 23:26:21,268 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21" (1/1) ... [2024-11-08 23:26:21,288 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2024-11-08 23:26:21,288 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:26:21,289 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:26:21,289 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:26:21,289 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:26:21,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21" (1/1) ... [2024-11-08 23:26:21,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21" (1/1) ... [2024-11-08 23:26:21,300 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21" (1/1) ... [2024-11-08 23:26:21,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21" (1/1) ... [2024-11-08 23:26:21,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21" (1/1) ... [2024-11-08 23:26:21,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21" (1/1) ... [2024-11-08 23:26:21,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21" (1/1) ... [2024-11-08 23:26:21,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21" (1/1) ... [2024-11-08 23:26:21,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:26:21,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:26:21,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:26:21,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:26:21,325 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:21" (1/1) ... [2024-11-08 23:26:21,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:26:21,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:26:21,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:26:21,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:26:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:26:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 23:26:21,399 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 23:26:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-08 23:26:21,400 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-08 23:26:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:26:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:26:21,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:26:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:26:21,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:26:21,473 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:26:21,475 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:26:21,877 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-08 23:26:21,878 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:26:22,125 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:26:22,125 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:26:22,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:26:22 BoogieIcfgContainer [2024-11-08 23:26:22,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:26:22,127 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:26:22,127 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:26:22,138 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:26:22,139 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:26:22" (1/1) ... [2024-11-08 23:26:22,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:26:22,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:26:22,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-11-08 23:26:22,217 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-08 23:26:22,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:26:22,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:26:22,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:26:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:26:22,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:26:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:26:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:26:22,446 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:26:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:26:22,462 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:26:22,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:26:22 ImpRootNode [2024-11-08 23:26:22,488 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:26:22,489 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:26:22,490 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:26:22,491 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:26:22,491 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:26:22" (3/4) ... [2024-11-08 23:26:22,494 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:26:22,495 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:26:22,497 INFO L158 Benchmark]: Toolchain (without parser) took 1648.85ms. Allocated memory was 163.6MB in the beginning and 222.3MB in the end (delta: 58.7MB). Free memory was 129.5MB in the beginning and 188.3MB in the end (delta: -58.8MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2024-11-08 23:26:22,497 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 163.6MB. Free memory was 132.1MB in the beginning and 131.9MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:26:22,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.80ms. Allocated memory is still 163.6MB. Free memory was 129.0MB in the beginning and 113.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:26:22,499 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.04ms. Allocated memory is still 163.6MB. Free memory was 113.2MB in the beginning and 111.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:26:22,499 INFO L158 Benchmark]: Boogie Preprocessor took 34.17ms. Allocated memory is still 163.6MB. Free memory was 111.1MB in the beginning and 109.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:26:22,500 INFO L158 Benchmark]: RCFGBuilder took 802.19ms. Allocated memory is still 163.6MB. Free memory was 109.6MB in the beginning and 68.2MB in the end (delta: 41.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-08 23:26:22,501 INFO L158 Benchmark]: CodeCheck took 361.27ms. Allocated memory was 163.6MB in the beginning and 222.3MB in the end (delta: 58.7MB). Free memory was 68.2MB in the beginning and 189.4MB in the end (delta: -121.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:26:22,501 INFO L158 Benchmark]: Witness Printer took 6.92ms. Allocated memory is still 222.3MB. Free memory was 189.4MB in the beginning and 188.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:26:22,506 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 49 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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: [L310] COND TRUE __VERIFIER_nondet_int() [L311] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.39f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 163.6MB. Free memory was 132.1MB in the beginning and 131.9MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.80ms. Allocated memory is still 163.6MB. Free memory was 129.0MB in the beginning and 113.2MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.04ms. Allocated memory is still 163.6MB. Free memory was 113.2MB in the beginning and 111.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.17ms. Allocated memory is still 163.6MB. Free memory was 111.1MB in the beginning and 109.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 802.19ms. Allocated memory is still 163.6MB. Free memory was 109.6MB in the beginning and 68.2MB in the end (delta: 41.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 361.27ms. Allocated memory was 163.6MB in the beginning and 222.3MB in the end (delta: 58.7MB). Free memory was 68.2MB in the beginning and 189.4MB in the end (delta: -121.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.92ms. Allocated memory is still 222.3MB. Free memory was 189.4MB in the beginning and 188.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:26:22,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk --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 5af10be63cc32bea05b0693de4e6da336982b76ff2f5b4edc2ff1c6a5e6322ec --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:26:24,948 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:26:25,052 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:26:25,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:26:25,093 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:26:25,094 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:26:25,095 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:26:25,095 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:26:25,096 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:26:25,097 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:26:25,098 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:26:25,098 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:26:25,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:26:25,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:26:25,101 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:26:25,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:26:25,102 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:26:25,103 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:26:25,103 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:26:25,106 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:26:25,107 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:26:25,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:26:25,108 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:26:25,108 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:26:25,109 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:26:25,110 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:26:25,110 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:26:25,111 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:26:25,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:26:25,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:26:25,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:26:25,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:26:25,113 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:26:25,114 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:26:25,114 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:26:25,114 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:26:25,115 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_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5af10be63cc32bea05b0693de4e6da336982b76ff2f5b4edc2ff1c6a5e6322ec [2024-11-08 23:26:25,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:26:25,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:26:25,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:26:25,606 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:26:25,606 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:26:25,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c Unable to find full path for "g++" [2024-11-08 23:26:27,585 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:26:27,849 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:26:27,850 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c [2024-11-08 23:26:27,860 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/data/80171ea3b/26903b6247524605af611c06dea24ad6/FLAGb1ea21d0e [2024-11-08 23:26:27,876 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/data/80171ea3b/26903b6247524605af611c06dea24ad6 [2024-11-08 23:26:27,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:26:27,880 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:26:27,881 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:26:27,881 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:26:27,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:26:27,887 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:26:27" (1/1) ... [2024-11-08 23:26:27,889 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fbefe26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:27, skipping insertion in model container [2024-11-08 23:26:27,889 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:26:27" (1/1) ... [2024-11-08 23:26:27,920 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:26:28,124 WARN L250 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_d2f7f663-01dd-4efb-9238-c9af3c728747/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[1996,2009] [2024-11-08 23:26:28,134 WARN L250 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_d2f7f663-01dd-4efb-9238-c9af3c728747/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[2390,2403] [2024-11-08 23:26:28,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:26:28,226 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:26:28,266 WARN L250 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_d2f7f663-01dd-4efb-9238-c9af3c728747/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[1996,2009] [2024-11-08 23:26:28,268 WARN L250 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_d2f7f663-01dd-4efb-9238-c9af3c728747/sv-benchmarks/c/combinations/square_1+soft_float_4-2a.c.cil.c[2390,2403] [2024-11-08 23:26:28,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:26:28,353 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:26:28,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28 WrapperNode [2024-11-08 23:26:28,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:26:28,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:26:28,355 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:26:28,355 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:26:28,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28" (1/1) ... [2024-11-08 23:26:28,381 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28" (1/1) ... [2024-11-08 23:26:28,417 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-11-08 23:26:28,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:26:28,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:26:28,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:26:28,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:26:28,429 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28" (1/1) ... [2024-11-08 23:26:28,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28" (1/1) ... [2024-11-08 23:26:28,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28" (1/1) ... [2024-11-08 23:26:28,438 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28" (1/1) ... [2024-11-08 23:26:28,447 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28" (1/1) ... [2024-11-08 23:26:28,450 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28" (1/1) ... [2024-11-08 23:26:28,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28" (1/1) ... [2024-11-08 23:26:28,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28" (1/1) ... [2024-11-08 23:26:28,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:26:28,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:26:28,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:26:28,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:26:28,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:28" (1/1) ... [2024-11-08 23:26:28,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:26:28,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:26:28,507 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:26:28,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:26:28,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:26:28,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:26:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 23:26:28,547 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 23:26:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-08 23:26:28,547 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-08 23:26:28,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:26:28,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:26:28,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:26:28,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:26:28,673 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:26:28,675 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:26:39,266 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-08 23:26:39,269 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:26:39,337 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:26:39,337 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:26:39,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:26:39 BoogieIcfgContainer [2024-11-08 23:26:39,338 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:26:39,339 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:26:39,339 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:26:39,350 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:26:39,350 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:26:39" (1/1) ... [2024-11-08 23:26:39,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:26:39,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:26:39,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-11-08 23:26:39,426 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-08 23:26:39,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:26:39,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:26:39,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:26:39,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:26:39,432 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:26:39,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f7f663-01dd-4efb-9238-c9af3c728747/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:26:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:26:41,778 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:26:45,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat