./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-73.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_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b --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 2d76b174fceab1b4f0b7c723c11189a89dfae9fb8b439d670404c7bcb817a6a0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:15:14,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:15:14,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:15:14,878 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:15:14,878 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:15:14,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:15:14,900 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:15:14,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:15:14,900 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:15:14,900 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:15:14,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:15:14,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:15:14,901 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:15:14,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:15:14,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:15:14,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:15:14,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:15:14,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:15:14,901 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:15:14,901 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:15:14,902 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:15:14,902 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:15:14,902 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:15:14,902 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:15:14,902 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:15:14,902 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:15:14,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:15:14,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:15:14,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:15:14,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:15:14,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:15:14,903 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:15:14,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:15:14,903 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_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b 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 -> 2d76b174fceab1b4f0b7c723c11189a89dfae9fb8b439d670404c7bcb817a6a0 [2024-12-06 06:15:15,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:15:15,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:15:15,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:15:15,135 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:15:15,135 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:15:15,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-73.i [2024-12-06 06:15:17,801 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/data/b61818a63/cae728a23f2540c78df8226f0dfcfc80/FLAGeb318405e [2024-12-06 06:15:18,038 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:15:18,039 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-73.i [2024-12-06 06:15:18,049 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/data/b61818a63/cae728a23f2540c78df8226f0dfcfc80/FLAGeb318405e [2024-12-06 06:15:18,064 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/data/b61818a63/cae728a23f2540c78df8226f0dfcfc80 [2024-12-06 06:15:18,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:15:18,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:15:18,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:15:18,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:15:18,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:15:18,075 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73794b48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18, skipping insertion in model container [2024-12-06 06:15:18,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,092 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:15:18,258 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_62385be6-e9cb-4216-a1bc-4fa0b9783e58/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-73.i[915,928] [2024-12-06 06:15:18,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:15:18,316 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:15:18,329 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_62385be6-e9cb-4216-a1bc-4fa0b9783e58/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-73.i[915,928] [2024-12-06 06:15:18,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:15:18,368 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:15:18,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18 WrapperNode [2024-12-06 06:15:18,369 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:15:18,370 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:15:18,370 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:15:18,370 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:15:18,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,386 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,414 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 85 [2024-12-06 06:15:18,414 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:15:18,415 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:15:18,415 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:15:18,415 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:15:18,425 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,427 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,428 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,434 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,435 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,439 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,442 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,443 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,446 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:15:18,447 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:15:18,447 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:15:18,447 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:15:18,448 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:15:18,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:15:18,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:15:18,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:15:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:15:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 06:15:18,519 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 06:15:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:15:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:15:18,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:15:18,590 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:15:18,592 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:15:18,801 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 06:15:18,801 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:15:18,921 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:15:18,921 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:15:18,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:15:18 BoogieIcfgContainer [2024-12-06 06:15:18,922 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:15:18,923 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:15:18,923 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:15:18,933 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:15:18,933 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:15:18" (1/1) ... [2024-12-06 06:15:18,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:15:18,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:15:18,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-06 06:15:18,999 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 06:15:19,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 06:15:19,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:15:19,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:15:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:15:19,171 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:15:19,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:15:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:15:19,328 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:15:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:15:19,392 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 06:15:19,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 06:15:19 ImpRootNode [2024-12-06 06:15:19,442 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 06:15:19,443 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 06:15:19,443 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 06:15:19,443 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 06:15:19,444 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:15:18" (3/4) ... [2024-12-06 06:15:19,447 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 06:15:19,447 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 06:15:19,449 INFO L158 Benchmark]: Toolchain (without parser) took 1380.58ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 112.4MB in the end (delta: 5.2MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-12-06 06:15:19,449 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:15:19,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.91ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 104.9MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:15:19,450 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.72ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 102.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:15:19,450 INFO L158 Benchmark]: Boogie Preprocessor took 31.01ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 101.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:15:19,450 INFO L158 Benchmark]: RCFGBuilder took 474.98ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 79.0MB in the end (delta: 22.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 06:15:19,451 INFO L158 Benchmark]: CodeCheck took 519.82ms. Allocated memory is still 142.6MB. Free memory was 79.0MB in the beginning and 113.2MB in the end (delta: -34.2MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-12-06 06:15:19,451 INFO L158 Benchmark]: Witness Printer took 4.46ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 112.4MB in the end (delta: 772.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:15:19,453 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, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 36 NumberOfCodeBlocks, 36 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: 19]: 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 someUnaryDOUBLEoperation at line 24, overapproximation of someBinaryDOUBLEComparisonOperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 65. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.5; [L23] unsigned char var_1_6 = 1; [L24] double var_1_7 = -0.41; [L25] unsigned char var_1_8 = 25; [L26] unsigned char var_1_9 = 100; [L27] unsigned char var_1_10 = 1; [L28] unsigned char var_1_12 = 10; [L29] signed short int var_1_13 = -64; [L30] signed long int var_1_14 = 10; [L31] signed short int var_1_15 = -1; [L32] unsigned char last_1_var_1_8 = 25; [L33] signed long int last_1_var_1_14 = 10; [L85] isInitial = 1 [L86] FCALL initially() [L88] CALL updateLastVariables() [L77] last_1_var_1_8 = var_1_8 [L78] last_1_var_1_14 = var_1_14 [L88] RET updateLastVariables() [L89] CALL updateVariables() [L61] var_1_6 = __VERIFIER_nondet_uchar() [L62] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_8=25, var_1_9=100] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_8=25, var_1_9=100] [L63] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=100] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=100] [L64] var_1_7 = __VERIFIER_nondet_double() [L65] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=100] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=100] [L66] var_1_9 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25] [L68] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=8] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=1, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=8] [L69] var_1_10 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=8] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=8] [L71] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=4, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=8] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=4, var_1_12=10, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=8] [L72] var_1_12 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=4, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=8] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=4, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=8] [L74] CALL assume_abort_if_not(var_1_12 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=4, var_1_12=25, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=8] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_12 <= 254) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=4, var_1_12=25, var_1_13=-64, var_1_14=10, var_1_15=-1, var_1_1=11/2, var_1_6=0, var_1_8=25, var_1_9=8] [L89] RET updateVariables() [L90] CALL step() [L37] signed long int stepLocal_0 = (((last_1_var_1_8) > ((last_1_var_1_14 + last_1_var_1_14))) ? (last_1_var_1_8) : ((last_1_var_1_14 + last_1_var_1_14))); [L38] COND TRUE last_1_var_1_14 <= stepLocal_0 [L39] COND TRUE ! var_1_6 [L40] var_1_1 = var_1_7 [L45] COND FALSE !(\read(var_1_6)) [L48] COND FALSE !(var_1_1 < (var_1_1 + var_1_7)) [L52] COND TRUE (9.99999999999995E13f + var_1_1) >= var_1_1 [L53] var_1_13 = (-4 + var_1_10) [L57] var_1_15 = var_1_12 [L58] var_1_14 = var_1_15 [L90] RET step() [L91] CALL, EXPR property() [L81-L82] return (((((last_1_var_1_14 <= ((((last_1_var_1_8) > ((last_1_var_1_14 + last_1_var_1_14))) ? (last_1_var_1_8) : ((last_1_var_1_14 + last_1_var_1_14))))) ? ((! var_1_6) ? (var_1_1 == ((double) var_1_7)) : (var_1_1 == ((double) var_1_7))) : 1) && (var_1_6 ? (var_1_8 == ((unsigned char) ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))))) : ((var_1_1 < (var_1_1 + var_1_7)) ? (var_1_8 == ((unsigned char) var_1_12)) : 1))) && (((9.99999999999995E13f + var_1_1) >= var_1_1) ? (var_1_13 == ((signed short int) (-4 + var_1_10))) : (var_1_13 == ((signed short int) (((((var_1_9) < (8)) ? (var_1_9) : (8))) - 32))))) && (var_1_14 == ((signed long int) var_1_15))) && (var_1_15 == ((signed short int) var_1_12)) ; [L91] RET, EXPR property() [L91] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=4, var_1_12=25, var_1_13=0, var_1_14=25, var_1_15=25, var_1_1=2, var_1_6=0, var_1_7=2, var_1_8=25, var_1_9=8] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=10, last_1_var_1_8=25, var_1_10=4, var_1_12=25, var_1_13=0, var_1_14=25, var_1_15=25, var_1_1=2, var_1_6=0, var_1_7=2, var_1_8=25, var_1_9=8] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.91ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 104.9MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.72ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 102.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.01ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 101.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 474.98ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 79.0MB in the end (delta: 22.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 519.82ms. Allocated memory is still 142.6MB. Free memory was 79.0MB in the beginning and 113.2MB in the end (delta: -34.2MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * Witness Printer took 4.46ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 112.4MB in the end (delta: 772.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 06:15:19,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/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_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b --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 2d76b174fceab1b4f0b7c723c11189a89dfae9fb8b439d670404c7bcb817a6a0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:15:21,381 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:15:21,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 06:15:21,490 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:15:21,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:15:21,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:15:21,491 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:15:21,491 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:15:21,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:15:21,491 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:15:21,491 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:15:21,492 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:15:21,492 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:15:21,492 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:15:21,492 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:15:21,492 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:15:21,492 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:15:21,492 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:15:21,492 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:15:21,492 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:15:21,492 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:15:21,493 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:15:21,493 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:15:21,493 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:15:21,493 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:15:21,493 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:15:21,493 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:15:21,493 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:15:21,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:15:21,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:15:21,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:15:21,494 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:15:21,494 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:15:21,494 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:15:21,494 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:15:21,494 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:15:21,494 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_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b 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 -> 2d76b174fceab1b4f0b7c723c11189a89dfae9fb8b439d670404c7bcb817a6a0 [2024-12-06 06:15:21,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:15:21,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:15:21,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:15:21,724 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:15:21,724 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:15:21,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-73.i [2024-12-06 06:15:24,372 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/data/9baeac0d5/d8e5d2db27f4465085b513083ee95502/FLAG6c264c447 [2024-12-06 06:15:24,579 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:15:24,580 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-73.i [2024-12-06 06:15:24,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/data/9baeac0d5/d8e5d2db27f4465085b513083ee95502/FLAG6c264c447 [2024-12-06 06:15:24,933 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/data/9baeac0d5/d8e5d2db27f4465085b513083ee95502 [2024-12-06 06:15:24,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:15:24,935 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:15:24,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:15:24,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:15:24,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:15:24,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:15:24" (1/1) ... [2024-12-06 06:15:24,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5694c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:24, skipping insertion in model container [2024-12-06 06:15:24,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:15:24" (1/1) ... [2024-12-06 06:15:24,952 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:15:25,073 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_62385be6-e9cb-4216-a1bc-4fa0b9783e58/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-73.i[915,928] [2024-12-06 06:15:25,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:15:25,125 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:15:25,136 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_62385be6-e9cb-4216-a1bc-4fa0b9783e58/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-73.i[915,928] [2024-12-06 06:15:25,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:15:25,166 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:15:25,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25 WrapperNode [2024-12-06 06:15:25,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:15:25,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:15:25,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:15:25,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:15:25,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,179 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,194 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 85 [2024-12-06 06:15:25,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:15:25,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:15:25,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:15:25,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:15:25,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,208 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,214 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:15:25,215 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:15:25,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:15:25,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:15:25,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:15:25" (1/1) ... [2024-12-06 06:15:25,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:15:25,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:15:25,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:15:25,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:15:25,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:15:25,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:15:25,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 06:15:25,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 06:15:25,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:15:25,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:15:25,350 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:15:25,352 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:15:27,046 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 06:15:27,046 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:15:27,165 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:15:27,166 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:15:27,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:15:27 BoogieIcfgContainer [2024-12-06 06:15:27,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:15:27,167 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:15:27,167 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:15:27,179 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:15:27,179 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:15:27" (1/1) ... [2024-12-06 06:15:27,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:15:27,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:15:27,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-06 06:15:27,245 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 06:15:27,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 06:15:27,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:15:27,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:15:27,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:15:27,254 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:15:27,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:15:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:15:27,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:15:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:15:29,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 06:15:29,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:16:55,379 WARN L286 SmtUtils]: Spent 8.60s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:17:15,036 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-06 06:17:15,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:17:17,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:17:18,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:18,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 40 states and 70 transitions. [2024-12-06 06:17:18,723 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 70 transitions. [2024-12-06 06:17:18,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 06:17:18,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:18,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:17:18,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:17:18,727 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:17:18,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62385be6-e9cb-4216-a1bc-4fa0b9783e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:17:19,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:19,299 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:17:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:21,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 06:17:21,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:20:06,888 WARN L286 SmtUtils]: Spent 7.37s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:27:06,811 WARN L286 SmtUtils]: Spent 6.53s on a formula simplification. DAG size of input: 6 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:27:28,203 WARN L286 SmtUtils]: Spent 7.91s on a formula simplification. DAG size of input: 10 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:27:44,538 WARN L286 SmtUtils]: Spent 5.58s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:29:44,768 WARN L286 SmtUtils]: Spent 6.30s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:29:54,854 WARN L286 SmtUtils]: Spent 5.03s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:30:00,303 WARN L286 SmtUtils]: Spent 5.41s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:30:10,752 WARN L286 SmtUtils]: Spent 5.48s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:30:21,001 WARN L286 SmtUtils]: Spent 5.39s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)