./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9 --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 cf8b375ecaf5e7f492500087304bb604d88ab477e5c68263b7ad030500238492 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:43:47,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:43:48,001 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:43:48,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:43:48,006 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:43:48,031 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:43:48,032 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:43:48,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:43:48,034 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:43:48,034 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:43:48,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:43:48,036 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:43:48,036 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:43:48,037 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:43:48,037 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:43:48,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:43:48,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:43:48,039 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:43:48,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:43:48,040 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:43:48,040 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:43:48,041 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:43:48,042 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:43:48,042 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:43:48,043 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:43:48,043 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:43:48,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:43:48,044 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:43:48,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:43:48,045 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:43:48,046 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:43:48,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:43:48,046 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:43:48,047 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_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf8b375ecaf5e7f492500087304bb604d88ab477e5c68263b7ad030500238492 [2023-12-03 01:43:48,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:43:48,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:43:48,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:43:48,286 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:43:48,286 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:43:48,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-8.i [2023-12-03 01:43:51,086 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:43:51,250 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:43:51,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-8.i [2023-12-03 01:43:51,258 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/data/896e36ed8/4e74ff444024484db74b050fcbec55c5/FLAG5f03f3d12 [2023-12-03 01:43:51,271 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/data/896e36ed8/4e74ff444024484db74b050fcbec55c5 [2023-12-03 01:43:51,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:43:51,275 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:43:51,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:43:51,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:43:51,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:43:51,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11bc48c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51, skipping insertion in model container [2023-12-03 01:43:51,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,307 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:43:51,430 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_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-8.i[914,927] [2023-12-03 01:43:51,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:43:51,481 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:43:51,490 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_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-8.i[914,927] [2023-12-03 01:43:51,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:43:51,525 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:43:51,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51 WrapperNode [2023-12-03 01:43:51,526 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:43:51,527 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:43:51,527 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:43:51,527 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:43:51,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,573 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2023-12-03 01:43:51,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:43:51,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:43:51,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:43:51,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:43:51,584 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,587 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,587 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,594 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,598 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,600 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,602 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:43:51,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:43:51,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:43:51,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:43:51,607 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:51" (1/1) ... [2023-12-03 01:43:51,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:43:51,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:43:51,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:43:51,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:43:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:43:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:43:51,675 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:43:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:43:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:43:51,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:43:51,742 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:43:51,744 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:43:51,967 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:43:52,062 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:43:52,062 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:43:52,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:43:52 BoogieIcfgContainer [2023-12-03 01:43:52,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:43:52,065 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:43:52,065 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:43:52,072 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:43:52,072 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:43:52" (1/1) ... [2023-12-03 01:43:52,079 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:43:52,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:52,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2023-12-03 01:43:52,128 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2023-12-03 01:43:52,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 01:43:52,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:52,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:43:52,424 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:43:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:43:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:43:52,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:43:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:43:52,885 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:43:52,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:43:52 ImpRootNode [2023-12-03 01:43:52,959 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:43:52,960 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:43:52,960 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:43:52,961 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:43:52,961 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:43:52" (3/4) ... [2023-12-03 01:43:52,963 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:43:52,965 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:43:52,966 INFO L158 Benchmark]: Toolchain (without parser) took 1690.56ms. Allocated memory was 188.7MB in the beginning and 251.7MB in the end (delta: 62.9MB). Free memory was 145.9MB in the beginning and 201.1MB in the end (delta: -55.2MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-12-03 01:43:52,966 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 188.7MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:43:52,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.30ms. Allocated memory is still 188.7MB. Free memory was 145.9MB in the beginning and 133.2MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:43:52,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.94ms. Allocated memory is still 188.7MB. Free memory was 133.2MB in the beginning and 130.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:43:52,968 INFO L158 Benchmark]: Boogie Preprocessor took 31.05ms. Allocated memory is still 188.7MB. Free memory was 130.5MB in the beginning and 129.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:43:52,969 INFO L158 Benchmark]: RCFGBuilder took 458.07ms. Allocated memory is still 188.7MB. Free memory was 129.1MB in the beginning and 105.3MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 01:43:52,969 INFO L158 Benchmark]: CodeCheck took 894.65ms. Allocated memory was 188.7MB in the beginning and 251.7MB in the end (delta: 62.9MB). Free memory was 105.3MB in the beginning and 202.2MB in the end (delta: -96.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:43:52,970 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 251.7MB. Free memory was 202.2MB in the beginning and 201.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:43:52,974 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: 0.8s, 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 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 someBinaryFLOATComparisonOperation at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] signed long int var_1_8 = 64; [L28] signed char var_1_11 = 2; [L29] signed char var_1_12 = 32; [L30] signed char var_1_13 = 2; [L31] float var_1_14 = 31.325; [L32] float var_1_15 = 7.4; [L33] float var_1_16 = 7.375; [L34] unsigned short int var_1_17 = 256; [L35] unsigned short int var_1_19 = 24509; [L36] unsigned short int var_1_20 = 32; [L37] unsigned short int var_1_21 = 4; [L38] signed char last_1_var_1_11 = 2; [L101] isInitial = 1 [L102] FCALL initially() [L103] COND TRUE 1 [L104] CALL updateLastVariables() [L94] last_1_var_1_11 = var_1_11 [L104] RET updateLastVariables() [L105] CALL updateVariables() [L61] var_1_4 = __VERIFIER_nondet_uchar() [L62] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L63] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L64] var_1_5 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_6=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_6=0, var_1_7=0, var_1_8=64] [L66] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L67] var_1_6 = __VERIFIER_nondet_uchar() [L68] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=64] [L69] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L70] var_1_7 = __VERIFIER_nondet_uchar() [L71] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L72] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L73] var_1_12 = __VERIFIER_nondet_char() [L74] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L75] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L76] var_1_13 = __VERIFIER_nondet_char() [L77] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L78] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L79] var_1_15 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L81] var_1_16 = __VERIFIER_nondet_float() [L82] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L83] var_1_19 = __VERIFIER_nondet_ushort() [L84] CALL assume_abort_if_not(var_1_19 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_19 >= 16383) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L85] CALL assume_abort_if_not(var_1_19 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_19 <= 32767) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L86] var_1_20 = __VERIFIER_nondet_ushort() [L87] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L88] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L89] var_1_21 = __VERIFIER_nondet_ushort() [L90] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L91] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_21=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_21=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L105] RET updateVariables() [L106] CALL step() [L42] COND FALSE !(((((16) < 0 ) ? -(16) : (16))) < last_1_var_1_11) [L45] var_1_14 = (var_1_15 - var_1_16) [L46] COND TRUE var_1_14 <= ((var_1_15 - var_1_16) * var_1_14) [L47] var_1_17 = ((var_1_19 - var_1_20) + var_1_21) [L51] COND FALSE !(var_1_17 >= (8u * var_1_17)) [L54] var_1_1 = var_1_7 [L56] COND FALSE !(\read(var_1_5)) [L106] RET step() [L107] CALL, EXPR property() [L97-L98] return (((((var_1_17 >= (8u * var_1_17)) ? (var_1_1 == ((unsigned char) (! (var_1_4 || (var_1_5 || var_1_6))))) : (var_1_1 == ((unsigned char) var_1_7))) && (var_1_5 ? (var_1_8 == ((signed long int) (var_1_17 + var_1_11))) : 1)) && ((((((16) < 0 ) ? -(16) : (16))) < last_1_var_1_11) ? (var_1_11 == ((signed char) (var_1_12 + var_1_13))) : 1)) && (var_1_14 == ((float) (var_1_15 - var_1_16)))) && ((var_1_14 <= ((var_1_15 - var_1_16) * var_1_14)) ? (var_1_17 == ((unsigned short int) ((var_1_19 - var_1_20) + var_1_21))) : (var_1_17 == ((unsigned short int) var_1_20))) ; [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_17=65534, var_1_19=32767, var_1_1=1, var_1_20=0, var_1_21=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_17=65534, var_1_19=32767, var_1_1=1, var_1_20=0, var_1_21=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 188.7MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.30ms. Allocated memory is still 188.7MB. Free memory was 145.9MB in the beginning and 133.2MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.94ms. Allocated memory is still 188.7MB. Free memory was 133.2MB in the beginning and 130.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.05ms. Allocated memory is still 188.7MB. Free memory was 130.5MB in the beginning and 129.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 458.07ms. Allocated memory is still 188.7MB. Free memory was 129.1MB in the beginning and 105.3MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 894.65ms. Allocated memory was 188.7MB in the beginning and 251.7MB in the end (delta: 62.9MB). Free memory was 105.3MB in the beginning and 202.2MB in the end (delta: -96.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 251.7MB. Free memory was 202.2MB in the beginning and 201.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:43:52,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9 --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 cf8b375ecaf5e7f492500087304bb604d88ab477e5c68263b7ad030500238492 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:43:54,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:43:55,019 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:43:55,049 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:43:55,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:43:55,051 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:43:55,052 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:43:55,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:43:55,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:43:55,053 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:43:55,054 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:43:55,054 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:43:55,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:43:55,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:43:55,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:43:55,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:43:55,057 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:43:55,057 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:43:55,058 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:43:55,058 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:43:55,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:43:55,060 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:43:55,061 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:43:55,061 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:43:55,062 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:43:55,062 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:43:55,062 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:43:55,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:43:55,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:43:55,063 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:43:55,063 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:43:55,064 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:43:55,064 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:43:55,064 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:43:55,065 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:43:55,065 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:43:55,065 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:43:55,065 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_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf8b375ecaf5e7f492500087304bb604d88ab477e5c68263b7ad030500238492 [2023-12-03 01:43:55,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:43:55,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:43:55,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:43:55,363 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:43:55,363 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:43:55,364 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-8.i [2023-12-03 01:43:58,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:43:58,325 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:43:58,326 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-8.i [2023-12-03 01:43:58,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/data/ca5e874d7/edb71704a9d14ccdae12d9592c400c19/FLAG48c0f1207 [2023-12-03 01:43:58,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/data/ca5e874d7/edb71704a9d14ccdae12d9592c400c19 [2023-12-03 01:43:58,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:43:58,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:43:58,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:43:58,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:43:58,360 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:43:58,360 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,362 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f41fc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58, skipping insertion in model container [2023-12-03 01:43:58,362 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,389 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:43:58,541 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_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-8.i[914,927] [2023-12-03 01:43:58,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:43:58,596 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:43:58,609 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_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-8.i[914,927] [2023-12-03 01:43:58,631 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:43:58,650 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:43:58,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58 WrapperNode [2023-12-03 01:43:58,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:43:58,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:43:58,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:43:58,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:43:58,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,698 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 116 [2023-12-03 01:43:58,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:43:58,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:43:58,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:43:58,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:43:58,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,713 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,713 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,723 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,731 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,735 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:43:58,736 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:43:58,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:43:58,737 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:43:58,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:58" (1/1) ... [2023-12-03 01:43:58,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:43:58,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:43:58,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:43:58,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:43:58,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:43:58,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:43:58,805 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:43:58,805 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:43:58,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:43:58,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:43:58,891 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:43:58,893 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:44:00,979 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:44:01,071 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:44:01,072 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:44:01,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:44:01 BoogieIcfgContainer [2023-12-03 01:44:01,074 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:44:01,075 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:44:01,075 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:44:01,084 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:44:01,085 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:44:01" (1/1) ... [2023-12-03 01:44:01,094 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:44:01,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:01,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2023-12-03 01:44:01,140 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2023-12-03 01:44:01,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 01:44:01,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:01,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:44:01,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:44:01,172 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:44:01,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:44:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:01,770 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:44:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:02,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 01:44:02,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:50:17,507 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 236 proven. 42 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-03 01:50:17,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:50:19,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:50:22,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:50:22,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 74 states and 146 transitions. [2023-12-03 01:50:22,247 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 146 transitions. [2023-12-03 01:50:22,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 01:50:22,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:50:22,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:50:22,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:50:22,254 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:50:22,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:50:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:50:22,994 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:50:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:50:24,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 01:50:24,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:56:53,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 251 proven. 877 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2023-12-03 01:56:53,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:56:59,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:56:59,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 37 states and 56 transitions. [2023-12-03 01:56:59,756 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2023-12-03 01:56:59,757 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 01:56:59,757 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2023-12-03 01:56:59,764 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 01:57:00,357 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:57:00,360 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:57:00,360 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:57:00,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:57:00 ImpRootNode [2023-12-03 01:57:00,360 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:57:00,361 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:57:00,361 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:57:00,361 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:57:00,362 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:44:01" (3/4) ... [2023-12-03 01:57:00,363 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 01:57:00,366 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 01:57:00,369 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-12-03 01:57:00,370 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-12-03 01:57:00,370 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 01:57:00,370 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 01:57:00,454 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 01:57:00,455 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 01:57:00,455 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:57:00,456 INFO L158 Benchmark]: Toolchain (without parser) took 782101.67ms. Allocated memory was 98.6MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 75.7MB in the beginning and 721.9MB in the end (delta: -646.2MB). Peak memory consumption was 462.0MB. Max. memory is 16.1GB. [2023-12-03 01:57:00,456 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:57:00,457 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.61ms. Allocated memory is still 98.6MB. Free memory was 75.7MB in the beginning and 62.5MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:57:00,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.91ms. Allocated memory is still 98.6MB. Free memory was 62.5MB in the beginning and 60.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:57:00,458 INFO L158 Benchmark]: Boogie Preprocessor took 36.75ms. Allocated memory is still 98.6MB. Free memory was 60.4MB in the beginning and 58.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:57:00,458 INFO L158 Benchmark]: RCFGBuilder took 2337.56ms. Allocated memory is still 98.6MB. Free memory was 58.7MB in the beginning and 59.9MB in the end (delta: -1.3MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-12-03 01:57:00,458 INFO L158 Benchmark]: CodeCheck took 779285.93ms. Allocated memory was 98.6MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 59.9MB in the beginning and 728.1MB in the end (delta: -668.2MB). Peak memory consumption was 442.8MB. Max. memory is 16.1GB. [2023-12-03 01:57:00,459 INFO L158 Benchmark]: Witness Printer took 94.27ms. Allocated memory is still 1.2GB. Free memory was 728.1MB in the beginning and 721.9MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:57:00,460 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: 778.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 238 SdHoareTripleChecker+Valid, 11.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 86 mSDsluCounter, 204 SdHoareTripleChecker+Invalid, 11.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 154 mSDsCounter, 267 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 913 IncrementalHoareTripleChecker+Invalid, 1180 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 267 mSolverCounterUnsat, 50 mSDtfsCounter, 913 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2266 GetRequests, 2157 SyntacticMatches, 58 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 863 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 763.1s InterpolantComputationTime, 224 NumberOfCodeBlocks, 224 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 222 ConstructedInterpolants, 0 QuantifiedInterpolants, 3203 SizeOfPredicates, 56 NumberOfNonLiveVariables, 488 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 1054/1973 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.61ms. Allocated memory is still 98.6MB. Free memory was 75.7MB in the beginning and 62.5MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.91ms. Allocated memory is still 98.6MB. Free memory was 62.5MB in the beginning and 60.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.75ms. Allocated memory is still 98.6MB. Free memory was 60.4MB in the beginning and 58.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2337.56ms. Allocated memory is still 98.6MB. Free memory was 58.7MB in the beginning and 59.9MB in the end (delta: -1.3MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * CodeCheck took 779285.93ms. Allocated memory was 98.6MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 59.9MB in the beginning and 728.1MB in the end (delta: -668.2MB). Peak memory consumption was 442.8MB. Max. memory is 16.1GB. * Witness Printer took 94.27ms. Allocated memory is still 1.2GB. Free memory was 728.1MB in the beginning and 721.9MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 01:57:00,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd3a62ef-ab09-4b0b-95d8-ca1e062ff29c/bin/ukojak-verify-Qdu7aM0XO9/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 Writing output log to file Ultimate.log Result: TRUE