./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal31.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/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_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal31.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/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 64bit --witnessprinter.graph.data.programhash 556ee5f077e44a10f79de84b7855b160129225c107bd30004497880f626c8ee1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:13:26,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:13:26,822 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 22:13:26,826 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:13:26,826 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:13:26,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:13:26,847 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:13:26,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:13:26,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:13:26,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:13:26,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:13:26,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:13:26,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:13:26,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:13:26,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:13:26,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:13:26,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:13:26,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:13:26,853 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:13:26,854 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:13:26,854 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:13:26,855 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:13:26,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:13:26,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:13:26,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:13:26,857 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:13:26,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:13:26,858 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:13:26,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:13:26,859 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:13:26,859 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_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 556ee5f077e44a10f79de84b7855b160129225c107bd30004497880f626c8ee1 [2023-12-02 22:13:27,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:13:27,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:13:27,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:13:27,083 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:13:27,083 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:13:27,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal31.c [2023-12-02 22:13:29,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:13:30,307 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:13:30,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal31.c [2023-12-02 22:13:30,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/data/d55dcf052/29b259cb65bc4574a00a167ea364fa54/FLAGbab0b8e6a [2023-12-02 22:13:30,385 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/data/d55dcf052/29b259cb65bc4574a00a167ea364fa54 [2023-12-02 22:13:30,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:13:30,389 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:13:30,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:13:30,391 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:13:30,396 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:13:30,397 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:13:30" (1/1) ... [2023-12-02 22:13:30,398 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba315d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:30, skipping insertion in model container [2023-12-02 22:13:30,398 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:13:30" (1/1) ... [2023-12-02 22:13:30,582 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:13:30,903 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_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal31.c[1245,1258] [2023-12-02 22:13:32,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:13:32,132 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:13:32,145 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_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal31.c[1245,1258] [2023-12-02 22:13:32,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:13:33,014 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:13:33,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33 WrapperNode [2023-12-02 22:13:33,015 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:13:33,016 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:13:33,016 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:13:33,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:13:33,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33" (1/1) ... [2023-12-02 22:13:33,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33" (1/1) ... [2023-12-02 22:13:35,651 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39666 [2023-12-02 22:13:35,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:13:35,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:13:35,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:13:35,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:13:35,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33" (1/1) ... [2023-12-02 22:13:35,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33" (1/1) ... [2023-12-02 22:13:36,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33" (1/1) ... [2023-12-02 22:13:36,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33" (1/1) ... [2023-12-02 22:13:37,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33" (1/1) ... [2023-12-02 22:13:37,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33" (1/1) ... [2023-12-02 22:13:37,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33" (1/1) ... [2023-12-02 22:13:37,640 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33" (1/1) ... [2023-12-02 22:13:38,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:13:38,110 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:13:38,110 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:13:38,110 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:13:38,111 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:33" (1/1) ... [2023-12-02 22:13:38,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:13:38,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:13:38,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:13:38,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:13:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:13:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:13:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:13:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:13:39,751 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:13:39,753 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:13:59,043 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:15:38,568 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:15:38,568 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:15:38,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:15:38 BoogieIcfgContainer [2023-12-02 22:15:38,570 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:15:38,571 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:15:38,571 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:15:38,581 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:15:38,581 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:15:38" (1/1) ... [2023-12-02 22:15:38,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:15:38,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:38,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 22:15:38,637 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 22:15:38,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:15:38,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:38,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:15:39,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:15:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:15:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:15:40,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:15:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:15:42,806 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 22:15:42,853 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-02 22:15:42,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:15:42 ImpRootNode [2023-12-02 22:15:42,866 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:15:42,866 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:15:42,866 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:15:42,867 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:15:42,867 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:15:38" (3/4) ... [2023-12-02 22:15:42,869 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:15:42,870 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:15:42,871 INFO L158 Benchmark]: Toolchain (without parser) took 132481.02ms. Allocated memory was 155.2MB in the beginning and 12.4GB in the end (delta: 12.3GB). Free memory was 107.6MB in the beginning and 10.2GB in the end (delta: -10.1GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2023-12-02 22:15:42,871 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:15:42,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2624.33ms. Allocated memory was 155.2MB in the beginning and 337.6MB in the end (delta: 182.5MB). Free memory was 107.0MB in the beginning and 128.6MB in the end (delta: -21.6MB). Peak memory consumption was 209.7MB. Max. memory is 16.1GB. [2023-12-02 22:15:42,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 2635.20ms. Allocated memory was 337.6MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 128.6MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 502.7MB. Max. memory is 16.1GB. [2023-12-02 22:15:42,873 INFO L158 Benchmark]: Boogie Preprocessor took 2456.88ms. Allocated memory was 1.8GB in the beginning and 5.5GB in the end (delta: 3.7GB). Free memory was 1.2GB in the beginning and 4.7GB in the end (delta: -3.5GB). Peak memory consumption was 286.3MB. Max. memory is 16.1GB. [2023-12-02 22:15:42,873 INFO L158 Benchmark]: RCFGBuilder took 120460.49ms. Allocated memory was 5.5GB in the beginning and 12.2GB in the end (delta: 6.7GB). Free memory was 4.7GB in the beginning and 9.8GB in the end (delta: -5.2GB). Peak memory consumption was 4.7GB. Max. memory is 16.1GB. [2023-12-02 22:15:42,874 INFO L158 Benchmark]: CodeCheck took 4294.90ms. Allocated memory was 12.2GB in the beginning and 12.4GB in the end (delta: 178.3MB). Free memory was 9.8GB in the beginning and 10.2GB in the end (delta: -336.6MB). Peak memory consumption was 443.5MB. Max. memory is 16.1GB. [2023-12-02 22:15:42,874 INFO L158 Benchmark]: Witness Printer took 3.45ms. Allocated memory is still 12.4GB. Free memory is still 10.2GB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:15:42,878 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 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, 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: 0.7s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 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: 21]: 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 bitwiseOr at line 430, overapproximation of bitwiseAnd at line 332. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 2); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (2 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 4); [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (4 - 1); [L35] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 8); [L36] const SORT_9 msb_SORT_9 = (SORT_9)1 << (8 - 1); [L38] const SORT_11 mask_SORT_11 = (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 32); [L39] const SORT_11 msb_SORT_11 = (SORT_11)1 << (32 - 1); [L41] const SORT_27 mask_SORT_27 = (SORT_27)-1 >> (sizeof(SORT_27) * 8 - 3); [L42] const SORT_27 msb_SORT_27 = (SORT_27)1 << (3 - 1); [L44] const SORT_34 mask_SORT_34 = (SORT_34)-1 >> (sizeof(SORT_34) * 8 - 5); [L45] const SORT_34 msb_SORT_34 = (SORT_34)1 << (5 - 1); [L47] const SORT_43 mask_SORT_43 = (SORT_43)-1 >> (sizeof(SORT_43) * 8 - 6); [L48] const SORT_43 msb_SORT_43 = (SORT_43)1 << (6 - 1); [L50] const SORT_229 mask_SORT_229 = (SORT_229)-1 >> (sizeof(SORT_229) * 8 - 7); [L51] const SORT_229 msb_SORT_229 = (SORT_229)1 << (7 - 1); [L53] const SORT_232 mask_SORT_232 = (SORT_232)-1 >> (sizeof(SORT_232) * 8 - 9); [L54] const SORT_232 msb_SORT_232 = (SORT_232)1 << (9 - 1); [L56] const SORT_234 mask_SORT_234 = (SORT_234)-1 >> (sizeof(SORT_234) * 8 - 10); [L57] const SORT_234 msb_SORT_234 = (SORT_234)1 << (10 - 1); [L59] const SORT_236 mask_SORT_236 = (SORT_236)-1 >> (sizeof(SORT_236) * 8 - 11); [L60] const SORT_236 msb_SORT_236 = (SORT_236)1 << (11 - 1); [L62] const SORT_238 mask_SORT_238 = (SORT_238)-1 >> (sizeof(SORT_238) * 8 - 12); [L63] const SORT_238 msb_SORT_238 = (SORT_238)1 << (12 - 1); [L65] const SORT_573 mask_SORT_573 = (SORT_573)-1 >> (sizeof(SORT_573) * 8 - 14); [L66] const SORT_573 msb_SORT_573 = (SORT_573)1 << (14 - 1); [L68] const SORT_575 mask_SORT_575 = (SORT_575)-1 >> (sizeof(SORT_575) * 8 - 16); [L69] const SORT_575 msb_SORT_575 = (SORT_575)1 << (16 - 1); [L71] const SORT_577 mask_SORT_577 = (SORT_577)-1 >> (sizeof(SORT_577) * 8 - 22); [L72] const SORT_577 msb_SORT_577 = (SORT_577)1 << (22 - 1); [L74] const SORT_579 mask_SORT_579 = (SORT_579)-1 >> (sizeof(SORT_579) * 8 - 24); [L75] const SORT_579 msb_SORT_579 = (SORT_579)1 << (24 - 1); [L77] const SORT_581 mask_SORT_581 = (SORT_581)-1 >> (sizeof(SORT_581) * 8 - 30); [L78] const SORT_581 msb_SORT_581 = (SORT_581)1 << (30 - 1); [L80] const SORT_626 mask_SORT_626 = (SORT_626)-1 >> (sizeof(SORT_626) * 8 - 33); [L81] const SORT_626 msb_SORT_626 = (SORT_626)1 << (33 - 1); [L83] const SORT_783 mask_SORT_783 = (SORT_783)-1 >> (sizeof(SORT_783) * 8 - 13); [L84] const SORT_783 msb_SORT_783 = (SORT_783)1 << (13 - 1); [L86] const SORT_786 mask_SORT_786 = (SORT_786)-1 >> (sizeof(SORT_786) * 8 - 15); [L87] const SORT_786 msb_SORT_786 = (SORT_786)1 << (15 - 1); [L89] const SORT_789 mask_SORT_789 = (SORT_789)-1 >> (sizeof(SORT_789) * 8 - 17); [L90] const SORT_789 msb_SORT_789 = (SORT_789)1 << (17 - 1); [L92] const SORT_791 mask_SORT_791 = (SORT_791)-1 >> (sizeof(SORT_791) * 8 - 18); [L93] const SORT_791 msb_SORT_791 = (SORT_791)1 << (18 - 1); [L95] const SORT_882 mask_SORT_882 = (SORT_882)-1 >> (sizeof(SORT_882) * 8 - 19); [L96] const SORT_882 msb_SORT_882 = (SORT_882)1 << (19 - 1); [L98] const SORT_884 mask_SORT_884 = (SORT_884)-1 >> (sizeof(SORT_884) * 8 - 20); [L99] const SORT_884 msb_SORT_884 = (SORT_884)1 << (20 - 1); [L101] const SORT_886 mask_SORT_886 = (SORT_886)-1 >> (sizeof(SORT_886) * 8 - 21); [L102] const SORT_886 msb_SORT_886 = (SORT_886)1 << (21 - 1); [L104] const SORT_1103 mask_SORT_1103 = (SORT_1103)-1 >> (sizeof(SORT_1103) * 8 - 23); [L105] const SORT_1103 msb_SORT_1103 = (SORT_1103)1 << (23 - 1); [L107] const SORT_1251 mask_SORT_1251 = (SORT_1251)-1 >> (sizeof(SORT_1251) * 8 - 26); [L108] const SORT_1251 msb_SORT_1251 = (SORT_1251)1 << (26 - 1); [L110] const SORT_1293 mask_SORT_1293 = (SORT_1293)-1 >> (sizeof(SORT_1293) * 8 - 25); [L111] const SORT_1293 msb_SORT_1293 = (SORT_1293)1 << (25 - 1); [L113] const SORT_1298 mask_SORT_1298 = (SORT_1298)-1 >> (sizeof(SORT_1298) * 8 - 27); [L114] const SORT_1298 msb_SORT_1298 = (SORT_1298)1 << (27 - 1); [L116] const SORT_1301 mask_SORT_1301 = (SORT_1301)-1 >> (sizeof(SORT_1301) * 8 - 28); [L117] const SORT_1301 msb_SORT_1301 = (SORT_1301)1 << (28 - 1); [L119] const SORT_1304 mask_SORT_1304 = (SORT_1304)-1 >> (sizeof(SORT_1304) * 8 - 29); [L120] const SORT_1304 msb_SORT_1304 = (SORT_1304)1 << (29 - 1); [L122] const SORT_1309 mask_SORT_1309 = (SORT_1309)-1 >> (sizeof(SORT_1309) * 8 - 31); [L123] const SORT_1309 msb_SORT_1309 = (SORT_1309)1 << (31 - 1); [L125] const SORT_3017 mask_SORT_3017 = (SORT_3017)-1 >> (sizeof(SORT_3017) * 8 - 34); [L126] const SORT_3017 msb_SORT_3017 = (SORT_3017)1 << (34 - 1); [L128] const SORT_3 var_73 = 0; [L129] const SORT_3 var_89 = 1; [L130] const SORT_1 var_96 = 0; [L131] const SORT_1 var_104 = 3; [L132] const SORT_1 var_106 = 2; [L133] const SORT_1 var_108 = 1; [L134] const SORT_27 var_112 = 1; [L135] const SORT_27 var_115 = 3; [L136] const SORT_27 var_118 = 2; [L137] const SORT_27 var_122 = 5; [L138] const SORT_27 var_125 = 7; [L139] const SORT_27 var_128 = 6; [L140] const SORT_27 var_132 = 4; [L141] const SORT_9 var_158 = 0; [L142] const SORT_34 var_179 = 11; [L143] const SORT_34 var_181 = 10; [L144] const SORT_34 var_183 = 2; [L145] const SORT_34 var_185 = 9; [L146] const SORT_34 var_200 = 21; [L147] const SORT_34 var_202 = 20; [L148] const SORT_34 var_204 = 19; [L149] const SORT_34 var_206 = 18; [L150] const SORT_34 var_208 = 17; [L151] const SORT_34 var_210 = 16; [L152] const SORT_34 var_212 = 15; [L153] const SORT_34 var_214 = 14; [L154] const SORT_34 var_216 = 8; [L155] const SORT_34 var_218 = 6; [L156] const SORT_34 var_220 = 3; [L157] const SORT_34 var_222 = 5; [L158] const SORT_34 var_241 = 4; [L159] const SORT_34 var_243 = 1; [L160] const SORT_34 var_253 = 7; [L161] const SORT_34 var_271 = 13; [L162] const SORT_34 var_279 = 12; [L163] const SORT_34 var_300 = 23; [L164] const SORT_34 var_303 = 22; [L165] const SORT_34 var_312 = 25; [L166] const SORT_34 var_315 = 27; [L167] const SORT_34 var_318 = 26; [L168] const SORT_34 var_322 = 29; [L169] const SORT_34 var_325 = 31; [L170] const SORT_34 var_328 = 30; [L171] const SORT_34 var_332 = 28; [L172] const SORT_34 var_338 = 24; [L173] const SORT_43 var_361 = 0; [L174] const SORT_9 var_437 = 3; [L175] const SORT_27 var_479 = 0; [L176] const SORT_11 var_502 = 0; [L177] const SORT_626 var_627 = 0; [L178] const SORT_9 var_796 = 2; [L179] const SORT_9 var_799 = 1; [L180] const SORT_6 var_1243 = 8; [L181] const SORT_1251 var_1252 = 0; [L182] const SORT_9 var_1338 = 255; [L183] const SORT_43 var_1342 = 1; [L184] const SORT_6 var_1458 = 0; [L185] const SORT_34 var_2370 = 0; [L186] const SORT_6 var_2397 = 1; [L187] const SORT_6 var_2400 = 3; [L188] const SORT_6 var_2403 = 2; [L189] const SORT_6 var_2407 = 5; [L190] const SORT_6 var_2410 = 7; [L191] const SORT_6 var_2413 = 6; [L192] const SORT_6 var_2417 = 4; [L193] const SORT_6 var_2423 = 9; [L194] const SORT_6 var_2426 = 11; [L195] const SORT_6 var_2429 = 10; [L196] const SORT_6 var_2433 = 13; [L197] const SORT_6 var_2436 = 15; [L198] const SORT_6 var_2439 = 14; [L199] const SORT_6 var_2443 = 12; [L200] const SORT_1301 var_2629 = 0; [L201] const SORT_3017 var_3019 = 0; [L203] SORT_1 input_2; [L204] SORT_3 input_4; [L205] SORT_3 input_5; [L206] SORT_6 input_7; [L207] SORT_3 input_8; [L208] SORT_9 input_10; [L209] SORT_11 input_12; [L210] SORT_1 input_13; [L211] SORT_9 input_14; [L212] SORT_9 input_15; [L213] SORT_9 input_16; [L214] SORT_1 input_17; [L215] SORT_9 input_18; [L216] SORT_9 input_19; [L217] SORT_9 input_20; [L218] SORT_3 input_21; [L219] SORT_3 input_22; [L220] SORT_3 input_23; [L221] SORT_3 input_24; [L222] SORT_3 input_25; [L223] SORT_1 input_26; [L224] SORT_27 input_28; [L225] SORT_1 input_29; [L226] SORT_3 input_30; [L227] SORT_3 input_31; [L228] SORT_3 input_32; [L229] SORT_3 input_33; [L230] SORT_34 input_35; [L231] SORT_1 input_36; [L232] SORT_9 input_37; [L233] SORT_11 input_38; [L234] SORT_27 input_39; [L235] SORT_9 input_40; [L236] SORT_3 input_41; [L237] SORT_1 input_42; [L238] SORT_43 input_44; [L239] SORT_1 input_45; [L240] SORT_43 input_46; [L241] SORT_1 input_47; [L242] SORT_43 input_48; [L243] SORT_1 input_49; [L244] SORT_43 input_50; [L245] SORT_1 input_51; [L246] SORT_3 input_52; [L247] SORT_9 input_53; [L248] SORT_3 input_54; [L249] SORT_3 input_55; [L250] SORT_3 input_56; [L251] SORT_9 input_57; [L252] SORT_11 input_58; [L253] SORT_43 input_59; [L254] SORT_1 input_60; [L255] SORT_43 input_61; [L256] SORT_1 input_62; [L257] SORT_43 input_63; [L258] SORT_1 input_64; [L259] SORT_43 input_65; [L260] SORT_1 input_66; [L261] SORT_27 input_67; [L262] SORT_9 input_68; [L263] SORT_1 input_69; [L264] SORT_9 input_70; [L265] SORT_3 input_71; [L266] SORT_1 input_72; [L268] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L268] SORT_3 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L269] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L269] SORT_3 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L270] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L270] SORT_3 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L271] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L271] SORT_3 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L272] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L272] SORT_3 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L273] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L273] SORT_1 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L274] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L274] SORT_9 state_159 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L275] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L275] SORT_1 state_385 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L276] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L276] SORT_9 state_467 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L277] EXPR __VERIFIER_nondet_uchar() & mask_SORT_27 [L277] SORT_27 state_480 = __VERIFIER_nondet_uchar() & mask_SORT_27; [L278] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L278] SORT_11 state_503 = __VERIFIER_nondet_uint() & mask_SORT_11; [L279] EXPR __VERIFIER_nondet_uchar() & mask_SORT_43 [L279] SORT_43 state_548 = __VERIFIER_nondet_uchar() & mask_SORT_43; [L280] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L280] SORT_1 state_551 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L281] EXPR __VERIFIER_nondet_uchar() & mask_SORT_43 [L281] SORT_43 state_554 = __VERIFIER_nondet_uchar() & mask_SORT_43; [L282] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L282] SORT_1 state_557 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L283] EXPR __VERIFIER_nondet_uchar() & mask_SORT_43 [L283] SORT_43 state_560 = __VERIFIER_nondet_uchar() & mask_SORT_43; [L284] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L284] SORT_1 state_563 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L285] EXPR __VERIFIER_nondet_uchar() & mask_SORT_43 [L285] SORT_43 state_566 = __VERIFIER_nondet_uchar() & mask_SORT_43; [L286] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L286] SORT_1 state_569 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L287] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L287] SORT_9 state_599 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L289] SORT_3 init_75_arg_1 = var_73; [L290] state_74 = init_75_arg_1 [L291] SORT_3 init_78_arg_1 = var_73; [L292] state_77 = init_78_arg_1 [L293] SORT_3 init_80_arg_1 = var_73; [L294] state_79 = init_80_arg_1 [L295] SORT_3 init_83_arg_1 = var_73; [L296] state_82 = init_83_arg_1 [L297] SORT_3 init_94_arg_1 = var_73; [L298] state_93 = init_94_arg_1 [L299] SORT_1 init_98_arg_1 = var_96; [L300] state_97 = init_98_arg_1 [L301] SORT_9 init_160_arg_1 = var_158; [L302] state_159 = init_160_arg_1 [L303] SORT_1 init_386_arg_1 = var_96; [L304] state_385 = init_386_arg_1 [L305] SORT_9 init_468_arg_1 = var_158; [L306] state_467 = init_468_arg_1 [L307] SORT_27 init_481_arg_1 = var_479; [L308] state_480 = init_481_arg_1 [L309] SORT_11 init_504_arg_1 = var_502; [L310] state_503 = init_504_arg_1 [L311] SORT_43 init_549_arg_1 = var_361; [L312] state_548 = init_549_arg_1 [L313] SORT_1 init_552_arg_1 = var_96; [L314] state_551 = init_552_arg_1 [L315] SORT_43 init_555_arg_1 = var_361; [L316] state_554 = init_555_arg_1 [L317] SORT_1 init_558_arg_1 = var_96; [L318] state_557 = init_558_arg_1 [L319] SORT_43 init_561_arg_1 = var_361; [L320] state_560 = init_561_arg_1 [L321] SORT_1 init_564_arg_1 = var_96; [L322] state_563 = init_564_arg_1 [L323] SORT_43 init_567_arg_1 = var_361; [L324] state_566 = init_567_arg_1 [L325] SORT_1 init_570_arg_1 = var_96; [L326] state_569 = init_570_arg_1 [L327] SORT_9 init_600_arg_1 = var_158; [L328] state_599 = init_600_arg_1 VAL [init_160_arg_1=0, init_386_arg_1=0, init_468_arg_1=0, init_481_arg_1=0, init_504_arg_1=0, init_549_arg_1=0, init_552_arg_1=0, init_555_arg_1=0, init_558_arg_1=0, init_561_arg_1=0, init_564_arg_1=0, init_567_arg_1=0, init_570_arg_1=0, init_600_arg_1=0, init_75_arg_1=0, init_78_arg_1=0, init_80_arg_1=0, init_83_arg_1=0, init_94_arg_1=0, init_98_arg_1=0, mask_SORT_1103=8388607, mask_SORT_11=4294967295, mask_SORT_1251=67108863, mask_SORT_1293=33554431, mask_SORT_1298=134217727, mask_SORT_1301=268435455, mask_SORT_1304=536870911, mask_SORT_1309=2147483647, mask_SORT_1=3, mask_SORT_229=127, mask_SORT_232=511, mask_SORT_234=1023, mask_SORT_236=2047, mask_SORT_238=4095, mask_SORT_27=7, mask_SORT_3017=17179869183, mask_SORT_34=31, mask_SORT_3=1, mask_SORT_43=63, mask_SORT_573=16383, mask_SORT_575=65535, mask_SORT_577=4194303, mask_SORT_579=16777215, mask_SORT_581=1073741823, mask_SORT_626=8589934591, mask_SORT_6=15, mask_SORT_783=8191, mask_SORT_786=32767, mask_SORT_789=131071, mask_SORT_791=262143, mask_SORT_882=524287, mask_SORT_884=1048575, mask_SORT_886=2097151, mask_SORT_9=255, msb_SORT_1103=4194304, msb_SORT_11=2147483648, msb_SORT_1251=33554432, msb_SORT_1293=16777216, msb_SORT_1298=67108864, msb_SORT_1301=134217728, msb_SORT_1304=268435456, msb_SORT_1309=1073741824, msb_SORT_1=2, msb_SORT_229=64, msb_SORT_232=256, msb_SORT_234=512, msb_SORT_236=1024, msb_SORT_238=2048, msb_SORT_27=4, msb_SORT_3017=8589934592, msb_SORT_34=16, msb_SORT_3=1, msb_SORT_43=32, msb_SORT_573=8192, msb_SORT_575=32768, msb_SORT_577=2097152, msb_SORT_579=8388608, msb_SORT_581=536870912, msb_SORT_626=4294967296, msb_SORT_6=8, msb_SORT_783=4096, msb_SORT_786=16384, msb_SORT_789=65536, msb_SORT_791=131072, msb_SORT_882=262144, msb_SORT_884=524288, msb_SORT_886=1048576, msb_SORT_9=128, state_159=0, state_385=0, state_467=0, state_480=0, state_503=0, state_548=0, state_551=0, state_554=0, state_557=0, state_560=0, state_563=0, state_566=0, state_569=0, state_599=0, state_74=0, state_77=0, state_79=0, state_82=0, state_93=0, state_97=0, var_104=3, var_106=2, var_108=1, var_112=1, var_115=3, var_118=2, var_122=5, var_1243=8, var_1252=0, var_125=7, var_128=6, var_132=4, var_1338=255, var_1342=1, var_1458=0, var_158=0, var_179=11, var_181=10, var_183=2, var_185=9, var_200=21, var_202=20, var_204=19, var_206=18, var_208=17, var_210=16, var_212=15, var_214=14, var_216=8, var_218=6, var_220=3, var_222=5, var_2370=0, var_2397=1, var_2400=3, var_2403=2, var_2407=5, var_2410=7, var_2413=6, var_2417=4, var_241=4, var_2423=9, var_2426=11, var_2429=10, var_2433=13, var_2436=15, var_2439=14, var_243=1, var_2443=12, var_253=7, var_2629=0, var_271=13, var_279=12, var_300=23, var_3019=0, var_303=22, var_312=25, var_315=27, var_318=26, var_322=29, var_325=31, var_328=30, var_332=28, var_338=24, var_361=0, var_437=3, var_479=0, var_502=0, var_627=0, var_73=0, var_796=2, var_799=1, var_89=1, var_96=0] [L331] input_2 = __VERIFIER_nondet_uchar() [L332] EXPR input_2 & mask_SORT_1 [L332] input_2 = input_2 & mask_SORT_1 [L333] input_4 = __VERIFIER_nondet_uchar() [L334] input_5 = __VERIFIER_nondet_uchar() [L335] EXPR input_5 & mask_SORT_3 [L335] input_5 = input_5 & mask_SORT_3 [L336] input_7 = __VERIFIER_nondet_uchar() [L337] EXPR input_7 & mask_SORT_6 [L337] input_7 = input_7 & mask_SORT_6 [L338] input_8 = __VERIFIER_nondet_uchar() [L339] EXPR input_8 & mask_SORT_3 [L339] input_8 = input_8 & mask_SORT_3 [L340] input_10 = __VERIFIER_nondet_uchar() [L341] input_12 = __VERIFIER_nondet_uint() [L342] input_13 = __VERIFIER_nondet_uchar() [L343] EXPR input_13 & mask_SORT_1 [L343] input_13 = input_13 & mask_SORT_1 [L344] input_14 = __VERIFIER_nondet_uchar() [L345] input_15 = __VERIFIER_nondet_uchar() [L346] input_16 = __VERIFIER_nondet_uchar() [L347] input_17 = __VERIFIER_nondet_uchar() [L348] EXPR input_17 & mask_SORT_1 [L348] input_17 = input_17 & mask_SORT_1 [L349] input_18 = __VERIFIER_nondet_uchar() [L350] input_19 = __VERIFIER_nondet_uchar() [L351] input_20 = __VERIFIER_nondet_uchar() [L352] input_21 = __VERIFIER_nondet_uchar() [L353] EXPR input_21 & mask_SORT_3 [L353] input_21 = input_21 & mask_SORT_3 [L354] input_22 = __VERIFIER_nondet_uchar() [L355] EXPR input_22 & mask_SORT_3 [L355] input_22 = input_22 & mask_SORT_3 [L356] input_23 = __VERIFIER_nondet_uchar() [L357] input_24 = __VERIFIER_nondet_uchar() [L358] EXPR input_24 & mask_SORT_3 [L358] input_24 = input_24 & mask_SORT_3 [L359] input_25 = __VERIFIER_nondet_uchar() [L360] EXPR input_25 & mask_SORT_3 [L360] input_25 = input_25 & mask_SORT_3 [L361] input_26 = __VERIFIER_nondet_uchar() [L362] EXPR input_26 & mask_SORT_1 [L362] input_26 = input_26 & mask_SORT_1 [L363] input_28 = __VERIFIER_nondet_uchar() [L364] EXPR input_28 & mask_SORT_27 [L364] input_28 = input_28 & mask_SORT_27 [L365] input_29 = __VERIFIER_nondet_uchar() [L366] EXPR input_29 & mask_SORT_1 [L366] input_29 = input_29 & mask_SORT_1 [L367] input_30 = __VERIFIER_nondet_uchar() [L368] EXPR input_30 & mask_SORT_3 [L368] input_30 = input_30 & mask_SORT_3 [L369] input_31 = __VERIFIER_nondet_uchar() [L370] input_32 = __VERIFIER_nondet_uchar() [L371] input_33 = __VERIFIER_nondet_uchar() [L372] EXPR input_33 & mask_SORT_3 [L372] input_33 = input_33 & mask_SORT_3 [L373] input_35 = __VERIFIER_nondet_uchar() [L374] EXPR input_35 & mask_SORT_34 [L374] input_35 = input_35 & mask_SORT_34 [L375] input_36 = __VERIFIER_nondet_uchar() [L376] input_37 = __VERIFIER_nondet_uchar() [L377] input_38 = __VERIFIER_nondet_uint() [L378] input_39 = __VERIFIER_nondet_uchar() [L379] input_40 = __VERIFIER_nondet_uchar() [L380] input_41 = __VERIFIER_nondet_uchar() [L381] input_42 = __VERIFIER_nondet_uchar() [L382] input_44 = __VERIFIER_nondet_uchar() [L383] input_45 = __VERIFIER_nondet_uchar() [L384] input_46 = __VERIFIER_nondet_uchar() [L385] input_47 = __VERIFIER_nondet_uchar() [L386] input_48 = __VERIFIER_nondet_uchar() [L387] input_49 = __VERIFIER_nondet_uchar() [L388] input_50 = __VERIFIER_nondet_uchar() [L389] input_51 = __VERIFIER_nondet_uchar() [L390] input_52 = __VERIFIER_nondet_uchar() [L391] input_53 = __VERIFIER_nondet_uchar() [L392] input_54 = __VERIFIER_nondet_uchar() [L393] input_55 = __VERIFIER_nondet_uchar() [L394] input_56 = __VERIFIER_nondet_uchar() [L395] input_57 = __VERIFIER_nondet_uchar() [L396] input_58 = __VERIFIER_nondet_uint() [L397] input_59 = __VERIFIER_nondet_uchar() [L398] input_60 = __VERIFIER_nondet_uchar() [L399] input_61 = __VERIFIER_nondet_uchar() [L400] input_62 = __VERIFIER_nondet_uchar() [L401] input_63 = __VERIFIER_nondet_uchar() [L402] input_64 = __VERIFIER_nondet_uchar() [L403] input_65 = __VERIFIER_nondet_uchar() [L404] input_66 = __VERIFIER_nondet_uchar() [L405] input_67 = __VERIFIER_nondet_uchar() [L406] input_68 = __VERIFIER_nondet_uchar() [L407] input_69 = __VERIFIER_nondet_uchar() [L408] input_70 = __VERIFIER_nondet_uchar() [L409] input_71 = __VERIFIER_nondet_uchar() [L410] input_72 = __VERIFIER_nondet_uchar() [L413] SORT_3 var_76_arg_0 = state_74; [L414] SORT_3 var_76 = ~var_76_arg_0; [L415] SORT_3 var_81_arg_0 = state_79; [L416] SORT_3 var_81_arg_1 = state_77; [L417] SORT_3 var_81_arg_2 = input_41; [L418] SORT_3 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L419] EXPR var_81 & mask_SORT_3 [L419] var_81 = var_81 & mask_SORT_3 [L420] SORT_3 var_84_arg_0 = state_79; [L421] SORT_3 var_84_arg_1 = state_82; [L422] SORT_3 var_84_arg_2 = input_41; [L423] SORT_3 var_84 = var_84_arg_0 ? var_84_arg_1 : var_84_arg_2; [L424] EXPR var_84 & mask_SORT_3 [L424] var_84 = var_84 & mask_SORT_3 [L425] SORT_3 var_85_arg_0 = var_81; [L426] SORT_3 var_85_arg_1 = var_84; [L427] SORT_3 var_85 = var_85_arg_0 == var_85_arg_1; [L428] SORT_3 var_86_arg_0 = var_76; [L429] SORT_3 var_86_arg_1 = var_85; [L430] EXPR var_86_arg_0 | var_86_arg_1 [L430] SORT_3 var_86 = var_86_arg_0 | var_86_arg_1; [L431] SORT_3 var_90_arg_0 = var_86; [L432] SORT_3 var_90 = ~var_90_arg_0; [L433] SORT_3 var_91_arg_0 = var_89; [L434] SORT_3 var_91_arg_1 = var_90; [L435] EXPR var_91_arg_0 & var_91_arg_1 [L435] SORT_3 var_91 = var_91_arg_0 & var_91_arg_1; [L436] EXPR var_91 & mask_SORT_3 [L436] var_91 = var_91 & mask_SORT_3 [L437] SORT_3 bad_92_arg_0 = var_91; [L438] CALL __VERIFIER_assert(!(bad_92_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2624.33ms. Allocated memory was 155.2MB in the beginning and 337.6MB in the end (delta: 182.5MB). Free memory was 107.0MB in the beginning and 128.6MB in the end (delta: -21.6MB). Peak memory consumption was 209.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2635.20ms. Allocated memory was 337.6MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 128.6MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 502.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2456.88ms. Allocated memory was 1.8GB in the beginning and 5.5GB in the end (delta: 3.7GB). Free memory was 1.2GB in the beginning and 4.7GB in the end (delta: -3.5GB). Peak memory consumption was 286.3MB. Max. memory is 16.1GB. * RCFGBuilder took 120460.49ms. Allocated memory was 5.5GB in the beginning and 12.2GB in the end (delta: 6.7GB). Free memory was 4.7GB in the beginning and 9.8GB in the end (delta: -5.2GB). Peak memory consumption was 4.7GB. Max. memory is 16.1GB. * CodeCheck took 4294.90ms. Allocated memory was 12.2GB in the beginning and 12.4GB in the end (delta: 178.3MB). Free memory was 9.8GB in the beginning and 10.2GB in the end (delta: -336.6MB). Peak memory consumption was 443.5MB. Max. memory is 16.1GB. * Witness Printer took 3.45ms. Allocated memory is still 12.4GB. Free memory is still 10.2GB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 22:15:42,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/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_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/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_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal31.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/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 64bit --witnessprinter.graph.data.programhash 556ee5f077e44a10f79de84b7855b160129225c107bd30004497880f626c8ee1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:15:45,430 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:15:45,511 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 22:15:45,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:15:45,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:15:45,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:15:45,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:15:45,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:15:45,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:15:45,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:15:45,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:15:45,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:15:45,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:15:45,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:15:45,551 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:15:45,551 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:15:45,552 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:15:45,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:15:45,553 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:15:45,553 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:15:45,554 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:15:45,555 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:15:45,556 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:15:45,556 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:15:45,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:15:45,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:15:45,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:15:45,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:15:45,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:15:45,559 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:15:45,559 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:15:45,560 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:15:45,560 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:15:45,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:15:45,560 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_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 556ee5f077e44a10f79de84b7855b160129225c107bd30004497880f626c8ee1 [2023-12-02 22:15:45,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:15:45,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:15:45,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:15:45,875 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:15:45,875 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:15:45,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal31.c [2023-12-02 22:15:48,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:15:49,171 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:15:49,171 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal31.c [2023-12-02 22:15:49,203 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/data/97e860d52/30692d9eecc14a97abb017c2e1444502/FLAG93f111d5f [2023-12-02 22:15:49,217 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/data/97e860d52/30692d9eecc14a97abb017c2e1444502 [2023-12-02 22:15:49,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:15:49,220 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:15:49,222 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:15:49,222 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:15:49,226 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:15:49,227 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:15:49" (1/1) ... [2023-12-02 22:15:49,228 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49284966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:49, skipping insertion in model container [2023-12-02 22:15:49,228 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:15:49" (1/1) ... [2023-12-02 22:15:49,390 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:15:49,618 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_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal31.c[1245,1258] [2023-12-02 22:15:50,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:15:50,482 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:15:50,495 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_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal31.c[1245,1258] [2023-12-02 22:15:51,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:15:51,166 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:15:51,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51 WrapperNode [2023-12-02 22:15:51,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:15:51,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:15:51,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:15:51,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:15:51,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51" (1/1) ... [2023-12-02 22:15:51,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51" (1/1) ... [2023-12-02 22:15:51,723 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10425 [2023-12-02 22:15:51,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:15:51,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:15:51,724 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:15:51,724 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:15:51,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51" (1/1) ... [2023-12-02 22:15:51,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51" (1/1) ... [2023-12-02 22:15:51,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51" (1/1) ... [2023-12-02 22:15:51,815 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51" (1/1) ... [2023-12-02 22:15:52,002 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51" (1/1) ... [2023-12-02 22:15:52,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51" (1/1) ... [2023-12-02 22:15:52,086 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51" (1/1) ... [2023-12-02 22:15:52,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51" (1/1) ... [2023-12-02 22:15:52,276 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:15:52,277 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:15:52,277 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:15:52,278 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:15:52,278 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:51" (1/1) ... [2023-12-02 22:15:52,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:15:52,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:15:52,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:15:52,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:15:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:15:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:15:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:15:52,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:15:53,553 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:15:53,556 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:16:50,884 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:16:51,296 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:16:51,296 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:16:51,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:16:51 BoogieIcfgContainer [2023-12-02 22:16:51,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:16:51,299 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:16:51,299 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:16:51,309 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:16:51,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:16:51" (1/1) ... [2023-12-02 22:16:51,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:16:51,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:51,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 22:16:51,371 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 22:16:51,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:16:51,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:51,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:16:51,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:16:51,374 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:16:51,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:16:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:53,499 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:16:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:54,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:16:54,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:54,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:16:54,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:17:05,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:17:15,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:17:15,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:15,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-02 22:17:15,308 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-02 22:17:15,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:17:15,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:15,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:17:15,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:17:15,311 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:17:15,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 22:17:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:26,531 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:17:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:29,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 8635 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 22:17:29,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:29,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:17:29,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 22:17:41,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.61s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:17:52,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:18:02,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:18:12,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:18:23,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:18:34,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:18:44,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:18:44,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:44,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-12-02 22:18:44,737 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-12-02 22:18:44,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:18:44,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:44,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:18:44,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:18:44,739 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:18:44,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 22:20:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:19,271 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:20:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:23,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 17026 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 22:20:23,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:25,116 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:20:25,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 22:20:37,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:20:48,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:20:58,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:21:10,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:21:20,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:21:30,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:21:40,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:21:50,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:22:02,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 22:22:13,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.59s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 22:22:23,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 22:22:33,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 22:22:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:33,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2023-12-02 22:22:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2023-12-02 22:22:33,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:22:33,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:33,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:22:33,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:22:33,643 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:22:33,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 22:24:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:07,352 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:24:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:11,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 17026 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 22:24:11,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:12,245 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:12,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 22:24:12,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:12,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2023-12-02 22:24:12,354 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2023-12-02 22:24:12,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:24:12,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:12,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:24:12,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:24:12,356 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:24:12,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 22:25:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:47,261 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:25:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:51,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 17026 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 22:25:51,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:25:52,218 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:25:52,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 22:25:52,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:52,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2023-12-02 22:25:52,332 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2023-12-02 22:25:52,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:25:52,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:52,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:25:52,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:25:52,334 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:25:52,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b354a5-8ba0-4f20-83b8-c9d1ad9037aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process