./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV --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 be98390aa39eb4015bb82c52f3543b0d6ba9e6d709277c1c8e88d4773e2b528c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:54,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:54,712 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-12 00:06:54,717 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:54,718 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:54,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:54,748 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:54,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:54,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:54,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:54,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:54,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:54,752 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:54,753 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:54,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:54,754 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:54,754 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:54,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:54,755 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:54,756 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:54,757 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:54,757 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:54,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:54,759 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:54,759 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:54,760 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:54,760 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:54,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:54,761 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:54,762 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_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be98390aa39eb4015bb82c52f3543b0d6ba9e6d709277c1c8e88d4773e2b528c [2023-11-12 00:06:55,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:55,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:55,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:55,169 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:55,171 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:55,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c [2023-11-12 00:06:58,465 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:58,723 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:58,724 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c [2023-11-12 00:06:58,735 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/data/be1b01a86/08d4c47a2bb740628d3c458e01c5ca74/FLAGc59241661 [2023-11-12 00:06:58,750 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/data/be1b01a86/08d4c47a2bb740628d3c458e01c5ca74 [2023-11-12 00:06:58,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:58,755 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:58,756 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:58,756 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:58,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:58,767 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:58" (1/1) ... [2023-11-12 00:06:58,768 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee42f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:58, skipping insertion in model container [2023-11-12 00:06:58,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:58" (1/1) ... [2023-11-12 00:06:58,836 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:58,996 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c[1266,1279] [2023-11-12 00:06:59,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:59,201 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:59,213 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_daf582b3-81dc-4818-aaf9-51eda7c235c8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c[1266,1279] [2023-11-12 00:06:59,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:59,304 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:59,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59 WrapperNode [2023-11-12 00:06:59,305 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:59,306 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:59,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:59,307 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:59,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,346 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,523 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 843 [2023-11-12 00:06:59,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:59,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:59,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:59,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:59,547 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,588 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,588 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,635 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,643 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:59,683 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:59,683 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:59,683 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:59,684 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:59,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:59,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:59,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:59,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:06:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:59,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:59,979 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:59,982 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:01,025 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:02,110 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:02,111 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:07:02,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:02 BoogieIcfgContainer [2023-11-12 00:07:02,114 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:02,116 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:07:02,117 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:07:02,127 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:07:02,128 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:02" (1/1) ... [2023-11-12 00:07:02,138 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:07:02,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:02,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-12 00:07:02,212 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-12 00:07:02,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:07:02,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:02,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:02,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:07:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:03,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:07:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:03,288 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-12 00:07:03,335 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-12 00:07:03,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:07:03 ImpRootNode [2023-11-12 00:07:03,353 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:07:03,355 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:07:03,356 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:07:03,356 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:07:03,357 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:02" (3/4) ... [2023-11-12 00:07:03,360 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:07:03,361 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:07:03,363 INFO L158 Benchmark]: Toolchain (without parser) took 4607.63ms. Allocated memory was 127.9MB in the beginning and 232.8MB in the end (delta: 104.9MB). Free memory was 82.2MB in the beginning and 115.1MB in the end (delta: -32.9MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2023-11-12 00:07:03,364 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 127.9MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:03,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.23ms. Allocated memory is still 127.9MB. Free memory was 81.8MB in the beginning and 59.9MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 00:07:03,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 218.58ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 59.9MB in the beginning and 141.2MB in the end (delta: -81.3MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2023-11-12 00:07:03,367 INFO L158 Benchmark]: Boogie Preprocessor took 156.55ms. Allocated memory is still 176.2MB. Free memory was 141.2MB in the beginning and 135.8MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:07:03,369 INFO L158 Benchmark]: RCFGBuilder took 2431.86ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 135.8MB in the beginning and 170.7MB in the end (delta: -34.9MB). Peak memory consumption was 83.5MB. Max. memory is 16.1GB. [2023-11-12 00:07:03,371 INFO L158 Benchmark]: CodeCheck took 1237.17ms. Allocated memory is still 232.8MB. Free memory was 170.7MB in the beginning and 115.1MB in the end (delta: 55.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-12 00:07:03,371 INFO L158 Benchmark]: Witness Printer took 6.19ms. Allocated memory is still 232.8MB. Free memory is still 115.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:03,383 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: 1.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s 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 168, overapproximation of bitwiseAnd at line 155. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L35] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 4); [L36] const SORT_31 msb_SORT_31 = (SORT_31)1 << (4 - 1); [L38] const SORT_67 mask_SORT_67 = (SORT_67)-1 >> (sizeof(SORT_67) * 8 - 10); [L39] const SORT_67 msb_SORT_67 = (SORT_67)1 << (10 - 1); [L41] const SORT_1 var_7 = 0; [L42] const SORT_10 var_12 = 0; [L43] const SORT_1 var_21 = 1; [L44] const SORT_67 var_68 = 0; [L45] const SORT_10 var_122 = 104; [L46] const SORT_10 var_145 = 1; [L48] SORT_1 input_2; [L49] SORT_3 input_4; [L50] SORT_1 input_5; [L51] SORT_1 input_6; [L52] SORT_1 input_29; [L53] SORT_31 input_32; [L54] SORT_31 input_34; [L55] SORT_1 input_36; [L56] SORT_1 input_42; [L57] SORT_1 input_44; [L58] SORT_1 input_46; [L59] SORT_3 input_50; [L60] SORT_1 input_53; [L61] SORT_1 input_63; [L62] SORT_1 input_73; [L63] SORT_1 input_79; [L64] SORT_1 input_80; [L65] SORT_1 input_91; [L66] SORT_1 input_98; [L67] SORT_1 input_104; [L68] SORT_1 input_110; [L69] SORT_1 input_116; [L70] SORT_1 input_117; [L71] SORT_1 input_118; [L72] SORT_1 input_135; [L73] SORT_67 input_143; [L74] SORT_1 input_152; [L75] SORT_1 input_153; [L76] SORT_1 input_154; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L78] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L79] SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L80] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L89] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L90] EXPR __VERIFIER_nondet_ushort() & mask_SORT_67 [L90] SORT_67 state_69 = __VERIFIER_nondet_ushort() & mask_SORT_67; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L91] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L93] SORT_1 init_9_arg_1 = var_7; [L94] state_8 = init_9_arg_1 [L95] SORT_1 init_15_arg_1 = var_7; [L96] state_14 = init_15_arg_1 [L97] SORT_1 init_26_arg_1 = var_7; [L98] state_25 = init_26_arg_1 [L99] SORT_1 init_28_arg_1 = var_7; [L100] state_27 = init_28_arg_1 [L101] SORT_1 init_39_arg_1 = var_7; [L102] state_38 = init_39_arg_1 [L103] SORT_1 init_41_arg_1 = var_7; [L104] state_40 = init_41_arg_1 [L105] SORT_1 init_49_arg_1 = var_21; [L106] state_48 = init_49_arg_1 [L107] SORT_1 init_56_arg_1 = var_7; [L108] state_55 = init_56_arg_1 [L109] SORT_1 init_58_arg_1 = var_7; [L110] state_57 = init_58_arg_1 [L111] SORT_1 init_60_arg_1 = var_7; [L112] state_59 = init_60_arg_1 [L113] SORT_1 init_62_arg_1 = var_7; [L114] state_61 = init_62_arg_1 [L115] SORT_1 init_66_arg_1 = var_7; [L116] state_65 = init_66_arg_1 [L117] SORT_67 init_70_arg_1 = var_68; [L118] state_69 = init_70_arg_1 [L119] SORT_1 init_72_arg_1 = var_7; [L120] state_71 = init_72_arg_1 VAL [init_15_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_49_arg_1=1, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_27=0, state_38=0, state_40=0, state_48=1, state_55=0, state_57=0, state_59=0, state_61=0, state_65=0, state_69=0, state_71=0, state_8=0, var_122=104, var_12=0, var_145=1, var_21=1, var_68=0, var_7=0] [L123] input_2 = __VERIFIER_nondet_uchar() [L124] input_4 = __VERIFIER_nondet_uchar() [L125] input_5 = __VERIFIER_nondet_uchar() [L126] input_6 = __VERIFIER_nondet_uchar() [L127] input_29 = __VERIFIER_nondet_uchar() [L128] input_32 = __VERIFIER_nondet_uchar() [L129] input_34 = __VERIFIER_nondet_uchar() [L130] input_36 = __VERIFIER_nondet_uchar() [L131] input_42 = __VERIFIER_nondet_uchar() [L132] input_44 = __VERIFIER_nondet_uchar() [L133] input_46 = __VERIFIER_nondet_uchar() [L134] input_50 = __VERIFIER_nondet_uchar() [L135] input_53 = __VERIFIER_nondet_uchar() [L136] input_63 = __VERIFIER_nondet_uchar() [L137] input_73 = __VERIFIER_nondet_uchar() [L138] input_79 = __VERIFIER_nondet_uchar() [L139] input_80 = __VERIFIER_nondet_uchar() [L140] input_91 = __VERIFIER_nondet_uchar() [L141] input_98 = __VERIFIER_nondet_uchar() [L142] input_104 = __VERIFIER_nondet_uchar() [L143] input_110 = __VERIFIER_nondet_uchar() [L144] input_116 = __VERIFIER_nondet_uchar() [L145] input_117 = __VERIFIER_nondet_uchar() [L146] input_118 = __VERIFIER_nondet_uchar() [L147] input_135 = __VERIFIER_nondet_uchar() [L148] input_143 = __VERIFIER_nondet_ushort() [L149] input_152 = __VERIFIER_nondet_uchar() [L150] input_153 = __VERIFIER_nondet_uchar() [L151] input_154 = __VERIFIER_nondet_uchar() [L154] SORT_1 var_11_arg_0 = state_8; [L155] EXPR var_11_arg_0 & mask_SORT_1 [L155] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L156] SORT_10 var_11 = var_11_arg_0; [L157] SORT_10 var_13_arg_0 = var_11; [L158] SORT_10 var_13_arg_1 = var_12; [L159] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L160] SORT_1 var_16_arg_0 = state_14; [L161] EXPR var_16_arg_0 & mask_SORT_1 [L161] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L162] SORT_10 var_16 = var_16_arg_0; [L163] SORT_10 var_17_arg_0 = var_16; [L164] SORT_10 var_17_arg_1 = var_12; [L165] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L166] SORT_1 var_18_arg_0 = var_13; [L167] SORT_1 var_18_arg_1 = var_17; [L168] EXPR var_18_arg_0 | var_18_arg_1 [L168] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L169] SORT_1 var_22_arg_0 = var_18; [L170] SORT_1 var_22 = ~var_22_arg_0; [L171] SORT_1 var_23_arg_0 = var_21; [L172] SORT_1 var_23_arg_1 = var_22; [L173] EXPR var_23_arg_0 & var_23_arg_1 [L173] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L174] EXPR var_23 & mask_SORT_1 [L174] var_23 = var_23 & mask_SORT_1 [L175] SORT_1 bad_24_arg_0 = var_23; [L176] CALL __VERIFIER_assert(!(bad_24_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 0.29ms. Allocated memory is still 127.9MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.23ms. Allocated memory is still 127.9MB. Free memory was 81.8MB in the beginning and 59.9MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 218.58ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 59.9MB in the beginning and 141.2MB in the end (delta: -81.3MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.55ms. Allocated memory is still 176.2MB. Free memory was 141.2MB in the beginning and 135.8MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2431.86ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 135.8MB in the beginning and 170.7MB in the end (delta: -34.9MB). Peak memory consumption was 83.5MB. Max. memory is 16.1GB. * CodeCheck took 1237.17ms. Allocated memory is still 232.8MB. Free memory was 170.7MB in the beginning and 115.1MB in the end (delta: 55.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 6.19ms. Allocated memory is still 232.8MB. Free memory is still 115.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:07:03,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/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_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV --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 be98390aa39eb4015bb82c52f3543b0d6ba9e6d709277c1c8e88d4773e2b528c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:06,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:06,330 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-12 00:07:06,394 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:06,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:06,397 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:07:06,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:07:06,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:07:06,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:06,405 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:06,406 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:06,406 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:06,407 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:06,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:06,409 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:07:06,410 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:07:06,411 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:07:06,411 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:06,412 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:06,413 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:07:06,414 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:07:06,415 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:07:06,415 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:06,416 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:06,417 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:06,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:06,418 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:06,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:06,419 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:06,419 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:07:06,421 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:06,421 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:06,422 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:07:06,422 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:06,423 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_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be98390aa39eb4015bb82c52f3543b0d6ba9e6d709277c1c8e88d4773e2b528c [2023-11-12 00:07:06,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:06,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:06,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:06,963 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:06,964 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:06,965 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c [2023-11-12 00:07:10,198 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:10,537 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:10,538 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c [2023-11-12 00:07:10,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/data/a118de98a/9c636d63fc85448a9cb292a287414be9/FLAG9e9f5ab19 [2023-11-12 00:07:10,575 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/data/a118de98a/9c636d63fc85448a9cb292a287414be9 [2023-11-12 00:07:10,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:10,583 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:10,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:10,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:10,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:10,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a23ce9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:10, skipping insertion in model container [2023-11-12 00:07:10,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:10" (1/1) ... [2023-11-12 00:07:10,670 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:10,889 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_daf582b3-81dc-4818-aaf9-51eda7c235c8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c[1266,1279] [2023-11-12 00:07:11,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:11,053 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:11,066 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_daf582b3-81dc-4818-aaf9-51eda7c235c8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c[1266,1279] [2023-11-12 00:07:11,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:11,142 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:11,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11 WrapperNode [2023-11-12 00:07:11,143 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:11,144 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:11,145 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:11,145 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:11,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,289 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 503 [2023-11-12 00:07:11,290 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:11,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:11,291 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:11,291 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:11,308 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,358 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:11,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:11,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:11,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:11,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:11" (1/1) ... [2023-11-12 00:07:11,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:11,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:11,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:11,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:07:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:11,680 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:11,682 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:12,291 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:12,381 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:12,381 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:07:12,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:12 BoogieIcfgContainer [2023-11-12 00:07:12,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:12,386 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:07:12,387 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:07:12,397 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:07:12,398 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:12" (1/1) ... [2023-11-12 00:07:12,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:07:12,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:12,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-12 00:07:12,481 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-12 00:07:12,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:07:12,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:12,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:12,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:07:12,490 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:07:12,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:07:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:12,772 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-12 00:07:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:12,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-12 00:07:12,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:13,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:13,164 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-12 00:07:13,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:07:13,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:13,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-12 00:07:13,294 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-12 00:07:13,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:07:13,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:13,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:13,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:07:13,301 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:07:13,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-12 00:07:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:13,746 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-12 00:07:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:13,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-12 00:07:13,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:14,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:14,267 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-12 00:07:14,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-12 00:07:14,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:14,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2023-11-12 00:07:14,767 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2023-11-12 00:07:14,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:07:14,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:14,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:14,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:07:14,773 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:07:14,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:07:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:15,325 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-12 00:07:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:15,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 73 conjunts are in the unsatisfiable core [2023-11-12 00:07:15,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:16,374 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:16,379 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-12 00:07:16,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-12 00:07:17,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:17,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2023-11-12 00:07:17,116 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2023-11-12 00:07:17,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:07:17,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:17,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:17,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:07:17,120 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:07:17,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-12 00:07:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:17,888 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-12 00:07:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:18,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 124 conjunts are in the unsatisfiable core [2023-11-12 00:07:18,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:19,341 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:19,348 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-12 00:07:19,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-12 00:07:21,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 20 states and 40 transitions. [2023-11-12 00:07:21,148 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 40 transitions. [2023-11-12 00:07:21,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:07:21,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:21,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:21,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:07:21,153 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:07:21,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-12 00:07:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:22,115 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-12 00:07:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:22,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 1139 conjuncts, 188 conjunts are in the unsatisfiable core [2023-11-12 00:07:22,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:24,204 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:24,212 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-11-12 00:07:24,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-12 00:07:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:25,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 23 states and 50 transitions. [2023-11-12 00:07:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 50 transitions. [2023-11-12 00:07:25,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:07:25,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:25,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:25,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:07:25,411 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:07:25,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-12 00:07:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:26,287 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-12 00:07:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:26,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 1139 conjuncts, 188 conjunts are in the unsatisfiable core [2023-11-12 00:07:26,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:27,859 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:27,867 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-11-12 00:07:27,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-11-12 00:07:28,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:28,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 26 states and 58 transitions. [2023-11-12 00:07:28,970 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 58 transitions. [2023-11-12 00:07:28,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:07:28,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:28,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:28,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:07:28,981 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:07:28,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-12 00:07:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:29,925 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-12 00:07:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:30,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 1404 conjuncts, 257 conjunts are in the unsatisfiable core [2023-11-12 00:07:30,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:07:32,376 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:07:32,383 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-11-12 00:07:32,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-12 00:07:34,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:34,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 10 states and 15 transitions. [2023-11-12 00:07:34,750 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 15 transitions. [2023-11-12 00:07:34,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:07:34,751 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-12 00:07:34,761 INFO L753 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-12 00:07:35,064 INFO L560 CodeCheckObserver]: Invariant with dag size 24 [2023-11-12 00:07:35,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:07:35 ImpRootNode [2023-11-12 00:07:35,073 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:07:35,073 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:07:35,073 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:07:35,074 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:07:35,074 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:12" (3/4) ... [2023-11-12 00:07:35,077 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:07:35,097 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-12 00:07:35,108 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-12 00:07:35,109 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:07:35,111 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:07:35,311 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-12 00:07:35,312 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-12 00:07:35,312 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:07:35,313 INFO L158 Benchmark]: Toolchain (without parser) took 24730.06ms. Allocated memory was 102.8MB in the beginning and 478.2MB in the end (delta: 375.4MB). Free memory was 79.5MB in the beginning and 232.7MB in the end (delta: -153.2MB). Peak memory consumption was 223.4MB. Max. memory is 16.1GB. [2023-11-12 00:07:35,314 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 67.1MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:35,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 554.65ms. Allocated memory is still 102.8MB. Free memory was 79.2MB in the beginning and 58.8MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 00:07:35,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 145.49ms. Allocated memory is still 102.8MB. Free memory was 58.8MB in the beginning and 79.6MB in the end (delta: -20.8MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:35,320 INFO L158 Benchmark]: Boogie Preprocessor took 75.08ms. Allocated memory is still 102.8MB. Free memory was 79.6MB in the beginning and 76.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:35,320 INFO L158 Benchmark]: RCFGBuilder took 1018.55ms. Allocated memory is still 102.8MB. Free memory was 76.9MB in the beginning and 65.9MB in the end (delta: 11.1MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:35,321 INFO L158 Benchmark]: CodeCheck took 22686.45ms. Allocated memory was 102.8MB in the beginning and 478.2MB in the end (delta: 375.4MB). Free memory was 65.9MB in the beginning and 242.1MB in the end (delta: -176.2MB). Peak memory consumption was 199.3MB. Max. memory is 16.1GB. [2023-11-12 00:07:35,322 INFO L158 Benchmark]: Witness Printer took 239.37ms. Allocated memory is still 478.2MB. Free memory was 242.1MB in the beginning and 232.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 00:07:35,326 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: 22.3s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 173 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 110 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 5.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 99 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 673 IncrementalHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 99 mSolverCounterUnsat, 7 mSDtfsCounter, 673 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 984 GetRequests, 867 SyntacticMatches, 33 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2771 ImplicationChecksByTransitivity, 6.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.6s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 1565 SizeOfPredicates, 784 NumberOfNonLiveVariables, 5588 ConjunctsInSsa, 885 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 0/116 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: 21]: 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: 121]: Loop Invariant Derived loop invariant: ((((((((((1 == mask_SORT_1) && (0 == state_27)) && (state_8 == 0)) && (0 == state_40)) && (var_7 == 0)) && (0 == state_38)) && (0 == state_55)) && (0 == state_57)) && (0 == state_61)) && (var_12 == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 67.1MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 554.65ms. Allocated memory is still 102.8MB. Free memory was 79.2MB in the beginning and 58.8MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 145.49ms. Allocated memory is still 102.8MB. Free memory was 58.8MB in the beginning and 79.6MB in the end (delta: -20.8MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.08ms. Allocated memory is still 102.8MB. Free memory was 79.6MB in the beginning and 76.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1018.55ms. Allocated memory is still 102.8MB. Free memory was 76.9MB in the beginning and 65.9MB in the end (delta: 11.1MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * CodeCheck took 22686.45ms. Allocated memory was 102.8MB in the beginning and 478.2MB in the end (delta: 375.4MB). Free memory was 65.9MB in the beginning and 242.1MB in the end (delta: -176.2MB). Peak memory consumption was 199.3MB. Max. memory is 16.1GB. * Witness Printer took 239.37ms. Allocated memory is still 478.2MB. Free memory was 242.1MB in the beginning and 232.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:07:35,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf582b3-81dc-4818-aaf9-51eda7c235c8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE