./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi --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 67ddbc9a1e4c4f55e4cae1326222f0933404d1b62e1d4337e8d831f0f94214e4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:59,154 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:59,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:51:59,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:51:59,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:51:59,275 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:59,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:59,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:59,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:59,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:59,279 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:59,280 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:59,280 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:59,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:59,281 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:59,282 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:59,283 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:59,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:59,284 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:59,284 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:59,285 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:59,285 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:59,286 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:59,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:59,287 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:59,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:59,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:59,288 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:59,288 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:59,289 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:59,289 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:51:59,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:51:59,290 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:59,290 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_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67ddbc9a1e4c4f55e4cae1326222f0933404d1b62e1d4337e8d831f0f94214e4 [2023-11-24 22:51:59,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:59,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:59,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:59,722 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:59,722 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:59,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i [2023-11-24 22:52:02,781 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:03,045 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:03,045 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i [2023-11-24 22:52:03,055 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/data/4d668da56/7a40257ce3d04db3aa4f91e37aedb149/FLAGae6ee6bfd [2023-11-24 22:52:03,068 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/data/4d668da56/7a40257ce3d04db3aa4f91e37aedb149 [2023-11-24 22:52:03,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:03,072 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:03,073 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:03,073 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:03,078 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:03,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5641fa0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03, skipping insertion in model container [2023-11-24 22:52:03,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,107 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:03,254 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_a8dc5ac8-245c-402f-b575-0306d181ba12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i[915,928] [2023-11-24 22:52:03,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:03,326 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:03,337 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_a8dc5ac8-245c-402f-b575-0306d181ba12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i[915,928] [2023-11-24 22:52:03,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:03,401 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:03,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03 WrapperNode [2023-11-24 22:52:03,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:03,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:03,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:03,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:03,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,473 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2023-11-24 22:52:03,474 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:03,475 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:03,475 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:03,475 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:03,485 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,508 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:03,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:03,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:03,514 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:03,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:03" (1/1) ... [2023-11-24 22:52:03,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:03,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:03,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:03,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:52:03,615 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:52:03,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:52:03,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:03,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:03,762 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:03,764 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:04,161 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:04,347 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:04,348 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:52:04,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:04 BoogieIcfgContainer [2023-11-24 22:52:04,350 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:04,350 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:04,351 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:04,361 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:04,361 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:04" (1/1) ... [2023-11-24 22:52:04,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:52:04,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:04,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2023-11-24 22:52:04,427 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2023-11-24 22:52:04,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:52:04,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:04,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:52:04,839 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:52:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:52:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:52:05,423 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:52:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:52:05,519 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 22:52:05,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:52:05 ImpRootNode [2023-11-24 22:52:05,576 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:52:05,577 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:52:05,577 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:52:05,578 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:52:05,578 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:04" (3/4) ... [2023-11-24 22:52:05,581 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:52:05,582 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:52:05,583 INFO L158 Benchmark]: Toolchain (without parser) took 2511.05ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 134.9MB in the beginning and 154.1MB in the end (delta: -19.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-11-24 22:52:05,584 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 125.8MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:05,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.69ms. Allocated memory is still 163.6MB. Free memory was 134.9MB in the beginning and 121.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:52:05,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.23ms. Allocated memory is still 163.6MB. Free memory was 121.8MB in the beginning and 119.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:52:05,586 INFO L158 Benchmark]: Boogie Preprocessor took 38.14ms. Allocated memory is still 163.6MB. Free memory was 119.0MB in the beginning and 116.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:05,590 INFO L158 Benchmark]: RCFGBuilder took 836.17ms. Allocated memory is still 163.6MB. Free memory was 116.9MB in the beginning and 99.9MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 22:52:05,591 INFO L158 Benchmark]: CodeCheck took 1225.81ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 99.1MB in the beginning and 154.1MB in the end (delta: -55.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:05,591 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 197.1MB. Free memory is still 154.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:05,595 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, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, 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, 50 NumberOfCodeBlocks, 50 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 someBinaryDOUBLEComparisonOperation at line 77, overapproximation of shiftLeft at line 40. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 0; [L23] unsigned char var_1_2 = 0; [L24] unsigned short int var_1_3 = 1; [L25] unsigned short int var_1_4 = 19138; [L26] unsigned short int var_1_5 = 0; [L27] signed char var_1_6 = 25; [L28] signed long int var_1_7 = -50; [L29] double var_1_8 = 8.3; [L30] unsigned char var_1_9 = 128; [L31] unsigned char var_1_10 = 1; [L32] double var_1_11 = 256.2; [L81] isInitial = 1 [L82] FCALL initially() [L83] int k_loop; [L84] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L84] COND TRUE k_loop < 1 [L85] FCALL updateLastVariables() [L86] CALL updateVariables() [L53] var_1_2 = __VERIFIER_nondet_uchar() [L54] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L55] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L56] var_1_3 = __VERIFIER_nondet_ushort() [L57] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L58] CALL assume_abort_if_not(var_1_3 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_3 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L59] var_1_4 = __VERIFIER_nondet_ushort() [L60] CALL assume_abort_if_not(var_1_4 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_4 >= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L61] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L62] var_1_5 = __VERIFIER_nondet_ushort() [L63] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L64] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L65] var_1_9 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_9 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_9 >= 127) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L67] CALL assume_abort_if_not(var_1_9 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_9 <= 255) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L68] var_1_10 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L70] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=5, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L71] var_1_11 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L86] RET updateVariables() [L87] CALL step() [L36] COND TRUE \read(var_1_2) [L37] var_1_1 = ((17222 - var_1_3) + (((((29916) < (var_1_4)) ? (29916) : (var_1_4))) - var_1_5)) [L39] unsigned short int stepLocal_0 = var_1_4; [L40] EXPR var_1_5 << var_1_1 [L40] EXPR ((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1)) [L40] EXPR var_1_5 << var_1_1 [L40] EXPR ((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1)) [L40] COND FALSE !(stepLocal_0 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) [L43] var_1_7 = (var_1_5 + (var_1_1 + var_1_4)) [L45] COND TRUE (var_1_9 - ((((5) > (var_1_10)) ? (5) : (var_1_10)))) >= var_1_3 [L46] var_1_8 = var_1_11 [L48] COND FALSE !(var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) [L87] RET step() [L88] CALL, EXPR property() [L77] EXPR ((var_1_2 ? (var_1_1 == ((unsigned short int) ((17222 - var_1_3) + (((((29916) < (var_1_4)) ? (29916) : (var_1_4))) - var_1_5)))) : 1) && ((var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) ? (var_1_6 == ((signed char) 8)) : 1)) && ((var_1_4 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) ? (var_1_7 == ((signed long int) (((((var_1_5 - var_1_3)) < (var_1_4)) ? ((var_1_5 - var_1_3)) : (var_1_4))))) : (var_1_7 == ((signed long int) (var_1_5 + (var_1_1 + var_1_4))))) [L77] EXPR var_1_5 << var_1_1 [L77] EXPR ((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1)) [L77] EXPR var_1_5 << var_1_1 [L77] EXPR ((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1)) [L77] EXPR ((var_1_2 ? (var_1_1 == ((unsigned short int) ((17222 - var_1_3) + (((((29916) < (var_1_4)) ? (29916) : (var_1_4))) - var_1_5)))) : 1) && ((var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) ? (var_1_6 == ((signed char) 8)) : 1)) && ((var_1_4 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) ? (var_1_7 == ((signed long int) (((((var_1_5 - var_1_3)) < (var_1_4)) ? ((var_1_5 - var_1_3)) : (var_1_4))))) : (var_1_7 == ((signed long int) (var_1_5 + (var_1_1 + var_1_4))))) [L77-L78] return (((var_1_2 ? (var_1_1 == ((unsigned short int) ((17222 - var_1_3) + (((((29916) < (var_1_4)) ? (29916) : (var_1_4))) - var_1_5)))) : 1) && ((var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) ? (var_1_6 == ((signed char) 8)) : 1)) && ((var_1_4 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) ? (var_1_7 == ((signed long int) (((((var_1_5 - var_1_3)) < (var_1_4)) ? ((var_1_5 - var_1_3)) : (var_1_4))))) : (var_1_7 == ((signed long int) (var_1_5 + (var_1_1 + var_1_4)))))) && (((var_1_9 - ((((5) > (var_1_10)) ? (5) : (var_1_10)))) >= var_1_3) ? (var_1_8 == ((double) var_1_11)) : 1) ; [L88] RET, EXPR property() [L88] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=5, var_1_11=2, var_1_1=33605, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=49988, var_1_8=2, var_1_9=255] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=5, var_1_11=2, var_1_1=33605, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=49988, var_1_8=2, var_1_9=255] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 125.8MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.69ms. Allocated memory is still 163.6MB. Free memory was 134.9MB in the beginning and 121.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.23ms. Allocated memory is still 163.6MB. Free memory was 121.8MB in the beginning and 119.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.14ms. Allocated memory is still 163.6MB. Free memory was 119.0MB in the beginning and 116.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 836.17ms. Allocated memory is still 163.6MB. Free memory was 116.9MB in the beginning and 99.9MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1225.81ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 99.1MB in the beginning and 154.1MB in the end (delta: -55.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 197.1MB. Free memory is still 154.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:52:05,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi --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 67ddbc9a1e4c4f55e4cae1326222f0933404d1b62e1d4337e8d831f0f94214e4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:08,386 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:08,518 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:52:08,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:08,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:08,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:08,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:08,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:08,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:08,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:08,580 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:08,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:08,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:08,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:08,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:08,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:08,584 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:52:08,585 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:52:08,585 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:52:08,586 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:08,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:08,587 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:08,587 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:08,588 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:08,588 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:08,588 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:08,589 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:08,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:08,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:08,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:08,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:08,592 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:08,592 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:52:08,593 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:08,593 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:08,593 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:52:08,593 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:08,594 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_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67ddbc9a1e4c4f55e4cae1326222f0933404d1b62e1d4337e8d831f0f94214e4 [2023-11-24 22:52:08,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:09,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:09,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:09,008 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:09,009 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:09,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i [2023-11-24 22:52:12,156 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:12,473 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:12,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i [2023-11-24 22:52:12,485 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/data/fd82822b3/2709f74c46cf4bc29840a1d833d8cb17/FLAG1a5635958 [2023-11-24 22:52:12,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/data/fd82822b3/2709f74c46cf4bc29840a1d833d8cb17 [2023-11-24 22:52:12,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:12,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:12,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:12,516 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:12,521 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:12,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:12,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29238761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12, skipping insertion in model container [2023-11-24 22:52:12,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:12,562 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:12,765 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_a8dc5ac8-245c-402f-b575-0306d181ba12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i[915,928] [2023-11-24 22:52:12,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:12,871 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:12,892 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_a8dc5ac8-245c-402f-b575-0306d181ba12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i[915,928] [2023-11-24 22:52:12,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:12,965 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:12,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12 WrapperNode [2023-11-24 22:52:12,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:12,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:12,968 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:12,968 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:12,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:12,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:13,013 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 94 [2023-11-24 22:52:13,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:13,014 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:13,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:13,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:13,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:13,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:13,030 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:13,031 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:13,041 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:13,047 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:13,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:13,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:13,072 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:13,073 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:13,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:13,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:13,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:12" (1/1) ... [2023-11-24 22:52:13,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:13,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:13,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:13,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:13,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:13,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:52:13,148 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:52:13,148 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:52:13,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:13,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:13,235 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:13,238 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:13,588 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:13,785 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:13,785 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:52:13,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:13 BoogieIcfgContainer [2023-11-24 22:52:13,787 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:13,788 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:13,789 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:13,800 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:13,802 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:13" (1/1) ... [2023-11-24 22:52:13,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:52:13,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:13,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2023-11-24 22:52:13,888 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2023-11-24 22:52:13,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:52:13,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:13,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:13,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:52:13,900 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:52:13,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8dc5ac8-245c-402f-b575-0306d181ba12/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:52:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:14,422 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:52:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:14,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 22:52:14,524 INFO L285 TraceCheckSpWp]: Computing forward predicates...