./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL --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 2d3a0113f0e8b781548a014794ff4c594483afc44f19a8c585ba3b3e554b1b3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:28,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:28,253 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:56:28,261 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:56:28,262 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:56:28,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:28,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:28,302 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:28,303 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:28,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:28,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:28,310 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:28,310 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:56:28,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:56:28,313 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:56:28,313 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:28,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:28,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:28,315 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:28,315 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:56:28,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:28,317 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:28,317 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:28,318 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:28,318 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:28,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:28,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:28,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:28,321 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:28,321 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:28,323 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:56:28,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:56:28,323 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:28,324 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_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d3a0113f0e8b781548a014794ff4c594483afc44f19a8c585ba3b3e554b1b3f [2023-11-19 02:56:28,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:28,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:28,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:28,614 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:28,615 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:28,616 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c [2023-11-19 02:56:31,683 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:31,887 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:31,888 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c [2023-11-19 02:56:31,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/data/a94374616/415a752bc2dd4f229e0ebcea393ab016/FLAG3c756d69a [2023-11-19 02:56:31,914 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/data/a94374616/415a752bc2dd4f229e0ebcea393ab016 [2023-11-19 02:56:31,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:31,919 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:31,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:31,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:31,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:31,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:31" (1/1) ... [2023-11-19 02:56:31,929 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d9eac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:31, skipping insertion in model container [2023-11-19 02:56:31,929 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:31" (1/1) ... [2023-11-19 02:56:31,964 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:32,141 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_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[1998,2011] [2023-11-19 02:56:32,148 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_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[2392,2405] [2023-11-19 02:56:32,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:32,206 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:32,222 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_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[1998,2011] [2023-11-19 02:56:32,224 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_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[2392,2405] [2023-11-19 02:56:32,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:32,272 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:32,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32 WrapperNode [2023-11-19 02:56:32,273 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:32,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:32,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:32,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:32,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32" (1/1) ... [2023-11-19 02:56:32,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32" (1/1) ... [2023-11-19 02:56:32,324 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 79 [2023-11-19 02:56:32,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:32,334 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:32,335 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:32,336 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:32,345 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32" (1/1) ... [2023-11-19 02:56:32,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32" (1/1) ... [2023-11-19 02:56:32,348 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32" (1/1) ... [2023-11-19 02:56:32,349 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32" (1/1) ... [2023-11-19 02:56:32,357 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32" (1/1) ... [2023-11-19 02:56:32,363 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32" (1/1) ... [2023-11-19 02:56:32,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32" (1/1) ... [2023-11-19 02:56:32,382 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32" (1/1) ... [2023-11-19 02:56:32,389 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:32,390 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:32,393 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:32,393 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:32,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:32" (1/1) ... [2023-11-19 02:56:32,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:32,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:32,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:32,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-19 02:56:32,491 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-19 02:56:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2023-11-19 02:56:32,491 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2023-11-19 02:56:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:56:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:32,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:56:32,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:56:32,630 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:32,633 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:33,143 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:33,376 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:33,377 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:56:33,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:33 BoogieIcfgContainer [2023-11-19 02:56:33,386 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:33,388 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:33,388 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:33,407 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:33,407 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:33" (1/1) ... [2023-11-19 02:56:33,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:56:33,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2023-11-19 02:56:33,476 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2023-11-19 02:56:33,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:56:33,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:33,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:33,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:56:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:33,621 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:56:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:56:33,635 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:56:33,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:56:33 ImpRootNode [2023-11-19 02:56:33,658 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:56:33,659 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:56:33,660 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:56:33,660 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:56:33,662 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:33" (3/4) ... [2023-11-19 02:56:33,666 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:56:33,668 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:56:33,670 INFO L158 Benchmark]: Toolchain (without parser) took 1749.32ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 108.8MB in the beginning and 143.6MB in the end (delta: -34.7MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2023-11-19 02:56:33,670 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 151.0MB. Free memory is still 93.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:33,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.23ms. Allocated memory is still 151.0MB. Free memory was 108.6MB in the beginning and 94.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:56:33,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.75ms. Allocated memory is still 151.0MB. Free memory was 94.3MB in the beginning and 92.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:33,673 INFO L158 Benchmark]: Boogie Preprocessor took 55.40ms. Allocated memory is still 151.0MB. Free memory was 92.3MB in the beginning and 90.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:33,674 INFO L158 Benchmark]: RCFGBuilder took 996.31ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 90.8MB in the beginning and 155.1MB in the end (delta: -64.4MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2023-11-19 02:56:33,676 INFO L158 Benchmark]: CodeCheck took 270.55ms. Allocated memory is still 195.0MB. Free memory was 155.1MB in the beginning and 143.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:56:33,676 INFO L158 Benchmark]: Witness Printer took 8.53ms. Allocated memory is still 195.0MB. Free memory was 143.6MB in the beginning and 143.6MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:33,690 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 49 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L310] COND TRUE __VERIFIER_nondet_int() [L311] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; VAL [IN=2, x=2] [L47] COND TRUE !(result >= 0.0f && result < 1.3985f) VAL [IN=2, x=2] [L48] reach_error() VAL [IN=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 151.0MB. Free memory is still 93.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.23ms. Allocated memory is still 151.0MB. Free memory was 108.6MB in the beginning and 94.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.75ms. Allocated memory is still 151.0MB. Free memory was 94.3MB in the beginning and 92.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.40ms. Allocated memory is still 151.0MB. Free memory was 92.3MB in the beginning and 90.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 996.31ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 90.8MB in the beginning and 155.1MB in the end (delta: -64.4MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * CodeCheck took 270.55ms. Allocated memory is still 195.0MB. Free memory was 155.1MB in the beginning and 143.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 8.53ms. Allocated memory is still 195.0MB. Free memory was 143.6MB in the beginning and 143.6MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:56:33,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL --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 2d3a0113f0e8b781548a014794ff4c594483afc44f19a8c585ba3b3e554b1b3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:36,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:36,562 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:56:36,614 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:36,616 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:36,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:36,618 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:36,618 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:36,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:36,625 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:36,626 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:56:36,626 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:56:36,627 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:36,629 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:36,629 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:36,630 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:36,630 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:56:36,631 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:56:36,631 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:56:36,633 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:56:36,633 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:36,634 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:36,634 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:36,635 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:36,635 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:36,636 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:36,636 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:56:36,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:36,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:36,638 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:36,639 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:36,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:36,640 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:56:36,641 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:36,641 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:36,641 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:56:36,642 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:56:36,642 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_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d3a0113f0e8b781548a014794ff4c594483afc44f19a8c585ba3b3e554b1b3f [2023-11-19 02:56:37,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:37,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:37,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:37,153 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:37,153 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:37,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c [2023-11-19 02:56:40,325 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:40,648 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:40,649 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c [2023-11-19 02:56:40,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/data/7d81ffbd3/960f1ce3eb0b43f8bdb4c54d3dedc251/FLAG16d75e214 [2023-11-19 02:56:40,675 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/data/7d81ffbd3/960f1ce3eb0b43f8bdb4c54d3dedc251 [2023-11-19 02:56:40,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:40,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:40,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:40,680 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:40,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:40,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:40" (1/1) ... [2023-11-19 02:56:40,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f48bc97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:40, skipping insertion in model container [2023-11-19 02:56:40,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:40" (1/1) ... [2023-11-19 02:56:40,722 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:40,943 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_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[1998,2011] [2023-11-19 02:56:40,952 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_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[2392,2405] [2023-11-19 02:56:41,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:41,071 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:41,088 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_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[1998,2011] [2023-11-19 02:56:41,090 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_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/sv-benchmarks/c/combinations/square_5+soft_float_4-2a.c.cil.c[2392,2405] [2023-11-19 02:56:41,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:41,137 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:41,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41 WrapperNode [2023-11-19 02:56:41,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:41,139 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:41,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:41,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:41,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,180 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,220 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 75 [2023-11-19 02:56:41,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:41,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:41,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:41,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:41,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,239 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,256 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,285 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:41,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:41,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:41,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:41,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:41,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:41,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:41,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:56:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-19 02:56:41,457 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-19 02:56:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2023-11-19 02:56:41,457 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2023-11-19 02:56:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:41,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:56:41,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:56:41,551 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:41,554 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:52,181 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:52,239 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:52,239 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:56:52,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:52 BoogieIcfgContainer [2023-11-19 02:56:52,244 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:52,245 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:52,245 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:52,255 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:52,255 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:52" (1/1) ... [2023-11-19 02:56:52,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:56:52,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:52,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2023-11-19 02:56:52,321 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2023-11-19 02:56:52,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:56:52,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:52,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:52,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:56:52,341 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:56:52,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c4e253-ffbc-47b2-82cf-dcbc3a1718d6/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process