./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk --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 895ff1e019ffafaf8b2f8e3efbd16ea4845b2e4eac0a4db8b4c86c462883ae8c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:04:43,997 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:04:44,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:04:44,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:04:44,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:04:44,109 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:04:44,112 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:04:44,114 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:04:44,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:04:44,115 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:04:44,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:04:44,116 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:04:44,117 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:04:44,120 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:04:44,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:04:44,121 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:04:44,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:04:44,122 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:04:44,122 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:04:44,122 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:04:44,123 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:04:44,127 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:04:44,127 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:04:44,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:04:44,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:44,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:04:44,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:04:44,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:04:44,129 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:04:44,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:04:44,130 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_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 895ff1e019ffafaf8b2f8e3efbd16ea4845b2e4eac0a4db8b4c86c462883ae8c [2024-11-09 00:04:44,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:04:44,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:04:44,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:04:44,431 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:04:44,432 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:04:44,433 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c Unable to find full path for "g++" [2024-11-09 00:04:46,524 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:04:46,726 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:04:46,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c [2024-11-09 00:04:46,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/data/7425357db/7f39ffd4432e4daabdcef957d8980ee5/FLAG95445c858 [2024-11-09 00:04:47,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/data/7425357db/7f39ffd4432e4daabdcef957d8980ee5 [2024-11-09 00:04:47,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:04:47,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:04:47,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:47,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:04:47,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:04:47,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@295edb3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47, skipping insertion in model container [2024-11-09 00:04:47,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,148 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:04:47,376 WARN L250 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_06f31049-8c10-49df-83c9-c8c305832532/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c[1259,1272] [2024-11-09 00:04:47,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:47,494 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:04:47,504 WARN L250 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_06f31049-8c10-49df-83c9-c8c305832532/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c[1259,1272] [2024-11-09 00:04:47,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:47,577 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:04:47,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47 WrapperNode [2024-11-09 00:04:47,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:47,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:47,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:04:47,579 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:04:47,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,683 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 485 [2024-11-09 00:04:47,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:47,684 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:04:47,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:04:47,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:04:47,695 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,715 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,752 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,763 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:04:47,794 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:04:47,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:04:47,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:04:47,799 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:47" (1/1) ... [2024-11-09 00:04:47,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:47,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:04:47,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:04:47,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:04:47,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:04:47,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:04:47,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:04:47,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:04:48,036 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:04:48,039 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:04:49,001 INFO L? ?]: Removed 251 outVars from TransFormulas that were not future-live. [2024-11-09 00:04:49,001 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:04:49,712 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:04:49,713 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:04:49,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:49 BoogieIcfgContainer [2024-11-09 00:04:49,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:04:49,714 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:04:49,714 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:04:49,729 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:04:49,729 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:49" (1/1) ... [2024-11-09 00:04:49,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:04:49,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:49,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:04:49,809 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:04:49,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:04:49,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:49,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:51,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:04:51,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:51,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-11-09 00:04:51,654 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-11-09 00:04:51,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:04:51,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:51,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:52,133 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:04:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:52,970 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:04:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:53,334 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:04:53,371 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-09 00:04:53,371 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-09 00:04:53,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:04:53 ImpRootNode [2024-11-09 00:04:53,391 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:04:53,392 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:04:53,392 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:04:53,392 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:04:53,393 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:49" (3/4) ... [2024-11-09 00:04:53,396 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:04:53,399 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:04:53,400 INFO L158 Benchmark]: Toolchain (without parser) took 6299.65ms. Allocated memory was 151.0MB in the beginning and 241.2MB in the end (delta: 90.2MB). Free memory was 111.0MB in the beginning and 87.0MB in the end (delta: 24.0MB). Peak memory consumption was 115.7MB. Max. memory is 16.1GB. [2024-11-09 00:04:53,401 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 151.0MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:04:53,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 476.11ms. Allocated memory is still 151.0MB. Free memory was 111.0MB in the beginning and 93.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:04:53,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.59ms. Allocated memory is still 151.0MB. Free memory was 93.3MB in the beginning and 82.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:04:53,403 INFO L158 Benchmark]: Boogie Preprocessor took 109.27ms. Allocated memory is still 151.0MB. Free memory was 82.4MB in the beginning and 78.0MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:04:53,404 INFO L158 Benchmark]: RCFGBuilder took 1919.15ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 78.0MB in the beginning and 131.1MB in the end (delta: -53.2MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2024-11-09 00:04:53,405 INFO L158 Benchmark]: CodeCheck took 3677.29ms. Allocated memory was 184.5MB in the beginning and 241.2MB in the end (delta: 56.6MB). Free memory was 131.1MB in the beginning and 87.0MB in the end (delta: 44.1MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2024-11-09 00:04:53,405 INFO L158 Benchmark]: Witness Printer took 6.94ms. Allocated memory is still 241.2MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:04:53,410 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: 3.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 1 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 98, overapproximation of bitwiseAnd at line 113. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 3); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (3 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 8); [L33] const SORT_12 msb_SORT_12 = (SORT_12)1 << (8 - 1); [L35] const SORT_3 var_14 = 0; [L36] const SORT_3 var_30 = 1; [L38] SORT_1 input_2; [L39] SORT_3 input_4; [L40] SORT_3 input_5; [L41] SORT_3 input_6; [L42] SORT_3 input_7; [L43] SORT_3 input_8; [L44] SORT_3 input_9; [L45] SORT_3 input_10; [L46] SORT_3 input_11; [L47] SORT_12 input_13; [L48] SORT_12 input_34; [L49] SORT_12 input_36; [L50] SORT_3 input_38; [L51] SORT_12 input_100; [L52] SORT_3 input_102; [L53] SORT_1 input_105; [L54] SORT_3 input_107; [L55] SORT_3 input_109; [L56] SORT_3 input_111; [L57] SORT_3 input_113; [L59] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L59] SORT_3 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L60] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L60] SORT_3 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L61] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L61] SORT_3 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L62] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L62] SORT_3 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L64] SORT_3 init_16_arg_1 = var_14; [L65] state_15 = init_16_arg_1 [L66] SORT_3 init_18_arg_1 = var_14; [L67] state_17 = init_18_arg_1 [L68] SORT_3 init_21_arg_1 = var_14; [L69] state_20 = init_21_arg_1 [L70] SORT_3 init_25_arg_1 = var_14; [L71] state_24 = init_25_arg_1 VAL [mask_SORT_3=1, state_15=0, state_17=0, state_20=0, state_24=0, var_30=1] [L74] input_2 = __VERIFIER_nondet_uchar() [L75] input_4 = __VERIFIER_nondet_uchar() [L76] input_5 = __VERIFIER_nondet_uchar() [L77] input_6 = __VERIFIER_nondet_uchar() [L78] input_7 = __VERIFIER_nondet_uchar() [L79] input_8 = __VERIFIER_nondet_uchar() [L80] input_9 = __VERIFIER_nondet_uchar() [L81] input_10 = __VERIFIER_nondet_uchar() [L82] input_11 = __VERIFIER_nondet_uchar() [L83] input_13 = __VERIFIER_nondet_uchar() [L84] input_34 = __VERIFIER_nondet_uchar() [L85] input_36 = __VERIFIER_nondet_uchar() [L86] input_38 = __VERIFIER_nondet_uchar() [L87] input_100 = __VERIFIER_nondet_uchar() [L88] input_102 = __VERIFIER_nondet_uchar() [L89] input_105 = __VERIFIER_nondet_uchar() [L90] input_107 = __VERIFIER_nondet_uchar() [L91] input_109 = __VERIFIER_nondet_uchar() [L92] input_111 = __VERIFIER_nondet_uchar() [L93] input_113 = __VERIFIER_nondet_uchar() [L96] SORT_3 var_19_arg_0 = state_15; [L97] SORT_3 var_19_arg_1 = state_17; [L98] EXPR var_19_arg_0 | var_19_arg_1 [L98] SORT_3 var_19 = var_19_arg_0 | var_19_arg_1; [L99] SORT_3 var_22_arg_0 = var_19; [L100] SORT_3 var_22_arg_1 = state_20; [L101] EXPR var_22_arg_0 | var_22_arg_1 [L101] SORT_3 var_22 = var_22_arg_0 | var_22_arg_1; [L102] SORT_3 var_23_arg_0 = var_22; [L103] SORT_3 var_23 = ~var_23_arg_0; [L104] SORT_3 var_26_arg_0 = state_24; [L105] SORT_3 var_26 = ~var_26_arg_0; [L106] SORT_3 var_27_arg_0 = var_23; [L107] SORT_3 var_27_arg_1 = var_26; [L108] EXPR var_27_arg_0 | var_27_arg_1 [L108] SORT_3 var_27 = var_27_arg_0 | var_27_arg_1; [L109] SORT_3 var_31_arg_0 = var_27; [L110] SORT_3 var_31 = ~var_31_arg_0; [L111] SORT_3 var_32_arg_0 = var_30; [L112] SORT_3 var_32_arg_1 = var_31; [L113] EXPR var_32_arg_0 & var_32_arg_1 [L113] SORT_3 var_32 = var_32_arg_0 & var_32_arg_1; [L114] EXPR var_32 & mask_SORT_3 [L114] var_32 = var_32 & mask_SORT_3 [L115] SORT_3 bad_33_arg_0 = var_32; [L116] CALL __VERIFIER_assert(!(bad_33_arg_0)) [L21] COND FALSE !(!(cond)) [L116] RET __VERIFIER_assert(!(bad_33_arg_0)) [L118] SORT_3 var_40_arg_0 = state_17; [L119] SORT_3 var_40 = ~var_40_arg_0; [L120] SORT_3 var_41_arg_0 = state_15; [L121] SORT_3 var_41 = ~var_41_arg_0; [L122] SORT_3 var_42_arg_0 = var_41; [L123] SORT_3 var_42_arg_1 = state_20; [L124] EXPR var_42_arg_0 & var_42_arg_1 [L124] SORT_3 var_42 = var_42_arg_0 & var_42_arg_1; [L125] SORT_3 var_43_arg_0 = var_42; [L126] SORT_3 var_43 = ~var_43_arg_0; [L127] SORT_3 var_44_arg_0 = var_40; [L128] SORT_3 var_44_arg_1 = var_43; [L129] EXPR var_44_arg_0 | var_44_arg_1 [L129] SORT_3 var_44 = var_44_arg_0 | var_44_arg_1; [L130] SORT_3 var_45_arg_0 = var_44; [L131] SORT_3 var_45 = ~var_45_arg_0; [L132] SORT_3 var_46_arg_0 = state_17; [L133] SORT_3 var_46_arg_1 = state_20; [L134] EXPR var_46_arg_0 & var_46_arg_1 [L134] SORT_3 var_46 = var_46_arg_0 & var_46_arg_1; [L135] SORT_3 var_47_arg_0 = var_41; [L136] SORT_3 var_47_arg_1 = var_46; [L137] EXPR var_47_arg_0 | var_47_arg_1 [L137] SORT_3 var_47 = var_47_arg_0 | var_47_arg_1; [L138] SORT_3 var_48_arg_0 = var_47; [L139] SORT_3 var_48 = ~var_48_arg_0; [L140] SORT_3 var_49_arg_0 = var_45; [L141] SORT_3 var_49_arg_1 = var_48; [L142] EXPR var_49_arg_0 | var_49_arg_1 [L142] SORT_3 var_49 = var_49_arg_0 | var_49_arg_1; [L143] SORT_3 next_115_arg_1 = var_49; [L144] SORT_3 var_51_arg_0 = state_20; [L145] SORT_3 var_51 = ~var_51_arg_0; [L146] SORT_3 var_52_arg_0 = state_17; [L147] SORT_3 var_52_arg_1 = var_51; [L148] EXPR var_52_arg_0 | var_52_arg_1 [L148] SORT_3 var_52 = var_52_arg_0 | var_52_arg_1; [L149] SORT_3 var_53_arg_0 = state_17; [L150] SORT_3 var_53_arg_1 = var_51; [L151] EXPR var_53_arg_0 & var_53_arg_1 [L151] SORT_3 var_53 = var_53_arg_0 & var_53_arg_1; [L152] SORT_3 var_54_arg_0 = var_53; [L153] SORT_3 var_54 = ~var_54_arg_0; [L154] SORT_3 var_55_arg_0 = var_52; [L155] SORT_3 var_55_arg_1 = var_54; [L156] EXPR var_55_arg_0 & var_55_arg_1 [L156] SORT_3 var_55 = var_55_arg_0 & var_55_arg_1; [L157] SORT_3 var_56_arg_0 = var_55; [L158] SORT_3 var_56 = ~var_56_arg_0; [L159] SORT_3 next_116_arg_1 = var_56; [L160] SORT_1 var_58_arg_0 = input_2; [L161] SORT_3 var_58 = var_58_arg_0 >> 0; [L162] SORT_1 var_59_arg_0 = input_2; [L163] SORT_3 var_59 = var_59_arg_0 >> 2; [L164] SORT_3 var_60_arg_0 = var_59; [L165] SORT_3 var_60 = ~var_60_arg_0; [L166] SORT_1 var_61_arg_0 = input_2; [L167] SORT_3 var_61 = var_61_arg_0 >> 1; [L168] SORT_3 var_62_arg_0 = var_60; [L169] SORT_3 var_62_arg_1 = var_61; [L170] EXPR var_62_arg_0 | var_62_arg_1 [L170] SORT_3 var_62 = var_62_arg_0 | var_62_arg_1; [L171] SORT_3 var_63_arg_0 = var_58; [L172] SORT_3 var_63_arg_1 = var_62; [L173] EXPR var_63_arg_0 | var_63_arg_1 [L173] SORT_3 var_63 = var_63_arg_0 | var_63_arg_1; [L174] SORT_3 var_64_arg_0 = var_63; [L175] SORT_3 var_64 = ~var_64_arg_0; [L176] SORT_3 var_65_arg_0 = state_15; [L177] SORT_3 var_65_arg_1 = state_17; [L178] EXPR var_65_arg_0 | var_65_arg_1 [L178] SORT_3 var_65 = var_65_arg_0 | var_65_arg_1; [L179] SORT_3 var_66_arg_0 = var_64; [L180] SORT_3 var_66_arg_1 = var_65; [L181] EXPR var_66_arg_0 | var_66_arg_1 [L181] SORT_3 var_66 = var_66_arg_0 | var_66_arg_1; [L182] SORT_3 var_67_arg_0 = var_66; [L183] SORT_3 var_67_arg_1 = var_51; [L184] EXPR var_67_arg_0 & var_67_arg_1 [L184] SORT_3 var_67 = var_67_arg_0 & var_67_arg_1; [L185] SORT_3 next_117_arg_1 = var_67; [L186] SORT_3 var_69_arg_0 = state_15; [L187] SORT_3 var_69_arg_1 = state_20; [L188] EXPR var_69_arg_0 & var_69_arg_1 [L188] SORT_3 var_69 = var_69_arg_0 & var_69_arg_1; [L189] SORT_3 var_70_arg_0 = var_69; [L190] SORT_3 var_70 = ~var_70_arg_0; [L191] SORT_3 var_71_arg_0 = var_40; [L192] SORT_3 var_71_arg_1 = var_70; [L193] EXPR var_71_arg_0 | var_71_arg_1 [L193] SORT_3 var_71 = var_71_arg_0 | var_71_arg_1; [L194] SORT_3 var_72_arg_0 = var_71; [L195] SORT_3 var_72 = ~var_72_arg_0; [L196] SORT_3 var_73_arg_0 = state_20; [L197] SORT_3 var_73_arg_1 = var_65; [L198] EXPR var_73_arg_0 | var_73_arg_1 [L198] SORT_3 var_73 = var_73_arg_0 | var_73_arg_1; [L199] SORT_3 var_74_arg_0 = var_73; [L200] SORT_3 var_74 = ~var_74_arg_0; [L201] SORT_3 var_75_arg_0 = var_58; [L202] SORT_3 var_75_arg_1 = var_74; [L203] EXPR var_75_arg_0 & var_75_arg_1 [L203] SORT_3 var_75 = var_75_arg_0 & var_75_arg_1; [L204] SORT_3 var_76_arg_0 = var_75; [L205] SORT_3 var_76 = ~var_76_arg_0; [L206] SORT_3 var_77_arg_0 = var_76; [L207] SORT_3 var_77 = ~var_77_arg_0; [L208] SORT_3 var_78_arg_0 = var_72; [L209] SORT_3 var_78_arg_1 = var_77; [L210] EXPR var_78_arg_0 | var_78_arg_1 [L210] SORT_3 var_78 = var_78_arg_0 | var_78_arg_1; [L211] SORT_3 var_79_arg_0 = var_62; [L212] SORT_3 var_79_arg_1 = var_74; [L213] EXPR var_79_arg_0 & var_79_arg_1 [L213] SORT_3 var_79 = var_79_arg_0 & var_79_arg_1; [L214] SORT_3 var_80_arg_0 = var_78; [L215] SORT_3 var_80_arg_1 = var_79; [L216] EXPR var_80_arg_0 | var_80_arg_1 [L216] SORT_3 var_80 = var_80_arg_0 | var_80_arg_1; [L217] SORT_3 next_118_arg_1 = var_80; [L219] state_15 = next_115_arg_1 [L220] state_17 = next_116_arg_1 [L221] state_20 = next_117_arg_1 [L222] state_24 = next_118_arg_1 [L74] input_2 = __VERIFIER_nondet_uchar() [L75] input_4 = __VERIFIER_nondet_uchar() [L76] input_5 = __VERIFIER_nondet_uchar() [L77] input_6 = __VERIFIER_nondet_uchar() [L78] input_7 = __VERIFIER_nondet_uchar() [L79] input_8 = __VERIFIER_nondet_uchar() [L80] input_9 = __VERIFIER_nondet_uchar() [L81] input_10 = __VERIFIER_nondet_uchar() [L82] input_11 = __VERIFIER_nondet_uchar() [L83] input_13 = __VERIFIER_nondet_uchar() [L84] input_34 = __VERIFIER_nondet_uchar() [L85] input_36 = __VERIFIER_nondet_uchar() [L86] input_38 = __VERIFIER_nondet_uchar() [L87] input_100 = __VERIFIER_nondet_uchar() [L88] input_102 = __VERIFIER_nondet_uchar() [L89] input_105 = __VERIFIER_nondet_uchar() [L90] input_107 = __VERIFIER_nondet_uchar() [L91] input_109 = __VERIFIER_nondet_uchar() [L92] input_111 = __VERIFIER_nondet_uchar() [L93] input_113 = __VERIFIER_nondet_uchar() [L96] SORT_3 var_19_arg_0 = state_15; [L97] SORT_3 var_19_arg_1 = state_17; [L98] EXPR var_19_arg_0 | var_19_arg_1 [L98] SORT_3 var_19 = var_19_arg_0 | var_19_arg_1; [L99] SORT_3 var_22_arg_0 = var_19; [L100] SORT_3 var_22_arg_1 = state_20; [L101] EXPR var_22_arg_0 | var_22_arg_1 [L101] SORT_3 var_22 = var_22_arg_0 | var_22_arg_1; [L102] SORT_3 var_23_arg_0 = var_22; [L103] SORT_3 var_23 = ~var_23_arg_0; [L104] SORT_3 var_26_arg_0 = state_24; [L105] SORT_3 var_26 = ~var_26_arg_0; [L106] SORT_3 var_27_arg_0 = var_23; [L107] SORT_3 var_27_arg_1 = var_26; [L108] EXPR var_27_arg_0 | var_27_arg_1 [L108] SORT_3 var_27 = var_27_arg_0 | var_27_arg_1; [L109] SORT_3 var_31_arg_0 = var_27; [L110] SORT_3 var_31 = ~var_31_arg_0; [L111] SORT_3 var_32_arg_0 = var_30; [L112] SORT_3 var_32_arg_1 = var_31; [L113] EXPR var_32_arg_0 & var_32_arg_1 [L113] SORT_3 var_32 = var_32_arg_0 & var_32_arg_1; [L114] EXPR var_32 & mask_SORT_3 [L114] var_32 = var_32 & mask_SORT_3 [L115] SORT_3 bad_33_arg_0 = var_32; [L116] CALL __VERIFIER_assert(!(bad_33_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 151.0MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 476.11ms. Allocated memory is still 151.0MB. Free memory was 111.0MB in the beginning and 93.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.59ms. Allocated memory is still 151.0MB. Free memory was 93.3MB in the beginning and 82.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.27ms. Allocated memory is still 151.0MB. Free memory was 82.4MB in the beginning and 78.0MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1919.15ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 78.0MB in the beginning and 131.1MB in the end (delta: -53.2MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. * CodeCheck took 3677.29ms. Allocated memory was 184.5MB in the beginning and 241.2MB in the end (delta: 56.6MB). Free memory was 131.1MB in the beginning and 87.0MB in the end (delta: 44.1MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. * Witness Printer took 6.94ms. Allocated memory is still 241.2MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:04:53,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/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 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_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk --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 895ff1e019ffafaf8b2f8e3efbd16ea4845b2e4eac0a4db8b4c86c462883ae8c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:04:55,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:04:55,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:04:56,001 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:04:56,002 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:04:56,003 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:04:56,003 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:04:56,004 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:04:56,004 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:04:56,005 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:04:56,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:04:56,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:04:56,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:04:56,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:04:56,007 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:04:56,007 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:04:56,007 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:04:56,008 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:04:56,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:04:56,009 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:04:56,009 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:04:56,009 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:04:56,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:04:56,010 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:56,011 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:04:56,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:04:56,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:56,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:04:56,012 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:04:56,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:04:56,013 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:04:56,013 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:56,014 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:04:56,014 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_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 895ff1e019ffafaf8b2f8e3efbd16ea4845b2e4eac0a4db8b4c86c462883ae8c [2024-11-09 00:04:56,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:04:56,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:04:56,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:04:56,423 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:04:56,423 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:04:56,426 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c Unable to find full path for "g++" [2024-11-09 00:04:58,502 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:04:58,529 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:04:58,768 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:04:58,768 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c [2024-11-09 00:04:58,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/data/3913b8e77/1eacad0ccf02470b8a39e3746655d20d/FLAGafeba884b [2024-11-09 00:04:58,799 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/data/3913b8e77/1eacad0ccf02470b8a39e3746655d20d [2024-11-09 00:04:58,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:04:58,803 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:04:58,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:58,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:04:58,807 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:04:58,808 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:58" (1/1) ... [2024-11-09 00:04:58,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42fce2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:58, skipping insertion in model container [2024-11-09 00:04:58,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:58" (1/1) ... [2024-11-09 00:04:58,836 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:04:59,028 WARN L250 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_06f31049-8c10-49df-83c9-c8c305832532/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c[1259,1272] [2024-11-09 00:04:59,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:59,175 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:04:59,188 WARN L250 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_06f31049-8c10-49df-83c9-c8c305832532/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p2.c[1259,1272] [2024-11-09 00:04:59,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:59,295 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:04:59,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59 WrapperNode [2024-11-09 00:04:59,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:59,298 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:59,298 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:04:59,298 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:04:59,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,369 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 253 [2024-11-09 00:04:59,373 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:59,374 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:04:59,374 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:04:59,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:04:59,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,426 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:04:59,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:04:59,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:04:59,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:04:59,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:59,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:04:59,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:04:59,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:04:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:04:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:04:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:04:59,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:04:59,655 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:04:59,658 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:04:59,919 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-09 00:04:59,919 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:04:59,977 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:04:59,977 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:04:59,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:59 BoogieIcfgContainer [2024-11-09 00:04:59,978 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:04:59,978 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:04:59,979 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:04:59,988 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:04:59,989 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:59" (1/1) ... [2024-11-09 00:04:59,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:05:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:00,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:05:00,057 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:05:00,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:05:00,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:00,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:00,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:00,063 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:00,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:05:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:00,233 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:00,308 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 00:05:00,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:00,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:00,525 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:05:00,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:05:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:00,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:05:00,618 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:05:00,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:05:00,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:00,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:00,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:00,621 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:00,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:05:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:00,813 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:00,883 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-09 00:05:00,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:01,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:01,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:05:02,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:02,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-09 00:05:02,040 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-09 00:05:02,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:05:02,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:02,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:02,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:02,044 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:02,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:05:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:02,297 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:02,398 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-09 00:05:02,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:02,811 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:02,815 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:05:02,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:05:04,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:04,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 15 states and 26 transitions. [2024-11-09 00:05:04,011 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 26 transitions. [2024-11-09 00:05:04,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:05:04,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:04,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:04,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:04,017 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:04,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:05:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:04,322 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:04,442 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 00:05:04,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:04,943 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:04,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:05:07,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:07,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 19 states and 36 transitions. [2024-11-09 00:05:07,186 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 36 transitions. [2024-11-09 00:05:07,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:05:07,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:07,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:07,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:07,188 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:07,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:05:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:07,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:07,674 INFO L255 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-09 00:05:07,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:54,960 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:54,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:07:06,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.76s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:07:16,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:07:24,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.83s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:08:19,316 WARN L286 SmtUtils]: Spent 30.17s on a formula simplification that was a NOOP. DAG size: 342 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:08:56,856 WARN L286 SmtUtils]: Spent 30.14s on a formula simplification that was a NOOP. DAG size: 343 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:09:06,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:09:08,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:09:19,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:09:26,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.92s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:09:26,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:26,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 23 states and 49 transitions. [2024-11-09 00:09:26,077 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 49 transitions. [2024-11-09 00:09:26,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:09:26,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:26,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:26,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:26,081 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:26,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:09:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:26,401 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:26,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-09 00:09:26,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:17,716 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:10:17,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:06,212 WARN L286 SmtUtils]: Spent 1.29m on a formula simplification. DAG size of input: 465 DAG size of output: 462 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:14:55,613 WARN L286 SmtUtils]: Spent 1.04m on a formula simplification. DAG size of input: 467 DAG size of output: 139 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:16:48,814 WARN L286 SmtUtils]: Spent 30.27s on a formula simplification that was a NOOP. DAG size: 463 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:16:58,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:17:44,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:17:46,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:17:57,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:17:57,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:57,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 24 states and 53 transitions. [2024-11-09 00:17:57,588 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 53 transitions. [2024-11-09 00:17:57,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:17:57,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:57,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:17:57,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:17:57,591 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:17:57,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:17:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:58,057 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:17:58,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:58,195 INFO L255 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-09 00:17:58,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:18:46,334 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:18:46,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f31049-8c10-49df-83c9-c8c305832532/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-09 00:19:19,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:20:10,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]