./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/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_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/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 64bit --witnessprinter.graph.data.programhash 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:26:47,102 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:26:47,195 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 05:26:47,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:26:47,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:26:47,235 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:26:47,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:26:47,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:26:47,236 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:26:47,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:26:47,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:26:47,237 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:26:47,237 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:26:47,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:26:47,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:26:47,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:26:47,237 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:26:47,238 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:26:47,238 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:26:47,238 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:26:47,238 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:26:47,238 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:26:47,238 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:26:47,239 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:26:47,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:47,239 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:26:47,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:26:47,239 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:26:47,239 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:26:47,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:26:47,240 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_a32a8ca2-f5d0-4202-b802-b23537145b60/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e [2024-11-25 05:26:47,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:26:47,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:26:47,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:26:47,565 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:26:47,565 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:26:47,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c [2024-11-25 05:26:50,582 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/data/5b2034afb/2abf1d732a5d4aa1b768ab6b5e34a8bb/FLAG173402e1d [2024-11-25 05:26:50,965 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:26:50,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c [2024-11-25 05:26:50,976 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/data/5b2034afb/2abf1d732a5d4aa1b768ab6b5e34a8bb/FLAG173402e1d [2024-11-25 05:26:50,992 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/data/5b2034afb/2abf1d732a5d4aa1b768ab6b5e34a8bb [2024-11-25 05:26:50,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:26:50,996 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:26:51,000 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:51,000 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:26:51,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:26:51,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:50" (1/1) ... [2024-11-25 05:26:51,009 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a534c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51, skipping insertion in model container [2024-11-25 05:26:51,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:50" (1/1) ... [2024-11-25 05:26:51,053 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:26:51,221 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_a32a8ca2-f5d0-4202-b802-b23537145b60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-25 05:26:51,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:51,399 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:26:51,407 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_a32a8ca2-f5d0-4202-b802-b23537145b60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-25 05:26:51,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:51,534 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:26:51,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51 WrapperNode [2024-11-25 05:26:51,535 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:51,536 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:51,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:26:51,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:26:51,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,560 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,693 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1126 [2024-11-25 05:26:51,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:51,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:26:51,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:26:51,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:26:51,702 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,783 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,811 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,819 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:26:51,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:26:51,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:26:51,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:26:51,839 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:51" (1/1) ... [2024-11-25 05:26:51,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:51,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:26:51,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:26:51,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:26:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:26:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 05:26:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 05:26:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:26:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:26:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:26:52,177 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:26:52,179 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:26:54,331 INFO L? ?]: Removed 582 outVars from TransFormulas that were not future-live. [2024-11-25 05:26:54,331 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:26:56,297 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:26:56,298 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:26:56,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:56 BoogieIcfgContainer [2024-11-25 05:26:56,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:26:56,299 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:26:56,299 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:26:56,310 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:26:56,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:56" (1/1) ... [2024-11-25 05:26:56,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:26:56,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:56,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-25 05:26:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-25 05:26:56,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 05:26:56,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:56,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:26:58,448 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:26:59,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:27:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:27:03,886 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:27:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:27:07,330 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 05:27:07,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:27:07 ImpRootNode [2024-11-25 05:27:07,379 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:27:07,380 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:27:07,380 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:27:07,380 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:27:07,381 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:56" (3/4) ... [2024-11-25 05:27:07,383 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 05:27:07,384 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:27:07,385 INFO L158 Benchmark]: Toolchain (without parser) took 16388.57ms. Allocated memory was 117.4MB in the beginning and 461.4MB in the end (delta: 343.9MB). Free memory was 93.3MB in the beginning and 231.9MB in the end (delta: -138.7MB). Peak memory consumption was 209.1MB. Max. memory is 16.1GB. [2024-11-25 05:27:07,385 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:27:07,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 535.39ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 68.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 05:27:07,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.61ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 50.3MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:27:07,387 INFO L158 Benchmark]: Boogie Preprocessor took 140.86ms. Allocated memory is still 117.4MB. Free memory was 50.0MB in the beginning and 42.4MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:27:07,387 INFO L158 Benchmark]: RCFGBuilder took 4461.42ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 42.4MB in the beginning and 162.1MB in the end (delta: -119.7MB). Peak memory consumption was 180.2MB. Max. memory is 16.1GB. [2024-11-25 05:27:07,388 INFO L158 Benchmark]: CodeCheck took 11079.97ms. Allocated memory was 352.3MB in the beginning and 461.4MB in the end (delta: 109.1MB). Free memory was 162.1MB in the beginning and 235.0MB in the end (delta: -73.0MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2024-11-25 05:27:07,388 INFO L158 Benchmark]: Witness Printer took 4.44ms. Allocated memory is still 461.4MB. Free memory was 232.0MB in the beginning and 231.9MB in the end (delta: 60.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:27:07,391 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 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.0s, 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: 0.1s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 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: 21]: 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 bitwiseOr at line 144, overapproximation of bitwiseOr at line 156, overapproximation of bitwiseOr at line 181, overapproximation of bitwiseAnd at line 149, overapproximation of bitwiseAnd at line 169, overapproximation of bitwiseAnd at line 134, overapproximation of bitwiseAnd at line 122. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 31); [L30] const SORT_9 msb_SORT_9 = (SORT_9)1 << (31 - 1); [L32] const SORT_11 mask_SORT_11 = (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 16); [L33] const SORT_11 msb_SORT_11 = (SORT_11)1 << (16 - 1); [L35] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 8); [L36] const SORT_12 msb_SORT_12 = (SORT_12)1 << (8 - 1); [L38] const SORT_20 mask_SORT_20 = (SORT_20)-1 >> (sizeof(SORT_20) * 8 - 32); [L39] const SORT_20 msb_SORT_20 = (SORT_20)1 << (32 - 1); [L41] const SORT_23 mask_SORT_23 = (SORT_23)-1 >> (sizeof(SORT_23) * 8 - 17); [L42] const SORT_23 msb_SORT_23 = (SORT_23)1 << (17 - 1); [L44] const SORT_26 mask_SORT_26 = (SORT_26)-1 >> (sizeof(SORT_26) * 8 - 18); [L45] const SORT_26 msb_SORT_26 = (SORT_26)1 << (18 - 1); [L47] const SORT_29 mask_SORT_29 = (SORT_29)-1 >> (sizeof(SORT_29) * 8 - 19); [L48] const SORT_29 msb_SORT_29 = (SORT_29)1 << (19 - 1); [L50] const SORT_32 mask_SORT_32 = (SORT_32)-1 >> (sizeof(SORT_32) * 8 - 20); [L51] const SORT_32 msb_SORT_32 = (SORT_32)1 << (20 - 1); [L53] const SORT_35 mask_SORT_35 = (SORT_35)-1 >> (sizeof(SORT_35) * 8 - 21); [L54] const SORT_35 msb_SORT_35 = (SORT_35)1 << (21 - 1); [L56] const SORT_38 mask_SORT_38 = (SORT_38)-1 >> (sizeof(SORT_38) * 8 - 22); [L57] const SORT_38 msb_SORT_38 = (SORT_38)1 << (22 - 1); [L59] const SORT_41 mask_SORT_41 = (SORT_41)-1 >> (sizeof(SORT_41) * 8 - 23); [L60] const SORT_41 msb_SORT_41 = (SORT_41)1 << (23 - 1); [L62] const SORT_44 mask_SORT_44 = (SORT_44)-1 >> (sizeof(SORT_44) * 8 - 24); [L63] const SORT_44 msb_SORT_44 = (SORT_44)1 << (24 - 1); [L65] const SORT_47 mask_SORT_47 = (SORT_47)-1 >> (sizeof(SORT_47) * 8 - 25); [L66] const SORT_47 msb_SORT_47 = (SORT_47)1 << (25 - 1); [L68] const SORT_50 mask_SORT_50 = (SORT_50)-1 >> (sizeof(SORT_50) * 8 - 26); [L69] const SORT_50 msb_SORT_50 = (SORT_50)1 << (26 - 1); [L71] const SORT_53 mask_SORT_53 = (SORT_53)-1 >> (sizeof(SORT_53) * 8 - 27); [L72] const SORT_53 msb_SORT_53 = (SORT_53)1 << (27 - 1); [L74] const SORT_56 mask_SORT_56 = (SORT_56)-1 >> (sizeof(SORT_56) * 8 - 28); [L75] const SORT_56 msb_SORT_56 = (SORT_56)1 << (28 - 1); [L77] const SORT_59 mask_SORT_59 = (SORT_59)-1 >> (sizeof(SORT_59) * 8 - 29); [L78] const SORT_59 msb_SORT_59 = (SORT_59)1 << (29 - 1); [L80] const SORT_62 mask_SORT_62 = (SORT_62)-1 >> (sizeof(SORT_62) * 8 - 30); [L81] const SORT_62 msb_SORT_62 = (SORT_62)1 << (30 - 1); [L83] const SORT_72 mask_SORT_72 = (SORT_72)-1 >> (sizeof(SORT_72) * 8 - 3); [L84] const SORT_72 msb_SORT_72 = (SORT_72)1 << (3 - 1); [L86] const SORT_96 mask_SORT_96 = (SORT_96)-1 >> (sizeof(SORT_96) * 8 - 4); [L87] const SORT_96 msb_SORT_96 = (SORT_96)1 << (4 - 1); [L89] const SORT_101 mask_SORT_101 = (SORT_101)-1 >> (sizeof(SORT_101) * 8 - 14); [L90] const SORT_101 msb_SORT_101 = (SORT_101)1 << (14 - 1); [L92] const SORT_105 mask_SORT_105 = (SORT_105)-1 >> (sizeof(SORT_105) * 8 - 2); [L93] const SORT_105 msb_SORT_105 = (SORT_105)1 << (2 - 1); [L95] const SORT_154 mask_SORT_154 = (SORT_154)-1 >> (sizeof(SORT_154) * 8 - 7); [L96] const SORT_154 msb_SORT_154 = (SORT_154)1 << (7 - 1); [L98] const SORT_1 var_7 = 0; [L99] const SORT_1 var_8 = 1; [L100] const SORT_9 var_10 = 0; [L101] const SORT_12 var_13 = 0; [L102] const SORT_12 var_14 = 200; [L103] const SORT_72 var_73 = 5; [L104] const SORT_11 var_75 = 0; [L105] const SORT_105 var_106 = 1; [L106] const SORT_12 var_112 = 127; [L107] const SORT_11 var_119 = 64; [L108] const SORT_11 var_121 = 1; [L109] const SORT_11 var_123 = 127; [L110] const SORT_11 var_126 = 200; [L111] const SORT_72 var_131 = 4; [L112] const SORT_72 var_134 = 6; [L113] const SORT_96 var_138 = 9; [L114] const SORT_154 var_155 = 64; [L115] const SORT_72 var_166 = 0; [L116] const SORT_96 var_169 = 0; [L118] SORT_1 input_2; [L119] SORT_1 input_3; [L120] SORT_1 input_4; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L122] SORT_1 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 [L123] SORT_11 state_17 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L124] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 [L124] SORT_11 state_76 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_96 [L125] SORT_96 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_96; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_96 [L126] SORT_96 state_100 = __VERIFIER_nondet_uchar() & mask_SORT_96; [L128] SORT_11 init_77_arg_1 = var_75; [L129] state_76 = init_77_arg_1 VAL [mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=1, state_5=1, state_76=0, state_97=15, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L132] input_2 = __VERIFIER_nondet_uchar() [L133] input_3 = __VERIFIER_nondet_uchar() [L134] EXPR input_3 & mask_SORT_1 [L134] input_3 = input_3 & mask_SORT_1 [L135] input_4 = __VERIFIER_nondet_uchar() [L136] EXPR input_4 & mask_SORT_1 [L136] input_4 = input_4 & mask_SORT_1 [L138] SORT_1 var_84_arg_0 = state_5; [L139] SORT_1 var_84 = ~var_84_arg_0; [L140] SORT_1 var_85_arg_0 = var_84; [L141] SORT_1 var_85 = ~var_85_arg_0; [L142] SORT_1 var_86_arg_0 = state_5; [L143] SORT_1 var_86_arg_1 = var_85; [L144] EXPR var_86_arg_0 | var_86_arg_1 [L144] SORT_1 var_86 = var_86_arg_0 | var_86_arg_1; [L145] EXPR var_86 & mask_SORT_1 [L145] var_86 = var_86 & mask_SORT_1 [L146] SORT_1 constr_87_arg_0 = var_86; VAL [constr_87_arg_0=1, input_3=0, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=1, state_76=0, state_97=15, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L147] CALL assume_abort_if_not(constr_87_arg_0) VAL [\old(cond)=1] [L22] COND FALSE !(!cond) [L147] RET assume_abort_if_not(constr_87_arg_0) VAL [constr_87_arg_0=1, input_3=0, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=1, state_76=0, state_97=15, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L148] SORT_1 var_88_arg_0 = var_8; [L149] EXPR var_88_arg_0 & mask_SORT_1 [L149] var_88_arg_0 = var_88_arg_0 & mask_SORT_1 [L150] SORT_11 var_88 = var_88_arg_0; [L151] SORT_11 var_89_arg_0 = state_76; [L152] SORT_11 var_89_arg_1 = var_88; [L153] SORT_1 var_89 = var_89_arg_0 <= var_89_arg_1; [L154] SORT_1 var_90_arg_0 = input_4; [L155] SORT_1 var_90_arg_1 = var_89; [L156] EXPR var_90_arg_0 ^ var_90_arg_1 [L156] SORT_1 var_90 = var_90_arg_0 ^ var_90_arg_1; [L157] SORT_1 var_91_arg_0 = var_90; [L158] SORT_1 var_91 = ~var_91_arg_0; [L159] SORT_1 var_92_arg_0 = var_90; [L160] SORT_1 var_92 = ~var_92_arg_0; [L161] SORT_1 var_93_arg_0 = var_91; [L162] SORT_1 var_93_arg_1 = var_92; [L163] EXPR var_93_arg_0 | var_93_arg_1 [L163] SORT_1 var_93 = var_93_arg_0 | var_93_arg_1; [L164] EXPR var_93 & mask_SORT_1 [L164] var_93 = var_93 & mask_SORT_1 [L165] SORT_1 constr_94_arg_0 = var_93; VAL [constr_87_arg_0=1, constr_94_arg_0=1, input_3=0, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=1, state_76=0, state_97=15, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L166] CALL assume_abort_if_not(constr_94_arg_0) VAL [\old(cond)=1] [L22] COND FALSE !(!cond) [L166] RET assume_abort_if_not(constr_94_arg_0) VAL [constr_87_arg_0=1, constr_94_arg_0=1, input_3=0, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=1, state_76=0, state_97=15, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L168] SORT_72 var_74_arg_0 = var_73; [L169] EXPR var_74_arg_0 & mask_SORT_72 [L169] var_74_arg_0 = var_74_arg_0 & mask_SORT_72 [L170] SORT_11 var_74 = var_74_arg_0; [L171] SORT_11 var_78_arg_0 = var_74; [L172] SORT_11 var_78_arg_1 = state_76; [L173] SORT_1 var_78 = var_78_arg_0 < var_78_arg_1; [L174] SORT_1 var_15_arg_0 = input_3; [L175] SORT_12 var_15_arg_1 = var_14; [L176] SORT_12 var_15_arg_2 = var_13; [L177] SORT_12 var_15 = var_15_arg_0 ? var_15_arg_1 : var_15_arg_2; [L178] EXPR var_15 & mask_SORT_12 [L178] var_15 = var_15 & mask_SORT_12 [L179] SORT_12 var_16_arg_0 = var_13; [L180] SORT_12 var_16_arg_1 = var_15; [L181] EXPR ((SORT_11)var_16_arg_0 << 8) | var_16_arg_1 [L181] SORT_11 var_16 = ((SORT_11)var_16_arg_0 << 8) | var_16_arg_1; [L182] SORT_11 var_18_arg_0 = var_16; [L183] SORT_11 var_18_arg_1 = state_17; [L184] SORT_11 var_18 = var_18_arg_0 - var_18_arg_1; [L185] EXPR var_18 & mask_SORT_11 [L185] var_18 = var_18 & mask_SORT_11 [L186] SORT_11 var_19_arg_0 = var_18; [L187] SORT_1 var_19 = var_19_arg_0 >> 15; [L188] SORT_1 var_21_arg_0 = var_19; [L189] SORT_9 var_21_arg_1 = var_10; [L190] EXPR ((SORT_20)var_21_arg_0 << 31) | var_21_arg_1 [L190] SORT_20 var_21 = ((SORT_20)var_21_arg_0 << 31) | var_21_arg_1; [L191] EXPR var_21 & mask_SORT_20 [L191] var_21 = var_21 & mask_SORT_20 [L192] SORT_11 var_64_arg_0 = var_18; [L193] SORT_1 var_64 = var_64_arg_0 >> 15; [L194] SORT_11 var_61_arg_0 = var_18; [L195] SORT_1 var_61 = var_61_arg_0 >> 15; [L196] SORT_11 var_58_arg_0 = var_18; [L197] SORT_1 var_58 = var_58_arg_0 >> 15; [L198] SORT_11 var_55_arg_0 = var_18; [L199] SORT_1 var_55 = var_55_arg_0 >> 15; [L200] SORT_11 var_52_arg_0 = var_18; [L201] SORT_1 var_52 = var_52_arg_0 >> 15; [L202] SORT_11 var_49_arg_0 = var_18; [L203] SORT_1 var_49 = var_49_arg_0 >> 15; [L204] SORT_11 var_46_arg_0 = var_18; [L205] SORT_1 var_46 = var_46_arg_0 >> 15; [L206] SORT_11 var_43_arg_0 = var_18; [L207] SORT_1 var_43 = var_43_arg_0 >> 15; [L208] SORT_11 var_40_arg_0 = var_18; [L209] SORT_1 var_40 = var_40_arg_0 >> 15; [L210] SORT_11 var_37_arg_0 = var_18; [L211] SORT_1 var_37 = var_37_arg_0 >> 15; [L212] SORT_11 var_34_arg_0 = var_18; [L213] SORT_1 var_34 = var_34_arg_0 >> 15; [L214] SORT_11 var_31_arg_0 = var_18; [L215] SORT_1 var_31 = var_31_arg_0 >> 15; [L216] SORT_11 var_28_arg_0 = var_18; [L217] SORT_1 var_28 = var_28_arg_0 >> 15; [L218] SORT_11 var_25_arg_0 = var_18; [L219] SORT_1 var_25 = var_25_arg_0 >> 15; [L220] SORT_11 var_22_arg_0 = var_18; [L221] SORT_1 var_22 = var_22_arg_0 >> 15; [L222] SORT_1 var_24_arg_0 = var_22; [L223] SORT_11 var_24_arg_1 = var_18; [L224] EXPR ((SORT_23)var_24_arg_0 << 16) | var_24_arg_1 [L224] SORT_23 var_24 = ((SORT_23)var_24_arg_0 << 16) | var_24_arg_1; [L225] EXPR var_24 & mask_SORT_23 [L225] var_24 = var_24 & mask_SORT_23 [L226] SORT_1 var_27_arg_0 = var_25; [L227] SORT_23 var_27_arg_1 = var_24; [L228] EXPR ((SORT_26)var_27_arg_0 << 17) | var_27_arg_1 [L228] SORT_26 var_27 = ((SORT_26)var_27_arg_0 << 17) | var_27_arg_1; [L229] EXPR var_27 & mask_SORT_26 [L229] var_27 = var_27 & mask_SORT_26 [L230] SORT_1 var_30_arg_0 = var_28; [L231] SORT_26 var_30_arg_1 = var_27; [L232] EXPR ((SORT_29)var_30_arg_0 << 18) | var_30_arg_1 [L232] SORT_29 var_30 = ((SORT_29)var_30_arg_0 << 18) | var_30_arg_1; [L233] EXPR var_30 & mask_SORT_29 [L233] var_30 = var_30 & mask_SORT_29 [L234] SORT_1 var_33_arg_0 = var_31; [L235] SORT_29 var_33_arg_1 = var_30; [L236] EXPR ((SORT_32)var_33_arg_0 << 19) | var_33_arg_1 [L236] SORT_32 var_33 = ((SORT_32)var_33_arg_0 << 19) | var_33_arg_1; [L237] EXPR var_33 & mask_SORT_32 [L237] var_33 = var_33 & mask_SORT_32 [L238] SORT_1 var_36_arg_0 = var_34; [L239] SORT_32 var_36_arg_1 = var_33; [L240] EXPR ((SORT_35)var_36_arg_0 << 20) | var_36_arg_1 [L240] SORT_35 var_36 = ((SORT_35)var_36_arg_0 << 20) | var_36_arg_1; [L241] EXPR var_36 & mask_SORT_35 [L241] var_36 = var_36 & mask_SORT_35 [L242] SORT_1 var_39_arg_0 = var_37; [L243] SORT_35 var_39_arg_1 = var_36; [L244] EXPR ((SORT_38)var_39_arg_0 << 21) | var_39_arg_1 [L244] SORT_38 var_39 = ((SORT_38)var_39_arg_0 << 21) | var_39_arg_1; [L245] EXPR var_39 & mask_SORT_38 [L245] var_39 = var_39 & mask_SORT_38 [L246] SORT_1 var_42_arg_0 = var_40; [L247] SORT_38 var_42_arg_1 = var_39; [L248] EXPR ((SORT_41)var_42_arg_0 << 22) | var_42_arg_1 [L248] SORT_41 var_42 = ((SORT_41)var_42_arg_0 << 22) | var_42_arg_1; [L249] EXPR var_42 & mask_SORT_41 [L249] var_42 = var_42 & mask_SORT_41 [L250] SORT_1 var_45_arg_0 = var_43; [L251] SORT_41 var_45_arg_1 = var_42; [L252] EXPR ((SORT_44)var_45_arg_0 << 23) | var_45_arg_1 [L252] SORT_44 var_45 = ((SORT_44)var_45_arg_0 << 23) | var_45_arg_1; [L253] EXPR var_45 & mask_SORT_44 [L253] var_45 = var_45 & mask_SORT_44 [L254] SORT_1 var_48_arg_0 = var_46; [L255] SORT_44 var_48_arg_1 = var_45; [L256] EXPR ((SORT_47)var_48_arg_0 << 24) | var_48_arg_1 [L256] SORT_47 var_48 = ((SORT_47)var_48_arg_0 << 24) | var_48_arg_1; [L257] EXPR var_48 & mask_SORT_47 [L257] var_48 = var_48 & mask_SORT_47 [L258] SORT_1 var_51_arg_0 = var_49; [L259] SORT_47 var_51_arg_1 = var_48; [L260] EXPR ((SORT_50)var_51_arg_0 << 25) | var_51_arg_1 [L260] SORT_50 var_51 = ((SORT_50)var_51_arg_0 << 25) | var_51_arg_1; [L261] EXPR var_51 & mask_SORT_50 [L261] var_51 = var_51 & mask_SORT_50 [L262] SORT_1 var_54_arg_0 = var_52; [L263] SORT_50 var_54_arg_1 = var_51; [L264] EXPR ((SORT_53)var_54_arg_0 << 26) | var_54_arg_1 [L264] SORT_53 var_54 = ((SORT_53)var_54_arg_0 << 26) | var_54_arg_1; [L265] EXPR var_54 & mask_SORT_53 [L265] var_54 = var_54 & mask_SORT_53 [L266] SORT_1 var_57_arg_0 = var_55; [L267] SORT_53 var_57_arg_1 = var_54; [L268] EXPR ((SORT_56)var_57_arg_0 << 27) | var_57_arg_1 [L268] SORT_56 var_57 = ((SORT_56)var_57_arg_0 << 27) | var_57_arg_1; [L269] EXPR var_57 & mask_SORT_56 [L269] var_57 = var_57 & mask_SORT_56 [L270] SORT_1 var_60_arg_0 = var_58; [L271] SORT_56 var_60_arg_1 = var_57; [L272] EXPR ((SORT_59)var_60_arg_0 << 28) | var_60_arg_1 [L272] SORT_59 var_60 = ((SORT_59)var_60_arg_0 << 28) | var_60_arg_1; [L273] EXPR var_60 & mask_SORT_59 [L273] var_60 = var_60 & mask_SORT_59 [L274] SORT_1 var_63_arg_0 = var_61; [L275] SORT_59 var_63_arg_1 = var_60; [L276] EXPR ((SORT_62)var_63_arg_0 << 29) | var_63_arg_1 [L276] SORT_62 var_63 = ((SORT_62)var_63_arg_0 << 29) | var_63_arg_1; [L277] EXPR var_63 & mask_SORT_62 [L277] var_63 = var_63 & mask_SORT_62 [L278] SORT_1 var_65_arg_0 = var_64; [L279] SORT_62 var_65_arg_1 = var_63; [L280] EXPR ((SORT_9)var_65_arg_0 << 30) | var_65_arg_1 [L280] SORT_9 var_65 = ((SORT_9)var_65_arg_0 << 30) | var_65_arg_1; [L281] SORT_9 var_66_arg_0 = var_65; [L282] EXPR var_66_arg_0 & mask_SORT_9 [L282] var_66_arg_0 = var_66_arg_0 & mask_SORT_9 [L283] SORT_20 var_66 = var_66_arg_0; [L284] SORT_20 var_67_arg_0 = var_21; [L285] SORT_20 var_67_arg_1 = var_66; [L286] SORT_1 var_67 = var_67_arg_0 <= var_67_arg_1; [L287] SORT_1 var_68_arg_0 = var_67; [L288] SORT_1 var_68_arg_1 = var_8; [L289] SORT_1 var_68_arg_2 = var_7; [L290] SORT_1 var_68 = var_68_arg_0 ? var_68_arg_1 : var_68_arg_2; [L291] SORT_1 var_69_arg_0 = input_3; [L292] SORT_1 var_69_arg_1 = var_68; [L293] EXPR var_69_arg_0 ^ var_69_arg_1 [L293] SORT_1 var_69 = var_69_arg_0 ^ var_69_arg_1; [L294] SORT_1 var_70_arg_0 = var_69; [L295] SORT_1 var_70 = ~var_70_arg_0; [L296] SORT_1 var_79_arg_0 = var_78; [L297] SORT_1 var_79_arg_1 = var_70; [L298] SORT_1 var_79_arg_2 = var_8; [L299] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L300] SORT_1 var_80_arg_0 = var_79; [L301] SORT_1 var_80 = ~var_80_arg_0; [L302] SORT_1 var_81_arg_0 = var_79; [L303] SORT_1 var_81 = ~var_81_arg_0; [L304] SORT_1 var_82_arg_0 = var_80; [L305] SORT_1 var_82_arg_1 = var_81; [L306] EXPR var_82_arg_0 & var_82_arg_1 [L306] SORT_1 var_82 = var_82_arg_0 & var_82_arg_1; [L307] EXPR var_82 & mask_SORT_1 [L307] var_82 = var_82 & mask_SORT_1 [L308] SORT_1 bad_83_arg_0 = var_82; [L309] CALL __VERIFIER_assert(!(bad_83_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 535.39ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 68.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.61ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 50.3MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.86ms. Allocated memory is still 117.4MB. Free memory was 50.0MB in the beginning and 42.4MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4461.42ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 42.4MB in the beginning and 162.1MB in the end (delta: -119.7MB). Peak memory consumption was 180.2MB. Max. memory is 16.1GB. * CodeCheck took 11079.97ms. Allocated memory was 352.3MB in the beginning and 461.4MB in the end (delta: 109.1MB). Free memory was 162.1MB in the beginning and 235.0MB in the end (delta: -73.0MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * Witness Printer took 4.44ms. Allocated memory is still 461.4MB. Free memory was 232.0MB in the beginning and 231.9MB in the end (delta: 60.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 05:27:07,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/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_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/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_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/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 64bit --witnessprinter.graph.data.programhash 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:27:10,103 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:27:10,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 05:27:10,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:27:10,256 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:27:10,256 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:27:10,256 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:27:10,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:27:10,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:27:10,257 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:27:10,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:27:10,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:27:10,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:27:10,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:27:10,259 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:27:10,259 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:27:10,259 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:27:10,259 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:27:10,259 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:27:10,260 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:27:10,260 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:27:10,260 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:27:10,260 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:27:10,260 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:10,260 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:27:10,260 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:27:10,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:27:10,261 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:27:10,261 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:27:10,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:27:10,261 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:27:10,261 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:10,261 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:27:10,262 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_a32a8ca2-f5d0-4202-b802-b23537145b60/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e [2024-11-25 05:27:10,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:27:10,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:27:10,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:27:10,582 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:27:10,582 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:27:10,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c [2024-11-25 05:27:13,706 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/data/0956e7d87/478293622bfc4544b5d9961a709acef6/FLAG75e75c98b [2024-11-25 05:27:14,054 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:27:14,055 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c [2024-11-25 05:27:14,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/data/0956e7d87/478293622bfc4544b5d9961a709acef6/FLAG75e75c98b [2024-11-25 05:27:14,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/data/0956e7d87/478293622bfc4544b5d9961a709acef6 [2024-11-25 05:27:14,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:27:14,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:27:14,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:27:14,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:27:14,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:27:14,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34bbeaa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14, skipping insertion in model container [2024-11-25 05:27:14,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:27:14,345 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_a32a8ca2-f5d0-4202-b802-b23537145b60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-25 05:27:14,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:27:14,529 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:27:14,541 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_a32a8ca2-f5d0-4202-b802-b23537145b60/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-25 05:27:14,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:27:14,676 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:27:14,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14 WrapperNode [2024-11-25 05:27:14,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:27:14,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:27:14,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:27:14,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:27:14,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,760 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 426 [2024-11-25 05:27:14,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:27:14,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:27:14,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:27:14,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:27:14,769 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,779 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,779 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,799 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,809 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,812 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,817 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,827 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:27:14,830 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:27:14,830 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:27:14,830 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:27:14,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:14" (1/1) ... [2024-11-25 05:27:14,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:27:14,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:27:14,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:27:14,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:27:14,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:27:14,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:27:14,918 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 05:27:14,918 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 05:27:14,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:27:14,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:27:15,123 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:27:15,125 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:27:15,895 INFO L? ?]: Removed 178 outVars from TransFormulas that were not future-live. [2024-11-25 05:27:15,895 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:27:15,946 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:27:15,946 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:27:15,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:27:15 BoogieIcfgContainer [2024-11-25 05:27:15,946 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:27:15,947 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:27:15,947 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:27:15,957 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:27:15,957 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:27:15" (1/1) ... [2024-11-25 05:27:15,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:27:16,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:16,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-25 05:27:16,012 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-25 05:27:16,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 05:27:16,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:16,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:16,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:16,021 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:16,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:27:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:16,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:16,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-25 05:27:16,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:17,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 05:27:17,197 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 05:27:17,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 05:27:17,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:17,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-25 05:27:17,604 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-25 05:27:17,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 05:27:17,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:17,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:17,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:17,607 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:17,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 05:27:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:18,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:18,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-25 05:27:18,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:19,301 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 05:27:19,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 05:27:21,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:21,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2024-11-25 05:27:21,863 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2024-11-25 05:27:21,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 05:27:21,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:21,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:21,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:21,867 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:21,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 05:27:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:22,597 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:22,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-25 05:27:22,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:23,816 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-25 05:27:23,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 05:27:27,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:27,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 57 transitions. [2024-11-25 05:27:27,096 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-25 05:27:27,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 05:27:27,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:27,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:27,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:27,099 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:27,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 05:27:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:28,053 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:28,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-25 05:27:28,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:30,555 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-25 05:27:30,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-25 05:27:38,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:38,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 96 transitions. [2024-11-25 05:27:38,779 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2024-11-25 05:27:38,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-25 05:27:38,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:38,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:38,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:38,783 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:38,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 05:27:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:39,961 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:40,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:40,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 05:27:40,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:41,835 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-25 05:27:41,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-25 05:27:45,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:46,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 75 states and 114 transitions. [2024-11-25 05:27:46,000 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2024-11-25 05:27:46,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 05:27:46,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:46,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:46,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:46,004 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:46,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 05:27:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:47,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:48,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-25 05:27:48,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:50,763 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-25 05:27:50,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 05:27:57,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:57,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 87 states and 132 transitions. [2024-11-25 05:27:57,083 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2024-11-25 05:27:57,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-25 05:27:57,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:57,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:57,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:57,088 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:57,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a32a8ca2-f5d0-4202-b802-b23537145b60/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 05:27:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:58,967 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:59,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 1209 conjuncts, 176 conjuncts are in the unsatisfiable core [2024-11-25 05:28:00,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:29:36,936 WARN L286 SmtUtils]: Spent 1.29m on a formula simplification that was a NOOP. DAG size: 170 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:31:05,238 WARN L286 SmtUtils]: Spent 1.46m on a formula simplification that was a NOOP. DAG size: 177 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:32:35,365 WARN L286 SmtUtils]: Spent 1.48m on a formula simplification that was a NOOP. DAG size: 191 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:33:59,895 WARN L286 SmtUtils]: Spent 1.39m on a formula simplification that was a NOOP. DAG size: 192 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 05:35:25,213 WARN L286 SmtUtils]: Spent 1.40m on a formula simplification that was a NOOP. DAG size: 197 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)