./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal28.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/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_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/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_5c283951-8fdf-4e4c-9778-1b59f37ddd67/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 a7fbb529a976040c89cd70a0b8d5b61be73ce36c7349c078c8ffac4cad389477 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:04:47,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:04:48,049 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 21:04:48,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:04:48,054 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:04:48,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:04:48,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:04:48,078 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:04:48,079 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:04:48,079 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:04:48,080 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:04:48,080 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:04:48,081 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:04:48,081 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:04:48,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:04:48,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:04:48,083 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:04:48,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:04:48,084 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:04:48,085 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:04:48,085 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:04:48,086 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:04:48,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:04:48,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:04:48,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:04:48,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:04:48,089 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:04:48,089 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:04:48,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:04:48,090 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:04:48,100 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_5c283951-8fdf-4e4c-9778-1b59f37ddd67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7fbb529a976040c89cd70a0b8d5b61be73ce36c7349c078c8ffac4cad389477 [2023-12-02 21:04:48,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:04:48,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:04:48,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:04:48,367 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:04:48,367 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:04:48,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal28.c [2023-12-02 21:04:51,147 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:04:51,659 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:04:51,659 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal28.c [2023-12-02 21:04:51,721 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/data/aec3a8bb4/f66c4670d3324a0facfc73ef1fc606aa/FLAG3b201a621 [2023-12-02 21:04:51,738 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/data/aec3a8bb4/f66c4670d3324a0facfc73ef1fc606aa [2023-12-02 21:04:51,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:04:51,742 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:04:51,743 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:04:51,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:04:51,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:04:51,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:04:51" (1/1) ... [2023-12-02 21:04:51,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f419cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:51, skipping insertion in model container [2023-12-02 21:04:51,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:04:51" (1/1) ... [2023-12-02 21:04:51,938 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:04:52,200 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_5c283951-8fdf-4e4c-9778-1b59f37ddd67/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal28.c[1245,1258] [2023-12-02 21:04:53,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:04:53,286 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:04:53,298 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_5c283951-8fdf-4e4c-9778-1b59f37ddd67/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal28.c[1245,1258] [2023-12-02 21:04:54,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:04:54,190 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:04:54,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54 WrapperNode [2023-12-02 21:04:54,190 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:04:54,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:04:54,192 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:04:54,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:04:54,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54" (1/1) ... [2023-12-02 21:04:54,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54" (1/1) ... [2023-12-02 21:04:57,028 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40949 [2023-12-02 21:04:57,028 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:04:57,029 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:04:57,029 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:04:57,029 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:04:57,036 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54" (1/1) ... [2023-12-02 21:04:57,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54" (1/1) ... [2023-12-02 21:04:57,576 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54" (1/1) ... [2023-12-02 21:04:57,576 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54" (1/1) ... [2023-12-02 21:04:58,328 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54" (1/1) ... [2023-12-02 21:04:58,460 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54" (1/1) ... [2023-12-02 21:04:58,658 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54" (1/1) ... [2023-12-02 21:04:58,776 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54" (1/1) ... [2023-12-02 21:04:59,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:04:59,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:04:59,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:04:59,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:04:59,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:54" (1/1) ... [2023-12-02 21:04:59,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:04:59,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:04:59,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:04:59,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:04:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:04:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:04:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:04:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:05:00,877 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:05:00,879 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:05:24,515 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:07:05,644 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:07:05,644 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:07:05,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:07:05 BoogieIcfgContainer [2023-12-02 21:07:05,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:07:05,647 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:07:05,647 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:07:05,655 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:07:05,655 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:07:05" (1/1) ... [2023-12-02 21:07:05,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:07:05,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:07:05,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 21:07:05,705 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 21:07:05,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:07:05,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:07:05,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:07:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:07:07,127 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:07:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:07:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:07:09,939 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:07:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:07:12,022 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 21:07:12,078 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-02 21:07:12,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:07:12 ImpRootNode [2023-12-02 21:07:12,093 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:07:12,094 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:07:12,094 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:07:12,095 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:07:12,095 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:07:05" (3/4) ... [2023-12-02 21:07:12,097 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:07:12,099 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:07:12,100 INFO L158 Benchmark]: Toolchain (without parser) took 140357.44ms. Allocated memory was 157.3MB in the beginning and 12.7GB in the end (delta: 12.5GB). Free memory was 107.1MB in the beginning and 10.2GB in the end (delta: -10.1GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. [2023-12-02 21:07:12,100 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 123.7MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:07:12,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2447.34ms. Allocated memory was 157.3MB in the beginning and 325.1MB in the end (delta: 167.8MB). Free memory was 106.6MB in the beginning and 105.5MB in the end (delta: 1.2MB). Peak memory consumption was 196.1MB. Max. memory is 16.1GB. [2023-12-02 21:07:12,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 2836.91ms. Allocated memory was 325.1MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 105.5MB in the beginning and 1.1GB in the end (delta: -989.5MB). Peak memory consumption was 546.6MB. Max. memory is 16.1GB. [2023-12-02 21:07:12,103 INFO L158 Benchmark]: Boogie Preprocessor took 2238.01ms. Allocated memory was 1.7GB in the beginning and 5.2GB in the end (delta: 3.5GB). Free memory was 1.1GB in the beginning and 4.3GB in the end (delta: -3.2GB). Peak memory consumption was 268.4MB. Max. memory is 16.1GB. [2023-12-02 21:07:12,103 INFO L158 Benchmark]: RCFGBuilder took 126378.10ms. Allocated memory was 5.2GB in the beginning and 12.7GB in the end (delta: 7.5GB). Free memory was 4.3GB in the beginning and 10.2GB in the end (delta: -5.9GB). Peak memory consumption was 5.9GB. Max. memory is 16.1GB. [2023-12-02 21:07:12,104 INFO L158 Benchmark]: CodeCheck took 6446.95ms. Allocated memory is still 12.7GB. Free memory was 10.2GB in the beginning and 10.2GB in the end (delta: 9.7MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-12-02 21:07:12,104 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 12.7GB. Free memory is still 10.2GB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:07:12,108 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: 6.4s, 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, 0.6s 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 465, overapproximation of bitwiseAnd at line 345. 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_21 mask_SORT_21 = (SORT_21)-1 >> (sizeof(SORT_21) * 8 - 12); [L42] const SORT_21 msb_SORT_21 = (SORT_21)1 << (12 - 1); [L44] const SORT_29 mask_SORT_29 = (SORT_29)-1 >> (sizeof(SORT_29) * 8 - 3); [L45] const SORT_29 msb_SORT_29 = (SORT_29)1 << (3 - 1); [L47] const SORT_36 mask_SORT_36 = (SORT_36)-1 >> (sizeof(SORT_36) * 8 - 5); [L48] const SORT_36 msb_SORT_36 = (SORT_36)1 << (5 - 1); [L50] const SORT_47 mask_SORT_47 = (SORT_47)-1 >> (sizeof(SORT_47) * 8 - 6); [L51] const SORT_47 msb_SORT_47 = (SORT_47)1 << (6 - 1); [L53] const SORT_259 mask_SORT_259 = (SORT_259)-1 >> (sizeof(SORT_259) * 8 - 7); [L54] const SORT_259 msb_SORT_259 = (SORT_259)1 << (7 - 1); [L56] const SORT_262 mask_SORT_262 = (SORT_262)-1 >> (sizeof(SORT_262) * 8 - 9); [L57] const SORT_262 msb_SORT_262 = (SORT_262)1 << (9 - 1); [L59] const SORT_264 mask_SORT_264 = (SORT_264)-1 >> (sizeof(SORT_264) * 8 - 10); [L60] const SORT_264 msb_SORT_264 = (SORT_264)1 << (10 - 1); [L62] const SORT_266 mask_SORT_266 = (SORT_266)-1 >> (sizeof(SORT_266) * 8 - 11); [L63] const SORT_266 msb_SORT_266 = (SORT_266)1 << (11 - 1); [L65] const SORT_601 mask_SORT_601 = (SORT_601)-1 >> (sizeof(SORT_601) * 8 - 14); [L66] const SORT_601 msb_SORT_601 = (SORT_601)1 << (14 - 1); [L68] const SORT_603 mask_SORT_603 = (SORT_603)-1 >> (sizeof(SORT_603) * 8 - 16); [L69] const SORT_603 msb_SORT_603 = (SORT_603)1 << (16 - 1); [L71] const SORT_605 mask_SORT_605 = (SORT_605)-1 >> (sizeof(SORT_605) * 8 - 22); [L72] const SORT_605 msb_SORT_605 = (SORT_605)1 << (22 - 1); [L74] const SORT_607 mask_SORT_607 = (SORT_607)-1 >> (sizeof(SORT_607) * 8 - 24); [L75] const SORT_607 msb_SORT_607 = (SORT_607)1 << (24 - 1); [L77] const SORT_609 mask_SORT_609 = (SORT_609)-1 >> (sizeof(SORT_609) * 8 - 30); [L78] const SORT_609 msb_SORT_609 = (SORT_609)1 << (30 - 1); [L80] const SORT_650 mask_SORT_650 = (SORT_650)-1 >> (sizeof(SORT_650) * 8 - 13); [L81] const SORT_650 msb_SORT_650 = (SORT_650)1 << (13 - 1); [L83] const SORT_686 mask_SORT_686 = (SORT_686)-1 >> (sizeof(SORT_686) * 8 - 15); [L84] const SORT_686 msb_SORT_686 = (SORT_686)1 << (15 - 1); [L86] const SORT_691 mask_SORT_691 = (SORT_691)-1 >> (sizeof(SORT_691) * 8 - 17); [L87] const SORT_691 msb_SORT_691 = (SORT_691)1 << (17 - 1); [L89] const SORT_694 mask_SORT_694 = (SORT_694)-1 >> (sizeof(SORT_694) * 8 - 18); [L90] const SORT_694 msb_SORT_694 = (SORT_694)1 << (18 - 1); [L92] const SORT_697 mask_SORT_697 = (SORT_697)-1 >> (sizeof(SORT_697) * 8 - 19); [L93] const SORT_697 msb_SORT_697 = (SORT_697)1 << (19 - 1); [L95] const SORT_700 mask_SORT_700 = (SORT_700)-1 >> (sizeof(SORT_700) * 8 - 20); [L96] const SORT_700 msb_SORT_700 = (SORT_700)1 << (20 - 1); [L98] const SORT_703 mask_SORT_703 = (SORT_703)-1 >> (sizeof(SORT_703) * 8 - 21); [L99] const SORT_703 msb_SORT_703 = (SORT_703)1 << (21 - 1); [L101] const SORT_708 mask_SORT_708 = (SORT_708)-1 >> (sizeof(SORT_708) * 8 - 23); [L102] const SORT_708 msb_SORT_708 = (SORT_708)1 << (23 - 1); [L104] const SORT_713 mask_SORT_713 = (SORT_713)-1 >> (sizeof(SORT_713) * 8 - 25); [L105] const SORT_713 msb_SORT_713 = (SORT_713)1 << (25 - 1); [L107] const SORT_716 mask_SORT_716 = (SORT_716)-1 >> (sizeof(SORT_716) * 8 - 26); [L108] const SORT_716 msb_SORT_716 = (SORT_716)1 << (26 - 1); [L110] const SORT_719 mask_SORT_719 = (SORT_719)-1 >> (sizeof(SORT_719) * 8 - 27); [L111] const SORT_719 msb_SORT_719 = (SORT_719)1 << (27 - 1); [L113] const SORT_722 mask_SORT_722 = (SORT_722)-1 >> (sizeof(SORT_722) * 8 - 28); [L114] const SORT_722 msb_SORT_722 = (SORT_722)1 << (28 - 1); [L116] const SORT_725 mask_SORT_725 = (SORT_725)-1 >> (sizeof(SORT_725) * 8 - 29); [L117] const SORT_725 msb_SORT_725 = (SORT_725)1 << (29 - 1); [L119] const SORT_730 mask_SORT_730 = (SORT_730)-1 >> (sizeof(SORT_730) * 8 - 31); [L120] const SORT_730 msb_SORT_730 = (SORT_730)1 << (31 - 1); [L122] const SORT_775 mask_SORT_775 = (SORT_775)-1 >> (sizeof(SORT_775) * 8 - 33); [L123] const SORT_775 msb_SORT_775 = (SORT_775)1 << (33 - 1); [L125] const SORT_3152 mask_SORT_3152 = (SORT_3152)-1 >> (sizeof(SORT_3152) * 8 - 34); [L126] const SORT_3152 msb_SORT_3152 = (SORT_3152)1 << (34 - 1); [L128] const SORT_3 var_79 = 0; [L129] const SORT_11 var_89 = 0; [L130] const SORT_1 var_93 = 0; [L131] const SORT_3 var_120 = 1; [L132] const SORT_1 var_134 = 3; [L133] const SORT_1 var_136 = 2; [L134] const SORT_1 var_138 = 1; [L135] const SORT_29 var_142 = 1; [L136] const SORT_29 var_145 = 3; [L137] const SORT_29 var_148 = 2; [L138] const SORT_29 var_152 = 5; [L139] const SORT_29 var_155 = 7; [L140] const SORT_29 var_158 = 6; [L141] const SORT_29 var_162 = 4; [L142] const SORT_9 var_188 = 0; [L143] const SORT_36 var_209 = 11; [L144] const SORT_36 var_211 = 10; [L145] const SORT_36 var_213 = 2; [L146] const SORT_36 var_215 = 9; [L147] const SORT_36 var_230 = 21; [L148] const SORT_36 var_232 = 20; [L149] const SORT_36 var_234 = 19; [L150] const SORT_36 var_236 = 18; [L151] const SORT_36 var_238 = 17; [L152] const SORT_36 var_240 = 16; [L153] const SORT_36 var_242 = 15; [L154] const SORT_36 var_244 = 14; [L155] const SORT_36 var_246 = 8; [L156] const SORT_36 var_248 = 6; [L157] const SORT_36 var_250 = 3; [L158] const SORT_36 var_252 = 5; [L159] const SORT_36 var_270 = 4; [L160] const SORT_36 var_272 = 1; [L161] const SORT_36 var_282 = 7; [L162] const SORT_36 var_300 = 13; [L163] const SORT_36 var_308 = 12; [L164] const SORT_36 var_329 = 23; [L165] const SORT_36 var_332 = 22; [L166] const SORT_36 var_341 = 25; [L167] const SORT_36 var_344 = 27; [L168] const SORT_36 var_347 = 26; [L169] const SORT_36 var_351 = 29; [L170] const SORT_36 var_354 = 31; [L171] const SORT_36 var_357 = 30; [L172] const SORT_36 var_361 = 28; [L173] const SORT_36 var_367 = 24; [L174] const SORT_47 var_390 = 0; [L175] const SORT_9 var_466 = 3; [L176] const SORT_29 var_508 = 0; [L177] const SORT_650 var_651 = 0; [L178] const SORT_21 var_652 = 0; [L179] const SORT_775 var_776 = 0; [L180] const SORT_9 var_941 = 2; [L181] const SORT_9 var_944 = 1; [L182] const SORT_6 var_1384 = 8; [L183] const SORT_716 var_1392 = 0; [L184] const SORT_9 var_1473 = 255; [L185] const SORT_47 var_1477 = 1; [L186] const SORT_6 var_1593 = 0; [L187] const SORT_36 var_2505 = 0; [L188] const SORT_6 var_2532 = 1; [L189] const SORT_6 var_2535 = 3; [L190] const SORT_6 var_2538 = 2; [L191] const SORT_6 var_2542 = 5; [L192] const SORT_6 var_2545 = 7; [L193] const SORT_6 var_2548 = 6; [L194] const SORT_6 var_2552 = 4; [L195] const SORT_6 var_2558 = 9; [L196] const SORT_6 var_2561 = 11; [L197] const SORT_6 var_2564 = 10; [L198] const SORT_6 var_2568 = 13; [L199] const SORT_6 var_2571 = 15; [L200] const SORT_6 var_2574 = 14; [L201] const SORT_6 var_2578 = 12; [L202] const SORT_722 var_2764 = 0; [L203] const SORT_3152 var_3154 = 0; [L205] SORT_1 input_2; [L206] SORT_3 input_4; [L207] SORT_3 input_5; [L208] SORT_6 input_7; [L209] SORT_3 input_8; [L210] SORT_9 input_10; [L211] SORT_11 input_12; [L212] SORT_1 input_13; [L213] SORT_9 input_14; [L214] SORT_9 input_15; [L215] SORT_9 input_16; [L216] SORT_1 input_17; [L217] SORT_9 input_18; [L218] SORT_9 input_19; [L219] SORT_9 input_20; [L220] SORT_21 input_22; [L221] SORT_3 input_23; [L222] SORT_3 input_24; [L223] SORT_3 input_25; [L224] SORT_3 input_26; [L225] SORT_3 input_27; [L226] SORT_1 input_28; [L227] SORT_29 input_30; [L228] SORT_1 input_31; [L229] SORT_3 input_32; [L230] SORT_3 input_33; [L231] SORT_3 input_34; [L232] SORT_3 input_35; [L233] SORT_36 input_37; [L234] SORT_1 input_38; [L235] SORT_9 input_39; [L236] SORT_11 input_40; [L237] SORT_29 input_41; [L238] SORT_9 input_42; [L239] SORT_1 input_43; [L240] SORT_11 input_44; [L241] SORT_3 input_45; [L242] SORT_1 input_46; [L243] SORT_47 input_48; [L244] SORT_1 input_49; [L245] SORT_47 input_50; [L246] SORT_1 input_51; [L247] SORT_47 input_52; [L248] SORT_1 input_53; [L249] SORT_47 input_54; [L250] SORT_1 input_55; [L251] SORT_3 input_56; [L252] SORT_9 input_57; [L253] SORT_3 input_58; [L254] SORT_3 input_59; [L255] SORT_11 input_60; [L256] SORT_11 input_61; [L257] SORT_9 input_62; [L258] SORT_11 input_63; [L259] SORT_47 input_64; [L260] SORT_1 input_65; [L261] SORT_47 input_66; [L262] SORT_1 input_67; [L263] SORT_47 input_68; [L264] SORT_1 input_69; [L265] SORT_47 input_70; [L266] SORT_1 input_71; [L267] SORT_29 input_72; [L268] SORT_9 input_73; [L269] SORT_1 input_74; [L270] SORT_9 input_75; [L271] SORT_3 input_76; [L272] SORT_1 input_77; [L273] SORT_1 input_78; [L275] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L275] SORT_3 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L276] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L276] SORT_3 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L277] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L277] SORT_3 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L278] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L278] SORT_11 state_90 = __VERIFIER_nondet_uint() & mask_SORT_11; [L279] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L279] SORT_1 state_94 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L280] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L280] SORT_11 state_106 = __VERIFIER_nondet_uint() & mask_SORT_11; [L281] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L281] SORT_3 state_124 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L282] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L282] SORT_1 state_127 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L283] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L283] SORT_9 state_189 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L284] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L284] SORT_1 state_414 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L285] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L285] SORT_9 state_496 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L286] EXPR __VERIFIER_nondet_uchar() & mask_SORT_29 [L286] SORT_29 state_509 = __VERIFIER_nondet_uchar() & mask_SORT_29; [L287] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L287] SORT_11 state_531 = __VERIFIER_nondet_uint() & mask_SORT_11; [L288] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L288] SORT_47 state_576 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L289] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L289] SORT_1 state_579 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L290] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L290] SORT_47 state_582 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L291] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L291] SORT_1 state_585 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L292] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L292] SORT_47 state_588 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L293] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L293] SORT_1 state_591 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L294] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L294] SORT_47 state_594 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L295] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L295] SORT_1 state_597 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L296] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L296] SORT_9 state_627 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L298] SORT_3 init_81_arg_1 = var_79; [L299] state_80 = init_81_arg_1 [L300] SORT_3 init_84_arg_1 = var_79; [L301] state_83 = init_84_arg_1 [L302] SORT_3 init_86_arg_1 = var_79; [L303] state_85 = init_86_arg_1 [L304] SORT_11 init_91_arg_1 = var_89; [L305] state_90 = init_91_arg_1 [L306] SORT_1 init_95_arg_1 = var_93; [L307] state_94 = init_95_arg_1 [L308] SORT_11 init_107_arg_1 = var_89; [L309] state_106 = init_107_arg_1 [L310] SORT_3 init_125_arg_1 = var_79; [L311] state_124 = init_125_arg_1 [L312] SORT_1 init_128_arg_1 = var_93; [L313] state_127 = init_128_arg_1 [L314] SORT_9 init_190_arg_1 = var_188; [L315] state_189 = init_190_arg_1 [L316] SORT_1 init_415_arg_1 = var_93; [L317] state_414 = init_415_arg_1 [L318] SORT_9 init_497_arg_1 = var_188; [L319] state_496 = init_497_arg_1 [L320] SORT_29 init_510_arg_1 = var_508; [L321] state_509 = init_510_arg_1 [L322] SORT_11 init_532_arg_1 = var_89; [L323] state_531 = init_532_arg_1 [L324] SORT_47 init_577_arg_1 = var_390; [L325] state_576 = init_577_arg_1 [L326] SORT_1 init_580_arg_1 = var_93; [L327] state_579 = init_580_arg_1 [L328] SORT_47 init_583_arg_1 = var_390; [L329] state_582 = init_583_arg_1 [L330] SORT_1 init_586_arg_1 = var_93; [L331] state_585 = init_586_arg_1 [L332] SORT_47 init_589_arg_1 = var_390; [L333] state_588 = init_589_arg_1 [L334] SORT_1 init_592_arg_1 = var_93; [L335] state_591 = init_592_arg_1 [L336] SORT_47 init_595_arg_1 = var_390; [L337] state_594 = init_595_arg_1 [L338] SORT_1 init_598_arg_1 = var_93; [L339] state_597 = init_598_arg_1 [L340] SORT_9 init_628_arg_1 = var_188; [L341] state_627 = init_628_arg_1 VAL [init_107_arg_1=0, init_125_arg_1=0, init_128_arg_1=0, init_190_arg_1=0, init_415_arg_1=0, init_497_arg_1=0, init_510_arg_1=0, init_532_arg_1=0, init_577_arg_1=0, init_580_arg_1=0, init_583_arg_1=0, init_586_arg_1=0, init_589_arg_1=0, init_592_arg_1=0, init_595_arg_1=0, init_598_arg_1=0, init_628_arg_1=0, init_81_arg_1=0, init_84_arg_1=0, init_86_arg_1=0, init_91_arg_1=0, init_95_arg_1=0, mask_SORT_11=4294967295, mask_SORT_1=3, mask_SORT_21=4095, mask_SORT_259=127, mask_SORT_262=511, mask_SORT_264=1023, mask_SORT_266=2047, mask_SORT_29=7, mask_SORT_3152=17179869183, mask_SORT_36=31, mask_SORT_3=1, mask_SORT_47=63, mask_SORT_601=16383, mask_SORT_603=65535, mask_SORT_605=4194303, mask_SORT_607=16777215, mask_SORT_609=1073741823, mask_SORT_650=8191, mask_SORT_686=32767, mask_SORT_691=131071, mask_SORT_694=262143, mask_SORT_697=524287, mask_SORT_6=15, mask_SORT_700=1048575, mask_SORT_703=2097151, mask_SORT_708=8388607, mask_SORT_713=33554431, mask_SORT_716=67108863, mask_SORT_719=134217727, mask_SORT_722=268435455, mask_SORT_725=536870911, mask_SORT_730=2147483647, mask_SORT_775=8589934591, mask_SORT_9=255, msb_SORT_11=2147483648, msb_SORT_1=2, msb_SORT_21=2048, msb_SORT_259=64, msb_SORT_262=256, msb_SORT_264=512, msb_SORT_266=1024, msb_SORT_29=4, msb_SORT_3152=8589934592, msb_SORT_36=16, msb_SORT_3=1, msb_SORT_47=32, msb_SORT_601=8192, msb_SORT_603=32768, msb_SORT_605=2097152, msb_SORT_607=8388608, msb_SORT_609=536870912, msb_SORT_650=4096, msb_SORT_686=16384, msb_SORT_691=65536, msb_SORT_694=131072, msb_SORT_697=262144, msb_SORT_6=8, msb_SORT_700=524288, msb_SORT_703=1048576, msb_SORT_708=4194304, msb_SORT_713=16777216, msb_SORT_716=33554432, msb_SORT_719=67108864, msb_SORT_722=134217728, msb_SORT_725=268435456, msb_SORT_730=1073741824, msb_SORT_775=4294967296, msb_SORT_9=128, state_106=0, state_124=0, state_127=0, state_189=0, state_414=0, state_496=0, state_509=0, state_531=0, state_576=0, state_579=0, state_582=0, state_585=0, state_588=0, state_591=0, state_594=0, state_597=0, state_627=0, state_80=0, state_83=0, state_85=0, state_90=0, state_94=0, var_120=1, var_134=3, var_136=2, var_1384=8, var_138=1, var_1392=0, var_142=1, var_145=3, var_1473=255, var_1477=1, var_148=2, var_152=5, var_155=7, var_158=6, var_1593=0, var_162=4, var_188=0, var_209=11, var_211=10, var_213=2, var_215=9, var_230=21, var_232=20, var_234=19, var_236=18, var_238=17, var_240=16, var_242=15, var_244=14, var_246=8, var_248=6, var_2505=0, var_250=3, var_252=5, var_2532=1, var_2535=3, var_2538=2, var_2542=5, var_2545=7, var_2548=6, var_2552=4, var_2558=9, var_2561=11, var_2564=10, var_2568=13, var_2571=15, var_2574=14, var_2578=12, var_270=4, var_272=1, var_2764=0, var_282=7, var_300=13, var_308=12, var_3154=0, var_329=23, var_332=22, var_341=25, var_344=27, var_347=26, var_351=29, var_354=31, var_357=30, var_361=28, var_367=24, var_390=0, var_466=3, var_508=0, var_651=0, var_652=0, var_776=0, var_79=0, var_89=0, var_93=0, var_941=2, var_944=1] [L344] input_2 = __VERIFIER_nondet_uchar() [L345] EXPR input_2 & mask_SORT_1 [L345] input_2 = input_2 & mask_SORT_1 [L346] input_4 = __VERIFIER_nondet_uchar() [L347] input_5 = __VERIFIER_nondet_uchar() [L348] EXPR input_5 & mask_SORT_3 [L348] input_5 = input_5 & mask_SORT_3 [L349] input_7 = __VERIFIER_nondet_uchar() [L350] EXPR input_7 & mask_SORT_6 [L350] input_7 = input_7 & mask_SORT_6 [L351] input_8 = __VERIFIER_nondet_uchar() [L352] EXPR input_8 & mask_SORT_3 [L352] input_8 = input_8 & mask_SORT_3 [L353] input_10 = __VERIFIER_nondet_uchar() [L354] input_12 = __VERIFIER_nondet_uint() [L355] input_13 = __VERIFIER_nondet_uchar() [L356] EXPR input_13 & mask_SORT_1 [L356] input_13 = input_13 & mask_SORT_1 [L357] input_14 = __VERIFIER_nondet_uchar() [L358] input_15 = __VERIFIER_nondet_uchar() [L359] input_16 = __VERIFIER_nondet_uchar() [L360] input_17 = __VERIFIER_nondet_uchar() [L361] EXPR input_17 & mask_SORT_1 [L361] input_17 = input_17 & mask_SORT_1 [L362] input_18 = __VERIFIER_nondet_uchar() [L363] input_19 = __VERIFIER_nondet_uchar() [L364] input_20 = __VERIFIER_nondet_uchar() [L365] input_22 = __VERIFIER_nondet_ushort() [L366] input_23 = __VERIFIER_nondet_uchar() [L367] EXPR input_23 & mask_SORT_3 [L367] input_23 = input_23 & mask_SORT_3 [L368] input_24 = __VERIFIER_nondet_uchar() [L369] EXPR input_24 & mask_SORT_3 [L369] input_24 = input_24 & mask_SORT_3 [L370] input_25 = __VERIFIER_nondet_uchar() [L371] input_26 = __VERIFIER_nondet_uchar() [L372] EXPR input_26 & mask_SORT_3 [L372] input_26 = input_26 & mask_SORT_3 [L373] input_27 = __VERIFIER_nondet_uchar() [L374] EXPR input_27 & mask_SORT_3 [L374] input_27 = input_27 & mask_SORT_3 [L375] input_28 = __VERIFIER_nondet_uchar() [L376] EXPR input_28 & mask_SORT_1 [L376] input_28 = input_28 & mask_SORT_1 [L377] input_30 = __VERIFIER_nondet_uchar() [L378] EXPR input_30 & mask_SORT_29 [L378] input_30 = input_30 & mask_SORT_29 [L379] input_31 = __VERIFIER_nondet_uchar() [L380] EXPR input_31 & mask_SORT_1 [L380] input_31 = input_31 & mask_SORT_1 [L381] input_32 = __VERIFIER_nondet_uchar() [L382] EXPR input_32 & mask_SORT_3 [L382] input_32 = input_32 & mask_SORT_3 [L383] input_33 = __VERIFIER_nondet_uchar() [L384] input_34 = __VERIFIER_nondet_uchar() [L385] input_35 = __VERIFIER_nondet_uchar() [L386] EXPR input_35 & mask_SORT_3 [L386] input_35 = input_35 & mask_SORT_3 [L387] input_37 = __VERIFIER_nondet_uchar() [L388] EXPR input_37 & mask_SORT_36 [L388] input_37 = input_37 & mask_SORT_36 [L389] input_38 = __VERIFIER_nondet_uchar() [L390] input_39 = __VERIFIER_nondet_uchar() [L391] input_40 = __VERIFIER_nondet_uint() [L392] input_41 = __VERIFIER_nondet_uchar() [L393] input_42 = __VERIFIER_nondet_uchar() [L394] input_43 = __VERIFIER_nondet_uchar() [L395] input_44 = __VERIFIER_nondet_uint() [L396] input_45 = __VERIFIER_nondet_uchar() [L397] input_46 = __VERIFIER_nondet_uchar() [L398] input_48 = __VERIFIER_nondet_uchar() [L399] input_49 = __VERIFIER_nondet_uchar() [L400] input_50 = __VERIFIER_nondet_uchar() [L401] input_51 = __VERIFIER_nondet_uchar() [L402] input_52 = __VERIFIER_nondet_uchar() [L403] input_53 = __VERIFIER_nondet_uchar() [L404] input_54 = __VERIFIER_nondet_uchar() [L405] input_55 = __VERIFIER_nondet_uchar() [L406] input_56 = __VERIFIER_nondet_uchar() [L407] input_57 = __VERIFIER_nondet_uchar() [L408] input_58 = __VERIFIER_nondet_uchar() [L409] input_59 = __VERIFIER_nondet_uchar() [L410] input_60 = __VERIFIER_nondet_uint() [L411] input_61 = __VERIFIER_nondet_uint() [L412] input_62 = __VERIFIER_nondet_uchar() [L413] input_63 = __VERIFIER_nondet_uint() [L414] input_64 = __VERIFIER_nondet_uchar() [L415] input_65 = __VERIFIER_nondet_uchar() [L416] input_66 = __VERIFIER_nondet_uchar() [L417] input_67 = __VERIFIER_nondet_uchar() [L418] input_68 = __VERIFIER_nondet_uchar() [L419] input_69 = __VERIFIER_nondet_uchar() [L420] input_70 = __VERIFIER_nondet_uchar() [L421] input_71 = __VERIFIER_nondet_uchar() [L422] input_72 = __VERIFIER_nondet_uchar() [L423] input_73 = __VERIFIER_nondet_uchar() [L424] input_74 = __VERIFIER_nondet_uchar() [L425] input_75 = __VERIFIER_nondet_uchar() [L426] input_76 = __VERIFIER_nondet_uchar() [L427] input_77 = __VERIFIER_nondet_uchar() [L428] input_78 = __VERIFIER_nondet_uchar() [L431] SORT_3 var_82_arg_0 = state_80; [L432] SORT_3 var_82 = ~var_82_arg_0; [L433] SORT_3 var_87_arg_0 = state_85; [L434] SORT_3 var_87_arg_1 = state_83; [L435] SORT_3 var_87_arg_2 = input_45; [L436] SORT_3 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L437] SORT_3 var_96_arg_0 = state_85; [L438] SORT_1 var_96_arg_1 = state_94; [L439] SORT_1 var_96_arg_2 = input_43; [L440] SORT_1 var_96 = var_96_arg_0 ? var_96_arg_1 : var_96_arg_2; [L441] SORT_1 var_99_arg_0 = var_96; [L442] SORT_3 var_99 = var_99_arg_0 >> 0; [L443] EXPR var_99 & mask_SORT_3 [L443] var_99 = var_99 & mask_SORT_3 [L444] SORT_1 var_97_arg_0 = var_96; [L445] SORT_3 var_97 = var_97_arg_0 >> 1; [L446] EXPR var_97 & mask_SORT_3 [L446] var_97 = var_97 & mask_SORT_3 [L447] SORT_3 var_92_arg_0 = state_85; [L448] SORT_11 var_92_arg_1 = state_90; [L449] SORT_11 var_92_arg_2 = input_44; [L450] SORT_11 var_92 = var_92_arg_0 ? var_92_arg_1 : var_92_arg_2; [L451] SORT_3 var_98_arg_0 = var_97; [L452] SORT_11 var_98_arg_1 = var_92; [L453] SORT_11 var_98_arg_2 = var_89; [L454] SORT_11 var_98 = var_98_arg_0 ? var_98_arg_1 : var_98_arg_2; [L455] SORT_3 var_100_arg_0 = var_99; [L456] SORT_11 var_100_arg_1 = var_89; [L457] SORT_11 var_100_arg_2 = var_98; [L458] SORT_11 var_100 = var_100_arg_0 ? var_100_arg_1 : var_100_arg_2; [L459] EXPR var_100 & mask_SORT_11 [L459] var_100 = var_100 & mask_SORT_11 [L460] SORT_11 var_101_arg_0 = var_100; [L461] SORT_3 var_101 = var_101_arg_0 >> 0; [L462] EXPR var_101 & mask_SORT_3 [L462] var_101 = var_101 & mask_SORT_3 [L463] SORT_3 var_102_arg_0 = var_87; [L464] SORT_3 var_102_arg_1 = var_101; [L465] EXPR ((SORT_1)var_102_arg_0 << 1) | var_102_arg_1 [L465] SORT_1 var_102 = ((SORT_1)var_102_arg_0 << 1) | var_102_arg_1; [L466] EXPR var_102 & mask_SORT_1 [L466] var_102 = var_102 & mask_SORT_1 [L467] SORT_1 var_103_arg_0 = var_102; [L468] SORT_3 var_103 = var_103_arg_0 == mask_SORT_1; [L469] SORT_3 var_88_arg_0 = var_87; [L470] SORT_3 var_88 = ~var_88_arg_0; [L471] EXPR var_88 & mask_SORT_3 [L471] var_88 = var_88 & mask_SORT_3 [L472] SORT_3 var_104_arg_0 = var_103; [L473] SORT_3 var_104_arg_1 = var_88; [L474] EXPR ((SORT_1)var_104_arg_0 << 1) | var_104_arg_1 [L474] SORT_1 var_104 = ((SORT_1)var_104_arg_0 << 1) | var_104_arg_1; [L475] EXPR var_104 & mask_SORT_1 [L475] var_104 = var_104 & mask_SORT_1 [L476] SORT_1 var_105_arg_0 = var_104; [L477] SORT_3 var_105 = var_105_arg_0 != 0; [L478] SORT_3 var_108_arg_0 = state_85; [L479] SORT_11 var_108_arg_1 = state_106; [L480] SORT_11 var_108_arg_2 = input_44; [L481] SORT_11 var_108 = var_108_arg_0 ? var_108_arg_1 : var_108_arg_2; [L482] SORT_3 var_109_arg_0 = var_97; [L483] SORT_11 var_109_arg_1 = var_108; [L484] SORT_11 var_109_arg_2 = var_89; [L485] SORT_11 var_109 = var_109_arg_0 ? var_109_arg_1 : var_109_arg_2; [L486] SORT_3 var_110_arg_0 = var_99; [L487] SORT_11 var_110_arg_1 = var_89; [L488] SORT_11 var_110_arg_2 = var_109; [L489] SORT_11 var_110 = var_110_arg_0 ? var_110_arg_1 : var_110_arg_2; [L490] SORT_11 var_111_arg_0 = var_110; [L491] SORT_3 var_111 = var_111_arg_0 >> 0; [L492] EXPR var_111 & mask_SORT_3 [L492] var_111 = var_111 & mask_SORT_3 [L493] SORT_3 var_112_arg_0 = var_87; [L494] SORT_3 var_112_arg_1 = var_111; [L495] EXPR ((SORT_1)var_112_arg_0 << 1) | var_112_arg_1 [L495] SORT_1 var_112 = ((SORT_1)var_112_arg_0 << 1) | var_112_arg_1; [L496] EXPR var_112 & mask_SORT_1 [L496] var_112 = var_112 & mask_SORT_1 [L497] SORT_1 var_113_arg_0 = var_112; [L498] SORT_3 var_113 = var_113_arg_0 == mask_SORT_1; [L499] SORT_3 var_114_arg_0 = var_113; [L500] SORT_3 var_114_arg_1 = var_88; [L501] EXPR ((SORT_1)var_114_arg_0 << 1) | var_114_arg_1 [L501] SORT_1 var_114 = ((SORT_1)var_114_arg_0 << 1) | var_114_arg_1; [L502] EXPR var_114 & mask_SORT_1 [L502] var_114 = var_114 & mask_SORT_1 [L503] SORT_1 var_115_arg_0 = var_114; [L504] SORT_3 var_115 = var_115_arg_0 != 0; [L505] SORT_3 var_116_arg_0 = var_105; [L506] SORT_3 var_116_arg_1 = var_115; [L507] SORT_3 var_116 = var_116_arg_0 == var_116_arg_1; [L508] SORT_3 var_117_arg_0 = var_82; [L509] SORT_3 var_117_arg_1 = var_116; [L510] EXPR var_117_arg_0 | var_117_arg_1 [L510] SORT_3 var_117 = var_117_arg_0 | var_117_arg_1; [L511] SORT_3 var_121_arg_0 = var_117; [L512] SORT_3 var_121 = ~var_121_arg_0; [L513] SORT_3 var_122_arg_0 = var_120; [L514] SORT_3 var_122_arg_1 = var_121; [L515] EXPR var_122_arg_0 & var_122_arg_1 [L515] SORT_3 var_122 = var_122_arg_0 & var_122_arg_1; [L516] EXPR var_122 & mask_SORT_3 [L516] var_122 = var_122 & mask_SORT_3 [L517] SORT_3 bad_123_arg_0 = var_122; [L518] CALL __VERIFIER_assert(!(bad_123_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 0.14ms. Allocated memory is still 123.7MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2447.34ms. Allocated memory was 157.3MB in the beginning and 325.1MB in the end (delta: 167.8MB). Free memory was 106.6MB in the beginning and 105.5MB in the end (delta: 1.2MB). Peak memory consumption was 196.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2836.91ms. Allocated memory was 325.1MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 105.5MB in the beginning and 1.1GB in the end (delta: -989.5MB). Peak memory consumption was 546.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2238.01ms. Allocated memory was 1.7GB in the beginning and 5.2GB in the end (delta: 3.5GB). Free memory was 1.1GB in the beginning and 4.3GB in the end (delta: -3.2GB). Peak memory consumption was 268.4MB. Max. memory is 16.1GB. * RCFGBuilder took 126378.10ms. Allocated memory was 5.2GB in the beginning and 12.7GB in the end (delta: 7.5GB). Free memory was 4.3GB in the beginning and 10.2GB in the end (delta: -5.9GB). Peak memory consumption was 5.9GB. Max. memory is 16.1GB. * CodeCheck took 6446.95ms. Allocated memory is still 12.7GB. Free memory was 10.2GB in the beginning and 10.2GB in the end (delta: 9.7MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 12.7GB. 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 21:07:12,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/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_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/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_5c283951-8fdf-4e4c-9778-1b59f37ddd67/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 a7fbb529a976040c89cd70a0b8d5b61be73ce36c7349c078c8ffac4cad389477 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:07:14,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:07:14,668 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 21:07:14,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:07:14,700 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:07:14,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:07:14,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:07:14,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:07:14,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:07:14,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:07:14,704 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:07:14,705 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:07:14,705 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:07:14,706 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:07:14,706 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:07:14,707 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:07:14,707 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:07:14,708 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:07:14,709 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:07:14,709 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:07:14,710 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:07:14,710 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:07:14,711 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:07:14,711 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:07:14,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:07:14,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:07:14,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:07:14,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:07:14,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:07:14,714 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:07:14,714 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:07:14,714 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:07:14,715 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:07:14,715 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:07:14,715 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_5c283951-8fdf-4e4c-9778-1b59f37ddd67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7fbb529a976040c89cd70a0b8d5b61be73ce36c7349c078c8ffac4cad389477 [2023-12-02 21:07:14,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:07:15,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:07:15,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:07:15,015 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:07:15,015 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:07:15,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal28.c [2023-12-02 21:07:17,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:07:18,377 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:07:18,378 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal28.c [2023-12-02 21:07:18,450 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/data/172c77089/a5794b62b6584fdb80a1be15122bcde0/FLAGd7d8fbbea [2023-12-02 21:07:18,466 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/data/172c77089/a5794b62b6584fdb80a1be15122bcde0 [2023-12-02 21:07:18,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:07:18,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:07:18,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:07:18,473 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:07:18,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:07:18,478 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:07:18" (1/1) ... [2023-12-02 21:07:18,480 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e77e463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:18, skipping insertion in model container [2023-12-02 21:07:18,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:07:18" (1/1) ... [2023-12-02 21:07:18,636 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:07:18,933 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_5c283951-8fdf-4e4c-9778-1b59f37ddd67/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal28.c[1245,1258] [2023-12-02 21:07:19,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:07:19,768 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:07:19,778 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_5c283951-8fdf-4e4c-9778-1b59f37ddd67/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal28.c[1245,1258] [2023-12-02 21:07:20,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:07:20,468 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:07:20,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20 WrapperNode [2023-12-02 21:07:20,469 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:07:20,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:07:20,471 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:07:20,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:07:20,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20" (1/1) ... [2023-12-02 21:07:20,613 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20" (1/1) ... [2023-12-02 21:07:20,989 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10895 [2023-12-02 21:07:20,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:07:20,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:07:20,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:07:20,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:07:21,000 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20" (1/1) ... [2023-12-02 21:07:21,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20" (1/1) ... [2023-12-02 21:07:21,067 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20" (1/1) ... [2023-12-02 21:07:21,067 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20" (1/1) ... [2023-12-02 21:07:21,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20" (1/1) ... [2023-12-02 21:07:21,291 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20" (1/1) ... [2023-12-02 21:07:21,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20" (1/1) ... [2023-12-02 21:07:21,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20" (1/1) ... [2023-12-02 21:07:21,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:07:21,402 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:07:21,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:07:21,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:07:21,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:20" (1/1) ... [2023-12-02 21:07:21,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:07:21,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:07:21,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:07:21,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:07:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:07:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:07:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:07:21,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:07:22,780 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:07:22,783 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:08:45,554 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:08:46,016 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:08:46,016 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:08:46,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:08:46 BoogieIcfgContainer [2023-12-02 21:08:46,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:08:46,019 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:08:46,019 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:08:46,028 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:08:46,028 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:08:46" (1/1) ... [2023-12-02 21:08:46,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:08:46,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:08:46,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 21:08:46,092 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 21:08:46,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:08:46,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:08:46,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:08:46,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:08:46,097 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:08:46,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:08:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:08:48,472 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:08:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:08:49,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:08:49,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:08:49,371 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 21:08:49,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:09:00,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.71s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:09:10,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:09:10,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:09:10,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-02 21:09:10,544 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-02 21:09:10,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 21:09:10,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:09:10,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:09:10,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:09:10,547 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:09:10,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 21:09:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:09:21,674 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:09:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:09:24,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 9079 conjuncts, 84 conjunts are in the unsatisfiable core [2023-12-02 21:09:24,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:09:25,751 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 21:09:25,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 21:09:37,401 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 21:09:48,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:09:58,941 WARN L539 Checker$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 21:10:08,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:10:20,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:10:30,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:10:41,030 WARN L539 Checker$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 21:10:41,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:10:41,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-12-02 21:10:41,208 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-12-02 21:10:41,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:10:41,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:10:41,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:10:41,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:10:41,211 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:10:41,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 21:12:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:12:23,247 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:12:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:12:29,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 17854 conjuncts, 260 conjunts are in the unsatisfiable core [2023-12-02 21:12:29,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:12:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:12:57,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 21:13:10,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:13:20,780 WARN L539 Checker$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 21:13:32,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:13:42,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:13:53,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:14:03,120 WARN L539 Checker$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 21:14:19,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:14:29,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:14:39,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:14:49,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:14:59,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:15:12,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.52s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:15:16,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:15:26,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:15:36,343 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 21:15:36,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:15:36,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2023-12-02 21:15:36,536 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2023-12-02 21:15:36,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:15:36,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:15:36,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:15:36,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:15:36,539 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:15:36,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c283951-8fdf-4e4c-9778-1b59f37ddd67/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process