./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version a0165632
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX --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 a650c00976061981bc34910bafee4d11d94c16289374f008af5a1f8d17e97036
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 16:58:34,548 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 16:58:34,643 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-11-08 16:58:34,649 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 16:58:34,651 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 16:58:34,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 16:58:34,687 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 16:58:34,688 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 16:58:34,689 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 16:58:34,690 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 16:58:34,690 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 16:58:34,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 16:58:34,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 16:58:34,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 16:58:34,692 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 16:58:34,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 16:58:34,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 16:58:34,696 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 16:58:34,696 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 16:58:34,696 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 16:58:34,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 16:58:34,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 16:58:34,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 16:58:34,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 16:58:34,699 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 16:58:34,699 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-08 16:58:34,699 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 16:58:34,699 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 16:58:34,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 16:58:34,700 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 16:58:34,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 16:58:34,701 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 16:58:34,701 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 16:58:34,709 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 16:58:34,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 16:58:34,710 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 16:58:34,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 16:58:34,711 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 16:58:34,711 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 16:58:34,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 16:58:34,711 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 16:58:34,714 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 16:58:34,714 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 16:58:34,714 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 16:58:34,715 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a650c00976061981bc34910bafee4d11d94c16289374f008af5a1f8d17e97036
[2024-11-08 16:58:35,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 16:58:35,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 16:58:35,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 16:58:35,063 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 16:58:35,063 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 16:58:35,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/pthread-wmm/mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i
Unable to find full path for "g++"
[2024-11-08 16:58:37,073 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 16:58:37,317 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 16:58:37,318 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/sv-benchmarks/c/pthread-wmm/mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i
[2024-11-08 16:58:37,331 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/data/68cac63d2/6c21240c3fed4ef998c1b9107641a03d/FLAG09fe66684
[2024-11-08 16:58:37,348 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/data/68cac63d2/6c21240c3fed4ef998c1b9107641a03d
[2024-11-08 16:58:37,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 16:58:37,352 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 16:58:37,353 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 16:58:37,354 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 16:58:37,360 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 16:58:37,361 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:58:37" (1/1) ...
[2024-11-08 16:58:37,362 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71bedcaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:37, skipping insertion in model container
[2024-11-08 16:58:37,362 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:58:37" (1/1) ...
[2024-11-08 16:58:37,413 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 16:58:37,910 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 16:58:37,928 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 16:58:38,001 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 16:58:38,041 INFO L204 MainTranslator]: Completed translation
[2024-11-08 16:58:38,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38 WrapperNode
[2024-11-08 16:58:38,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 16:58:38,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 16:58:38,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 16:58:38,044 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 16:58:38,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,070 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,100 INFO L138 Inliner]: procedures = 176, calls = 52, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 150
[2024-11-08 16:58:38,100 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 16:58:38,101 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 16:58:38,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 16:58:38,101 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 16:58:38,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,120 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,150 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].
[2024-11-08 16:58:38,153 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,153 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,164 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 16:58:38,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 16:58:38,185 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 16:58:38,185 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 16:58:38,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (1/1) ...
[2024-11-08 16:58:38,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 16:58:38,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 16:58:38,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 16:58:38,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 16:58:38,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-11-08 16:58:38,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 16:58:38,259 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-11-08 16:58:38,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-11-08 16:58:38,259 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-11-08 16:58:38,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-11-08 16:58:38,260 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2024-11-08 16:58:38,260 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2024-11-08 16:58:38,261 INFO L130 BoogieDeclarations]: Found specification of procedure P3
[2024-11-08 16:58:38,262 INFO L138 BoogieDeclarations]: Found implementation of procedure P3
[2024-11-08 16:58:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 16:58:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-11-08 16:58:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 16:58:38,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 16:58:38,265 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-08 16:58:38,436 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 16:58:38,438 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 16:58:38,916 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-08 16:58:38,917 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 16:58:39,295 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 16:58:39,296 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-08 16:58:39,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:58:39 BoogieIcfgContainer
[2024-11-08 16:58:39,297 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 16:58:39,300 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 16:58:39,301 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 16:58:39,305 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 16:58:39,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:58:37" (1/3) ...
[2024-11-08 16:58:39,307 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500089bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:58:39, skipping insertion in model container
[2024-11-08 16:58:39,307 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:58:38" (2/3) ...
[2024-11-08 16:58:39,308 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500089bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:58:39, skipping insertion in model container
[2024-11-08 16:58:39,308 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:58:39" (3/3) ...
[2024-11-08 16:58:39,314 INFO L112 eAbstractionObserver]: Analyzing ICFG mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i
[2024-11-08 16:58:39,332 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 16:58:39,332 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations.
[2024-11-08 16:58:39,332 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-11-08 16:58:39,391 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-11-08 16:58:39,433 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 63 places, 50 transitions, 116 flow
[2024-11-08 16:58:39,483 INFO L124 PetriNetUnfolderBase]: 0/46 cut-off events.
[2024-11-08 16:58:39,484 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-08 16:58:39,488 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 46 events. 0/46 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 118 event pairs, 0 based on Foata normal form. 0/38 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place.
[2024-11-08 16:58:39,488 INFO L82 GeneralOperation]: Start removeDead. Operand has 63 places, 50 transitions, 116 flow
[2024-11-08 16:58:39,494 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 59 places, 46 transitions, 104 flow
[2024-11-08 16:58:39,508 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 16:58:39,514 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;@420df171, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 16:58:39,515 INFO L334 AbstractCegarLoop]: Starting to check reachability of 20 error locations.
[2024-11-08 16:58:39,524 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-11-08 16:58:39,525 INFO L124 PetriNetUnfolderBase]: 0/15 cut-off events.
[2024-11-08 16:58:39,525 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-08 16:58:39,525 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 16:58:39,526 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:58:39,526 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-08 16:58:39,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:58:39,533 INFO L85 PathProgramCache]: Analyzing trace with hash 722723307, now seen corresponding path program 1 times
[2024-11-08 16:58:39,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:58:39,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197853461]
[2024-11-08 16:58:39,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:58:39,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:58:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:58:39,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 16:58:39,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:58:39,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197853461]
[2024-11-08 16:58:39,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197853461] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:58:39,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:58:39,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-08 16:58:39,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143926956]
[2024-11-08 16:58:39,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:58:39,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 16:58:39,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:58:39,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 16:58:39,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 16:58:39,937 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50
[2024-11-08 16:58:39,940 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 46 transitions, 104 flow. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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)
[2024-11-08 16:58:39,940 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 16:58:39,940 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50
[2024-11-08 16:58:39,941 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 16:58:43,639 INFO L124 PetriNetUnfolderBase]: 16257/21807 cut-off events.
[2024-11-08 16:58:43,640 INFO L125 PetriNetUnfolderBase]: For 132/132 co-relation queries the response was YES.
[2024-11-08 16:58:43,775 INFO L83 FinitePrefix]: Finished finitePrefix Result has 43873 conditions, 21807 events. 16257/21807 cut-off events. For 132/132 co-relation queries the response was YES. Maximal size of possible extension queue 2091. Compared 144819 event pairs, 8007 based on Foata normal form. 0/15043 useless extension candidates. Maximal degree in co-relation 43861. Up to 21703 conditions per place.
[2024-11-08 16:58:43,898 INFO L140 encePairwiseOnDemand]: 37/50 looper letters, 45 selfloop transitions, 5 changer transitions 0/64 dead transitions.
[2024-11-08 16:58:43,898 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 64 transitions, 249 flow
[2024-11-08 16:58:43,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 16:58:43,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-08 16:58:43,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 112 transitions.
[2024-11-08 16:58:43,910 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7466666666666667
[2024-11-08 16:58:43,912 INFO L175 Difference]: Start difference. First operand has 59 places, 46 transitions, 104 flow. Second operand 3 states and 112 transitions.
[2024-11-08 16:58:43,913 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 64 transitions, 249 flow
[2024-11-08 16:58:43,916 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 64 transitions, 242 flow, removed 0 selfloop flow, removed 4 redundant places.
[2024-11-08 16:58:43,919 INFO L231 Difference]: Finished difference. Result has 58 places, 50 transitions, 147 flow
[2024-11-08 16:58:43,921 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=147, PETRI_PLACES=58, PETRI_TRANSITIONS=50}
[2024-11-08 16:58:43,924 INFO L277 CegarLoopForPetriNet]: 59 programPoint places, -1 predicate places.
[2024-11-08 16:58:43,925 INFO L471 AbstractCegarLoop]: Abstraction has has 58 places, 50 transitions, 147 flow
[2024-11-08 16:58:43,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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)
[2024-11-08 16:58:43,925 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 16:58:43,925 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:58:43,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-08 16:58:43,926 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-08 16:58:43,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:58:43,926 INFO L85 PathProgramCache]: Analyzing trace with hash -1229473114, now seen corresponding path program 1 times
[2024-11-08 16:58:43,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:58:43,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718571835]
[2024-11-08 16:58:43,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:58:43,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:58:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:58:44,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 16:58:44,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:58:44,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718571835]
[2024-11-08 16:58:44,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718571835] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:58:44,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:58:44,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 16:58:44,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670778584]
[2024-11-08 16:58:44,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:58:44,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 16:58:44,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:58:44,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 16:58:44,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 16:58:44,050 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50
[2024-11-08 16:58:44,051 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 50 transitions, 147 flow. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 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)
[2024-11-08 16:58:44,051 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 16:58:44,051 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50
[2024-11-08 16:58:44,051 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 16:58:45,946 INFO L124 PetriNetUnfolderBase]: 7927/10749 cut-off events.
[2024-11-08 16:58:45,946 INFO L125 PetriNetUnfolderBase]: For 895/895 co-relation queries the response was YES.
[2024-11-08 16:58:45,985 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26148 conditions, 10749 events. 7927/10749 cut-off events. For 895/895 co-relation queries the response was YES. Maximal size of possible extension queue 921. Compared 67140 event pairs, 3403 based on Foata normal form. 0/8609 useless extension candidates. Maximal degree in co-relation 26137. Up to 10644 conditions per place.
[2024-11-08 16:58:46,043 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 41 selfloop transitions, 5 changer transitions 0/60 dead transitions.
[2024-11-08 16:58:46,043 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 60 transitions, 257 flow
[2024-11-08 16:58:46,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 16:58:46,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-08 16:58:46,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 122 transitions.
[2024-11-08 16:58:46,046 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.61
[2024-11-08 16:58:46,046 INFO L175 Difference]: Start difference. First operand has 58 places, 50 transitions, 147 flow. Second operand 4 states and 122 transitions.
[2024-11-08 16:58:46,046 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 60 transitions, 257 flow
[2024-11-08 16:58:46,047 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 60 transitions, 252 flow, removed 0 selfloop flow, removed 1 redundant places.
[2024-11-08 16:58:46,048 INFO L231 Difference]: Finished difference. Result has 56 places, 46 transitions, 136 flow
[2024-11-08 16:58:46,049 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=136, PETRI_PLACES=56, PETRI_TRANSITIONS=46}
[2024-11-08 16:58:46,049 INFO L277 CegarLoopForPetriNet]: 59 programPoint places, -3 predicate places.
[2024-11-08 16:58:46,050 INFO L471 AbstractCegarLoop]: Abstraction has has 56 places, 46 transitions, 136 flow
[2024-11-08 16:58:46,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 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)
[2024-11-08 16:58:46,050 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 16:58:46,050 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:58:46,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-08 16:58:46,051 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-08 16:58:46,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:58:46,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1766819229, now seen corresponding path program 1 times
[2024-11-08 16:58:46,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:58:46,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534611761]
[2024-11-08 16:58:46,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:58:46,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:58:46,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:58:46,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 16:58:46,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:58:46,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534611761]
[2024-11-08 16:58:46,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534611761] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:58:46,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:58:46,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 16:58:46,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158240159]
[2024-11-08 16:58:46,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:58:46,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 16:58:46,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:58:46,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 16:58:46,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-08 16:58:46,181 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50
[2024-11-08 16:58:46,182 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 46 transitions, 136 flow. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 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)
[2024-11-08 16:58:46,182 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 16:58:46,183 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50
[2024-11-08 16:58:46,183 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 16:58:47,173 INFO L124 PetriNetUnfolderBase]: 5445/7507 cut-off events.
[2024-11-08 16:58:47,174 INFO L125 PetriNetUnfolderBase]: For 980/980 co-relation queries the response was YES.
[2024-11-08 16:58:47,202 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17821 conditions, 7507 events. 5445/7507 cut-off events. For 980/980 co-relation queries the response was YES. Maximal size of possible extension queue 609. Compared 44594 event pairs, 1127 based on Foata normal form. 0/6487 useless extension candidates. Maximal degree in co-relation 17809. Up to 6753 conditions per place.
[2024-11-08 16:58:47,236 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 57 selfloop transitions, 9 changer transitions 0/80 dead transitions.
[2024-11-08 16:58:47,237 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 80 transitions, 354 flow
[2024-11-08 16:58:47,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 16:58:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2024-11-08 16:58:47,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 142 transitions.
[2024-11-08 16:58:47,239 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.71
[2024-11-08 16:58:47,239 INFO L175 Difference]: Start difference. First operand has 56 places, 46 transitions, 136 flow. Second operand 4 states and 142 transitions.
[2024-11-08 16:58:47,239 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 80 transitions, 354 flow
[2024-11-08 16:58:47,241 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 80 transitions, 348 flow, removed 0 selfloop flow, removed 2 redundant places.
[2024-11-08 16:58:47,242 INFO L231 Difference]: Finished difference. Result has 58 places, 50 transitions, 188 flow
[2024-11-08 16:58:47,242 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=188, PETRI_PLACES=58, PETRI_TRANSITIONS=50}
[2024-11-08 16:58:47,243 INFO L277 CegarLoopForPetriNet]: 59 programPoint places, -1 predicate places.
[2024-11-08 16:58:47,243 INFO L471 AbstractCegarLoop]: Abstraction has has 58 places, 50 transitions, 188 flow
[2024-11-08 16:58:47,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 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)
[2024-11-08 16:58:47,243 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 16:58:47,244 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:58:47,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-08 16:58:47,244 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-08 16:58:47,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:58:47,244 INFO L85 PathProgramCache]: Analyzing trace with hash -28134477, now seen corresponding path program 1 times
[2024-11-08 16:58:47,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:58:47,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459966056]
[2024-11-08 16:58:47,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:58:47,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:58:47,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:58:47,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 16:58:47,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:58:47,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459966056]
[2024-11-08 16:58:47,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459966056] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:58:47,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:58:47,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 16:58:47,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480004010]
[2024-11-08 16:58:47,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:58:47,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-08 16:58:47,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:58:47,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 16:58:47,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2024-11-08 16:58:47,410 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50
[2024-11-08 16:58:47,410 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 50 transitions, 188 flow. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 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)
[2024-11-08 16:58:47,411 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 16:58:47,411 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50
[2024-11-08 16:58:47,411 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 16:58:48,229 INFO L124 PetriNetUnfolderBase]: 3561/4951 cut-off events.
[2024-11-08 16:58:48,230 INFO L125 PetriNetUnfolderBase]: For 2451/2451 co-relation queries the response was YES.
[2024-11-08 16:58:48,247 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13508 conditions, 4951 events. 3561/4951 cut-off events. For 2451/2451 co-relation queries the response was YES. Maximal size of possible extension queue 319. Compared 27401 event pairs, 183 based on Foata normal form. 0/4747 useless extension candidates. Maximal degree in co-relation 13495. Up to 2601 conditions per place.
[2024-11-08 16:58:48,267 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 67 selfloop transitions, 13 changer transitions 4/98 dead transitions.
[2024-11-08 16:58:48,267 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 98 transitions, 480 flow
[2024-11-08 16:58:48,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-08 16:58:48,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2024-11-08 16:58:48,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 178 transitions.
[2024-11-08 16:58:48,269 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.712
[2024-11-08 16:58:48,269 INFO L175 Difference]: Start difference. First operand has 58 places, 50 transitions, 188 flow. Second operand 5 states and 178 transitions.
[2024-11-08 16:58:48,269 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 98 transitions, 480 flow
[2024-11-08 16:58:48,276 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 98 transitions, 462 flow, removed 4 selfloop flow, removed 2 redundant places.
[2024-11-08 16:58:48,278 INFO L231 Difference]: Finished difference. Result has 61 places, 50 transitions, 212 flow
[2024-11-08 16:58:48,279 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=212, PETRI_PLACES=61, PETRI_TRANSITIONS=50}
[2024-11-08 16:58:48,280 INFO L277 CegarLoopForPetriNet]: 59 programPoint places, 2 predicate places.
[2024-11-08 16:58:48,281 INFO L471 AbstractCegarLoop]: Abstraction has has 61 places, 50 transitions, 212 flow
[2024-11-08 16:58:48,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 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)
[2024-11-08 16:58:48,281 INFO L196 CegarLoopForPetriNet]: Found error trace
[2024-11-08 16:58:48,282 INFO L204 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, 1, 1, 1, 1]
[2024-11-08 16:58:48,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-08 16:58:48,282 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2024-11-08 16:58:48,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:58:48,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1912956923, now seen corresponding path program 1 times
[2024-11-08 16:58:48,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:58:48,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99681598]
[2024-11-08 16:58:48,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:58:48,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:58:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:58:48,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 16:58:48,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:58:48,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99681598]
[2024-11-08 16:58:48,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99681598] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:58:48,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:58:48,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-08 16:58:48,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578469696]
[2024-11-08 16:58:48,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:58:48,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-08 16:58:48,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:58:48,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-08 16:58:48,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2024-11-08 16:58:48,551 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 50
[2024-11-08 16:58:48,551 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 50 transitions, 212 flow. Second operand has 6 states, 6 states have (on average 20.5) internal successors, (123), 6 states have internal predecessors, (123), 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)
[2024-11-08 16:58:48,552 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-08 16:58:48,552 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 50
[2024-11-08 16:58:48,552 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-08 16:58:49,309 INFO L124 PetriNetUnfolderBase]: 2745/3847 cut-off events.
[2024-11-08 16:58:49,310 INFO L125 PetriNetUnfolderBase]: For 4691/4691 co-relation queries the response was YES.
[2024-11-08 16:58:49,320 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11259 conditions, 3847 events. 2745/3847 cut-off events. For 4691/4691 co-relation queries the response was YES. Maximal size of possible extension queue 292. Compared 21563 event pairs, 39 based on Foata normal form. 192/4027 useless extension candidates. Maximal degree in co-relation 11245. Up to 1596 conditions per place.
[2024-11-08 16:58:49,323 INFO L140 encePairwiseOnDemand]: 41/50 looper letters, 0 selfloop transitions, 0 changer transitions 90/90 dead transitions.
[2024-11-08 16:58:49,324 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 90 transitions, 432 flow
[2024-11-08 16:58:49,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-08 16:58:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2024-11-08 16:58:49,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 188 transitions.
[2024-11-08 16:58:49,326 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6266666666666667
[2024-11-08 16:58:49,326 INFO L175 Difference]: Start difference. First operand has 61 places, 50 transitions, 212 flow. Second operand 6 states and 188 transitions.
[2024-11-08 16:58:49,326 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 90 transitions, 432 flow
[2024-11-08 16:58:49,352 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 90 transitions, 377 flow, removed 8 selfloop flow, removed 6 redundant places.
[2024-11-08 16:58:49,353 INFO L231 Difference]: Finished difference. Result has 56 places, 0 transitions, 0 flow
[2024-11-08 16:58:49,353 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=50, PETRI_DIFFERENCE_MINUEND_FLOW=125, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=56, PETRI_TRANSITIONS=0}
[2024-11-08 16:58:49,354 INFO L277 CegarLoopForPetriNet]: 59 programPoint places, -3 predicate places.
[2024-11-08 16:58:49,355 INFO L471 AbstractCegarLoop]: Abstraction has has 56 places, 0 transitions, 0 flow
[2024-11-08 16:58:49,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.5) internal successors, (123), 6 states have internal predecessors, (123), 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)
[2024-11-08 16:58:49,359 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining)
[2024-11-08 16:58:49,359 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining)
[2024-11-08 16:58:49,360 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining)
[2024-11-08 16:58:49,360 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining)
[2024-11-08 16:58:49,360 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining)
[2024-11-08 16:58:49,360 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining)
[2024-11-08 16:58:49,361 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining)
[2024-11-08 16:58:49,361 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining)
[2024-11-08 16:58:49,362 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 20 remaining)
[2024-11-08 16:58:49,363 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 20 remaining)
[2024-11-08 16:58:49,363 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 20 remaining)
[2024-11-08 16:58:49,363 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 20 remaining)
[2024-11-08 16:58:49,363 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining)
[2024-11-08 16:58:49,363 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining)
[2024-11-08 16:58:49,364 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining)
[2024-11-08 16:58:49,364 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining)
[2024-11-08 16:58:49,364 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining)
[2024-11-08 16:58:49,364 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining)
[2024-11-08 16:58:49,364 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining)
[2024-11-08 16:58:49,365 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining)
[2024-11-08 16:58:49,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-08 16:58:49,365 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2024-11-08 16:58:49,373 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-11-08 16:58:49,373 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 16:58:49,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:58:49 BasicIcfg
[2024-11-08 16:58:49,391 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 16:58:49,391 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 16:58:49,391 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 16:58:49,392 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 16:58:49,392 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:58:39" (3/4) ...
[2024-11-08 16:58:49,394 INFO L142 WitnessPrinter]: Generating witness for correct program
[2024-11-08 16:58:49,397 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0
[2024-11-08 16:58:49,397 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1
[2024-11-08 16:58:49,398 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2
[2024-11-08 16:58:49,398 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P3
[2024-11-08 16:58:49,405 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 95 nodes and edges
[2024-11-08 16:58:49,406 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges
[2024-11-08 16:58:49,406 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2024-11-08 16:58:49,407 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2024-11-08 16:58:49,513 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/witness.graphml
[2024-11-08 16:58:49,513 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/witness.yml
[2024-11-08 16:58:49,513 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 16:58:49,514 INFO L158 Benchmark]: Toolchain (without parser) took 12162.21ms. Allocated memory was 148.9MB in the beginning and 954.2MB in the end (delta: 805.3MB). Free memory was 110.2MB in the beginning and 732.3MB in the end (delta: -622.1MB). Peak memory consumption was 186.3MB. Max. memory is 16.1GB.
[2024-11-08 16:58:49,514 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 148.9MB. Free memory was 118.5MB in the beginning and 118.3MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 16:58:49,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 689.29ms. Allocated memory is still 148.9MB. Free memory was 109.8MB in the beginning and 84.1MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-08 16:58:49,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.06ms. Allocated memory is still 148.9MB. Free memory was 84.1MB in the beginning and 81.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 16:58:49,515 INFO L158 Benchmark]: Boogie Preprocessor took 82.87ms. Allocated memory is still 148.9MB. Free memory was 81.1MB in the beginning and 77.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 16:58:49,516 INFO L158 Benchmark]: RCFGBuilder took 1112.60ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 77.4MB in the beginning and 120.6MB in the end (delta: -43.2MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB.
[2024-11-08 16:58:49,516 INFO L158 Benchmark]: TraceAbstraction took 10090.43ms. Allocated memory was 188.7MB in the beginning and 954.2MB in the end (delta: 765.5MB). Free memory was 119.5MB in the beginning and 737.6MB in the end (delta: -618.1MB). Peak memory consumption was 656.2MB. Max. memory is 16.1GB.
[2024-11-08 16:58:49,516 INFO L158 Benchmark]: Witness Printer took 122.31ms. Allocated memory is still 954.2MB. Free memory was 737.6MB in the beginning and 732.3MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2024-11-08 16:58:49,518 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.24ms. Allocated memory is still 148.9MB. Free memory was 118.5MB in the beginning and 118.3MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 689.29ms. Allocated memory is still 148.9MB. Free memory was 109.8MB in the beginning and 84.1MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 57.06ms. Allocated memory is still 148.9MB. Free memory was 84.1MB in the beginning and 81.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 82.87ms. Allocated memory is still 148.9MB. Free memory was 81.1MB in the beginning and 77.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 1112.60ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 77.4MB in the beginning and 120.6MB in the end (delta: -43.2MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB.
* TraceAbstraction took 10090.43ms. Allocated memory was 188.7MB in the beginning and 954.2MB in the end (delta: 765.5MB). Free memory was 119.5MB in the beginning and 737.6MB in the end (delta: -618.1MB). Peak memory consumption was 656.2MB. Max. memory is 16.1GB.
* Witness Printer took 122.31ms. Allocated memory is still 954.2MB. Free memory was 737.6MB in the beginning and 732.3MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 754]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 754]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 769]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 769]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 789]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 789]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 819]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 819]: 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 9 procedures, 91 locations, 20 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: 9.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 288 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 278 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 425 IncrementalHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 2 mSDtfsCounter, 425 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred in iteration=4, InterpolantAutomatonStates: 22, 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, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 79 ConstructedInterpolants, 0 QuantifiedInterpolants, 237 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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
- AllSpecificationsHoldResult: All specifications hold
8 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-11-08 16:58:49,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74cebf6-9a42-4de5-87c2-6fb4918fefd3/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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