./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-44.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bd18df5335c166ad57722e76e66445ba6bc9802d8c865b1ba91e68124487e889 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:08,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:08,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:17:08,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:17:08,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:17:08,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:08,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:17:08,242 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:17:08,243 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:08,248 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:08,248 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:08,249 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:17:08,249 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:08,251 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:17:08,251 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:08,252 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:08,252 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:17:08,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:08,253 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:17:08,253 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:08,254 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:17:08,254 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:08,255 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:08,255 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:08,256 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:08,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:08,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:08,257 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:08,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:08,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:17:08,259 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:17:08,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:17:08,260 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:17:08,260 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd18df5335c166ad57722e76e66445ba6bc9802d8c865b1ba91e68124487e889 [2023-11-19 03:17:08,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:08,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:08,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:08,571 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:08,572 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:08,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-44.i [2023-11-19 03:17:12,035 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:12,296 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:12,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-44.i [2023-11-19 03:17:12,308 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/data/b32e261a0/87d0cf962c8b424ebf28c660eed1f87e/FLAGef33ba572 [2023-11-19 03:17:12,327 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/data/b32e261a0/87d0cf962c8b424ebf28c660eed1f87e [2023-11-19 03:17:12,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:12,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:12,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:12,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:12,341 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:12,342 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1353ace0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12, skipping insertion in model container [2023-11-19 03:17:12,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,387 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:12,609 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-44.i[915,928] [2023-11-19 03:17:12,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:12,678 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:12,693 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-44.i[915,928] [2023-11-19 03:17:12,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:12,747 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:12,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12 WrapperNode [2023-11-19 03:17:12,747 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:12,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:12,749 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:12,749 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:12,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,770 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,827 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 135 [2023-11-19 03:17:12,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:12,828 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:12,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:12,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:12,840 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,854 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,869 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:12,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:12,882 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:12,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:12,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:12" (1/1) ... [2023-11-19 03:17:12,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:12,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:12,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:12,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:17:12,988 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:17:12,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:17:12,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:12,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:13,130 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:13,133 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:13,605 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:13,910 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:13,910 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:17:13,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:13 BoogieIcfgContainer [2023-11-19 03:17:13,918 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:17:13,920 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:17:13,920 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:17:13,960 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:17:13,960 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:17:14,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:14,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2023-11-19 03:17:14,077 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2023-11-19 03:17:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:17:14,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:14,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:17:14,729 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:17:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:17:15,007 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:17:15,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:17:15 ImpRootNode [2023-11-19 03:17:15,111 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:17:15,112 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:17:15,112 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:17:15,112 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:17:15,113 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:13" (3/4) ... [2023-11-19 03:17:15,116 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:17:15,117 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:17:15,118 INFO L158 Benchmark]: Toolchain (without parser) took 2785.67ms. Allocated memory is still 157.3MB. Free memory was 112.0MB in the beginning and 94.7MB in the end (delta: 17.3MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:15,119 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 157.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:15,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.60ms. Allocated memory is still 157.3MB. Free memory was 111.5MB in the beginning and 99.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:17:15,121 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.01ms. Allocated memory is still 157.3MB. Free memory was 98.9MB in the beginning and 95.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:15,122 INFO L158 Benchmark]: Boogie Preprocessor took 51.99ms. Allocated memory is still 157.3MB. Free memory was 95.8MB in the beginning and 94.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:15,123 INFO L158 Benchmark]: RCFGBuilder took 1037.22ms. Allocated memory is still 157.3MB. Free memory was 94.1MB in the beginning and 124.9MB in the end (delta: -30.9MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2023-11-19 03:17:15,124 INFO L158 Benchmark]: CodeCheck took 1191.12ms. Allocated memory is still 157.3MB. Free memory was 124.8MB in the beginning and 94.7MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 03:17:15,124 INFO L158 Benchmark]: Witness Printer took 5.41ms. Allocated memory is still 157.3MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:15,129 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, 40 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 77 NumberOfCodeBlocks, 77 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 shiftRight at line 54. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 32; [L23] signed char var_1_5 = -1; [L24] signed char var_1_6 = 50; [L25] unsigned char var_1_7 = 50; [L26] unsigned char var_1_8 = 10; [L27] unsigned char var_1_9 = 128; [L28] unsigned char var_1_10 = 32; [L29] unsigned char var_1_11 = 0; [L30] signed char var_1_12 = 8; [L31] unsigned char var_1_13 = 1; [L32] signed char var_1_14 = 64; [L33] signed char var_1_15 = 16; [L34] signed char var_1_16 = 16; [L35] unsigned long int var_1_17 = 4; [L101] isInitial = 1 [L102] FCALL initially() [L103] int k_loop; [L104] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=50, var_1_7=50, var_1_8=10, var_1_9=128] [L104] COND TRUE k_loop < 1 [L105] FCALL updateLastVariables() [L106] CALL updateVariables() [L62] var_1_5 = __VERIFIER_nondet_char() [L63] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=50, var_1_7=50, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=50, var_1_7=50, var_1_8=10, var_1_9=128] [L64] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=50, var_1_7=50, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=50, var_1_7=50, var_1_8=10, var_1_9=128] [L65] var_1_6 = __VERIFIER_nondet_char() [L66] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=50, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=50, var_1_8=10, var_1_9=128] [L67] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=50, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=50, var_1_8=10, var_1_9=128] [L68] var_1_7 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=128] [L70] CALL assume_abort_if_not(var_1_7 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_7 <= 255) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=128] [L71] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=128] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=128] [L72] var_1_9 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_9 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_9 >= 127) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L74] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L75] var_1_10 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=3, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L77] CALL assume_abort_if_not(var_1_10 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_10 <= 64) VAL [isInitial=1, var_1_10=3, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L78] var_1_11 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L80] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=1, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L81] var_1_13 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L83] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=64, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L84] var_1_14 = __VERIFIER_nondet_char() [L85] CALL assume_abort_if_not(var_1_14 >= 62) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_14 >= 62) VAL [isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L86] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=16, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L87] var_1_15 = __VERIFIER_nondet_char() [L88] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=126, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=126, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L89] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=126, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=126, var_1_16=16, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L90] var_1_16 = __VERIFIER_nondet_char() [L91] CALL assume_abort_if_not(var_1_16 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=126, var_1_16=-127, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_16 >= -127) VAL [isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=126, var_1_16=-127, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L92] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=126, var_1_16=-127, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, var_1_10=3, var_1_11=63, var_1_12=8, var_1_13=0, var_1_14=75, var_1_15=126, var_1_16=-127, var_1_17=4, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=10, var_1_9=127] [L106] RET updateVariables() [L107] CALL step() [L39] var_1_8 = (var_1_9 - (var_1_10 + var_1_11)) [L40] COND TRUE ! var_1_13 [L41] var_1_12 = ((((((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) > (var_1_16)) ? (((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) : (var_1_16))) [L45] signed long int stepLocal_1 = var_1_5 - var_1_6; [L46] signed char stepLocal_0 = var_1_5; [L47] COND TRUE var_1_12 > stepLocal_1 [L48] COND FALSE !((var_1_8 / var_1_7) <= stepLocal_0) [L54] EXPR var_1_1 >> var_1_11 [L54] signed long int stepLocal_2 = var_1_1 >> var_1_11; [L55] COND FALSE !(stepLocal_2 != ((var_1_1 * var_1_8) / ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))))) [L58] var_1_17 = var_1_7 [L107] RET step() [L108] CALL, EXPR property() [L97] EXPR ((((var_1_12 > (var_1_5 - var_1_6)) ? (((var_1_8 / var_1_7) <= var_1_5) ? (var_1_1 == ((signed long int) var_1_12)) : 1) : (var_1_1 == ((signed long int) var_1_7))) && (var_1_8 == ((unsigned char) (var_1_9 - (var_1_10 + var_1_11))))) && ((! var_1_13) ? (var_1_12 == ((signed char) ((((((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) > (var_1_16)) ? (((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) : (var_1_16))))) : (var_1_12 == ((signed char) 2)))) && (((var_1_1 >> var_1_11) != ((var_1_1 * var_1_8) / ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))))) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) var_1_7))) [L97] EXPR var_1_1 >> var_1_11 [L97] EXPR ((((var_1_12 > (var_1_5 - var_1_6)) ? (((var_1_8 / var_1_7) <= var_1_5) ? (var_1_1 == ((signed long int) var_1_12)) : 1) : (var_1_1 == ((signed long int) var_1_7))) && (var_1_8 == ((unsigned char) (var_1_9 - (var_1_10 + var_1_11))))) && ((! var_1_13) ? (var_1_12 == ((signed char) ((((((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) > (var_1_16)) ? (((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) : (var_1_16))))) : (var_1_12 == ((signed char) 2)))) && (((var_1_1 >> var_1_11) != ((var_1_1 * var_1_8) / ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))))) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) var_1_7))) [L97-L98] return ((((var_1_12 > (var_1_5 - var_1_6)) ? (((var_1_8 / var_1_7) <= var_1_5) ? (var_1_1 == ((signed long int) var_1_12)) : 1) : (var_1_1 == ((signed long int) var_1_7))) && (var_1_8 == ((unsigned char) (var_1_9 - (var_1_10 + var_1_11))))) && ((! var_1_13) ? (var_1_12 == ((signed char) ((((((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) > (var_1_16)) ? (((var_1_14 - var_1_11) - ((((var_1_10) > (var_1_15)) ? (var_1_10) : (var_1_15))))) : (var_1_16))))) : (var_1_12 == ((signed char) 2)))) && (((var_1_1 >> var_1_11) != ((var_1_1 * var_1_8) / ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))))) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) var_1_7))) ; [L108] RET, EXPR property() [L108] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=-114, var_1_13=0, var_1_14=75, var_1_15=126, var_1_16=-127, var_1_17=64, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=61, var_1_9=127] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=3, var_1_11=63, var_1_12=-114, var_1_13=0, var_1_14=75, var_1_15=126, var_1_16=-127, var_1_17=64, var_1_1=32, var_1_5=-1, var_1_6=127, var_1_7=64, var_1_8=61, var_1_9=127] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 157.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.60ms. Allocated memory is still 157.3MB. Free memory was 111.5MB in the beginning and 99.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.01ms. Allocated memory is still 157.3MB. Free memory was 98.9MB in the beginning and 95.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.99ms. Allocated memory is still 157.3MB. Free memory was 95.8MB in the beginning and 94.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1037.22ms. Allocated memory is still 157.3MB. Free memory was 94.1MB in the beginning and 124.9MB in the end (delta: -30.9MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. * CodeCheck took 1191.12ms. Allocated memory is still 157.3MB. Free memory was 124.8MB in the beginning and 94.7MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 5.41ms. Allocated memory is still 157.3MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:17:15,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bd18df5335c166ad57722e76e66445ba6bc9802d8c865b1ba91e68124487e889 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:18,236 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:18,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:17:18,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:18,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:17:18,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:17:18,467 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:18,468 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:18,469 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:18,478 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:17:18,478 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:18,479 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:18,479 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:18,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:17:18,482 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:18,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:17:18,483 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:17:18,484 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:17:18,484 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:17:18,485 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:18,485 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:17:18,486 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:18,486 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:18,487 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:18,487 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:18,488 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:17:18,488 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:17:18,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:18,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:18,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:18,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:18,491 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:17:18,491 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:17:18,491 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:17:18,491 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:17:18,492 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:17:18,492 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:17:18,492 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd18df5335c166ad57722e76e66445ba6bc9802d8c865b1ba91e68124487e889 [2023-11-19 03:17:18,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:18,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:19,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:19,003 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:19,004 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:19,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-44.i [2023-11-19 03:17:22,292 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:22,611 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:22,611 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-44.i [2023-11-19 03:17:22,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/data/b2df82e2e/c9c2badb6a404a45843d4fe0c4aa41bd/FLAGb23fe066a [2023-11-19 03:17:22,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/data/b2df82e2e/c9c2badb6a404a45843d4fe0c4aa41bd [2023-11-19 03:17:22,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:22,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:22,656 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:22,657 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:22,662 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:22,663 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@617faaa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22, skipping insertion in model container [2023-11-19 03:17:22,665 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,717 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:22,956 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-44.i[915,928] [2023-11-19 03:17:23,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:23,084 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:23,107 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-44.i[915,928] [2023-11-19 03:17:23,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:23,169 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:23,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23 WrapperNode [2023-11-19 03:17:23,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:23,171 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:23,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:23,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:23,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23" (1/1) ... [2023-11-19 03:17:23,195 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23" (1/1) ... [2023-11-19 03:17:23,240 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2023-11-19 03:17:23,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:23,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:23,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:23,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:23,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23" (1/1) ... [2023-11-19 03:17:23,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23" (1/1) ... [2023-11-19 03:17:23,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23" (1/1) ... [2023-11-19 03:17:23,335 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23" (1/1) ... [2023-11-19 03:17:23,345 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23" (1/1) ... [2023-11-19 03:17:23,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23" (1/1) ... [2023-11-19 03:17:23,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23" (1/1) ... [2023-11-19 03:17:23,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23" (1/1) ... [2023-11-19 03:17:23,360 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:23,361 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:23,362 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:23,362 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:23,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:23" (1/1) ... [2023-11-19 03:17:23,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:23,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:23,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:23,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:23,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:17:23,516 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:17:23,516 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:17:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:23,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:23,660 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:23,663 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:24,156 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:24,302 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:24,302 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:17:24,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:24 BoogieIcfgContainer [2023-11-19 03:17:24,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:17:24,339 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:17:24,339 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:17:24,352 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:17:24,355 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:24" (1/1) ... [2023-11-19 03:17:24,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:17:24,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:24,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2023-11-19 03:17:24,457 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2023-11-19 03:17:24,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:17:24,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:24,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:17:24,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:17:24,475 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:17:24,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba279dd7-2c05-4e48-9409-9c5def86cee5/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:17:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:24,939 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:17:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:25,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:17:25,117 INFO L285 TraceCheckSpWp]: Computing forward predicates...