./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-49.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_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/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_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/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_6f02b086-c372-4249-80a1-8e25fd274397/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 516e41cc6fd3eaeda77d9f94b26b6793ff0b98fef7bf47af60e7f09fa6995d00 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:30:00,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:30:00,754 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:30:00,760 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:30:00,760 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:30:00,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:30:00,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:30:00,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:30:00,786 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:30:00,786 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:30:00,787 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:30:00,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:30:00,788 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:30:00,788 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:30:00,789 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:30:00,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:30:00,790 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:30:00,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:30:00,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:30:00,791 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:30:00,792 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:30:00,793 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:30:00,793 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:30:00,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:30:00,794 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:30:00,794 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:30:00,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:30:00,795 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:30:00,796 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:30:00,796 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:30:00,797 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:30:00,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:30:00,797 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:30:00,798 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_6f02b086-c372-4249-80a1-8e25fd274397/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 516e41cc6fd3eaeda77d9f94b26b6793ff0b98fef7bf47af60e7f09fa6995d00 [2023-12-03 04:30:01,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:30:01,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:30:01,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:30:01,041 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:30:01,041 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:30:01,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-49.i [2023-12-03 04:30:03,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:30:03,951 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:30:03,951 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-49.i [2023-12-03 04:30:03,959 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/data/c0948e127/9d3c45cf398148ccb56493aeeee07fa9/FLAG51849d8e9 [2023-12-03 04:30:04,336 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/data/c0948e127/9d3c45cf398148ccb56493aeeee07fa9 [2023-12-03 04:30:04,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:30:04,340 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:30:04,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:30:04,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:30:04,344 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:30:04,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,346 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f54d64f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04, skipping insertion in model container [2023-12-03 04:30:04,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,370 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:30:04,494 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_6f02b086-c372-4249-80a1-8e25fd274397/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-49.i[915,928] [2023-12-03 04:30:04,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:30:04,554 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:30:04,564 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_6f02b086-c372-4249-80a1-8e25fd274397/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-49.i[915,928] [2023-12-03 04:30:04,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:30:04,607 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:30:04,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04 WrapperNode [2023-12-03 04:30:04,607 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:30:04,608 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:30:04,608 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:30:04,608 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:30:04,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,662 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2023-12-03 04:30:04,662 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:30:04,663 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:30:04,663 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:30:04,663 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:30:04,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,677 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,689 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,695 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,702 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:30:04,703 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:30:04,703 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:30:04,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:30:04,704 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:04" (1/1) ... [2023-12-03 04:30:04,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:30:04,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:30:04,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:30:04,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:30:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:30:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:30:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:30:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:30:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:30:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:30:04,852 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:30:04,855 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:30:05,105 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:30:05,216 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:30:05,216 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:30:05,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:30:05 BoogieIcfgContainer [2023-12-03 04:30:05,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:30:05,219 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:30:05,219 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:30:05,229 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:30:05,230 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:30:05" (1/1) ... [2023-12-03 04:30:05,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:30:05,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:05,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2023-12-03 04:30:05,291 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2023-12-03 04:30:05,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 04:30:05,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:05,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:30:05,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:30:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:30:05,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:30:05,831 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:30:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:30:05,913 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 04:30:05,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:30:05 ImpRootNode [2023-12-03 04:30:05,973 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:30:05,974 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:30:05,974 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:30:05,975 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:30:05,975 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:30:05" (3/4) ... [2023-12-03 04:30:05,978 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:30:05,979 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:30:05,981 INFO L158 Benchmark]: Toolchain (without parser) took 1640.39ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 112.9MB in the beginning and 130.7MB in the end (delta: -17.8MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-12-03 04:30:05,981 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 155.2MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:30:05,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.03ms. Allocated memory is still 155.2MB. Free memory was 112.9MB in the beginning and 99.8MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 04:30:05,982 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.21ms. Allocated memory is still 155.2MB. Free memory was 99.8MB in the beginning and 95.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:30:05,983 INFO L158 Benchmark]: Boogie Preprocessor took 39.65ms. Allocated memory is still 155.2MB. Free memory was 95.6MB in the beginning and 93.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:30:05,984 INFO L158 Benchmark]: RCFGBuilder took 514.67ms. Allocated memory is still 155.2MB. Free memory was 93.5MB in the beginning and 63.1MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 04:30:05,985 INFO L158 Benchmark]: CodeCheck took 754.77ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 63.1MB in the beginning and 130.7MB in the end (delta: -67.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:30:05,985 INFO L158 Benchmark]: Witness Printer took 5.22ms. Allocated memory is still 195.0MB. Free memory is still 130.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:30:05,988 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, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 41, overapproximation of shiftRight at line 55. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 4; [L23] float var_1_2 = 1000000000000000.4; [L24] float var_1_3 = 1000.2; [L25] unsigned short int var_1_4 = 256; [L26] unsigned short int var_1_5 = 4; [L27] unsigned short int var_1_6 = 10; [L28] signed short int var_1_8 = 128; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_11 = 0; [L31] unsigned char var_1_12 = 0; [L32] unsigned char var_1_13 = 1; [L33] unsigned char var_1_14 = 0; [L34] signed char var_1_15 = -1; [L35] signed char var_1_16 = 0; [L95] isInitial = 1 [L96] FCALL initially() [L97] COND TRUE 1 [L98] FCALL updateLastVariables() [L99] CALL updateVariables() [L62] var_1_2 = __VERIFIER_nondet_float() [L63] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_3=5001/5, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_3=5001/5, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128] [L64] var_1_3 = __VERIFIER_nondet_float() [L65] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=256, var_1_5=4, var_1_6=10, var_1_8=128] [L66] var_1_4 = __VERIFIER_nondet_ushort() [L67] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_5=4, var_1_6=10, var_1_8=128] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_5=4, var_1_6=10, var_1_8=128] [L68] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=4, var_1_6=10, var_1_8=128] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=4, var_1_6=10, var_1_8=128] [L69] var_1_5 = __VERIFIER_nondet_ushort() [L70] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_6=10, var_1_8=128] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_6=10, var_1_8=128] [L71] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=10, var_1_8=128] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=10, var_1_8=128] [L72] var_1_6 = __VERIFIER_nondet_ushort() [L73] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_8=128] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_8=128] [L74] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L75] var_1_11 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L77] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L78] var_1_12 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L80] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L81] var_1_14 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L83] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=-1, var_1_16=0, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L84] var_1_16 = __VERIFIER_nondet_char() [L85] CALL assume_abort_if_not(var_1_16 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=-1, var_1_16=126, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_16 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=-1, var_1_16=126, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L86] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=-1, var_1_16=126, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=-1, var_1_16=126, var_1_1=4, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=128] [L99] RET updateVariables() [L100] CALL step() [L39] var_1_13 = var_1_14 [L40] var_1_15 = var_1_16 [L41] COND FALSE !(var_1_2 >= 64.5f) [L52] var_1_1 = 50 [L54] var_1_8 = ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) [L55] EXPR 50 >> var_1_4 [L55] COND TRUE (50 >> var_1_4) <= var_1_8 [L56] var_1_10 = ((! (! var_1_11)) || var_1_12) [L100] RET step() [L101] CALL, EXPR property() [L91] EXPR (((var_1_2 >= 64.5f) ? ((var_1_2 >= var_1_3) ? (var_1_1 == ((unsigned short int) (((((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) < 0 ) ? -((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) : ((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))))))) : (var_1_13 ? (var_1_1 == ((unsigned short int) var_1_5)) : (var_1_1 == ((unsigned short int) var_1_6)))) : (var_1_1 == ((unsigned short int) 50))) && (var_1_8 == ((signed short int) ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))))) && (((50 >> var_1_4) <= var_1_8) ? (var_1_10 == ((unsigned char) ((! (! var_1_11)) || var_1_12))) : (var_1_10 == ((unsigned char) (! var_1_11)))) [L91-L92] return (((((var_1_2 >= 64.5f) ? ((var_1_2 >= var_1_3) ? (var_1_1 == ((unsigned short int) (((((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) < 0 ) ? -((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) : ((((var_1_4) > (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_4) : (((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))))))) : (var_1_13 ? (var_1_1 == ((unsigned short int) var_1_5)) : (var_1_1 == ((unsigned short int) var_1_6)))) : (var_1_1 == ((unsigned short int) 50))) && (var_1_8 == ((signed short int) ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))))) && (((50 >> var_1_4) <= var_1_8) ? (var_1_10 == ((unsigned char) ((! (! var_1_11)) || var_1_12))) : (var_1_10 == ((unsigned char) (! var_1_11))))) && (var_1_13 == ((unsigned char) var_1_14))) && (var_1_15 == ((signed char) var_1_16)) ; [L101] RET, EXPR property() [L101] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=126, var_1_16=126, var_1_1=50, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=126] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=126, var_1_16=126, var_1_1=50, var_1_4=0, var_1_5=49, var_1_6=0, var_1_8=126] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 155.2MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.03ms. Allocated memory is still 155.2MB. Free memory was 112.9MB in the beginning and 99.8MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.21ms. Allocated memory is still 155.2MB. Free memory was 99.8MB in the beginning and 95.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.65ms. Allocated memory is still 155.2MB. Free memory was 95.6MB in the beginning and 93.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 514.67ms. Allocated memory is still 155.2MB. Free memory was 93.5MB in the beginning and 63.1MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 754.77ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 63.1MB in the beginning and 130.7MB in the end (delta: -67.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.22ms. Allocated memory is still 195.0MB. Free memory is still 130.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:30:06,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/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_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/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_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/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_6f02b086-c372-4249-80a1-8e25fd274397/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 516e41cc6fd3eaeda77d9f94b26b6793ff0b98fef7bf47af60e7f09fa6995d00 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:30:07,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:30:08,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:30:08,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:30:08,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:30:08,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:30:08,032 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:30:08,032 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:30:08,033 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:30:08,033 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:30:08,034 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:30:08,035 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:30:08,035 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:30:08,036 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:30:08,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:30:08,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:30:08,038 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:30:08,039 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:30:08,040 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:30:08,040 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:30:08,041 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:30:08,041 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:30:08,042 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:30:08,042 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:30:08,043 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:30:08,043 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:30:08,044 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:30:08,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:30:08,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:30:08,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:30:08,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:30:08,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:30:08,046 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:30:08,046 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:30:08,047 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:30:08,047 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:30:08,047 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:30:08,047 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_6f02b086-c372-4249-80a1-8e25fd274397/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 516e41cc6fd3eaeda77d9f94b26b6793ff0b98fef7bf47af60e7f09fa6995d00 [2023-12-03 04:30:08,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:30:08,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:30:08,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:30:08,353 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:30:08,353 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:30:08,354 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-49.i [2023-12-03 04:30:11,122 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:30:11,345 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:30:11,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-49.i [2023-12-03 04:30:11,360 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/data/a7a464ca8/2bee6d2907a94c9d96557c63e53639f6/FLAG3ef58c1a4 [2023-12-03 04:30:11,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/data/a7a464ca8/2bee6d2907a94c9d96557c63e53639f6 [2023-12-03 04:30:11,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:30:11,380 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:30:11,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:30:11,382 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:30:11,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:30:11,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b28fd8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11, skipping insertion in model container [2023-12-03 04:30:11,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,417 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:30:11,572 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_6f02b086-c372-4249-80a1-8e25fd274397/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-49.i[915,928] [2023-12-03 04:30:11,617 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:30:11,635 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:30:11,649 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_6f02b086-c372-4249-80a1-8e25fd274397/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-49.i[915,928] [2023-12-03 04:30:11,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:30:11,691 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:30:11,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11 WrapperNode [2023-12-03 04:30:11,691 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:30:11,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:30:11,693 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:30:11,693 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:30:11,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,713 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,740 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 104 [2023-12-03 04:30:11,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:30:11,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:30:11,741 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:30:11,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:30:11,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,756 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,769 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,778 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:30:11,779 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:30:11,779 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:30:11,779 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:30:11,780 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:11" (1/1) ... [2023-12-03 04:30:11,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:30:11,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:30:11,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:30:11,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:30:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:30:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:30:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:30:11,860 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:30:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:30:11,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:30:11,948 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:30:11,951 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:30:12,155 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:30:12,258 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:30:12,258 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:30:12,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:30:12 BoogieIcfgContainer [2023-12-03 04:30:12,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:30:12,261 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:30:12,262 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:30:12,272 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:30:12,272 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:30:12" (1/1) ... [2023-12-03 04:30:12,282 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:30:12,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:12,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2023-12-03 04:30:12,338 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2023-12-03 04:30:12,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 04:30:12,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:12,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:30:12,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:30:12,370 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:30:12,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f02b086-c372-4249-80a1-8e25fd274397/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:30:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:12,780 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:30:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:12,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 04:30:12,856 INFO L285 TraceCheckSpWp]: Computing forward predicates...