./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash daecda5a34625d8e7f3f0a930a730363a7677d8fd3b8cd0943f5f6f1bfbdafff --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:13:11,837 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:13:11,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:13:11,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:13:11,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:13:11,992 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:13:11,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:13:11,995 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:13:11,996 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:13:12,001 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:13:12,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:13:12,002 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:13:12,003 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:13:12,004 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:13:12,005 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:13:12,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:13:12,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:13:12,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:13:12,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:13:12,007 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:13:12,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:13:12,008 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:13:12,009 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:13:12,009 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:13:12,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:13:12,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:13:12,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:12,027 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:13:12,027 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:13:12,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:13:12,029 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:13:12,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:13:12,030 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:13:12,030 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_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> daecda5a34625d8e7f3f0a930a730363a7677d8fd3b8cd0943f5f6f1bfbdafff [2023-11-19 03:13:12,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:13:12,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:13:12,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:13:12,376 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:13:12,376 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:13:12,378 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i [2023-11-19 03:13:15,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:13:15,645 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:13:15,646 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i [2023-11-19 03:13:15,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/data/1aae7a9d4/dbb18d86b87a4fdbb59cedb5bbdd2e5e/FLAGa5354a1db [2023-11-19 03:13:15,670 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/data/1aae7a9d4/dbb18d86b87a4fdbb59cedb5bbdd2e5e [2023-11-19 03:13:15,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:13:15,674 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:13:15,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:15,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:13:15,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:13:15,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:15,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bdd323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15, skipping insertion in model container [2023-11-19 03:13:15,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:15,706 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:13:15,852 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_b760594d-a1ff-4c5e-933f-ba53133c587c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i[915,928] [2023-11-19 03:13:15,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:15,891 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:13:15,904 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_b760594d-a1ff-4c5e-933f-ba53133c587c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i[915,928] [2023-11-19 03:13:15,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:15,933 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:13:15,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15 WrapperNode [2023-11-19 03:13:15,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:15,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:15,935 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:13:15,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:13:15,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:15,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:15,994 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2023-11-19 03:13:15,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:15,995 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:13:15,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:13:15,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:13:16,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:16,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:16,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:16,006 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:16,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:16,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:16,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:16,020 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:16,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:13:16,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:13:16,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:13:16,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:13:16,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:15" (1/1) ... [2023-11-19 03:13:16,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:16,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:13:16,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:13:16,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:13:16,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:13:16,129 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:13:16,129 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:13:16,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:13:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:13:16,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:13:16,220 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:13:16,223 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:13:16,503 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:13:16,648 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:13:16,648 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:13:16,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:16 BoogieIcfgContainer [2023-11-19 03:13:16,653 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:13:16,654 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:13:16,654 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:13:16,666 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:13:16,667 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:16" (1/1) ... [2023-11-19 03:13:16,676 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:13:16,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:16,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-11-19 03:13:16,730 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-19 03:13:16,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:13:16,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:16,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:13:17,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:13:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:13:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:13:17,434 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:13:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:13:17,498 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:13:17,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:13:17 ImpRootNode [2023-11-19 03:13:17,552 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:13:17,552 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:13:17,553 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:13:17,553 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:13:17,554 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:16" (3/4) ... [2023-11-19 03:13:17,556 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:13:17,557 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:13:17,558 INFO L158 Benchmark]: Toolchain (without parser) took 1883.21ms. Allocated memory was 172.0MB in the beginning and 224.4MB in the end (delta: 52.4MB). Free memory was 125.4MB in the beginning and 180.8MB in the end (delta: -55.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:17,558 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 172.0MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:17,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.30ms. Allocated memory is still 172.0MB. Free memory was 125.1MB in the beginning and 114.0MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:13:17,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.96ms. Allocated memory is still 172.0MB. Free memory was 114.0MB in the beginning and 111.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:17,560 INFO L158 Benchmark]: Boogie Preprocessor took 28.02ms. Allocated memory is still 172.0MB. Free memory was 111.3MB in the beginning and 109.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:17,561 INFO L158 Benchmark]: RCFGBuilder took 628.66ms. Allocated memory is still 172.0MB. Free memory was 109.8MB in the beginning and 88.3MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:13:17,562 INFO L158 Benchmark]: CodeCheck took 897.91ms. Allocated memory was 172.0MB in the beginning and 224.4MB in the end (delta: 52.4MB). Free memory was 88.3MB in the beginning and 181.9MB in the end (delta: -93.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:17,562 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 224.4MB. Free memory was 181.9MB in the beginning and 180.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:17,566 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 33. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 2; [L23] unsigned short int var_1_2 = 45931; [L24] unsigned short int var_1_3 = 30067; [L25] unsigned short int var_1_4 = 256; [L26] unsigned short int var_1_5 = 10000; [L27] unsigned short int var_1_6 = 5; [L28] signed long int var_1_7 = -5; [L62] isInitial = 1 [L63] FCALL initially() [L64] COND TRUE 1 [L65] FCALL updateLastVariables() [L66] CALL updateVariables() [L39] var_1_2 = __VERIFIER_nondet_ushort() [L40] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=30067, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L40] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=30067, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L41] CALL assume_abort_if_not(var_1_2 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=30067, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L41] RET assume_abort_if_not(var_1_2 <= 65534) VAL [isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=30067, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L42] var_1_3 = __VERIFIER_nondet_ushort() [L43] CALL assume_abort_if_not(var_1_3 >= 24575) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L43] RET assume_abort_if_not(var_1_3 >= 24575) VAL [isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L44] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L44] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=256, var_1_5=10000, var_1_6=5, var_1_7=-5] [L45] var_1_4 = __VERIFIER_nondet_ushort() [L46] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=10000, var_1_6=5, var_1_7=-5] [L47] CALL assume_abort_if_not(var_1_4 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=10000, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_4 <= 8192) VAL [isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=10000, var_1_6=5, var_1_7=-5] [L48] var_1_5 = __VERIFIER_nondet_ushort() [L49] CALL assume_abort_if_not(var_1_5 >= 8191) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=8191, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_5 >= 8191) VAL [isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=8191, var_1_6=5, var_1_7=-5] [L50] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=8191, var_1_6=5, var_1_7=-5] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=8191, var_1_6=5, var_1_7=-5] [L51] var_1_6 = __VERIFIER_nondet_ushort() [L52] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=8191, var_1_6=8191, var_1_7=-5] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=8191, var_1_6=8191, var_1_7=-5] [L53] CALL assume_abort_if_not(var_1_6 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=8191, var_1_6=8191, var_1_7=-5] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_6 <= 8191) VAL [isInitial=1, var_1_1=2, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=8191, var_1_6=8191, var_1_7=-5] [L66] RET updateVariables() [L67] CALL step() [L32] var_1_1 = (var_1_2 - ((var_1_3 - var_1_4) - (var_1_5 - var_1_6))) [L33] EXPR (var_1_3 + var_1_6) >> var_1_1 [L33] signed long int stepLocal_0 = (var_1_3 + var_1_6) >> var_1_1; [L34] COND FALSE !(var_1_4 != stepLocal_0) [L67] RET step() [L68] CALL, EXPR property() [L58] EXPR (var_1_1 == ((unsigned short int) (var_1_2 - ((var_1_3 - var_1_4) - (var_1_5 - var_1_6))))) && ((var_1_4 != ((var_1_3 + var_1_6) >> var_1_1)) ? (var_1_7 == ((signed long int) var_1_2)) : 1) [L58] EXPR (var_1_3 + var_1_6) >> var_1_1 [L58] EXPR (var_1_1 == ((unsigned short int) (var_1_2 - ((var_1_3 - var_1_4) - (var_1_5 - var_1_6))))) && ((var_1_4 != ((var_1_3 + var_1_6) >> var_1_1)) ? (var_1_7 == ((signed long int) var_1_2)) : 1) [L58-L59] return (var_1_1 == ((unsigned short int) (var_1_2 - ((var_1_3 - var_1_4) - (var_1_5 - var_1_6))))) && ((var_1_4 != ((var_1_3 + var_1_6) >> var_1_1)) ? (var_1_7 == ((signed long int) var_1_2)) : 1) ; [L68] RET, EXPR property() [L68] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=1, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=8191, var_1_6=8191, var_1_7=-5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=1, var_1_2=32768, var_1_3=32767, var_1_4=0, var_1_5=8191, var_1_6=8191, var_1_7=-5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 172.0MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.30ms. Allocated memory is still 172.0MB. Free memory was 125.1MB in the beginning and 114.0MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.96ms. Allocated memory is still 172.0MB. Free memory was 114.0MB in the beginning and 111.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.02ms. Allocated memory is still 172.0MB. Free memory was 111.3MB in the beginning and 109.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 628.66ms. Allocated memory is still 172.0MB. Free memory was 109.8MB in the beginning and 88.3MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 897.91ms. Allocated memory was 172.0MB in the beginning and 224.4MB in the end (delta: 52.4MB). Free memory was 88.3MB in the beginning and 181.9MB in the end (delta: -93.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 224.4MB. Free memory was 181.9MB in the beginning and 180.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:13:17,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/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_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash daecda5a34625d8e7f3f0a930a730363a7677d8fd3b8cd0943f5f6f1bfbdafff --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:13:20,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:13:20,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:13:20,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:13:20,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:13:20,325 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:13:20,326 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:13:20,327 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:13:20,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:13:20,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:13:20,334 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:13:20,334 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:13:20,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:13:20,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:13:20,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:13:20,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:13:20,338 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:13:20,338 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:13:20,339 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:13:20,340 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:13:20,340 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:13:20,341 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:13:20,342 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:13:20,342 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:13:20,342 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:13:20,343 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:13:20,343 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:13:20,344 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:13:20,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:20,345 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:13:20,347 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:13:20,347 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:13:20,347 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:13:20,348 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:13:20,348 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:13:20,348 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:13:20,349 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:13:20,349 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_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> daecda5a34625d8e7f3f0a930a730363a7677d8fd3b8cd0943f5f6f1bfbdafff [2023-11-19 03:13:20,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:13:20,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:13:20,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:13:20,810 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:13:20,810 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:13:20,812 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i [2023-11-19 03:13:23,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:13:24,174 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:13:24,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i [2023-11-19 03:13:24,182 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/data/27e09209a/15bca69f85c74e17b8bffd7088d941b5/FLAGd71290752 [2023-11-19 03:13:24,196 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/data/27e09209a/15bca69f85c74e17b8bffd7088d941b5 [2023-11-19 03:13:24,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:13:24,200 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:13:24,202 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:24,202 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:13:24,207 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:13:24,208 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,209 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44139c08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24, skipping insertion in model container [2023-11-19 03:13:24,209 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,232 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:13:24,407 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_b760594d-a1ff-4c5e-933f-ba53133c587c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i[915,928] [2023-11-19 03:13:24,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:24,450 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:13:24,463 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_b760594d-a1ff-4c5e-933f-ba53133c587c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-94.i[915,928] [2023-11-19 03:13:24,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:24,493 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:13:24,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24 WrapperNode [2023-11-19 03:13:24,494 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:24,495 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:24,495 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:13:24,495 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:13:24,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,534 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 70 [2023-11-19 03:13:24,534 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:24,535 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:13:24,535 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:13:24,535 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:13:24,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,562 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:13:24,568 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:13:24,568 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:13:24,568 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:13:24,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:24" (1/1) ... [2023-11-19 03:13:24,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:24,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:13:24,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:13:24,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:13:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:13:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:13:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:13:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:13:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:13:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:13:24,733 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:13:24,735 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:13:24,984 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:13:25,138 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:13:25,139 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:13:25,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:25 BoogieIcfgContainer [2023-11-19 03:13:25,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:13:25,144 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:13:25,144 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:13:25,159 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:13:25,161 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:25" (1/1) ... [2023-11-19 03:13:25,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:13:25,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-11-19 03:13:25,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-19 03:13:25,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:13:25,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:25,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:13:25,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:13:25,263 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:13:25,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:13:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:25,452 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:13:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:25,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:13:25,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:26,012 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-19 03:13:26,014 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:13:26,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-19 03:13:26,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:26,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2023-11-19 03:13:26,102 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2023-11-19 03:13:26,102 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:13:26,103 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-11-19 03:13:26,111 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:13:26,130 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:13:26,133 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:13:26,133 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:13:26,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:13:26 ImpRootNode [2023-11-19 03:13:26,133 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:13:26,134 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:13:26,134 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:13:26,134 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:13:26,135 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:25" (3/4) ... [2023-11-19 03:13:26,137 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:13:26,141 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 03:13:26,146 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-19 03:13:26,146 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 03:13:26,147 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:13:26,147 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:13:26,261 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:13:26,261 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:13:26,262 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:13:26,263 INFO L158 Benchmark]: Toolchain (without parser) took 2061.95ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 60.3MB in the beginning and 66.2MB in the end (delta: -5.8MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-11-19 03:13:26,263 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 59.3MB in the end (delta: 142.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:26,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.39ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 48.3MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:13:26,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.51ms. Allocated memory is still 83.9MB. Free memory was 48.3MB in the beginning and 46.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:26,265 INFO L158 Benchmark]: Boogie Preprocessor took 32.11ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 45.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:26,265 INFO L158 Benchmark]: RCFGBuilder took 575.65ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 58.1MB in the end (delta: -13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:13:26,266 INFO L158 Benchmark]: CodeCheck took 989.25ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 58.1MB in the beginning and 71.7MB in the end (delta: -13.6MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2023-11-19 03:13:26,266 INFO L158 Benchmark]: Witness Printer took 127.59ms. Allocated memory is still 107.0MB. Free memory was 71.0MB in the beginning and 66.2MB in the end (delta: 4.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:26,269 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 70 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 26 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 220 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 43 SizeOfPredicates, 11 NumberOfNonLiveVariables, 94 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 85/90 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 59.3MB in the end (delta: 142.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.39ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 48.3MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.51ms. Allocated memory is still 83.9MB. Free memory was 48.3MB in the beginning and 46.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.11ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 45.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 575.65ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 58.1MB in the end (delta: -13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 989.25ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 58.1MB in the beginning and 71.7MB in the end (delta: -13.6MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Witness Printer took 127.59ms. Allocated memory is still 107.0MB. Free memory was 71.0MB in the beginning and 66.2MB in the end (delta: 4.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:13:26,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b760594d-a1ff-4c5e-933f-ba53133c587c/bin/ukojak-verify-G8NBE6pJGL/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 Writing output log to file Ultimate.log Result: TRUE