./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 6497de01
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4d86e141dde5935b04f74715dd2fbb14b0de9136d07674e0b6c5447ac95e0ef
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 18:39:14,094 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 18:39:14,165 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-11-23 18:39:14,174 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 18:39:14,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 18:39:14,220 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 18:39:14,222 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 18:39:14,223 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 18:39:14,223 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 18:39:14,223 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 18:39:14,224 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-23 18:39:14,224 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-23 18:39:14,225 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 18:39:14,225 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 18:39:14,226 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 18:39:14,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 18:39:14,226 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-23 18:39:14,226 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 18:39:14,226 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 18:39:14,226 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 18:39:14,226 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 18:39:14,227 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-23 18:39:14,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-23 18:39:14,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-23 18:39:14,227 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-23 18:39:14,227 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-23 18:39:14,227 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 18:39:14,227 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 18:39:14,227 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 18:39:14,227 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 18:39:14,227 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-23 18:39:14,227 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 18:39:14,227 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 18:39:14,228 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 18:39:14,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 18:39:14,228 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 18:39:14,228 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 18:39:14,228 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 18:39:14,228 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 18:39:14,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 18:39:14,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 18:39:14,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-23 18:39:14,228 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-23 18:39:14,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-23 18:39:14,230 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-23 18:39:14,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-23 18:39:14,230 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-23 18:39:14,230 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-23 18:39:14,230 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-23 18:39:14,230 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-23 18:39:14,230 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC
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 ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
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 -> a4d86e141dde5935b04f74715dd2fbb14b0de9136d07674e0b6c5447ac95e0ef
[2024-11-23 18:39:14,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 18:39:14,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 18:39:14,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 18:39:14,588 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 18:39:14,588 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 18:39:14,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i
[2024-11-23 18:39:17,814 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/data/c67c168c5/2335efb6aeb5456797bc3564a3a06087/FLAGefb6cba5f
[2024-11-23 18:39:18,151 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 18:39:18,154 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i
[2024-11-23 18:39:18,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/data/c67c168c5/2335efb6aeb5456797bc3564a3a06087/FLAGefb6cba5f
[2024-11-23 18:39:18,388 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/data/c67c168c5/2335efb6aeb5456797bc3564a3a06087
[2024-11-23 18:39:18,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 18:39:18,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 18:39:18,398 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 18:39:18,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 18:39:18,405 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 18:39:18,406 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:39:18" (1/1) ...
[2024-11-23 18:39:18,409 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ccf4ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:18, skipping insertion in model container
[2024-11-23 18:39:18,410 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:39:18" (1/1) ...
[2024-11-23 18:39:18,476 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 18:39:18,940 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 18:39:18,956 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 18:39:19,042 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 18:39:19,073 INFO L204 MainTranslator]: Completed translation
[2024-11-23 18:39:19,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19 WrapperNode
[2024-11-23 18:39:19,073 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 18:39:19,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 18:39:19,075 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 18:39:19,075 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 18:39:19,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,105 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,135 INFO L138 Inliner]: procedures = 175, calls = 49, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 149
[2024-11-23 18:39:19,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 18:39:19,136 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 18:39:19,137 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 18:39:19,137 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 18:39:19,148 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,152 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,186 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-23 18:39:19,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,186 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,206 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,208 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,215 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,224 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 18:39:19,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 18:39:19,229 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 18:39:19,229 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 18:39:19,230 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (1/1) ...
[2024-11-23 18:39:19,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 18:39:19,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 18:39:19,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-23 18:39:19,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-23 18:39:19,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-11-23 18:39:19,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 18:39:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-11-23 18:39:19,317 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-11-23 18:39:19,318 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-11-23 18:39:19,318 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-11-23 18:39:19,318 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2024-11-23 18:39:19,318 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2024-11-23 18:39:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-23 18:39:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-11-23 18:39:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 18:39:19,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 18:39:19,321 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-23 18:39:19,541 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 18:39:19,545 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 18:39:20,075 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-23 18:39:20,075 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 18:39:20,439 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 18:39:20,439 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-23 18:39:20,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:20 BoogieIcfgContainer
[2024-11-23 18:39:20,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 18:39:20,444 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-23 18:39:20,445 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-23 18:39:20,450 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-23 18:39:20,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:39:18" (1/3) ...
[2024-11-23 18:39:20,451 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c512d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:39:20, skipping insertion in model container
[2024-11-23 18:39:20,451 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:19" (2/3) ...
[2024-11-23 18:39:20,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c512d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:39:20, skipping insertion in model container
[2024-11-23 18:39:20,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:20" (3/3) ...
[2024-11-23 18:39:20,454 INFO L128 eAbstractionObserver]: Analyzing ICFG mix011_tso.oepc.i
[2024-11-23 18:39:20,471 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-23 18:39:20,474 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG mix011_tso.oepc.i that has 4 procedures, 43 locations, 1 initial locations, 0 loop locations, and 6 error locations.
[2024-11-23 18:39:20,474 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-11-23 18:39:20,552 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-11-23 18:39:20,598 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 52 places, 42 transitions, 96 flow
[2024-11-23 18:39:20,658 INFO L124 PetriNetUnfolderBase]: 0/39 cut-off events.
[2024-11-23 18:39:20,660 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-23 18:39:20,663 INFO L83 FinitePrefix]: Finished finitePrefix Result has 49 conditions, 39 events. 0/39 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 99 event pairs, 0 based on Foata normal form. 0/33 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place.
[2024-11-23 18:39:20,663 INFO L82 GeneralOperation]: Start removeDead. Operand has 52 places, 42 transitions, 96 flow
[2024-11-23 18:39:20,672 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 49 places, 39 transitions, 87 flow
[2024-11-23 18:39:20,688 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-23 18:39:20,714 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=PETRI_NET, 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;@63a1ed17, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-23 18:39:20,714 INFO L334 AbstractCegarLoop]: Starting to check reachability of 15 error locations.
[2024-11-23 18:39:20,726 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-11-23 18:39:20,726 INFO L124 PetriNetUnfolderBase]: 0/15 cut-off events.
[2024-11-23 18:39:20,727 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-23 18:39:20,727 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-23 18:39:20,728 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:39:20,728 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-23 18:39:20,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:39:20,735 INFO L85 PathProgramCache]: Analyzing trace with hash -1879666518, now seen corresponding path program 1 times
[2024-11-23 18:39:20,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:39:20,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451370235]
[2024-11-23 18:39:20,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:39:20,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:39:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:39:21,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 18:39:21,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:39:21,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451370235]
[2024-11-23 18:39:21,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451370235] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:39:21,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:39:21,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-23 18:39:21,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445175296]
[2024-11-23 18:39:21,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:39:21,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 18:39:21,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:39:21,292 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 18:39:21,293 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 18:39:21,300 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 42
[2024-11-23 18:39:21,303 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 39 transitions, 87 flow. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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)
[2024-11-23 18:39:21,303 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-23 18:39:21,303 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 42
[2024-11-23 18:39:21,304 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-23 18:39:22,461 INFO L124 PetriNetUnfolderBase]: 2501/3717 cut-off events.
[2024-11-23 18:39:22,461 INFO L125 PetriNetUnfolderBase]: For 24/24 co-relation queries the response was YES.
[2024-11-23 18:39:22,480 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7458 conditions, 3717 events. 2501/3717 cut-off events. For 24/24 co-relation queries the response was YES. Maximal size of possible extension queue 245. Compared 20919 event pairs, 893 based on Foata normal form. 0/2857 useless extension candidates. Maximal degree in co-relation 7447. Up to 3457 conditions per place.
[2024-11-23 18:39:22,509 INFO L140 encePairwiseOnDemand]: 32/42 looper letters, 39 selfloop transitions, 4 changer transitions 0/55 dead transitions.
[2024-11-23 18:39:22,509 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 55 transitions, 211 flow
[2024-11-23 18:39:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 18:39:22,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-23 18:39:22,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 94 transitions.
[2024-11-23 18:39:22,528 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.746031746031746
[2024-11-23 18:39:22,531 INFO L175 Difference]: Start difference. First operand has 49 places, 39 transitions, 87 flow. Second operand 3 states and 94 transitions.
[2024-11-23 18:39:22,532 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 55 transitions, 211 flow
[2024-11-23 18:39:22,540 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 55 transitions, 206 flow, removed 0 selfloop flow, removed 3 redundant places.
[2024-11-23 18:39:22,545 INFO L231 Difference]: Finished difference. Result has 49 places, 42 transitions, 120 flow
[2024-11-23 18:39:22,548 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=42, PETRI_DIFFERENCE_MINUEND_FLOW=84, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=120, PETRI_PLACES=49, PETRI_TRANSITIONS=42}
[2024-11-23 18:39:22,555 INFO L279 CegarLoopForPetriNet]: 49 programPoint places, 0 predicate places.
[2024-11-23 18:39:22,555 INFO L471 AbstractCegarLoop]: Abstraction has has 49 places, 42 transitions, 120 flow
[2024-11-23 18:39:22,557 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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)
[2024-11-23 18:39:22,557 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-23 18:39:22,557 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:39:22,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-23 18:39:22,558 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-23 18:39:22,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:39:22,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1260634796, now seen corresponding path program 1 times
[2024-11-23 18:39:22,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:39:22,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442363148]
[2024-11-23 18:39:22,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:39:22,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:39:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:39:22,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 18:39:22,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:39:22,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442363148]
[2024-11-23 18:39:22,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442363148] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:39:22,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:39:22,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:39:22,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640413120]
[2024-11-23 18:39:22,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:39:22,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-23 18:39:22,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:39:22,935 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-23 18:39:22,935 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-23 18:39:22,944 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 42
[2024-11-23 18:39:22,945 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 42 transitions, 120 flow. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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)
[2024-11-23 18:39:22,948 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-23 18:39:22,948 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 42
[2024-11-23 18:39:22,948 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-23 18:39:23,654 INFO L124 PetriNetUnfolderBase]: 1713/2573 cut-off events.
[2024-11-23 18:39:23,654 INFO L125 PetriNetUnfolderBase]: For 223/223 co-relation queries the response was YES.
[2024-11-23 18:39:23,658 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6018 conditions, 2573 events. 1713/2573 cut-off events. For 223/223 co-relation queries the response was YES. Maximal size of possible extension queue 164. Compared 13995 event pairs, 535 based on Foata normal form. 0/2185 useless extension candidates. Maximal degree in co-relation 6007. Up to 2312 conditions per place.
[2024-11-23 18:39:23,672 INFO L140 encePairwiseOnDemand]: 35/42 looper letters, 36 selfloop transitions, 4 changer transitions 0/52 dead transitions.
[2024-11-23 18:39:23,673 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 52 transitions, 218 flow
[2024-11-23 18:39:23,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-23 18:39:23,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-23 18:39:23,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 103 transitions.
[2024-11-23 18:39:23,674 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6130952380952381
[2024-11-23 18:39:23,674 INFO L175 Difference]: Start difference. First operand has 49 places, 42 transitions, 120 flow. Second operand 4 states and 103 transitions.
[2024-11-23 18:39:23,674 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 52 transitions, 218 flow
[2024-11-23 18:39:23,675 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 52 transitions, 214 flow, removed 0 selfloop flow, removed 1 redundant places.
[2024-11-23 18:39:23,676 INFO L231 Difference]: Finished difference. Result has 48 places, 39 transitions, 112 flow
[2024-11-23 18:39:23,676 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=42, PETRI_DIFFERENCE_MINUEND_FLOW=104, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=112, PETRI_PLACES=48, PETRI_TRANSITIONS=39}
[2024-11-23 18:39:23,679 INFO L279 CegarLoopForPetriNet]: 49 programPoint places, -1 predicate places.
[2024-11-23 18:39:23,679 INFO L471 AbstractCegarLoop]: Abstraction has has 48 places, 39 transitions, 112 flow
[2024-11-23 18:39:23,679 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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)
[2024-11-23 18:39:23,679 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-23 18:39:23,679 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:39:23,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-23 18:39:23,679 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-23 18:39:23,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:39:23,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1260634797, now seen corresponding path program 1 times
[2024-11-23 18:39:23,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:39:23,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816244221]
[2024-11-23 18:39:23,682 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:39:23,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:39:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:39:23,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 18:39:23,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:39:23,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816244221]
[2024-11-23 18:39:23,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816244221] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:39:23,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:39:23,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 18:39:23,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250308220]
[2024-11-23 18:39:23,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:39:23,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-23 18:39:23,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:39:23,893 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-23 18:39:23,893 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-23 18:39:23,901 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 42
[2024-11-23 18:39:23,901 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 39 transitions, 112 flow. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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)
[2024-11-23 18:39:23,901 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-23 18:39:23,902 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 42
[2024-11-23 18:39:23,902 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-23 18:39:24,405 INFO L124 PetriNetUnfolderBase]: 1225/1873 cut-off events.
[2024-11-23 18:39:24,406 INFO L125 PetriNetUnfolderBase]: For 430/430 co-relation queries the response was YES.
[2024-11-23 18:39:24,410 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4291 conditions, 1873 events. 1225/1873 cut-off events. For 430/430 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 9919 event pairs, 185 based on Foata normal form. 0/1742 useless extension candidates. Maximal degree in co-relation 4279. Up to 985 conditions per place.
[2024-11-23 18:39:24,440 INFO L140 encePairwiseOnDemand]: 35/42 looper letters, 47 selfloop transitions, 7 changer transitions 3/69 dead transitions.
[2024-11-23 18:39:24,440 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 69 transitions, 298 flow
[2024-11-23 18:39:24,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-23 18:39:24,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-23 18:39:24,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 120 transitions.
[2024-11-23 18:39:24,444 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143
[2024-11-23 18:39:24,444 INFO L175 Difference]: Start difference. First operand has 48 places, 39 transitions, 112 flow. Second operand 4 states and 120 transitions.
[2024-11-23 18:39:24,445 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 69 transitions, 298 flow
[2024-11-23 18:39:24,446 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 69 transitions, 293 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-23 18:39:24,450 INFO L231 Difference]: Finished difference. Result has 50 places, 39 transitions, 133 flow
[2024-11-23 18:39:24,450 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=42, PETRI_DIFFERENCE_MINUEND_FLOW=107, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=133, PETRI_PLACES=50, PETRI_TRANSITIONS=39}
[2024-11-23 18:39:24,451 INFO L279 CegarLoopForPetriNet]: 49 programPoint places, 1 predicate places.
[2024-11-23 18:39:24,451 INFO L471 AbstractCegarLoop]: Abstraction has has 50 places, 39 transitions, 133 flow
[2024-11-23 18:39:24,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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)
[2024-11-23 18:39:24,451 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-23 18:39:24,451 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 18:39:24,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-23 18:39:24,452 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-23 18:39:24,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 18:39:24,452 INFO L85 PathProgramCache]: Analyzing trace with hash 790647516, now seen corresponding path program 1 times
[2024-11-23 18:39:24,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 18:39:24,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601978416]
[2024-11-23 18:39:24,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 18:39:24,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 18:39:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 18:39:24,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 18:39:24,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 18:39:24,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601978416]
[2024-11-23 18:39:24,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601978416] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 18:39:24,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 18:39:24,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-23 18:39:24,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254384819]
[2024-11-23 18:39:24,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 18:39:24,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-23 18:39:24,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 18:39:24,752 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-23 18:39:24,752 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2024-11-23 18:39:24,759 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 42
[2024-11-23 18:39:24,759 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 39 transitions, 133 flow. Second operand has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 states have internal predecessors, (88), 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)
[2024-11-23 18:39:24,759 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-23 18:39:24,759 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 42
[2024-11-23 18:39:24,760 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-23 18:39:25,298 INFO L124 PetriNetUnfolderBase]: 957/1485 cut-off events.
[2024-11-23 18:39:25,299 INFO L125 PetriNetUnfolderBase]: For 993/993 co-relation queries the response was YES.
[2024-11-23 18:39:25,304 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3832 conditions, 1485 events. 957/1485 cut-off events. For 993/993 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 8341 event pairs, 125 based on Foata normal form. 72/1498 useless extension candidates. Maximal degree in co-relation 3819. Up to 628 conditions per place.
[2024-11-23 18:39:25,307 INFO L140 encePairwiseOnDemand]: 35/42 looper letters, 0 selfloop transitions, 0 changer transitions 63/63 dead transitions.
[2024-11-23 18:39:25,307 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 63 transitions, 277 flow
[2024-11-23 18:39:25,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-23 18:39:25,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2024-11-23 18:39:25,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 129 transitions.
[2024-11-23 18:39:25,310 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6142857142857143
[2024-11-23 18:39:25,310 INFO L175 Difference]: Start difference. First operand has 50 places, 39 transitions, 133 flow. Second operand 5 states and 129 transitions.
[2024-11-23 18:39:25,310 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 63 transitions, 277 flow
[2024-11-23 18:39:25,315 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 63 transitions, 253 flow, removed 3 selfloop flow, removed 4 redundant places.
[2024-11-23 18:39:25,315 INFO L231 Difference]: Finished difference. Result has 47 places, 0 transitions, 0 flow
[2024-11-23 18:39:25,316 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=42, PETRI_DIFFERENCE_MINUEND_FLOW=91, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=47, PETRI_TRANSITIONS=0}
[2024-11-23 18:39:25,316 INFO L279 CegarLoopForPetriNet]: 49 programPoint places, -2 predicate places.
[2024-11-23 18:39:25,317 INFO L471 AbstractCegarLoop]: Abstraction has has 47 places, 0 transitions, 0 flow
[2024-11-23 18:39:25,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 states have internal predecessors, (88), 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)
[2024-11-23 18:39:25,322 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 15 remaining)
[2024-11-23 18:39:25,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 15 remaining)
[2024-11-23 18:39:25,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 15 remaining)
[2024-11-23 18:39:25,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 15 remaining)
[2024-11-23 18:39:25,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 15 remaining)
[2024-11-23 18:39:25,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 15 remaining)
[2024-11-23 18:39:25,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 15 remaining)
[2024-11-23 18:39:25,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 15 remaining)
[2024-11-23 18:39:25,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 15 remaining)
[2024-11-23 18:39:25,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 15 remaining)
[2024-11-23 18:39:25,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 15 remaining)
[2024-11-23 18:39:25,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 15 remaining)
[2024-11-23 18:39:25,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 15 remaining)
[2024-11-23 18:39:25,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 15 remaining)
[2024-11-23 18:39:25,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 15 remaining)
[2024-11-23 18:39:25,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-23 18:39:25,328 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2024-11-23 18:39:25,334 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-11-23 18:39:25,335 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-23 18:39:25,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:39:25 BasicIcfg
[2024-11-23 18:39:25,344 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-23 18:39:25,345 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-23 18:39:25,345 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-23 18:39:25,345 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-23 18:39:25,346 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:20" (3/4) ...
[2024-11-23 18:39:25,348 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-11-23 18:39:25,351 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0
[2024-11-23 18:39:25,352 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1
[2024-11-23 18:39:25,352 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2
[2024-11-23 18:39:25,360 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges
[2024-11-23 18:39:25,360 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges
[2024-11-23 18:39:25,360 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2024-11-23 18:39:25,362 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2024-11-23 18:39:25,470 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-23 18:39:25,471 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/witness.yml
[2024-11-23 18:39:25,471 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-23 18:39:25,472 INFO L158 Benchmark]: Toolchain (without parser) took 7075.64ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 91.3MB in the beginning and 87.9MB in the end (delta: 3.4MB). Peak memory consumption was 185.9MB. Max. memory is 16.1GB.
[2024-11-23 18:39:25,472 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 18:39:25,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 676.15ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 67.7MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-23 18:39:25,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.25ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 18:39:25,473 INFO L158 Benchmark]: Boogie Preprocessor took 91.19ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 62.2MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 18:39:25,473 INFO L158 Benchmark]: RCFGBuilder took 1213.26ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 58.2MB in the end (delta: 3.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB.
[2024-11-23 18:39:25,474 INFO L158 Benchmark]: TraceAbstraction took 4900.87ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 57.2MB in the beginning and 93.4MB in the end (delta: -36.2MB). Peak memory consumption was 147.0MB. Max. memory is 16.1GB.
[2024-11-23 18:39:25,474 INFO L158 Benchmark]: Witness Printer took 125.75ms. Allocated memory is still 302.0MB. Free memory was 93.4MB in the beginning and 87.9MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 18:39:25,477 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 676.15ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 67.7MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 61.25ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 91.19ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 62.2MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 1213.26ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 58.2MB in the end (delta: 3.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB.
* TraceAbstraction took 4900.87ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 57.2MB in the beginning and 93.4MB in the end (delta: -36.2MB). Peak memory consumption was 147.0MB. Max. memory is 16.1GB.
* Witness Printer took 125.75ms. Allocated memory is still 302.0MB. Free memory was 93.4MB in the beginning and 87.9MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 762]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 762]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 797]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 797]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 820]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 820]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 7 procedures, 76 locations, 15 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 4.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 135 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 127 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 273 IncrementalHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 1 mSDtfsCounter, 273 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=133occurred in iteration=3, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 177 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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, ConComCheckerStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
6 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-11-23 18:39:25,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d97bd78-fb91-41a5-a312-d7c1c1b48c58/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE