./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d7b31703d13ddb01e2d77e44fcd8433b76663feaf751198b77497c752932cfd2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:41:45,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:41:45,476 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:41:45,480 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:41:45,481 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:41:45,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:41:45,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:41:45,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:41:45,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:41:45,506 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:41:45,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:41:45,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:41:45,507 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:41:45,508 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:41:45,508 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:41:45,509 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:41:45,509 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:41:45,510 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:41:45,510 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:41:45,511 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:41:45,511 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:41:45,512 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:41:45,512 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:41:45,513 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:41:45,513 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:41:45,514 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:41:45,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:41:45,515 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:41:45,515 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:41:45,515 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:41:45,516 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:41:45,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:41:45,517 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:41:45,517 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_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7b31703d13ddb01e2d77e44fcd8433b76663feaf751198b77497c752932cfd2 [2023-12-03 01:41:45,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:41:45,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:41:45,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:41:45,756 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:41:45,757 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:41:45,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-10.i [2023-12-03 01:41:48,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:41:48,764 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:41:48,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-10.i [2023-12-03 01:41:48,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/data/151a8a0f0/a68961a9ae3c44cbb144b16177972ce4/FLAG26b9def0e [2023-12-03 01:41:48,789 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/data/151a8a0f0/a68961a9ae3c44cbb144b16177972ce4 [2023-12-03 01:41:48,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:41:48,794 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:41:48,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:41:48,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:41:48,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:41:48,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:41:48" (1/1) ... [2023-12-03 01:41:48,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ffc7f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:48, skipping insertion in model container [2023-12-03 01:41:48,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:41:48" (1/1) ... [2023-12-03 01:41:48,830 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:41:48,962 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_2767bef2-1b5f-483b-9809-cced0caa0106/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-10.i[915,928] [2023-12-03 01:41:49,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:41:49,032 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:41:49,043 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_2767bef2-1b5f-483b-9809-cced0caa0106/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-10.i[915,928] [2023-12-03 01:41:49,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:41:49,086 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:41:49,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49 WrapperNode [2023-12-03 01:41:49,087 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:41:49,088 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:41:49,088 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:41:49,088 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:41:49,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,104 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,148 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154 [2023-12-03 01:41:49,148 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:41:49,149 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:41:49,149 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:41:49,149 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:41:49,156 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,161 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,161 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,180 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,183 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,191 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:41:49,192 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:41:49,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:41:49,193 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:41:49,193 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:41:49,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:41:49,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:41:49,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:41:49,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:41:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:41:49,260 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:41:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:41:49,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:41:49,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:41:49,333 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:41:49,335 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:41:49,672 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:41:49,931 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:41:49,932 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:41:49,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:41:49 BoogieIcfgContainer [2023-12-03 01:41:49,934 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:41:49,934 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:41:49,935 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:41:49,945 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:41:49,945 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:41:49" (1/1) ... [2023-12-03 01:41:49,954 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:41:50,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:41:50,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2023-12-03 01:41:50,014 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2023-12-03 01:41:50,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 01:41:50,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:41:50,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:41:50,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:41:50,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:41:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:41:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:41:51,988 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:41:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:41:52,098 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:41:52,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:41:52 ImpRootNode [2023-12-03 01:41:52,164 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:41:52,165 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:41:52,165 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:41:52,165 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:41:52,166 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:41:49" (3/4) ... [2023-12-03 01:41:52,168 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:41:52,169 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:41:52,171 INFO L158 Benchmark]: Toolchain (without parser) took 3376.50ms. Allocated memory was 148.9MB in the beginning and 209.7MB in the end (delta: 60.8MB). Free memory was 118.7MB in the beginning and 100.4MB in the end (delta: 18.3MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. [2023-12-03 01:41:52,171 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:41:52,172 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.97ms. Allocated memory is still 148.9MB. Free memory was 118.7MB in the beginning and 104.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:41:52,173 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.60ms. Allocated memory is still 148.9MB. Free memory was 104.5MB in the beginning and 99.9MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:41:52,173 INFO L158 Benchmark]: Boogie Preprocessor took 42.55ms. Allocated memory is still 148.9MB. Free memory was 99.9MB in the beginning and 97.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:41:52,174 INFO L158 Benchmark]: RCFGBuilder took 741.45ms. Allocated memory is still 148.9MB. Free memory was 97.8MB in the beginning and 98.8MB in the end (delta: -1.0MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2023-12-03 01:41:52,175 INFO L158 Benchmark]: CodeCheck took 2229.97ms. Allocated memory was 148.9MB in the beginning and 209.7MB in the end (delta: 60.8MB). Free memory was 98.8MB in the beginning and 100.4MB in the end (delta: -1.6MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2023-12-03 01:41:52,176 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 209.7MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:41:52,179 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, 36 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, 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, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 67 NumberOfCodeBlocks, 67 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 shiftLeft at line 54. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 4; [L23] unsigned short int var_1_4 = 58792; [L24] unsigned short int var_1_5 = 8; [L25] unsigned short int var_1_6 = 64; [L26] unsigned short int var_1_7 = 16; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 1; [L29] signed short int var_1_10 = 1000; [L30] signed short int var_1_11 = 1; [L31] signed short int var_1_12 = -25; [L32] signed short int var_1_13 = 25; [L33] unsigned short int var_1_14 = 5; [L34] unsigned short int var_1_16 = 20511; [L35] unsigned long int var_1_17 = 50; [L36] unsigned short int var_1_18 = 10; [L37] unsigned char last_1_var_1_8 = 0; [L121] isInitial = 1 [L122] FCALL initially() [L123] COND TRUE 1 [L124] CALL updateLastVariables() [L114] last_1_var_1_8 = var_1_8 [L124] RET updateLastVariables() [L125] CALL updateVariables() [L85] var_1_4 = __VERIFIER_nondet_ushort() [L86] CALL assume_abort_if_not(var_1_4 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=8, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_4 >= 49150) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=8, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L87] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=8, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=8, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L88] var_1_5 = __VERIFIER_nondet_ushort() [L89] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L90] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L91] var_1_6 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_7=16, var_1_8=0, var_1_9=1] [L93] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=16, var_1_8=0, var_1_9=1] [L94] var_1_7 = __VERIFIER_nondet_ushort() [L95] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_8=0, var_1_9=1] [L96] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L97] var_1_9 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L99] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L100] var_1_11 = __VERIFIER_nondet_short() [L101] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L102] CALL assume_abort_if_not(var_1_11 <= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_11 <= 8191) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L103] var_1_12 = __VERIFIER_nondet_short() [L104] CALL assume_abort_if_not(var_1_12 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_12 >= -16383) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L105] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L106] var_1_13 = __VERIFIER_nondet_short() [L107] CALL assume_abort_if_not(var_1_13 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=16385, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_13 >= -32767) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=16385, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L108] CALL assume_abort_if_not(var_1_13 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=16385, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_13 <= 32766) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=16385, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L109] var_1_16 = __VERIFIER_nondet_ushort() [L110] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=16385, var_1_14=5, var_1_16=16383, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=16385, var_1_14=5, var_1_16=16383, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L111] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=16385, var_1_14=5, var_1_16=16383, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=4, var_1_12=16383, var_1_13=16385, var_1_14=5, var_1_16=16383, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=1] [L125] RET updateVariables() [L126] CALL step() [L41] unsigned short int stepLocal_1 = var_1_6; [L42] unsigned char stepLocal_0 = last_1_var_1_8; [L43] COND FALSE !(last_1_var_1_8 && stepLocal_0) [L46] COND FALSE !(((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) < stepLocal_1) [L50] var_1_8 = (((var_1_7 >= var_1_5) && (var_1_4 >= var_1_1)) || var_1_9) [L51] COND TRUE \read(var_1_8) [L52] var_1_14 = (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - ((((var_1_5) > ((var_1_16 - var_1_11))) ? (var_1_5) : ((var_1_16 - var_1_11))))) [L54] EXPR var_1_16 << var_1_7 [L54] EXPR ((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)) [L54] signed long int stepLocal_4 = (((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7))); [L55] COND FALSE !(stepLocal_4 >= var_1_14) [L58] var_1_17 = (var_1_6 + var_1_5) [L60] unsigned short int stepLocal_5 = var_1_5; [L61] COND FALSE !(stepLocal_5 == var_1_16) [L68] COND TRUE \read(var_1_9) [L69] var_1_18 = 200 [L72] unsigned char stepLocal_3 = var_1_9; [L73] unsigned long int stepLocal_2 = var_1_17; [L74] COND FALSE !(stepLocal_2 < var_1_6) [L81] var_1_10 = var_1_13 [L126] RET step() [L127] CALL, EXPR property() [L117] EXPR (((((last_1_var_1_8 && last_1_var_1_8) ? (var_1_1 == ((unsigned short int) ((((((56892) < (var_1_4)) ? (56892) : (var_1_4))) - var_1_5) - ((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))))) : ((((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) < var_1_6) ? (var_1_1 == ((unsigned short int) var_1_5)) : 1)) && (var_1_8 == ((unsigned char) (((var_1_7 >= var_1_5) && (var_1_4 >= var_1_1)) || var_1_9)))) && ((var_1_17 < var_1_6) ? (((var_1_6 != var_1_5) || var_1_9) ? (var_1_10 == ((signed short int) (((10000 - var_1_11) - var_1_5) + ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))))) : (var_1_10 == ((signed short int) var_1_4))) : (var_1_10 == ((signed short int) var_1_13)))) && (var_1_8 ? (var_1_14 == ((unsigned short int) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - ((((var_1_5) > ((var_1_16 - var_1_11))) ? (var_1_5) : ((var_1_16 - var_1_11))))))) : 1)) && ((((((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)))) >= var_1_14) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) (var_1_6 + var_1_5)))) [L117] EXPR var_1_16 << var_1_7 [L117] EXPR ((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)) [L117] EXPR var_1_16 << var_1_7 [L117] EXPR ((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)) [L117] EXPR (((((last_1_var_1_8 && last_1_var_1_8) ? (var_1_1 == ((unsigned short int) ((((((56892) < (var_1_4)) ? (56892) : (var_1_4))) - var_1_5) - ((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))))) : ((((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) < var_1_6) ? (var_1_1 == ((unsigned short int) var_1_5)) : 1)) && (var_1_8 == ((unsigned char) (((var_1_7 >= var_1_5) && (var_1_4 >= var_1_1)) || var_1_9)))) && ((var_1_17 < var_1_6) ? (((var_1_6 != var_1_5) || var_1_9) ? (var_1_10 == ((signed short int) (((10000 - var_1_11) - var_1_5) + ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))))) : (var_1_10 == ((signed short int) var_1_4))) : (var_1_10 == ((signed short int) var_1_13)))) && (var_1_8 ? (var_1_14 == ((unsigned short int) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - ((((var_1_5) > ((var_1_16 - var_1_11))) ? (var_1_5) : ((var_1_16 - var_1_11))))))) : 1)) && ((((((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)))) >= var_1_14) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) (var_1_6 + var_1_5)))) [L117-L118] return ((((((last_1_var_1_8 && last_1_var_1_8) ? (var_1_1 == ((unsigned short int) ((((((56892) < (var_1_4)) ? (56892) : (var_1_4))) - var_1_5) - ((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))))) : ((((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) < var_1_6) ? (var_1_1 == ((unsigned short int) var_1_5)) : 1)) && (var_1_8 == ((unsigned char) (((var_1_7 >= var_1_5) && (var_1_4 >= var_1_1)) || var_1_9)))) && ((var_1_17 < var_1_6) ? (((var_1_6 != var_1_5) || var_1_9) ? (var_1_10 == ((signed short int) (((10000 - var_1_11) - var_1_5) + ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))))) : (var_1_10 == ((signed short int) var_1_4))) : (var_1_10 == ((signed short int) var_1_13)))) && (var_1_8 ? (var_1_14 == ((unsigned short int) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - ((((var_1_5) > ((var_1_16 - var_1_11))) ? (var_1_5) : ((var_1_16 - var_1_11))))))) : 1)) && ((((((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)))) >= var_1_14) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) (var_1_6 + var_1_5))))) && ((var_1_5 == var_1_16) ? (var_1_8 ? (var_1_18 == ((unsigned short int) (((((var_1_16 + 30393) - var_1_5) < 0 ) ? -((var_1_16 + 30393) - var_1_5) : ((var_1_16 + 30393) - var_1_5))))) : (var_1_18 == ((unsigned short int) var_1_4))) : (var_1_9 ? (var_1_18 == ((unsigned short int) 200)) : 1)) ; [L127] RET, EXPR property() [L127] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_8=0, var_1_10=16385, var_1_11=4, var_1_12=16383, var_1_13=16385, var_1_14=32771, var_1_16=16383, var_1_17=3, var_1_18=200, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_8=0, var_1_10=16385, var_1_11=4, var_1_12=16383, var_1_13=16385, var_1_14=32771, var_1_16=16383, var_1_17=3, var_1_18=200, var_1_1=4, var_1_4=49150, var_1_5=3, var_1_6=0, var_1_7=4, var_1_8=1, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.97ms. Allocated memory is still 148.9MB. Free memory was 118.7MB in the beginning and 104.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.60ms. Allocated memory is still 148.9MB. Free memory was 104.5MB in the beginning and 99.9MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.55ms. Allocated memory is still 148.9MB. Free memory was 99.9MB in the beginning and 97.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 741.45ms. Allocated memory is still 148.9MB. Free memory was 97.8MB in the beginning and 98.8MB in the end (delta: -1.0MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * CodeCheck took 2229.97ms. Allocated memory was 148.9MB in the beginning and 209.7MB in the end (delta: 60.8MB). Free memory was 98.8MB in the beginning and 100.4MB in the end (delta: -1.6MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 209.7MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:41:52,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/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_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d7b31703d13ddb01e2d77e44fcd8433b76663feaf751198b77497c752932cfd2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:41:54,152 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:41:54,234 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:41:54,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:41:54,264 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:41:54,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:41:54,265 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:41:54,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:41:54,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:41:54,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:41:54,267 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:41:54,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:41:54,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:41:54,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:41:54,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:41:54,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:41:54,270 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:41:54,271 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:41:54,271 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:41:54,272 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:41:54,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:41:54,273 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:41:54,274 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:41:54,274 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:41:54,274 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:41:54,275 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:41:54,275 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:41:54,276 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:41:54,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:41:54,277 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:41:54,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:41:54,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:41:54,278 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:41:54,279 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:41:54,279 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:41:54,279 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:41:54,279 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:41:54,280 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_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7b31703d13ddb01e2d77e44fcd8433b76663feaf751198b77497c752932cfd2 [2023-12-03 01:41:54,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:41:54,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:41:54,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:41:54,586 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:41:54,586 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:41:54,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-10.i [2023-12-03 01:41:57,480 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:41:57,721 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:41:57,721 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-10.i [2023-12-03 01:41:57,731 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/data/36f907e75/1e0e3031d125493a9cf287d7095787c3/FLAG405f9fb4e [2023-12-03 01:41:57,747 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/data/36f907e75/1e0e3031d125493a9cf287d7095787c3 [2023-12-03 01:41:57,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:41:57,750 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:41:57,751 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:41:57,752 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:41:57,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:41:57,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:41:57" (1/1) ... [2023-12-03 01:41:57,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48ad5c5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:57, skipping insertion in model container [2023-12-03 01:41:57,757 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:41:57" (1/1) ... [2023-12-03 01:41:57,785 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:41:57,911 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_2767bef2-1b5f-483b-9809-cced0caa0106/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-10.i[915,928] [2023-12-03 01:41:57,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:41:57,982 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:41:57,996 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_2767bef2-1b5f-483b-9809-cced0caa0106/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-10.i[915,928] [2023-12-03 01:41:58,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:41:58,045 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:41:58,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58 WrapperNode [2023-12-03 01:41:58,046 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:41:58,047 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:41:58,047 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:41:58,047 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:41:58,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,067 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,095 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 123 [2023-12-03 01:41:58,095 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:41:58,096 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:41:58,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:41:58,096 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:41:58,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,121 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:41:58,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:41:58,135 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:41:58,135 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:41:58,136 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:41:58,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:41:58,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:41:58,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:41:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:41:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:41:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:41:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:41:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:41:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:41:58,292 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:41:58,295 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:41:58,569 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:41:58,707 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:41:58,708 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:41:58,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:41:58 BoogieIcfgContainer [2023-12-03 01:41:58,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:41:58,710 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:41:58,710 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:41:58,720 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:41:58,720 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:41:58" (1/1) ... [2023-12-03 01:41:58,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:41:58,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:41:58,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2023-12-03 01:41:58,785 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2023-12-03 01:41:58,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 01:41:58,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:41:58,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:41:58,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:41:58,817 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:41:58,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767bef2-1b5f-483b-9809-cced0caa0106/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:41:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:41:59,033 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:41:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:41:59,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 01:41:59,137 INFO L285 TraceCheckSpWp]: Computing forward predicates...