./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3 --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 5f2f275be1bc64878f3fa8c0cc98d410f75766d8acda1f5a74b32c4e3f3632e7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:14:10,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:14:10,308 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:14:10,316 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:14:10,316 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:14:10,340 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:14:10,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:14:10,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:14:10,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:14:10,342 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:14:10,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:14:10,343 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:14:10,343 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:14:10,343 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:14:10,343 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:14:10,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:14:10,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:14:10,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:14:10,344 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:14:10,344 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:14:10,344 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:14:10,344 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:14:10,344 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:14:10,344 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:14:10,344 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:14:10,344 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:14:10,345 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:14:10,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:14:10,345 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:14:10,345 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:14:10,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:14:10,345 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:14:10,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:14:10,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3 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 -> 5f2f275be1bc64878f3fa8c0cc98d410f75766d8acda1f5a74b32c4e3f3632e7 [2024-11-24 18:14:10,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:14:10,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:14:10,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:14:10,690 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:14:10,691 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:14:10,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i [2024-11-24 18:14:13,665 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/data/e103f09f0/2bd954f28ce34e6b842b0bb780506967/FLAG60f7f707f [2024-11-24 18:14:14,157 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:14:14,157 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i [2024-11-24 18:14:14,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/data/e103f09f0/2bd954f28ce34e6b842b0bb780506967/FLAG60f7f707f [2024-11-24 18:14:14,212 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/data/e103f09f0/2bd954f28ce34e6b842b0bb780506967 [2024-11-24 18:14:14,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:14:14,217 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:14:14,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:14:14,219 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:14:14,225 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:14:14,227 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:14:14" (1/1) ... [2024-11-24 18:14:14,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a588e82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:14, skipping insertion in model container [2024-11-24 18:14:14,230 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:14:14" (1/1) ... [2024-11-24 18:14:14,295 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:14:15,260 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-11-24 18:14:15,265 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_88ae254a-4897-4798-b780-33c4c693efb4/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i[63145,63158] [2024-11-24 18:14:15,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:14:15,282 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:14:15,338 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-11-24 18:14:15,344 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_88ae254a-4897-4798-b780-33c4c693efb4/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i[63145,63158] [2024-11-24 18:14:15,344 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:14:15,540 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:14:15,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15 WrapperNode [2024-11-24 18:14:15,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:14:15,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:14:15,543 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:14:15,543 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:14:15,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,660 INFO L138 Inliner]: procedures = 557, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2024-11-24 18:14:15,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:14:15,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:14:15,662 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:14:15,662 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:14:15,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,674 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,675 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,680 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,685 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,699 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:14:15,700 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:14:15,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:14:15,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:14:15,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:15" (1/1) ... [2024-11-24 18:14:15,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:14:15,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:14:15,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:14:15,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:14:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:14:15,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:14:15,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:14:15,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:14:15,914 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:14:15,916 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:14:16,025 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-24 18:14:16,026 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:14:16,106 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:14:16,110 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-24 18:14:16,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:14:16 BoogieIcfgContainer [2024-11-24 18:14:16,112 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:14:16,113 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:14:16,113 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:14:16,124 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:14:16,125 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:14:16" (1/1) ... [2024-11-24 18:14:16,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:14:16,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:14:16,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-24 18:14:16,208 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-24 18:14:16,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-24 18:14:16,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:14:16,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:14:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:14:16,315 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:14:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:14:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:14:16,394 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:14:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:14:16,426 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-24 18:14:16,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:14:16 ImpRootNode [2024-11-24 18:14:16,449 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:14:16,449 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:14:16,449 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:14:16,450 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:14:16,451 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:14:16" (3/4) ... [2024-11-24 18:14:16,454 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:14:16,455 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:14:16,458 INFO L158 Benchmark]: Toolchain (without parser) took 2239.46ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 62.0MB in the end (delta: 28.2MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2024-11-24 18:14:16,458 INFO L158 Benchmark]: CDTParser took 1.48ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:14:16,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1322.91ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 86.4MB in the end (delta: 3.7MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. [2024-11-24 18:14:16,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.80ms. Allocated memory is still 117.4MB. Free memory was 86.4MB in the beginning and 84.0MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:14:16,461 INFO L158 Benchmark]: Boogie Preprocessor took 37.14ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 82.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:14:16,466 INFO L158 Benchmark]: RCFGBuilder took 412.14ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 72.5MB in the end (delta: 10.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:14:16,466 INFO L158 Benchmark]: CodeCheck took 336.08ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 62.0MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:14:16,466 INFO L158 Benchmark]: Witness Printer took 5.81ms. Allocated memory is still 117.4MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:14:16,469 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 1 procedures, 6 locations, 1 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, 3 NumberOfCodeBlocks, 3 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 853]: 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 848, overapproximation of someBinaryFLOATComparisonOperation at line 853, overapproximation of someBinaryArithmeticFLOAToperation at line 849. Possible FailurePath: [L847] float x1 = __VERIFIER_nondet_float(); [L848] COND FALSE !(!(__builtin_isgreaterequal(x1, -88.0f) && __builtin_islessequal(x1, 88.0f))) [L849] float x2 = x1 + 1e-2f; [L850] float y1 = expf(x1); [L851] float y2 = expf(x2); [L852] float derivative = (y2 - y1) / 1e-2f; [L853] COND TRUE !(__builtin_isgreaterequal(derivative, y2)) [L853] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1322.91ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 86.4MB in the end (delta: 3.7MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.80ms. Allocated memory is still 117.4MB. Free memory was 86.4MB in the beginning and 84.0MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.14ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 82.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 412.14ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 72.5MB in the end (delta: 10.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 336.08ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 62.0MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.81ms. Allocated memory is still 117.4MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:14:16,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3 --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 5f2f275be1bc64878f3fa8c0cc98d410f75766d8acda1f5a74b32c4e3f3632e7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:14:19,498 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:14:19,627 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:14:19,656 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:14:19,657 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:14:19,658 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:14:19,658 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:14:19,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:14:19,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:14:19,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:14:19,659 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:14:19,659 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:14:19,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:14:19,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:14:19,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:14:19,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:14:19,660 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:14:19,660 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:14:19,660 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:14:19,660 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:14:19,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:14:19,661 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:14:19,661 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:14:19,661 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:14:19,661 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:14:19,661 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:14:19,662 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:14:19,662 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:14:19,662 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:14:19,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:14:19,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:14:19,662 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:14:19,662 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:14:19,662 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:14:19,663 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:14:19,663 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:14:19,663 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3 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 -> 5f2f275be1bc64878f3fa8c0cc98d410f75766d8acda1f5a74b32c4e3f3632e7 [2024-11-24 18:14:20,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:14:20,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:14:20,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:14:20,064 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:14:20,065 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:14:20,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i [2024-11-24 18:14:23,281 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/data/bb79b42c1/5d0ec69018814815b37c5ec3cb5eea03/FLAG1dc8c6544 [2024-11-24 18:14:23,692 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:14:23,693 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i [2024-11-24 18:14:23,718 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/data/bb79b42c1/5d0ec69018814815b37c5ec3cb5eea03/FLAG1dc8c6544 [2024-11-24 18:14:23,741 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/data/bb79b42c1/5d0ec69018814815b37c5ec3cb5eea03 [2024-11-24 18:14:23,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:14:23,747 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:14:23,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:14:23,751 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:14:23,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:14:23,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:14:23" (1/1) ... [2024-11-24 18:14:23,759 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d59fb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:23, skipping insertion in model container [2024-11-24 18:14:23,759 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:14:23" (1/1) ... [2024-11-24 18:14:23,813 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:14:24,472 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-11-24 18:14:24,476 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_88ae254a-4897-4798-b780-33c4c693efb4/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i[63145,63158] [2024-11-24 18:14:24,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:14:24,495 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:14:24,564 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-11-24 18:14:24,565 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_88ae254a-4897-4798-b780-33c4c693efb4/sv-benchmarks/c/neural-networks/exp_4_unsafe.c-amalgamation.i[63145,63158] [2024-11-24 18:14:24,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:14:24,750 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:14:24,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24 WrapperNode [2024-11-24 18:14:24,750 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:14:24,751 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:14:24,751 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:14:24,751 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:14:24,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,783 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,802 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2024-11-24 18:14:24,803 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:14:24,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:14:24,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:14:24,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:14:24,812 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,817 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,818 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,847 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,849 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:14:24,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:14:24,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:14:24,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:14:24,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:24" (1/1) ... [2024-11-24 18:14:24,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:14:24,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:14:24,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:14:24,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:14:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:14:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:14:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:14:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:14:25,061 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:14:25,063 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:14:25,430 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-24 18:14:25,430 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:14:25,498 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:14:25,498 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-24 18:14:25,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:14:25 BoogieIcfgContainer [2024-11-24 18:14:25,498 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:14:25,499 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:14:25,499 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:14:25,509 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:14:25,510 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:14:25" (1/1) ... [2024-11-24 18:14:25,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:14:25,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:14:25,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-24 18:14:25,568 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-24 18:14:25,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-24 18:14:25,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:14:25,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:14:25,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:14:25,574 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:14:25,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88ae254a-4897-4798-b780-33c4c693efb4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:14:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:14:26,004 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:14:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat