./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-27.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2 --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 1e456843fdfee792acdec70f65283e9873fff45c66d78486fccbf0101dfc4a7f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:52:03,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:52:03,340 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-21 18:52:03,345 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:52:03,346 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:52:03,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:52:03,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:52:03,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:52:03,377 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:52:03,378 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:52:03,378 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:52:03,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:52:03,380 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:52:03,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:52:03,382 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:52:03,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:52:03,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:52:03,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:52:03,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:52:03,385 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:52:03,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:52:03,387 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:52:03,388 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:52:03,388 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:52:03,389 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:52:03,390 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:52:03,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:03,391 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:52:03,392 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:52:03,392 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:52:03,393 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:52:03,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:52:03,394 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:52:03,395 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_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e456843fdfee792acdec70f65283e9873fff45c66d78486fccbf0101dfc4a7f [2023-11-21 18:52:03,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:52:03,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:52:03,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:52:03,750 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:52:03,771 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:52:03,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-27.i [2023-11-21 18:52:07,430 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:52:07,701 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:52:07,702 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-27.i [2023-11-21 18:52:07,723 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/data/761129466/df8c4821df224c2a8fb98964b7439c29/FLAG2c36fc5de [2023-11-21 18:52:07,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/data/761129466/df8c4821df224c2a8fb98964b7439c29 [2023-11-21 18:52:07,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:52:07,756 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:52:07,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:07,758 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:52:07,772 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:52:07,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:07" (1/1) ... [2023-11-21 18:52:07,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@df3fa14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:07, skipping insertion in model container [2023-11-21 18:52:07,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:07" (1/1) ... [2023-11-21 18:52:07,817 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:07,996 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_afd22c88-ea84-4947-9962-961aa8e559e6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-27.i[917,930] [2023-11-21 18:52:08,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:08,110 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:52:08,127 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_afd22c88-ea84-4947-9962-961aa8e559e6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-27.i[917,930] [2023-11-21 18:52:08,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:08,204 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:52:08,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08 WrapperNode [2023-11-21 18:52:08,205 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:08,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:08,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:52:08,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:52:08,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08" (1/1) ... [2023-11-21 18:52:08,229 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08" (1/1) ... [2023-11-21 18:52:08,278 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 161 [2023-11-21 18:52:08,278 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:08,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:52:08,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:52:08,279 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:52:08,294 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08" (1/1) ... [2023-11-21 18:52:08,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08" (1/1) ... [2023-11-21 18:52:08,301 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08" (1/1) ... [2023-11-21 18:52:08,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08" (1/1) ... [2023-11-21 18:52:08,338 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08" (1/1) ... [2023-11-21 18:52:08,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08" (1/1) ... [2023-11-21 18:52:08,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08" (1/1) ... [2023-11-21 18:52:08,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08" (1/1) ... [2023-11-21 18:52:08,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:52:08,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:52:08,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:52:08,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:52:08,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:08" (1/1) ... [2023-11-21 18:52:08,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:08,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:52:08,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:52:08,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:52:08,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:52:08,500 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:52:08,500 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:52:08,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:52:08,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:52:08,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:52:08,612 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:52:08,616 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:52:09,058 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:52:09,316 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:52:09,316 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:52:09,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:09 BoogieIcfgContainer [2023-11-21 18:52:09,318 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:52:09,320 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:52:09,320 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:52:09,334 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:52:09,334 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:09" (1/1) ... [2023-11-21 18:52:09,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:52:09,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:09,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2023-11-21 18:52:09,427 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2023-11-21 18:52:09,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-21 18:52:09,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:09,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:52:10,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:52:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:52:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:52:11,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:52:11,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:52:11,859 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-21 18:52:12,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:52:12 ImpRootNode [2023-11-21 18:52:12,050 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:52:12,051 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:52:12,052 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:52:12,052 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:52:12,053 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:09" (3/4) ... [2023-11-21 18:52:12,056 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:52:12,057 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:52:12,058 INFO L158 Benchmark]: Toolchain (without parser) took 4302.28ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 77.9MB in the beginning and 100.7MB in the end (delta: -22.8MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2023-11-21 18:52:12,059 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 92.3MB. Free memory was 65.5MB in the beginning and 65.4MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:12,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.29ms. Allocated memory is still 121.6MB. Free memory was 77.6MB in the beginning and 64.0MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:52:12,061 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.48ms. Allocated memory is still 121.6MB. Free memory was 64.0MB in the beginning and 61.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:12,062 INFO L158 Benchmark]: Boogie Preprocessor took 97.25ms. Allocated memory is still 121.6MB. Free memory was 61.2MB in the beginning and 92.9MB in the end (delta: -31.6MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2023-11-21 18:52:12,062 INFO L158 Benchmark]: RCFGBuilder took 941.39ms. Allocated memory is still 121.6MB. Free memory was 92.8MB in the beginning and 52.7MB in the end (delta: 40.1MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2023-11-21 18:52:12,063 INFO L158 Benchmark]: CodeCheck took 2731.05ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 52.7MB in the beginning and 100.7MB in the end (delta: -48.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:12,064 INFO L158 Benchmark]: Witness Printer took 5.51ms. Allocated memory is still 146.8MB. Free memory is still 100.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:12,069 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, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, 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, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 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 58, overapproximation of shiftRight at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 51. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 3.9; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 31.5; [L26] float var_1_5 = 25.4; [L27] float var_1_6 = 9.5; [L28] float var_1_7 = 63.2; [L29] unsigned long int var_1_8 = 1; [L30] unsigned long int var_1_9 = 128; [L31] signed short int var_1_10 = -50; [L32] unsigned long int var_1_11 = 8; [L33] unsigned char var_1_12 = 32; [L34] float var_1_13 = 15.625; [L35] unsigned char var_1_14 = 1; [L36] unsigned char var_1_15 = 0; [L37] unsigned char var_1_16 = 1; [L38] unsigned char var_1_17 = 1; [L39] unsigned long int var_1_18 = 128; [L40] unsigned char var_1_19 = 0; [L41] unsigned char var_1_20 = 8; [L42] unsigned short int var_1_21 = 16; [L43] unsigned short int var_1_22 = 128; [L137] isInitial = 1 [L138] FCALL initially() [L139] COND TRUE 1 [L140] FCALL updateLastVariables() [L141] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L93] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L94] var_1_3 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L96] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L97] var_1_4 = __VERIFIER_nondet_float() [L98] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L99] var_1_5 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=19/2, var_1_7=316/5, var_1_8=1, var_1_9=128] [L101] var_1_6 = __VERIFIER_nondet_float() [L102] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=316/5, var_1_8=1, var_1_9=128] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=316/5, var_1_8=1, var_1_9=128] [L103] var_1_7 = __VERIFIER_nondet_float() [L104] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=128] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=128] [L105] var_1_9 = __VERIFIER_nondet_ulong() [L106] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L107] CALL assume_abort_if_not(var_1_9 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_9 <= 4294967294) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L108] var_1_11 = __VERIFIER_nondet_ulong() [L109] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L110] CALL assume_abort_if_not(var_1_11 <= 33) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_11 <= 33) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L111] var_1_13 = __VERIFIER_nondet_float() [L112] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L113] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L114] var_1_15 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L116] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L117] var_1_16 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L119] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L120] var_1_17 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L122] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=128, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L123] var_1_18 = __VERIFIER_nondet_ulong() [L124] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L125] CALL assume_abort_if_not(var_1_18 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_18 <= 4294967295) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L126] var_1_19 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L128] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=1, var_1_9=4294967290] [L141] RET updateVariables() [L142] CALL step() [L47] unsigned char stepLocal_1 = var_1_3; [L48] unsigned char stepLocal_0 = var_1_3; [L49] COND FALSE !(var_1_2 || stepLocal_1) [L56] var_1_1 = var_1_7 [L58] COND TRUE var_1_6 > (- var_1_7) [L59] COND TRUE var_1_5 == (((((var_1_6 * var_1_7)) > (var_1_1)) ? ((var_1_6 * var_1_7)) : (var_1_1))) [L60] var_1_8 = 8u [L65] EXPR 2u >> var_1_11 [L65] COND FALSE !((var_1_9 + var_1_8) > (2u >> var_1_11)) [L72] COND FALSE !(var_1_6 == (var_1_4 / var_1_13)) [L75] COND TRUE ! var_1_2 [L76] COND FALSE !(var_1_2 || var_1_3) [L79] COND TRUE ((((var_1_9) > (var_1_12)) ? (var_1_9) : (var_1_12))) >= var_1_18 [L80] var_1_14 = (var_1_2 || var_1_16) [L86] var_1_20 = var_1_11 [L87] var_1_21 = 8 [L88] var_1_22 = var_1_12 [L142] RET step() [L143] CALL, EXPR property() [L133] EXPR (((var_1_2 || var_1_3) ? ((var_1_2 || var_1_3) ? (var_1_1 == ((float) (((((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (var_1_6)) ? (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) : (var_1_6))) - var_1_7))) : (var_1_1 == ((float) 1.0000000075E8f))) : (var_1_1 == ((float) var_1_7))) && ((var_1_6 > (- var_1_7)) ? ((var_1_5 == (((((var_1_6 * var_1_7)) > (var_1_1)) ? ((var_1_6 * var_1_7)) : (var_1_1)))) ? (var_1_8 == ((unsigned long int) 8u)) : 1) : (var_1_8 == ((unsigned long int) var_1_9)))) && (((var_1_9 + var_1_8) > (2u >> var_1_11)) ? ((var_1_8 != var_1_9) ? (var_1_10 == ((signed short int) var_1_11)) : (var_1_10 == ((signed short int) 128))) : 1) [L133-L134] return ((((((((var_1_2 || var_1_3) ? ((var_1_2 || var_1_3) ? (var_1_1 == ((float) (((((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (var_1_6)) ? (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) : (var_1_6))) - var_1_7))) : (var_1_1 == ((float) 1.0000000075E8f))) : (var_1_1 == ((float) var_1_7))) && ((var_1_6 > (- var_1_7)) ? ((var_1_5 == (((((var_1_6 * var_1_7)) > (var_1_1)) ? ((var_1_6 * var_1_7)) : (var_1_1)))) ? (var_1_8 == ((unsigned long int) 8u)) : 1) : (var_1_8 == ((unsigned long int) var_1_9)))) && (((var_1_9 + var_1_8) > (2u >> var_1_11)) ? ((var_1_8 != var_1_9) ? (var_1_10 == ((signed short int) var_1_11)) : (var_1_10 == ((signed short int) 128))) : 1)) && ((var_1_6 == (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned char) var_1_11)) : 1)) && ((! var_1_2) ? ((var_1_2 || var_1_3) ? (var_1_14 == ((unsigned char) ((! (! var_1_15)) && (var_1_16 && var_1_17)))) : ((((((var_1_9) > (var_1_12)) ? (var_1_9) : (var_1_12))) >= var_1_18) ? (var_1_14 == ((unsigned char) (var_1_2 || var_1_16))) : (var_1_14 == ((unsigned char) (! var_1_19))))) : 1)) && (var_1_20 == ((unsigned char) var_1_11))) && (var_1_21 == ((unsigned short int) 8))) && (var_1_22 == ((unsigned short int) var_1_12)) ; [L143] RET, EXPR property() [L143] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=5, var_1_20=0, var_1_21=8, var_1_22=32, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=8, var_1_9=4294967290] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-50, var_1_11=0, var_1_12=32, var_1_13=6, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=5, var_1_20=0, var_1_21=8, var_1_22=32, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=8, var_1_9=4294967290] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 92.3MB. Free memory was 65.5MB in the beginning and 65.4MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.29ms. Allocated memory is still 121.6MB. Free memory was 77.6MB in the beginning and 64.0MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.48ms. Allocated memory is still 121.6MB. Free memory was 64.0MB in the beginning and 61.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.25ms. Allocated memory is still 121.6MB. Free memory was 61.2MB in the beginning and 92.9MB in the end (delta: -31.6MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * RCFGBuilder took 941.39ms. Allocated memory is still 121.6MB. Free memory was 92.8MB in the beginning and 52.7MB in the end (delta: 40.1MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * CodeCheck took 2731.05ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 52.7MB in the beginning and 100.7MB in the end (delta: -48.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.51ms. Allocated memory is still 146.8MB. Free memory is still 100.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:52:12,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/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_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2 --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 1e456843fdfee792acdec70f65283e9873fff45c66d78486fccbf0101dfc4a7f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:52:15,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:52:15,732 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-21 18:52:15,796 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:52:15,798 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:52:15,799 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:52:15,800 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:52:15,801 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:52:15,802 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:52:15,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:52:15,809 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:52:15,809 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:52:15,810 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:52:15,812 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:52:15,813 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:52:15,813 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:52:15,814 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:52:15,814 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:52:15,815 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:52:15,816 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:52:15,817 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:52:15,818 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:52:15,818 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:52:15,819 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:52:15,819 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:52:15,820 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:52:15,821 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:52:15,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:52:15,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:15,823 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:52:15,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:52:15,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:52:15,825 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:52:15,826 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:52:15,826 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:52:15,827 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:52:15,827 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:52:15,827 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_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e456843fdfee792acdec70f65283e9873fff45c66d78486fccbf0101dfc4a7f [2023-11-21 18:52:16,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:52:16,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:52:16,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:52:16,355 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:52:16,356 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:52:16,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-27.i [2023-11-21 18:52:19,828 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:52:20,161 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:52:20,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-27.i [2023-11-21 18:52:20,172 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/data/231548ab8/1aba6e0608904379b7207412a66a576e/FLAG062f0e528 [2023-11-21 18:52:20,189 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/data/231548ab8/1aba6e0608904379b7207412a66a576e [2023-11-21 18:52:20,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:52:20,193 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:52:20,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:20,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:52:20,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:52:20,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a41dc5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20, skipping insertion in model container [2023-11-21 18:52:20,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,238 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:20,432 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_afd22c88-ea84-4947-9962-961aa8e559e6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-27.i[917,930] [2023-11-21 18:52:20,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:20,582 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:52:20,600 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_afd22c88-ea84-4947-9962-961aa8e559e6/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-27.i[917,930] [2023-11-21 18:52:20,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:20,673 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:52:20,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20 WrapperNode [2023-11-21 18:52:20,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:20,676 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:20,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:52:20,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:52:20,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,769 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 148 [2023-11-21 18:52:20,771 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:20,772 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:52:20,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:52:20,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:52:20,785 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,798 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,801 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,818 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,832 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,836 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,846 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,850 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:52:20,859 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:52:20,859 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:52:20,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:52:20,860 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:20" (1/1) ... [2023-11-21 18:52:20,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:20,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:52:20,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:52:20,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:52:20,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:52:20,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:52:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:52:20,973 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:52:20,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:52:20,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:52:21,110 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:52:21,113 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:52:27,867 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:52:28,086 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:52:28,089 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:52:28,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:28 BoogieIcfgContainer [2023-11-21 18:52:28,091 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:52:28,093 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:52:28,093 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:52:28,103 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:52:28,105 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:28" (1/1) ... [2023-11-21 18:52:28,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:52:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:28,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2023-11-21 18:52:28,177 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2023-11-21 18:52:28,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-21 18:52:28,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:28,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:52:28,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:52:28,191 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:52:28,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd22c88-ea84-4947-9962-961aa8e559e6/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:52:30,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:30,483 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:52:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:35,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-21 18:52:35,825 INFO L285 TraceCheckSpWp]: Computing forward predicates...