./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label29.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version b5237d83
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85e05dcbef11985a579e446d2c280cce8be43c2367f7e9a1fa9ca1daed3123bb
--- Real Ultimate output ---
[0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset.
This is Ultimate 0.2.2-dev-b5237d8
[2022-11-21 13:51:32,167 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-11-21 13:51:32,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-11-21 13:51:32,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-11-21 13:51:32,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-11-21 13:51:32,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-11-21 13:51:32,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-11-21 13:51:32,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-11-21 13:51:32,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-11-21 13:51:32,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-11-21 13:51:32,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-11-21 13:51:32,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-11-21 13:51:32,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-11-21 13:51:32,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-11-21 13:51:32,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-11-21 13:51:32,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-11-21 13:51:32,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-11-21 13:51:32,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-11-21 13:51:32,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-11-21 13:51:32,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-11-21 13:51:32,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-11-21 13:51:32,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-11-21 13:51:32,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-11-21 13:51:32,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-11-21 13:51:32,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-11-21 13:51:32,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-11-21 13:51:32,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-11-21 13:51:32,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-11-21 13:51:32,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-11-21 13:51:32,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-11-21 13:51:32,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-11-21 13:51:32,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-11-21 13:51:32,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-11-21 13:51:32,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2022-11-21 13:51:32,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-11-21 13:51:32,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-11-21 13:51:32,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-11-21 13:51:32,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-11-21 13:51:32,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-11-21 13:51:32,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-11-21 13:51:32,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-11-21 13:51:32,303 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf
[2022-11-21 13:51:32,344 INFO L113 SettingsManager]: Loading preferences was successful
[2022-11-21 13:51:32,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-11-21 13:51:32,345 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-11-21 13:51:32,345 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-11-21 13:51:32,346 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-11-21 13:51:32,347 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-11-21 13:51:32,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-11-21 13:51:32,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-11-21 13:51:32,348 INFO L138 SettingsManager]: * Use SBE=true
[2022-11-21 13:51:32,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-11-21 13:51:32,349 INFO L138 SettingsManager]: * sizeof long=4
[2022-11-21 13:51:32,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-11-21 13:51:32,350 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-11-21 13:51:32,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-11-21 13:51:32,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-11-21 13:51:32,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-11-21 13:51:32,351 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-11-21 13:51:32,352 INFO L138 SettingsManager]: * sizeof long double=12
[2022-11-21 13:51:32,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-11-21 13:51:32,352 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-11-21 13:51:32,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-11-21 13:51:32,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-11-21 13:51:32,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-11-21 13:51:32,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-11-21 13:51:32,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-11-21 13:51:32,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-11-21 13:51:32,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2022-11-21 13:51:32,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-11-21 13:51:32,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-11-21 13:51:32,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-11-21 13:51:32,356 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2022-11-21 13:51:32,356 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2022-11-21 13:51:32,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-11-21 13:51:32,357 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85e05dcbef11985a579e446d2c280cce8be43c2367f7e9a1fa9ca1daed3123bb
[2022-11-21 13:51:32,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-11-21 13:51:32,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-11-21 13:51:32,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-11-21 13:51:32,781 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-11-21 13:51:32,782 INFO L275 PluginConnector]: CDTParser initialized
[2022-11-21 13:51:32,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/eca-rers2012/Problem01_label29.c
[2022-11-21 13:51:35,936 INFO L500 CDTParser]: Created temporary CDT project at NULL
[2022-11-21 13:51:36,234 INFO L351 CDTParser]: Found 1 translation units.
[2022-11-21 13:51:36,234 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/sv-benchmarks/c/eca-rers2012/Problem01_label29.c
[2022-11-21 13:51:36,251 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/data/9e4ba6c01/1f81e41cb20748b29aa1a7a3cec44ebe/FLAG74f532228
[2022-11-21 13:51:36,281 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/data/9e4ba6c01/1f81e41cb20748b29aa1a7a3cec44ebe
[2022-11-21 13:51:36,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-11-21 13:51:36,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2022-11-21 13:51:36,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-11-21 13:51:36,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-11-21 13:51:36,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-11-21 13:51:36,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:36,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@712abcd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36, skipping insertion in model container
[2022-11-21 13:51:36,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:36,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-11-21 13:51:36,368 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-11-21 13:51:36,767 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/sv-benchmarks/c/eca-rers2012/Problem01_label29.c[18109,18122]
[2022-11-21 13:51:36,798 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-21 13:51:36,810 INFO L203 MainTranslator]: Completed pre-run
[2022-11-21 13:51:36,884 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/sv-benchmarks/c/eca-rers2012/Problem01_label29.c[18109,18122]
[2022-11-21 13:51:36,901 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-21 13:51:36,925 INFO L208 MainTranslator]: Completed translation
[2022-11-21 13:51:36,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36 WrapperNode
[2022-11-21 13:51:36,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-11-21 13:51:36,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-11-21 13:51:36,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-11-21 13:51:36,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-11-21 13:51:36,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:36,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:37,039 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657
[2022-11-21 13:51:37,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-11-21 13:51:37,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-11-21 13:51:37,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-11-21 13:51:37,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-11-21 13:51:37,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:37,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:37,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:37,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:37,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:37,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:37,123 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:37,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:37,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-11-21 13:51:37,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-11-21 13:51:37,141 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-11-21 13:51:37,142 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-11-21 13:51:37,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (1/1) ...
[2022-11-21 13:51:37,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-11-21 13:51:37,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3
[2022-11-21 13:51:37,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-11-21 13:51:37,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-11-21 13:51:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-11-21 13:51:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-11-21 13:51:37,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-11-21 13:51:37,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-11-21 13:51:37,360 INFO L235 CfgBuilder]: Building ICFG
[2022-11-21 13:51:37,376 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-11-21 13:51:38,541 INFO L276 CfgBuilder]: Performing block encoding
[2022-11-21 13:51:38,559 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-11-21 13:51:38,560 INFO L300 CfgBuilder]: Removed 1 assume(true) statements.
[2022-11-21 13:51:38,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:51:38 BoogieIcfgContainer
[2022-11-21 13:51:38,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-11-21 13:51:38,567 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-11-21 13:51:38,567 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-11-21 13:51:38,572 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-11-21 13:51:38,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:51:36" (1/3) ...
[2022-11-21 13:51:38,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d3c03ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:51:38, skipping insertion in model container
[2022-11-21 13:51:38,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:36" (2/3) ...
[2022-11-21 13:51:38,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d3c03ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:51:38, skipping insertion in model container
[2022-11-21 13:51:38,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:51:38" (3/3) ...
[2022-11-21 13:51:38,578 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label29.c
[2022-11-21 13:51:38,599 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-11-21 13:51:38,599 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-11-21 13:51:38,682 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-11-21 13:51:38,690 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@3870f664, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-11-21 13:51:38,690 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2022-11-21 13:51:38,696 INFO L276 IsEmpty]: Start isEmpty. Operand has 198 states, 196 states have (on average 1.6683673469387754) internal successors, (327), 197 states have internal predecessors, (327), 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)
[2022-11-21 13:51:38,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102
[2022-11-21 13:51:38,712 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-21 13:51:38,712 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-21 13:51:38,714 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-21 13:51:38,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-21 13:51:38,723 INFO L85 PathProgramCache]: Analyzing trace with hash 620620582, now seen corresponding path program 1 times
[2022-11-21 13:51:38,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-21 13:51:38,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628636922]
[2022-11-21 13:51:38,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:38,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-21 13:51:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:39,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-21 13:51:39,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-21 13:51:39,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628636922]
[2022-11-21 13:51:39,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628636922] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-21 13:51:39,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-21 13:51:39,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-21 13:51:39,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964793727]
[2022-11-21 13:51:39,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-21 13:51:39,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-11-21 13:51:39,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-21 13:51:39,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-11-21 13:51:39,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2022-11-21 13:51:39,689 INFO L87 Difference]: Start difference. First operand has 198 states, 196 states have (on average 1.6683673469387754) internal successors, (327), 197 states have internal predecessors, (327), 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) Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 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)
[2022-11-21 13:51:41,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-21 13:51:41,094 INFO L93 Difference]: Finished difference Result 662 states and 1178 transitions.
[2022-11-21 13:51:41,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2022-11-21 13:51:41,097 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 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) Word has length 101
[2022-11-21 13:51:41,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-21 13:51:41,119 INFO L225 Difference]: With dead ends: 662
[2022-11-21 13:51:41,120 INFO L226 Difference]: Without dead ends: 397
[2022-11-21 13:51:41,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2022-11-21 13:51:41,129 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 353 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 648 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time
[2022-11-21 13:51:41,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [353 Valid, 81 Invalid, 885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 648 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time]
[2022-11-21 13:51:41,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states.
[2022-11-21 13:51:41,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 397.
[2022-11-21 13:51:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397 states, 396 states have (on average 1.3055555555555556) internal successors, (517), 396 states have internal predecessors, (517), 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)
[2022-11-21 13:51:41,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 517 transitions.
[2022-11-21 13:51:41,188 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 517 transitions. Word has length 101
[2022-11-21 13:51:41,189 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-21 13:51:41,189 INFO L495 AbstractCegarLoop]: Abstraction has 397 states and 517 transitions.
[2022-11-21 13:51:41,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 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)
[2022-11-21 13:51:41,190 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 517 transitions.
[2022-11-21 13:51:41,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109
[2022-11-21 13:51:41,194 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-21 13:51:41,194 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-21 13:51:41,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-11-21 13:51:41,195 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-21 13:51:41,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-21 13:51:41,195 INFO L85 PathProgramCache]: Analyzing trace with hash -1432944013, now seen corresponding path program 1 times
[2022-11-21 13:51:41,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-21 13:51:41,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729100801]
[2022-11-21 13:51:41,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:41,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-21 13:51:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:41,707 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-21 13:51:41,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-21 13:51:41,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729100801]
[2022-11-21 13:51:41,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729100801] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-21 13:51:41,709 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-21 13:51:41,710 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-21 13:51:41,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090472309]
[2022-11-21 13:51:41,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-21 13:51:41,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-11-21 13:51:41,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-21 13:51:41,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-11-21 13:51:41,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2022-11-21 13:51:41,715 INFO L87 Difference]: Start difference. First operand 397 states and 517 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 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)
[2022-11-21 13:51:42,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-21 13:51:42,573 INFO L93 Difference]: Finished difference Result 887 states and 1235 transitions.
[2022-11-21 13:51:42,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2022-11-21 13:51:42,574 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 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) Word has length 108
[2022-11-21 13:51:42,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-21 13:51:42,576 INFO L225 Difference]: With dead ends: 887
[2022-11-21 13:51:42,577 INFO L226 Difference]: Without dead ends: 528
[2022-11-21 13:51:42,578 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2022-11-21 13:51:42,579 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 130 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time
[2022-11-21 13:51:42,580 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 81 Invalid, 679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 526 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time]
[2022-11-21 13:51:42,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states.
[2022-11-21 13:51:42,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 397.
[2022-11-21 13:51:42,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397 states, 396 states have (on average 1.196969696969697) internal successors, (474), 396 states have internal predecessors, (474), 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)
[2022-11-21 13:51:42,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 474 transitions.
[2022-11-21 13:51:42,600 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 474 transitions. Word has length 108
[2022-11-21 13:51:42,601 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-21 13:51:42,601 INFO L495 AbstractCegarLoop]: Abstraction has 397 states and 474 transitions.
[2022-11-21 13:51:42,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 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)
[2022-11-21 13:51:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 474 transitions.
[2022-11-21 13:51:42,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117
[2022-11-21 13:51:42,605 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-21 13:51:42,605 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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]
[2022-11-21 13:51:42,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-11-21 13:51:42,606 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-21 13:51:42,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-21 13:51:42,606 INFO L85 PathProgramCache]: Analyzing trace with hash 481675509, now seen corresponding path program 1 times
[2022-11-21 13:51:42,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-21 13:51:42,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89489688]
[2022-11-21 13:51:42,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:42,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-21 13:51:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:42,856 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-21 13:51:42,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-21 13:51:42,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89489688]
[2022-11-21 13:51:42,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89489688] provided 0 perfect and 1 imperfect interpolant sequences
[2022-11-21 13:51:42,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849648708]
[2022-11-21 13:51:42,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:42,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-11-21 13:51:42,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3
[2022-11-21 13:51:42,867 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-11-21 13:51:42,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2022-11-21 13:51:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:43,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-11-21 13:51:43,033 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-11-21 13:51:43,353 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2022-11-21 13:51:43,354 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-11-21 13:51:43,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [849648708] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-21 13:51:43,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2022-11-21 13:51:43,355 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5
[2022-11-21 13:51:43,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651479054]
[2022-11-21 13:51:43,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-21 13:51:43,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-21 13:51:43,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-21 13:51:43,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-21 13:51:43,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-11-21 13:51:43,357 INFO L87 Difference]: Start difference. First operand 397 states and 474 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 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)
[2022-11-21 13:51:43,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-21 13:51:43,938 INFO L93 Difference]: Finished difference Result 1185 states and 1417 transitions.
[2022-11-21 13:51:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-21 13:51:43,940 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 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) Word has length 116
[2022-11-21 13:51:43,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-21 13:51:43,943 INFO L225 Difference]: With dead ends: 1185
[2022-11-21 13:51:43,944 INFO L226 Difference]: Without dead ends: 790
[2022-11-21 13:51:43,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-11-21 13:51:43,946 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 44 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 313 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2022-11-21 13:51:43,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 18 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 313 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2022-11-21 13:51:43,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states.
[2022-11-21 13:51:43,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 659.
[2022-11-21 13:51:43,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 659 states, 658 states have (on average 1.21580547112462) internal successors, (800), 658 states have internal predecessors, (800), 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)
[2022-11-21 13:51:43,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 800 transitions.
[2022-11-21 13:51:43,980 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 800 transitions. Word has length 116
[2022-11-21 13:51:43,982 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-21 13:51:43,983 INFO L495 AbstractCegarLoop]: Abstraction has 659 states and 800 transitions.
[2022-11-21 13:51:43,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 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)
[2022-11-21 13:51:43,983 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 800 transitions.
[2022-11-21 13:51:43,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131
[2022-11-21 13:51:43,997 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-21 13:51:43,998 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-21 13:51:44,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2022-11-21 13:51:44,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-11-21 13:51:44,207 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-21 13:51:44,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-21 13:51:44,208 INFO L85 PathProgramCache]: Analyzing trace with hash 923419414, now seen corresponding path program 1 times
[2022-11-21 13:51:44,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-21 13:51:44,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015743065]
[2022-11-21 13:51:44,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:44,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-21 13:51:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:44,580 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked.
[2022-11-21 13:51:44,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-21 13:51:44,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015743065]
[2022-11-21 13:51:44,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015743065] provided 0 perfect and 1 imperfect interpolant sequences
[2022-11-21 13:51:44,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [477435192]
[2022-11-21 13:51:44,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:44,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-11-21 13:51:44,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3
[2022-11-21 13:51:44,583 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-11-21 13:51:44,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2022-11-21 13:51:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:44,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-11-21 13:51:44,757 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-11-21 13:51:45,007 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.
[2022-11-21 13:51:45,008 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-11-21 13:51:45,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [477435192] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-21 13:51:45,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2022-11-21 13:51:45,009 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5
[2022-11-21 13:51:45,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778712322]
[2022-11-21 13:51:45,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-21 13:51:45,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-21 13:51:45,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-21 13:51:45,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-21 13:51:45,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-11-21 13:51:45,023 INFO L87 Difference]: Start difference. First operand 659 states and 800 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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)
[2022-11-21 13:51:45,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-21 13:51:45,489 INFO L93 Difference]: Finished difference Result 1578 states and 1948 transitions.
[2022-11-21 13:51:45,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-21 13:51:45,490 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) Word has length 130
[2022-11-21 13:51:45,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-21 13:51:45,494 INFO L225 Difference]: With dead ends: 1578
[2022-11-21 13:51:45,494 INFO L226 Difference]: Without dead ends: 921
[2022-11-21 13:51:45,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-11-21 13:51:45,497 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 38 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2022-11-21 13:51:45,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 173 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 330 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2022-11-21 13:51:45,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states.
[2022-11-21 13:51:45,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 790.
[2022-11-21 13:51:45,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 790 states, 789 states have (on average 1.2103929024081115) internal successors, (955), 789 states have internal predecessors, (955), 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)
[2022-11-21 13:51:45,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 955 transitions.
[2022-11-21 13:51:45,519 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 955 transitions. Word has length 130
[2022-11-21 13:51:45,519 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-21 13:51:45,520 INFO L495 AbstractCegarLoop]: Abstraction has 790 states and 955 transitions.
[2022-11-21 13:51:45,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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)
[2022-11-21 13:51:45,520 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 955 transitions.
[2022-11-21 13:51:45,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138
[2022-11-21 13:51:45,523 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-21 13:51:45,523 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-21 13:51:45,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2022-11-21 13:51:45,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-11-21 13:51:45,730 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-21 13:51:45,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-21 13:51:45,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1391833337, now seen corresponding path program 1 times
[2022-11-21 13:51:45,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-21 13:51:45,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361366067]
[2022-11-21 13:51:45,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:45,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-21 13:51:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:46,063 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked.
[2022-11-21 13:51:46,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-21 13:51:46,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361366067]
[2022-11-21 13:51:46,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361366067] provided 0 perfect and 1 imperfect interpolant sequences
[2022-11-21 13:51:46,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260859871]
[2022-11-21 13:51:46,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:46,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-11-21 13:51:46,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3
[2022-11-21 13:51:46,077 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-11-21 13:51:46,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2022-11-21 13:51:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:46,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-11-21 13:51:46,203 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-11-21 13:51:46,373 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.
[2022-11-21 13:51:46,373 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-11-21 13:51:46,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1260859871] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-21 13:51:46,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2022-11-21 13:51:46,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5
[2022-11-21 13:51:46,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761197744]
[2022-11-21 13:51:46,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-21 13:51:46,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-21 13:51:46,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-21 13:51:46,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-21 13:51:46,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-11-21 13:51:46,376 INFO L87 Difference]: Start difference. First operand 790 states and 955 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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)
[2022-11-21 13:51:46,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-21 13:51:46,856 INFO L93 Difference]: Finished difference Result 2102 states and 2554 transitions.
[2022-11-21 13:51:46,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-21 13:51:46,857 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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) Word has length 137
[2022-11-21 13:51:46,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-21 13:51:46,863 INFO L225 Difference]: With dead ends: 2102
[2022-11-21 13:51:46,863 INFO L226 Difference]: Without dead ends: 1314
[2022-11-21 13:51:46,864 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-11-21 13:51:46,865 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 37 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2022-11-21 13:51:46,866 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 186 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2022-11-21 13:51:46,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states.
[2022-11-21 13:51:46,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1314.
[2022-11-21 13:51:46,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1314 states, 1313 states have (on average 1.1805026656511806) internal successors, (1550), 1313 states have internal predecessors, (1550), 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)
[2022-11-21 13:51:46,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 1550 transitions.
[2022-11-21 13:51:46,901 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 1550 transitions. Word has length 137
[2022-11-21 13:51:46,902 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-21 13:51:46,902 INFO L495 AbstractCegarLoop]: Abstraction has 1314 states and 1550 transitions.
[2022-11-21 13:51:46,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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)
[2022-11-21 13:51:46,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1550 transitions.
[2022-11-21 13:51:46,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147
[2022-11-21 13:51:46,906 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-21 13:51:46,907 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-21 13:51:46,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2022-11-21 13:51:47,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-11-21 13:51:47,114 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-21 13:51:47,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-21 13:51:47,114 INFO L85 PathProgramCache]: Analyzing trace with hash 952153212, now seen corresponding path program 1 times
[2022-11-21 13:51:47,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-21 13:51:47,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647219215]
[2022-11-21 13:51:47,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:47,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-21 13:51:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:47,420 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 42 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked.
[2022-11-21 13:51:47,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-21 13:51:47,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647219215]
[2022-11-21 13:51:47,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647219215] provided 0 perfect and 1 imperfect interpolant sequences
[2022-11-21 13:51:47,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1664087781]
[2022-11-21 13:51:47,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:47,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-11-21 13:51:47,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3
[2022-11-21 13:51:47,423 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-11-21 13:51:47,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2022-11-21 13:51:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:47,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-11-21 13:51:47,562 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-11-21 13:51:47,602 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.
[2022-11-21 13:51:47,602 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-11-21 13:51:47,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1664087781] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-21 13:51:47,603 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2022-11-21 13:51:47,603 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5
[2022-11-21 13:51:47,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93813471]
[2022-11-21 13:51:47,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-21 13:51:47,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-21 13:51:47,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-21 13:51:47,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-21 13:51:47,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-11-21 13:51:47,605 INFO L87 Difference]: Start difference. First operand 1314 states and 1550 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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)
[2022-11-21 13:51:48,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-21 13:51:48,106 INFO L93 Difference]: Finished difference Result 3412 states and 4009 transitions.
[2022-11-21 13:51:48,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-21 13:51:48,107 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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) Word has length 146
[2022-11-21 13:51:48,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-21 13:51:48,114 INFO L225 Difference]: With dead ends: 3412
[2022-11-21 13:51:48,114 INFO L226 Difference]: Without dead ends: 2100
[2022-11-21 13:51:48,116 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-11-21 13:51:48,117 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 136 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2022-11-21 13:51:48,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 35 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2022-11-21 13:51:48,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2100 states.
[2022-11-21 13:51:48,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2100 to 1314.
[2022-11-21 13:51:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1314 states, 1313 states have (on average 1.1805026656511806) internal successors, (1550), 1313 states have internal predecessors, (1550), 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)
[2022-11-21 13:51:48,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 1550 transitions.
[2022-11-21 13:51:48,160 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 1550 transitions. Word has length 146
[2022-11-21 13:51:48,161 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-21 13:51:48,161 INFO L495 AbstractCegarLoop]: Abstraction has 1314 states and 1550 transitions.
[2022-11-21 13:51:48,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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)
[2022-11-21 13:51:48,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1550 transitions.
[2022-11-21 13:51:48,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150
[2022-11-21 13:51:48,165 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-21 13:51:48,165 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-21 13:51:48,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2022-11-21 13:51:48,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5
[2022-11-21 13:51:48,373 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-21 13:51:48,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-21 13:51:48,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1011202792, now seen corresponding path program 1 times
[2022-11-21 13:51:48,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-21 13:51:48,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849023043]
[2022-11-21 13:51:48,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:48,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-21 13:51:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:48,587 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.
[2022-11-21 13:51:48,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-21 13:51:48,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849023043]
[2022-11-21 13:51:48,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849023043] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-21 13:51:48,588 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-21 13:51:48,588 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-11-21 13:51:48,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504668438]
[2022-11-21 13:51:48,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-21 13:51:48,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-21 13:51:48,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-21 13:51:48,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-21 13:51:48,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-21 13:51:48,591 INFO L87 Difference]: Start difference. First operand 1314 states and 1550 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 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)
[2022-11-21 13:51:49,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-21 13:51:49,051 INFO L93 Difference]: Finished difference Result 2888 states and 3411 transitions.
[2022-11-21 13:51:49,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-21 13:51:49,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 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) Word has length 149
[2022-11-21 13:51:49,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-21 13:51:49,057 INFO L225 Difference]: With dead ends: 2888
[2022-11-21 13:51:49,057 INFO L226 Difference]: Without dead ends: 1576
[2022-11-21 13:51:49,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-21 13:51:49,063 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 106 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2022-11-21 13:51:49,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 46 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2022-11-21 13:51:49,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states.
[2022-11-21 13:51:49,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1445.
[2022-11-21 13:51:49,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1445 states, 1444 states have (on average 1.172437673130194) internal successors, (1693), 1444 states have internal predecessors, (1693), 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)
[2022-11-21 13:51:49,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 1693 transitions.
[2022-11-21 13:51:49,102 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 1693 transitions. Word has length 149
[2022-11-21 13:51:49,104 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-21 13:51:49,104 INFO L495 AbstractCegarLoop]: Abstraction has 1445 states and 1693 transitions.
[2022-11-21 13:51:49,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 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)
[2022-11-21 13:51:49,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1693 transitions.
[2022-11-21 13:51:49,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159
[2022-11-21 13:51:49,108 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-21 13:51:49,109 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-21 13:51:49,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2022-11-21 13:51:49,109 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-21 13:51:49,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-21 13:51:49,110 INFO L85 PathProgramCache]: Analyzing trace with hash -79617286, now seen corresponding path program 1 times
[2022-11-21 13:51:49,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-21 13:51:49,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767559070]
[2022-11-21 13:51:49,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:49,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-21 13:51:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:49,244 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked.
[2022-11-21 13:51:49,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-21 13:51:49,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767559070]
[2022-11-21 13:51:49,245 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767559070] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-21 13:51:49,245 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-21 13:51:49,245 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-21 13:51:49,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955276660]
[2022-11-21 13:51:49,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-21 13:51:49,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-21 13:51:49,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-21 13:51:49,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-21 13:51:49,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-21 13:51:49,247 INFO L87 Difference]: Start difference. First operand 1445 states and 1693 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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)
[2022-11-21 13:51:49,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-21 13:51:49,743 INFO L93 Difference]: Finished difference Result 3674 states and 4268 transitions.
[2022-11-21 13:51:49,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-21 13:51:49,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) Word has length 158
[2022-11-21 13:51:49,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-21 13:51:49,752 INFO L225 Difference]: With dead ends: 3674
[2022-11-21 13:51:49,753 INFO L226 Difference]: Without dead ends: 2231
[2022-11-21 13:51:49,755 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-21 13:51:49,757 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 132 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 313 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2022-11-21 13:51:49,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 23 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 313 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2022-11-21 13:51:49,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2231 states.
[2022-11-21 13:51:49,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2231 to 1707.
[2022-11-21 13:51:49,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1707 states, 1706 states have (on average 1.164126611957796) internal successors, (1986), 1706 states have internal predecessors, (1986), 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)
[2022-11-21 13:51:49,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 1986 transitions.
[2022-11-21 13:51:49,831 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 1986 transitions. Word has length 158
[2022-11-21 13:51:49,831 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-21 13:51:49,831 INFO L495 AbstractCegarLoop]: Abstraction has 1707 states and 1986 transitions.
[2022-11-21 13:51:49,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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)
[2022-11-21 13:51:49,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 1986 transitions.
[2022-11-21 13:51:49,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165
[2022-11-21 13:51:49,839 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-21 13:51:49,840 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-21 13:51:49,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2022-11-21 13:51:49,840 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-21 13:51:49,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-21 13:51:49,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1289032937, now seen corresponding path program 1 times
[2022-11-21 13:51:49,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-21 13:51:49,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395081026]
[2022-11-21 13:51:49,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:49,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-21 13:51:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:50,100 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked.
[2022-11-21 13:51:50,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-21 13:51:50,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395081026]
[2022-11-21 13:51:50,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395081026] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-21 13:51:50,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-21 13:51:50,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-21 13:51:50,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562490128]
[2022-11-21 13:51:50,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-21 13:51:50,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-11-21 13:51:50,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-21 13:51:50,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-11-21 13:51:50,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2022-11-21 13:51:50,104 INFO L87 Difference]: Start difference. First operand 1707 states and 1986 transitions. Second operand has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 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)
[2022-11-21 13:51:50,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-21 13:51:50,871 INFO L93 Difference]: Finished difference Result 3412 states and 3936 transitions.
[2022-11-21 13:51:50,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2022-11-21 13:51:50,871 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 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) Word has length 164
[2022-11-21 13:51:50,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-21 13:51:50,877 INFO L225 Difference]: With dead ends: 3412
[2022-11-21 13:51:50,877 INFO L226 Difference]: Without dead ends: 1707
[2022-11-21 13:51:50,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2022-11-21 13:51:50,880 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 268 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time
[2022-11-21 13:51:50,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 46 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time]
[2022-11-21 13:51:50,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1707 states.
[2022-11-21 13:51:50,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1707 to 1576.
[2022-11-21 13:51:50,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1576 states, 1575 states have (on average 1.1352380952380952) internal successors, (1788), 1575 states have internal predecessors, (1788), 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)
[2022-11-21 13:51:50,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 1788 transitions.
[2022-11-21 13:51:50,919 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 1788 transitions. Word has length 164
[2022-11-21 13:51:50,919 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-21 13:51:50,920 INFO L495 AbstractCegarLoop]: Abstraction has 1576 states and 1788 transitions.
[2022-11-21 13:51:50,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 3 states have internal predecessors, (122), 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)
[2022-11-21 13:51:50,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1788 transitions.
[2022-11-21 13:51:50,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183
[2022-11-21 13:51:50,924 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-21 13:51:50,924 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-21 13:51:50,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2022-11-21 13:51:50,925 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-21 13:51:50,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-21 13:51:50,925 INFO L85 PathProgramCache]: Analyzing trace with hash 659000264, now seen corresponding path program 1 times
[2022-11-21 13:51:50,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-21 13:51:50,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264911431]
[2022-11-21 13:51:50,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:50,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-21 13:51:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 93 proven. 29 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked.
[2022-11-21 13:51:51,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-21 13:51:51,236 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264911431]
[2022-11-21 13:51:51,236 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264911431] provided 0 perfect and 1 imperfect interpolant sequences
[2022-11-21 13:51:51,236 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [660170335]
[2022-11-21 13:51:51,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-21 13:51:51,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-11-21 13:51:51,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3
[2022-11-21 13:51:51,238 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-11-21 13:51:51,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2022-11-21 13:51:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-21 13:51:51,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-11-21 13:51:51,378 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-11-21 13:51:51,423 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked.
[2022-11-21 13:51:51,423 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-11-21 13:51:51,423 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [660170335] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-21 13:51:51,424 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2022-11-21 13:51:51,424 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5
[2022-11-21 13:51:51,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357076995]
[2022-11-21 13:51:51,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-21 13:51:51,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-21 13:51:51,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-21 13:51:51,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-21 13:51:51,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-11-21 13:51:51,427 INFO L87 Difference]: Start difference. First operand 1576 states and 1788 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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)
[2022-11-21 13:51:51,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-21 13:51:51,905 INFO L93 Difference]: Finished difference Result 3279 states and 3691 transitions.
[2022-11-21 13:51:51,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-21 13:51:51,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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) Word has length 182
[2022-11-21 13:51:51,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-21 13:51:51,906 INFO L225 Difference]: With dead ends: 3279
[2022-11-21 13:51:51,906 INFO L226 Difference]: Without dead ends: 0
[2022-11-21 13:51:51,909 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-11-21 13:51:51,910 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 140 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2022-11-21 13:51:51,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 28 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2022-11-21 13:51:51,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2022-11-21 13:51:51,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2022-11-21 13:51:51,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-21 13:51:51,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2022-11-21 13:51:51,912 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 182
[2022-11-21 13:51:51,912 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-21 13:51:51,912 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-11-21 13:51:51,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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)
[2022-11-21 13:51:51,913 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2022-11-21 13:51:51,913 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-11-21 13:51:51,916 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2022-11-21 13:51:51,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2022-11-21 13:51:52,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9
[2022-11-21 13:51:52,125 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2022-11-21 13:51:52,905 INFO L899 garLoopResultBuilder]: For program point L564(line 564) no Hoare annotation was computed.
[2022-11-21 13:51:52,905 INFO L899 garLoopResultBuilder]: For program point L531(line 531) no Hoare annotation was computed.
[2022-11-21 13:51:52,905 INFO L899 garLoopResultBuilder]: For program point L498(line 498) no Hoare annotation was computed.
[2022-11-21 13:51:52,905 INFO L899 garLoopResultBuilder]: For program point L465(line 465) no Hoare annotation was computed.
[2022-11-21 13:51:52,906 INFO L899 garLoopResultBuilder]: For program point L432(line 432) no Hoare annotation was computed.
[2022-11-21 13:51:52,906 INFO L899 garLoopResultBuilder]: For program point L102(lines 102 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,906 INFO L899 garLoopResultBuilder]: For program point L598(line 598) no Hoare annotation was computed.
[2022-11-21 13:51:52,906 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,906 INFO L899 garLoopResultBuilder]: For program point L566-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,906 INFO L899 garLoopResultBuilder]: For program point L533-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,906 INFO L899 garLoopResultBuilder]: For program point L500-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,906 INFO L899 garLoopResultBuilder]: For program point L467-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,906 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 403) no Hoare annotation was computed.
[2022-11-21 13:51:52,907 INFO L899 garLoopResultBuilder]: For program point L434-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,907 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,907 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,907 INFO L899 garLoopResultBuilder]: For program point L170(lines 170 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,907 INFO L899 garLoopResultBuilder]: For program point L567(line 567) no Hoare annotation was computed.
[2022-11-21 13:51:52,907 INFO L899 garLoopResultBuilder]: For program point L534(line 534) no Hoare annotation was computed.
[2022-11-21 13:51:52,907 INFO L899 garLoopResultBuilder]: For program point L501(line 501) no Hoare annotation was computed.
[2022-11-21 13:51:52,907 INFO L899 garLoopResultBuilder]: For program point L468(line 468) no Hoare annotation was computed.
[2022-11-21 13:51:52,908 INFO L899 garLoopResultBuilder]: For program point L435(line 435) no Hoare annotation was computed.
[2022-11-21 13:51:52,908 INFO L899 garLoopResultBuilder]: For program point L402(line 402) no Hoare annotation was computed.
[2022-11-21 13:51:52,908 INFO L899 garLoopResultBuilder]: For program point L204(lines 204 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,909 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,909 INFO L899 garLoopResultBuilder]: For program point L271(lines 271 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,909 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,909 INFO L899 garLoopResultBuilder]: For program point L569-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,909 INFO L899 garLoopResultBuilder]: For program point L536-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,909 INFO L899 garLoopResultBuilder]: For program point L503-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,910 INFO L899 garLoopResultBuilder]: For program point L470-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,910 INFO L899 garLoopResultBuilder]: For program point L437-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,910 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,910 INFO L899 garLoopResultBuilder]: For program point L404-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,910 INFO L899 garLoopResultBuilder]: For program point L107(lines 107 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,910 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,911 INFO L899 garLoopResultBuilder]: For program point L570(line 570) no Hoare annotation was computed.
[2022-11-21 13:51:52,911 INFO L899 garLoopResultBuilder]: For program point L537(line 537) no Hoare annotation was computed.
[2022-11-21 13:51:52,911 INFO L899 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed.
[2022-11-21 13:51:52,911 INFO L899 garLoopResultBuilder]: For program point L471(line 471) no Hoare annotation was computed.
[2022-11-21 13:51:52,911 INFO L899 garLoopResultBuilder]: For program point L438(line 438) no Hoare annotation was computed.
[2022-11-21 13:51:52,911 INFO L899 garLoopResultBuilder]: For program point L405(line 405) no Hoare annotation was computed.
[2022-11-21 13:51:52,912 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,912 INFO L899 garLoopResultBuilder]: For program point L207(lines 207 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,912 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,912 INFO L899 garLoopResultBuilder]: For program point L373(lines 373 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,912 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,913 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,913 INFO L899 garLoopResultBuilder]: For program point L572-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,913 INFO L899 garLoopResultBuilder]: For program point L539-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,913 INFO L899 garLoopResultBuilder]: For program point L506-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,913 INFO L899 garLoopResultBuilder]: For program point L473-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,913 INFO L899 garLoopResultBuilder]: For program point L440-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,914 INFO L899 garLoopResultBuilder]: For program point L407-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,914 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,914 INFO L899 garLoopResultBuilder]: For program point L573(line 573) no Hoare annotation was computed.
[2022-11-21 13:51:52,914 INFO L899 garLoopResultBuilder]: For program point L540(line 540) no Hoare annotation was computed.
[2022-11-21 13:51:52,914 INFO L899 garLoopResultBuilder]: For program point L507(line 507) no Hoare annotation was computed.
[2022-11-21 13:51:52,914 INFO L899 garLoopResultBuilder]: For program point L474(line 474) no Hoare annotation was computed.
[2022-11-21 13:51:52,915 INFO L899 garLoopResultBuilder]: For program point L441(line 441) no Hoare annotation was computed.
[2022-11-21 13:51:52,915 INFO L899 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed.
[2022-11-21 13:51:52,915 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,915 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,915 INFO L899 garLoopResultBuilder]: For program point L45(lines 45 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,915 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,916 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,916 INFO L899 garLoopResultBuilder]: For program point L575-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,916 INFO L899 garLoopResultBuilder]: For program point L542-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,916 INFO L899 garLoopResultBuilder]: For program point L509-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,916 INFO L899 garLoopResultBuilder]: For program point L476-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,916 INFO L899 garLoopResultBuilder]: For program point L443-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,917 INFO L899 garLoopResultBuilder]: For program point L410-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,917 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,917 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,917 INFO L899 garLoopResultBuilder]: For program point L576(line 576) no Hoare annotation was computed.
[2022-11-21 13:51:52,917 INFO L899 garLoopResultBuilder]: For program point L543(line 543) no Hoare annotation was computed.
[2022-11-21 13:51:52,917 INFO L899 garLoopResultBuilder]: For program point L510(line 510) no Hoare annotation was computed.
[2022-11-21 13:51:52,918 INFO L899 garLoopResultBuilder]: For program point L477(line 477) no Hoare annotation was computed.
[2022-11-21 13:51:52,918 INFO L899 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed.
[2022-11-21 13:51:52,918 INFO L899 garLoopResultBuilder]: For program point L411(line 411) no Hoare annotation was computed.
[2022-11-21 13:51:52,918 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,918 INFO L899 garLoopResultBuilder]: For program point L82(lines 82 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,918 INFO L899 garLoopResultBuilder]: For program point L578-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,918 INFO L899 garLoopResultBuilder]: For program point L545-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,919 INFO L899 garLoopResultBuilder]: For program point L512-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,919 INFO L899 garLoopResultBuilder]: For program point L479-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,919 INFO L899 garLoopResultBuilder]: For program point L446-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,919 INFO L899 garLoopResultBuilder]: For program point L413-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,919 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,919 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,920 INFO L899 garLoopResultBuilder]: For program point L579(line 579) no Hoare annotation was computed.
[2022-11-21 13:51:52,920 INFO L899 garLoopResultBuilder]: For program point L546(line 546) no Hoare annotation was computed.
[2022-11-21 13:51:52,920 INFO L899 garLoopResultBuilder]: For program point L513(line 513) no Hoare annotation was computed.
[2022-11-21 13:51:52,920 INFO L899 garLoopResultBuilder]: For program point L480(line 480) no Hoare annotation was computed.
[2022-11-21 13:51:52,920 INFO L899 garLoopResultBuilder]: For program point L447(line 447) no Hoare annotation was computed.
[2022-11-21 13:51:52,921 INFO L899 garLoopResultBuilder]: For program point L414(line 414) no Hoare annotation was computed.
[2022-11-21 13:51:52,921 INFO L899 garLoopResultBuilder]: For program point L183(lines 183 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,921 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,921 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,921 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,921 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,922 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,922 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 583) no Hoare annotation was computed.
[2022-11-21 13:51:52,922 INFO L899 garLoopResultBuilder]: For program point L548-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,922 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,922 INFO L899 garLoopResultBuilder]: For program point L482-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,922 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,923 INFO L899 garLoopResultBuilder]: For program point L416-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,923 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed.
[2022-11-21 13:51:52,923 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,923 INFO L899 garLoopResultBuilder]: For program point L53(lines 53 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,923 INFO L899 garLoopResultBuilder]: For program point L582(line 582) no Hoare annotation was computed.
[2022-11-21 13:51:52,923 INFO L899 garLoopResultBuilder]: For program point L549(line 549) no Hoare annotation was computed.
[2022-11-21 13:51:52,923 INFO L899 garLoopResultBuilder]: For program point L516(line 516) no Hoare annotation was computed.
[2022-11-21 13:51:52,924 INFO L899 garLoopResultBuilder]: For program point L483(line 483) no Hoare annotation was computed.
[2022-11-21 13:51:52,924 INFO L899 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed.
[2022-11-21 13:51:52,924 INFO L899 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed.
[2022-11-21 13:51:52,924 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,925 INFO L895 garLoopResultBuilder]: At program point L584(lines 40 585) the Hoare annotation is: (let ((.cse6 (<= ~a21~0 0)) (.cse0 (<= ~a17~0 0)) (.cse7 (<= ~a16~0 5)) (.cse2 (= ~a12~0 8)) (.cse5 (= ~a20~0 1)) (.cse8 (not (= ~a7~0 1))) (.cse1 (<= 14 ~a8~0)) (.cse3 (= ~a21~0 1)) (.cse4 (= ~a17~0 1))) (or (and .cse0 .cse1) (and .cse2 (= ~a8~0 13) .cse3 .cse4 .cse5 (= ~a16~0 4)) (and .cse6 .cse0) (and .cse6 .cse4 .cse7) (and .cse8 .cse0 .cse7) (and .cse2 .cse8 .cse3 .cse4 .cse5) (and .cse8 .cse1 .cse3 .cse4)))
[2022-11-21 13:51:52,925 INFO L899 garLoopResultBuilder]: For program point L551-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,925 INFO L899 garLoopResultBuilder]: For program point L518-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,925 INFO L899 garLoopResultBuilder]: For program point L485-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,926 INFO L899 garLoopResultBuilder]: For program point L452-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,926 INFO L899 garLoopResultBuilder]: For program point L419-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,926 INFO L899 garLoopResultBuilder]: For program point L188(lines 188 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,926 INFO L899 garLoopResultBuilder]: For program point L552(line 552) no Hoare annotation was computed.
[2022-11-21 13:51:52,926 INFO L899 garLoopResultBuilder]: For program point L519(line 519) no Hoare annotation was computed.
[2022-11-21 13:51:52,926 INFO L899 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed.
[2022-11-21 13:51:52,927 INFO L899 garLoopResultBuilder]: For program point L453(line 453) no Hoare annotation was computed.
[2022-11-21 13:51:52,927 INFO L899 garLoopResultBuilder]: For program point L420(line 420) no Hoare annotation was computed.
[2022-11-21 13:51:52,927 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,927 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,927 INFO L899 garLoopResultBuilder]: For program point L255(lines 255 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,927 INFO L899 garLoopResultBuilder]: For program point L90(lines 90 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,927 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,928 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,928 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2022-11-21 13:51:52,928 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,928 INFO L902 garLoopResultBuilder]: At program point L587(lines 587 604) the Hoare annotation is: true
[2022-11-21 13:51:52,928 INFO L899 garLoopResultBuilder]: For program point L554-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,928 INFO L899 garLoopResultBuilder]: For program point L521-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,929 INFO L899 garLoopResultBuilder]: For program point L488-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,929 INFO L899 garLoopResultBuilder]: For program point L455-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,929 INFO L899 garLoopResultBuilder]: For program point L422-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,929 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,929 INFO L899 garLoopResultBuilder]: For program point L158(lines 158 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,929 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,930 INFO L899 garLoopResultBuilder]: For program point L555(line 555) no Hoare annotation was computed.
[2022-11-21 13:51:52,930 INFO L899 garLoopResultBuilder]: For program point L522(line 522) no Hoare annotation was computed.
[2022-11-21 13:51:52,930 INFO L899 garLoopResultBuilder]: For program point L489(line 489) no Hoare annotation was computed.
[2022-11-21 13:51:52,930 INFO L899 garLoopResultBuilder]: For program point L456(line 456) no Hoare annotation was computed.
[2022-11-21 13:51:52,930 INFO L899 garLoopResultBuilder]: For program point L423(line 423) no Hoare annotation was computed.
[2022-11-21 13:51:52,930 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,931 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2022-11-21 13:51:52,931 INFO L899 garLoopResultBuilder]: For program point L557-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,931 INFO L899 garLoopResultBuilder]: For program point L524-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,931 INFO L899 garLoopResultBuilder]: For program point L491-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,931 INFO L899 garLoopResultBuilder]: For program point L458-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,931 INFO L899 garLoopResultBuilder]: For program point L392(lines 392 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,932 INFO L899 garLoopResultBuilder]: For program point L425-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,932 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,932 INFO L899 garLoopResultBuilder]: For program point L260(lines 260 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,932 INFO L899 garLoopResultBuilder]: For program point L558(line 558) no Hoare annotation was computed.
[2022-11-21 13:51:52,932 INFO L899 garLoopResultBuilder]: For program point L525(line 525) no Hoare annotation was computed.
[2022-11-21 13:51:52,932 INFO L899 garLoopResultBuilder]: For program point L492(line 492) no Hoare annotation was computed.
[2022-11-21 13:51:52,933 INFO L899 garLoopResultBuilder]: For program point L459(line 459) no Hoare annotation was computed.
[2022-11-21 13:51:52,933 INFO L899 garLoopResultBuilder]: For program point L426(line 426) no Hoare annotation was computed.
[2022-11-21 13:51:52,933 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,933 INFO L899 garLoopResultBuilder]: For program point L162(lines 162 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,933 INFO L899 garLoopResultBuilder]: For program point L129(lines 129 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,933 INFO L899 garLoopResultBuilder]: For program point L328(lines 328 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,933 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,934 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,934 INFO L899 garLoopResultBuilder]: For program point L560-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,934 INFO L895 garLoopResultBuilder]: At program point L593-2(lines 593 603) the Hoare annotation is: (let ((.cse6 (<= ~a21~0 0)) (.cse0 (<= ~a17~0 0)) (.cse7 (<= ~a16~0 5)) (.cse2 (= ~a12~0 8)) (.cse5 (= ~a20~0 1)) (.cse8 (not (= ~a7~0 1))) (.cse1 (<= 14 ~a8~0)) (.cse3 (= ~a21~0 1)) (.cse4 (= ~a17~0 1))) (or (and .cse0 .cse1) (and .cse2 (= ~a8~0 13) .cse3 .cse4 .cse5 (= ~a16~0 4)) (and .cse6 .cse0) (and .cse6 .cse4 .cse7) (and .cse8 .cse0 .cse7) (and .cse2 .cse8 .cse3 .cse4 .cse5) (and .cse8 .cse1 .cse3 .cse4)))
[2022-11-21 13:51:52,934 INFO L899 garLoopResultBuilder]: For program point L527-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,935 INFO L899 garLoopResultBuilder]: For program point L494-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,935 INFO L899 garLoopResultBuilder]: For program point L461-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,935 INFO L899 garLoopResultBuilder]: For program point L428-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,935 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,935 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed.
[2022-11-21 13:51:52,935 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 489) no Hoare annotation was computed.
[2022-11-21 13:51:52,936 INFO L899 garLoopResultBuilder]: For program point L561(line 561) no Hoare annotation was computed.
[2022-11-21 13:51:52,936 INFO L899 garLoopResultBuilder]: For program point L528(line 528) no Hoare annotation was computed.
[2022-11-21 13:51:52,936 INFO L899 garLoopResultBuilder]: For program point L495(line 495) no Hoare annotation was computed.
[2022-11-21 13:51:52,936 INFO L899 garLoopResultBuilder]: For program point L462(line 462) no Hoare annotation was computed.
[2022-11-21 13:51:52,936 INFO L899 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed.
[2022-11-21 13:51:52,936 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,937 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,937 INFO L899 garLoopResultBuilder]: For program point L563-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,937 INFO L899 garLoopResultBuilder]: For program point L530-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,937 INFO L899 garLoopResultBuilder]: For program point L497-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,937 INFO L899 garLoopResultBuilder]: For program point L464-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,937 INFO L899 garLoopResultBuilder]: For program point L431-1(lines 40 585) no Hoare annotation was computed.
[2022-11-21 13:51:52,937 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,938 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,938 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,938 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 400) no Hoare annotation was computed.
[2022-11-21 13:51:52,941 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-21 13:51:52,944 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2022-11-21 13:51:52,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:51:52 BoogieIcfgContainer
[2022-11-21 13:51:52,962 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-11-21 13:51:52,963 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2022-11-21 13:51:52,963 INFO L271 PluginConnector]: Initializing Witness Printer...
[2022-11-21 13:51:52,963 INFO L275 PluginConnector]: Witness Printer initialized
[2022-11-21 13:51:52,964 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:51:38" (3/4) ...
[2022-11-21 13:51:52,967 INFO L137 WitnessPrinter]: Generating witness for correct program
[2022-11-21 13:51:52,985 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges
[2022-11-21 13:51:52,986 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2022-11-21 13:51:52,987 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2022-11-21 13:51:52,988 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2022-11-21 13:51:53,124 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/witness.graphml
[2022-11-21 13:51:53,124 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2022-11-21 13:51:53,125 INFO L158 Benchmark]: Toolchain (without parser) took 16837.00ms. Allocated memory was 169.9MB in the beginning and 297.8MB in the end (delta: 127.9MB). Free memory was 122.7MB in the beginning and 103.7MB in the end (delta: 19.0MB). Peak memory consumption was 148.9MB. Max. memory is 16.1GB.
[2022-11-21 13:51:53,125 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 132.1MB. Free memory was 76.2MB in the beginning and 76.0MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB.
[2022-11-21 13:51:53,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 640.95ms. Allocated memory is still 169.9MB. Free memory was 122.7MB in the beginning and 95.7MB in the end (delta: 27.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
[2022-11-21 13:51:53,126 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.14ms. Allocated memory is still 169.9MB. Free memory was 95.3MB in the beginning and 89.4MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2022-11-21 13:51:53,127 INFO L158 Benchmark]: Boogie Preprocessor took 100.07ms. Allocated memory is still 169.9MB. Free memory was 89.4MB in the beginning and 85.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2022-11-21 13:51:53,127 INFO L158 Benchmark]: RCFGBuilder took 1422.44ms. Allocated memory is still 169.9MB. Free memory was 85.2MB in the beginning and 74.5MB in the end (delta: 10.7MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB.
[2022-11-21 13:51:53,128 INFO L158 Benchmark]: TraceAbstraction took 14395.31ms. Allocated memory was 169.9MB in the beginning and 297.8MB in the end (delta: 127.9MB). Free memory was 73.4MB in the beginning and 114.2MB in the end (delta: -40.8MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB.
[2022-11-21 13:51:53,129 INFO L158 Benchmark]: Witness Printer took 161.39ms. Allocated memory is still 297.8MB. Free memory was 114.2MB in the beginning and 103.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2022-11-21 13:51:53,131 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.38ms. Allocated memory is still 132.1MB. Free memory was 76.2MB in the beginning and 76.0MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 640.95ms. Allocated memory is still 169.9MB. Free memory was 122.7MB in the beginning and 95.7MB in the end (delta: 27.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 108.14ms. Allocated memory is still 169.9MB. Free memory was 95.3MB in the beginning and 89.4MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 100.07ms. Allocated memory is still 169.9MB. Free memory was 89.4MB in the beginning and 85.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 1422.44ms. Allocated memory is still 169.9MB. Free memory was 85.2MB in the beginning and 74.5MB in the end (delta: 10.7MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB.
* TraceAbstraction took 14395.31ms. Allocated memory was 169.9MB in the beginning and 297.8MB in the end (delta: 127.9MB). Free memory was 73.4MB in the beginning and 114.2MB in the end (delta: -40.8MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB.
* Witness Printer took 161.39ms. Allocated memory is still 297.8MB. Free memory was 114.2MB in the beginning and 103.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- PositiveResult [Line: 489]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 1 procedures, 198 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.3s, OverallIterations: 10, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1384 SdHoareTripleChecker+Valid, 5.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1384 mSDsluCounter, 717 SdHoareTripleChecker+Invalid, 4.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 72 mSDsCounter, 699 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3973 IncrementalHoareTripleChecker+Invalid, 4672 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 699 mSolverCounterUnsat, 645 mSDtfsCounter, 3973 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 736 GetRequests, 712 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1707occurred in iteration=8, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 1965 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 34 NumberOfFragments, 173 HoareAnnotationTreeSize, 3 FomulaSimplifications, 118 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 3562 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 2102 NumberOfCodeBlocks, 2102 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2087 ConstructedInterpolants, 0 QuantifiedInterpolants, 7737 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1554 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 921/962 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
- InvariantResult [Line: 593]: Loop Invariant
Derived loop invariant: ((((((a17 <= 0 && 14 <= a8) || (((((a12 == 8 && a8 == 13) && a21 == 1) && a17 == 1) && a20 == 1) && a16 == 4)) || (a21 <= 0 && a17 <= 0)) || ((a21 <= 0 && a17 == 1) && a16 <= 5)) || ((!(a7 == 1) && a17 <= 0) && a16 <= 5)) || ((((a12 == 8 && !(a7 == 1)) && a21 == 1) && a17 == 1) && a20 == 1)) || (((!(a7 == 1) && 14 <= a8) && a21 == 1) && a17 == 1)
- InvariantResult [Line: 587]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 40]: Loop Invariant
Derived loop invariant: ((((((a17 <= 0 && 14 <= a8) || (((((a12 == 8 && a8 == 13) && a21 == 1) && a17 == 1) && a20 == 1) && a16 == 4)) || (a21 <= 0 && a17 <= 0)) || ((a21 <= 0 && a17 == 1) && a16 <= 5)) || ((!(a7 == 1) && a17 <= 0) && a16 <= 5)) || ((((a12 == 8 && !(a7 == 1)) && a21 == 1) && a17 == 1) && a20 == 1)) || (((!(a7 == 1) && 14 <= a8) && a21 == 1) && a17 == 1)
RESULT: Ultimate proved your program to be correct!
[2022-11-21 13:51:53,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d680de4-67d2-49c3-afa0-8b36a47cdbf9/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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