./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb1c4114bfb0472867e70fb2c8f5009a549c16b521c64e275202f167415d6d46 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:38:01,587 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:38:01,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:38:01,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:38:01,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:38:01,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:38:01,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:38:01,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:38:01,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:38:01,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:38:01,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:38:01,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:38:01,700 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:38:01,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:38:01,701 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:38:01,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:38:01,702 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:38:01,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:38:01,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:38:01,704 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:38:01,705 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:38:01,706 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:38:01,706 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:38:01,707 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:38:01,707 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:38:01,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:38:01,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:38:01,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:38:01,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:38:01,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:38:01,711 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:38:01,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:38:01,712 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:38:01,712 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_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb1c4114bfb0472867e70fb2c8f5009a549c16b521c64e275202f167415d6d46 [2023-11-19 02:38:01,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:38:01,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:38:01,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:38:01,981 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:38:01,981 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:38:01,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i [2023-11-19 02:38:05,205 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:38:05,557 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:38:05,557 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i [2023-11-19 02:38:05,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/data/34c3311c4/bbda0ea3caae4ce58b5fc148ada67c0f/FLAG8d248b5a9 [2023-11-19 02:38:05,603 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/data/34c3311c4/bbda0ea3caae4ce58b5fc148ada67c0f [2023-11-19 02:38:05,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:38:05,612 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:38:05,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:38:05,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:38:05,622 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:38:05,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:05" (1/1) ... [2023-11-19 02:38:05,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d334e0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:05, skipping insertion in model container [2023-11-19 02:38:05,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:05" (1/1) ... [2023-11-19 02:38:05,714 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:38:05,868 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_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i[916,929] [2023-11-19 02:38:06,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:38:06,223 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:38:06,256 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_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i[916,929] [2023-11-19 02:38:06,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:38:06,451 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:38:06,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06 WrapperNode [2023-11-19 02:38:06,452 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:38:06,453 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:38:06,453 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:38:06,453 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:38:06,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06" (1/1) ... [2023-11-19 02:38:06,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06" (1/1) ... [2023-11-19 02:38:06,630 INFO L138 Inliner]: procedures = 26, calls = 81, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 789 [2023-11-19 02:38:06,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:38:06,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:38:06,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:38:06,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:38:06,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06" (1/1) ... [2023-11-19 02:38:06,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06" (1/1) ... [2023-11-19 02:38:06,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06" (1/1) ... [2023-11-19 02:38:06,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06" (1/1) ... [2023-11-19 02:38:06,725 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06" (1/1) ... [2023-11-19 02:38:06,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06" (1/1) ... [2023-11-19 02:38:06,761 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06" (1/1) ... [2023-11-19 02:38:06,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06" (1/1) ... [2023-11-19 02:38:06,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:38:06,785 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:38:06,785 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:38:06,786 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:38:06,786 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:06" (1/1) ... [2023-11-19 02:38:06,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:38:06,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:38:06,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:38:06,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:38:06,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:38:06,855 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:38:06,855 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:38:06,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:38:06,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:38:06,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:38:07,081 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:38:07,083 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:38:08,472 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:38:11,864 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:38:11,864 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:38:11,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:38:11 BoogieIcfgContainer [2023-11-19 02:38:11,874 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:38:11,875 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:38:11,875 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:38:11,885 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:38:11,885 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:11,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:38:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:11,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 118 states and 186 transitions. [2023-11-19 02:38:11,964 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 186 transitions. [2023-11-19 02:38:11,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2023-11-19 02:38:11,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:11,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:22,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 1008 conjuncts, 0 conjunts are in the unsatisfiable core [2023-11-19 02:38:22,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:38:22,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4556 trivial. 0 not checked. [2023-11-19 02:38:32,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-19 02:38:32,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:32,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 117 states and 184 transitions. [2023-11-19 02:38:32,961 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 184 transitions. [2023-11-19 02:38:32,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2023-11-19 02:38:32,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:32,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:43,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 02:38:43,529 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:38:43,533 INFO L158 Benchmark]: Toolchain (without parser) took 37920.28ms. Allocated memory was 199.2MB in the beginning and 339.7MB in the end (delta: 140.5MB). Free memory was 156.2MB in the beginning and 123.7MB in the end (delta: 32.5MB). Peak memory consumption was 176.0MB. Max. memory is 16.1GB. [2023-11-19 02:38:43,534 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:38:43,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 835.35ms. Allocated memory is still 199.2MB. Free memory was 155.6MB in the beginning and 117.4MB in the end (delta: 38.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 02:38:43,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 178.55ms. Allocated memory is still 199.2MB. Free memory was 117.4MB in the beginning and 96.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:38:43,536 INFO L158 Benchmark]: Boogie Preprocessor took 152.42ms. Allocated memory is still 199.2MB. Free memory was 96.4MB in the beginning and 87.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 02:38:43,537 INFO L158 Benchmark]: RCFGBuilder took 5088.62ms. Allocated memory was 199.2MB in the beginning and 339.7MB in the end (delta: 140.5MB). Free memory was 87.6MB in the beginning and 120.7MB in the end (delta: -33.2MB). Peak memory consumption was 110.9MB. Max. memory is 16.1GB. [2023-11-19 02:38:43,538 INFO L158 Benchmark]: CodeCheck took 31657.06ms. Allocated memory is still 339.7MB. Free memory was 120.7MB in the beginning and 123.7MB in the end (delta: -3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:38:43,542 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 835.35ms. Allocated memory is still 199.2MB. Free memory was 155.6MB in the beginning and 117.4MB in the end (delta: 38.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 178.55ms. Allocated memory is still 199.2MB. Free memory was 117.4MB in the beginning and 96.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.42ms. Allocated memory is still 199.2MB. Free memory was 96.4MB in the beginning and 87.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5088.62ms. Allocated memory was 199.2MB in the beginning and 339.7MB in the end (delta: 140.5MB). Free memory was 87.6MB in the beginning and 120.7MB in the end (delta: -33.2MB). Peak memory consumption was 110.9MB. Max. memory is 16.1GB. * CodeCheck took 31657.06ms. Allocated memory is still 339.7MB. Free memory was 120.7MB in the beginning and 123.7MB in the end (delta: -3.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:38:43,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/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_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb1c4114bfb0472867e70fb2c8f5009a549c16b521c64e275202f167415d6d46 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:38:46,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:38:46,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:38:46,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:38:46,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:38:46,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:38:46,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:38:46,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:38:46,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:38:46,628 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:38:46,628 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:38:46,629 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:38:46,629 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:38:46,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:38:46,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:38:46,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:38:46,632 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:38:46,633 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:38:46,633 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:38:46,634 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:38:46,634 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:38:46,635 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:38:46,635 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:38:46,636 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:38:46,636 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:38:46,636 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:38:46,637 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:38:46,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:38:46,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:38:46,638 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:38:46,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:38:46,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:38:46,640 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:38:46,641 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:38:46,641 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:38:46,642 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:38:46,642 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:38:46,642 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_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb1c4114bfb0472867e70fb2c8f5009a549c16b521c64e275202f167415d6d46 [2023-11-19 02:38:47,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:38:47,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:38:47,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:38:47,093 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:38:47,094 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:38:47,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i [2023-11-19 02:38:50,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:38:50,740 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:38:50,740 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i [2023-11-19 02:38:50,770 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/data/c729d3f4b/d5d92d7ee70140fa8ae502d6af8cc36e/FLAGdf54571c6 [2023-11-19 02:38:50,784 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/data/c729d3f4b/d5d92d7ee70140fa8ae502d6af8cc36e [2023-11-19 02:38:50,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:38:50,788 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:38:50,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:38:50,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:38:50,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:38:50,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:50" (1/1) ... [2023-11-19 02:38:50,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a7ef2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:50, skipping insertion in model container [2023-11-19 02:38:50,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:50" (1/1) ... [2023-11-19 02:38:50,873 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:38:51,024 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_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i[916,929] [2023-11-19 02:38:51,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:38:51,386 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:38:51,409 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_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i[916,929] [2023-11-19 02:38:51,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:38:51,697 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:38:51,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51 WrapperNode [2023-11-19 02:38:51,697 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:38:51,698 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:38:51,699 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:38:51,699 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:38:51,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51" (1/1) ... [2023-11-19 02:38:51,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51" (1/1) ... [2023-11-19 02:38:51,857 INFO L138 Inliner]: procedures = 27, calls = 81, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 567 [2023-11-19 02:38:51,859 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:38:51,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:38:51,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:38:51,860 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:38:51,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51" (1/1) ... [2023-11-19 02:38:51,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51" (1/1) ... [2023-11-19 02:38:51,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51" (1/1) ... [2023-11-19 02:38:51,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51" (1/1) ... [2023-11-19 02:38:51,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51" (1/1) ... [2023-11-19 02:38:51,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51" (1/1) ... [2023-11-19 02:38:51,959 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51" (1/1) ... [2023-11-19 02:38:51,966 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51" (1/1) ... [2023-11-19 02:38:51,979 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:38:51,980 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:38:51,980 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:38:51,980 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:38:51,981 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:51" (1/1) ... [2023-11-19 02:38:51,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:38:51,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:38:52,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:38:52,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac86eb1e-7c9f-43c5-a6e2-2f559150665c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:38:52,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:38:52,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:38:52,059 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:38:52,059 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:38:52,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:38:52,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:38:52,279 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:38:52,282 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation