./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-52.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b32e8f7d0cb6b23b60c1bb82468c80ec3de4569bc8a849244666984882c0607b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:27:59,529 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:27:59,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:27:59,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:27:59,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:27:59,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:27:59,625 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:27:59,626 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:27:59,626 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:27:59,627 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:27:59,627 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:27:59,628 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:27:59,628 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:27:59,629 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:27:59,629 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:27:59,630 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:27:59,630 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:27:59,630 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:27:59,631 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:27:59,631 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:27:59,632 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:27:59,633 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:27:59,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:27:59,634 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:27:59,634 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:27:59,635 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:27:59,635 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:27:59,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:27:59,636 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:27:59,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:27:59,636 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:27:59,637 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:27:59,637 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:27:59,638 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:27:59,638 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:27:59,638 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:27:59,639 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:27:59,639 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:27:59,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:27:59,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:27:59,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:27:59,641 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:27:59,641 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:27:59,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:27:59,642 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:27:59,642 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:27:59,643 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:27:59,643 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b32e8f7d0cb6b23b60c1bb82468c80ec3de4569bc8a849244666984882c0607b [2024-11-09 06:27:59,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:27:59,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:27:59,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:27:59,941 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:27:59,942 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:27:59,943 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-52.i Unable to find full path for "g++" [2024-11-09 06:28:02,146 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:28:02,340 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:28:02,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-52.i [2024-11-09 06:28:02,354 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/data/2b522cd5d/98bb5b08f41e4f319bac517bc8d40200/FLAGe413f7c02 [2024-11-09 06:28:02,370 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/data/2b522cd5d/98bb5b08f41e4f319bac517bc8d40200 [2024-11-09 06:28:02,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:28:02,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:28:02,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:28:02,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:28:02,382 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:28:02,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b679009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02, skipping insertion in model container [2024-11-09 06:28:02,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,414 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:28:02,682 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_14be39d4-fb02-4882-886e-d7e78b87ff3b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-52.i[913,926] [2024-11-09 06:28:02,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:28:02,798 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:28:02,808 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_14be39d4-fb02-4882-886e-d7e78b87ff3b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-52.i[913,926] [2024-11-09 06:28:02,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:28:02,866 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:28:02,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02 WrapperNode [2024-11-09 06:28:02,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:28:02,868 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:28:02,868 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:28:02,868 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:28:02,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,923 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2024-11-09 06:28:02,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:28:02,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:28:02,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:28:02,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:28:02,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,956 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,959 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:28:02,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:28:02,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:28:02,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:28:02,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (1/1) ... [2024-11-09 06:28:02,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:28:02,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:28:03,009 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:28:03,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:28:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:28:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:28:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:28:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:28:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:28:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:28:03,144 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:28:03,146 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:28:03,518 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 06:28:03,518 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:28:03,763 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:28:03,763 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:28:03,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:28:03 BoogieIcfgContainer [2024-11-09 06:28:03,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:28:03,767 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:28:03,767 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:28:03,770 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:28:03,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:28:02" (1/3) ... [2024-11-09 06:28:03,771 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f97ed39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:28:03, skipping insertion in model container [2024-11-09 06:28:03,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:28:02" (2/3) ... [2024-11-09 06:28:03,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f97ed39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:28:03, skipping insertion in model container [2024-11-09 06:28:03,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:28:03" (3/3) ... [2024-11-09 06:28:03,774 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-52.i [2024-11-09 06:28:03,790 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:28:03,791 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:28:03,848 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:28:03,856 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@305a14da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:28:03,856 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:28:03,862 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-09 06:28:03,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 06:28:03,873 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:28:03,874 INFO L215 NwaCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:28:03,875 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:28:03,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:28:03,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1012255716, now seen corresponding path program 1 times [2024-11-09 06:28:03,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:28:03,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63552753] [2024-11-09 06:28:03,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:28:03,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:28:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:28:07,778 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-09 06:28:07,780 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:28:07,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63552753] [2024-11-09 06:28:07,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63552753] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:28:07,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:28:07,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 06:28:07,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017687664] [2024-11-09 06:28:07,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:28:07,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 06:28:07,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:28:07,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 06:28:07,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-09 06:28:07,834 INFO L87 Difference]: Start difference. First operand has 27 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-09 06:28:08,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:28:08,275 INFO L93 Difference]: Finished difference Result 74 states and 113 transitions. [2024-11-09 06:28:08,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 06:28:08,278 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 4 states have call successors, (12) Word has length 46 [2024-11-09 06:28:08,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:28:08,286 INFO L225 Difference]: With dead ends: 74 [2024-11-09 06:28:08,286 INFO L226 Difference]: Without dead ends: 0 [2024-11-09 06:28:08,290 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-09 06:28:08,294 INFO L432 NwaCegarLoop]: 30 mSDtfsCounter, 27 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:28:08,295 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 114 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 06:28:08,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-09 06:28:08,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-09 06:28:08,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:28:08,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-09 06:28:08,329 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2024-11-09 06:28:08,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:28:08,330 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 06:28:08,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 4 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 3 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-09 06:28:08,330 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-09 06:28:08,331 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 06:28:08,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 06:28:08,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:28:08,343 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 06:28:08,346 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-09 06:28:08,436 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:28:08,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:28:08 BoogieIcfgContainer [2024-11-09 06:28:08,470 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:28:08,471 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:28:08,471 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:28:08,472 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:28:08,473 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:28:03" (3/4) ... [2024-11-09 06:28:08,477 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 06:28:08,482 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-09 06:28:08,491 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2024-11-09 06:28:08,491 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-09 06:28:08,492 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 06:28:08,492 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 06:28:08,659 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/witness.graphml [2024-11-09 06:28:08,660 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/witness.yml [2024-11-09 06:28:08,662 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:28:08,663 INFO L158 Benchmark]: Toolchain (without parser) took 6288.50ms. Allocated memory was 142.6MB in the beginning and 209.7MB in the end (delta: 67.1MB). Free memory was 105.7MB in the beginning and 104.1MB in the end (delta: 1.5MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. [2024-11-09 06:28:08,663 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory was 62.2MB in the beginning and 62.0MB in the end (delta: 151.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:28:08,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.19ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 90.5MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 06:28:08,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.53ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 87.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:28:08,665 INFO L158 Benchmark]: Boogie Preprocessor took 39.04ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 85.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:28:08,665 INFO L158 Benchmark]: RCFGBuilder took 799.25ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 98.1MB in the end (delta: -12.5MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2024-11-09 06:28:08,665 INFO L158 Benchmark]: TraceAbstraction took 4703.44ms. Allocated memory was 142.6MB in the beginning and 209.7MB in the end (delta: 67.1MB). Free memory was 97.6MB in the beginning and 110.4MB in the end (delta: -12.9MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2024-11-09 06:28:08,666 INFO L158 Benchmark]: Witness Printer took 191.60ms. Allocated memory is still 209.7MB. Free memory was 110.4MB in the beginning and 104.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 06:28:08,671 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory was 62.2MB in the beginning and 62.0MB in the end (delta: 151.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.19ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 90.5MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.53ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 87.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.04ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 85.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 799.25ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 98.1MB in the end (delta: -12.5MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4703.44ms. Allocated memory was 142.6MB in the beginning and 209.7MB in the end (delta: 67.1MB). Free memory was 97.6MB in the beginning and 110.4MB in the end (delta: -12.9MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. * Witness Printer took 191.60ms. Allocated memory is still 209.7MB. Free memory was 110.4MB in the beginning and 104.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 1, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27 mSDsluCounter, 114 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 84 mSDsCounter, 83 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 83 mSolverCounterUnsat, 30 mSDtfsCounter, 23 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 405 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 132/132 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((((((((((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_7 == \old(var_1_7))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) && (var_1_17 == \old(var_1_17))) && (var_1_18 == \old(var_1_18))) && (var_1_19 == \old(var_1_19))) && (var_1_20 == \old(var_1_20))) && (var_1_21 == \old(var_1_21))) && (var_1_22 == \old(var_1_22))) && (last_1_var_1_7 == \old(last_1_var_1_7))) && (last_1_var_1_17 == \old(last_1_var_1_17))) && (last_1_var_1_20 == \old(last_1_var_1_20))) RESULT: Ultimate proved your program to be correct! [2024-11-09 06:28:08,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14be39d4-fb02-4882-886e-d7e78b87ff3b/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE