./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label59.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 5e519f3a
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_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc --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 86b33a3328c808cec34f54492a07e8640c009630cc5a59a5959b66da0514436c
--- 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-5e519f3
[2022-11-02 20:46:31,773 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-11-02 20:46:31,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-11-02 20:46:31,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-11-02 20:46:31,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-11-02 20:46:31,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-11-02 20:46:31,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-11-02 20:46:31,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-11-02 20:46:31,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-11-02 20:46:31,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-11-02 20:46:31,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-11-02 20:46:31,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-11-02 20:46:31,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-11-02 20:46:31,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-11-02 20:46:31,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-11-02 20:46:31,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-11-02 20:46:31,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-11-02 20:46:31,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-11-02 20:46:31,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-11-02 20:46:31,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-11-02 20:46:31,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-11-02 20:46:31,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-11-02 20:46:31,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-11-02 20:46:31,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-11-02 20:46:31,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-11-02 20:46:31,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-11-02 20:46:31,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-11-02 20:46:31,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-11-02 20:46:31,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-11-02 20:46:31,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-11-02 20:46:31,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-11-02 20:46:31,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-11-02 20:46:31,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-11-02 20:46:31,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2022-11-02 20:46:31,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-11-02 20:46:31,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-11-02 20:46:31,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-11-02 20:46:31,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-11-02 20:46:31,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-11-02 20:46:31,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-11-02 20:46:31,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-11-02 20:46:31,895 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf
[2022-11-02 20:46:31,933 INFO L113 SettingsManager]: Loading preferences was successful
[2022-11-02 20:46:31,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-11-02 20:46:31,937 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-11-02 20:46:31,937 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-11-02 20:46:31,937 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-11-02 20:46:31,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-11-02 20:46:31,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-11-02 20:46:31,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-11-02 20:46:31,939 INFO L138 SettingsManager]: * Use SBE=true
[2022-11-02 20:46:31,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-11-02 20:46:31,940 INFO L138 SettingsManager]: * sizeof long=4
[2022-11-02 20:46:31,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-11-02 20:46:31,941 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-11-02 20:46:31,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-11-02 20:46:31,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-11-02 20:46:31,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-11-02 20:46:31,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-11-02 20:46:31,942 INFO L138 SettingsManager]: * sizeof long double=12
[2022-11-02 20:46:31,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-11-02 20:46:31,943 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-11-02 20:46:31,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-11-02 20:46:31,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-11-02 20:46:31,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-11-02 20:46:31,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-11-02 20:46:31,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-11-02 20:46:31,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-11-02 20:46:31,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2022-11-02 20:46:31,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-11-02 20:46:31,946 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-11-02 20:46:31,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-11-02 20:46:31,947 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2022-11-02 20:46:31,947 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2022-11-02 20:46:31,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-11-02 20:46:31,947 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_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86b33a3328c808cec34f54492a07e8640c009630cc5a59a5959b66da0514436c
[2022-11-02 20:46:32,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-11-02 20:46:32,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-11-02 20:46:32,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-11-02 20:46:32,292 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-11-02 20:46:32,293 INFO L275 PluginConnector]: CDTParser initialized
[2022-11-02 20:46:32,294 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/eca-rers2012/Problem14_label59.c
[2022-11-02 20:46:32,373 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/data/cbc45b050/3bb8f95f61594b2183431fc8df4216bc/FLAG3b1727ad2
[2022-11-02 20:46:33,016 INFO L306 CDTParser]: Found 1 translation units.
[2022-11-02 20:46:33,017 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/sv-benchmarks/c/eca-rers2012/Problem14_label59.c
[2022-11-02 20:46:33,041 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/data/cbc45b050/3bb8f95f61594b2183431fc8df4216bc/FLAG3b1727ad2
[2022-11-02 20:46:33,265 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/data/cbc45b050/3bb8f95f61594b2183431fc8df4216bc
[2022-11-02 20:46:33,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-11-02 20:46:33,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2022-11-02 20:46:33,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-11-02 20:46:33,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-11-02 20:46:33,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-11-02 20:46:33,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:46:33" (1/1) ...
[2022-11-02 20:46:33,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d41abbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:33, skipping insertion in model container
[2022-11-02 20:46:33,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:46:33" (1/1) ...
[2022-11-02 20:46:33,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-11-02 20:46:33,351 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-11-02 20:46:33,647 WARN L230 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_0d2a5620-1085-4766-9d66-ead07e90c74a/sv-benchmarks/c/eca-rers2012/Problem14_label59.c[4234,4247]
[2022-11-02 20:46:33,860 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-02 20:46:33,867 INFO L203 MainTranslator]: Completed pre-run
[2022-11-02 20:46:33,902 WARN L230 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_0d2a5620-1085-4766-9d66-ead07e90c74a/sv-benchmarks/c/eca-rers2012/Problem14_label59.c[4234,4247]
[2022-11-02 20:46:33,999 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-02 20:46:34,012 INFO L208 MainTranslator]: Completed translation
[2022-11-02 20:46:34,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34 WrapperNode
[2022-11-02 20:46:34,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-11-02 20:46:34,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-11-02 20:46:34,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-11-02 20:46:34,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-11-02 20:46:34,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (1/1) ...
[2022-11-02 20:46:34,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (1/1) ...
[2022-11-02 20:46:34,142 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858
[2022-11-02 20:46:34,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-11-02 20:46:34,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-11-02 20:46:34,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-11-02 20:46:34,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-11-02 20:46:34,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (1/1) ...
[2022-11-02 20:46:34,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (1/1) ...
[2022-11-02 20:46:34,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (1/1) ...
[2022-11-02 20:46:34,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (1/1) ...
[2022-11-02 20:46:34,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (1/1) ...
[2022-11-02 20:46:34,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (1/1) ...
[2022-11-02 20:46:34,262 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (1/1) ...
[2022-11-02 20:46:34,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (1/1) ...
[2022-11-02 20:46:34,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-11-02 20:46:34,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-11-02 20:46:34,287 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-11-02 20:46:34,287 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-11-02 20:46:34,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (1/1) ...
[2022-11-02 20:46:34,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-11-02 20:46:34,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3
[2022-11-02 20:46:34,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-11-02 20:46:34,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-11-02 20:46:34,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-11-02 20:46:34,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-11-02 20:46:34,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-11-02 20:46:34,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-11-02 20:46:34,457 INFO L235 CfgBuilder]: Building ICFG
[2022-11-02 20:46:34,459 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-11-02 20:46:36,041 INFO L276 CfgBuilder]: Performing block encoding
[2022-11-02 20:46:36,057 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-11-02 20:46:36,058 INFO L300 CfgBuilder]: Removed 1 assume(true) statements.
[2022-11-02 20:46:36,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:46:36 BoogieIcfgContainer
[2022-11-02 20:46:36,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-11-02 20:46:36,064 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-11-02 20:46:36,064 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-11-02 20:46:36,068 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-11-02 20:46:36,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:46:33" (1/3) ...
[2022-11-02 20:46:36,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d5acaf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:46:36, skipping insertion in model container
[2022-11-02 20:46:36,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:46:34" (2/3) ...
[2022-11-02 20:46:36,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d5acaf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:46:36, skipping insertion in model container
[2022-11-02 20:46:36,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:46:36" (3/3) ...
[2022-11-02 20:46:36,071 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label59.c
[2022-11-02 20:46:36,090 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-11-02 20:46:36,090 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-11-02 20:46:36,168 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-11-02 20:46:36,178 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;@60c7e11c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-11-02 20:46:36,178 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2022-11-02 20:46:36,184 INFO L276 IsEmpty]: Start isEmpty. Operand has 245 states, 243 states have (on average 1.7366255144032923) internal successors, (422), 244 states have internal predecessors, (422), 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)
[2022-11-02 20:46:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2022-11-02 20:46:36,193 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:36,194 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]
[2022-11-02 20:46:36,195 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:36,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:36,203 INFO L85 PathProgramCache]: Analyzing trace with hash 2102454322, now seen corresponding path program 1 times
[2022-11-02 20:46:36,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:36,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656271261]
[2022-11-02 20:46:36,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:36,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:36,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-02 20:46:36,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:36,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656271261]
[2022-11-02 20:46:36,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656271261] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:36,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:36,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-11-02 20:46:36,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619681123]
[2022-11-02 20:46:36,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:36,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-02 20:46:36,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:36,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:46:36,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-02 20:46:36,596 INFO L87 Difference]: Start difference. First operand has 245 states, 243 states have (on average 1.7366255144032923) internal successors, (422), 244 states have internal predecessors, (422), 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 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 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)
[2022-11-02 20:46:37,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:37,753 INFO L93 Difference]: Finished difference Result 669 states and 1200 transitions.
[2022-11-02 20:46:37,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:46:37,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 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 40
[2022-11-02 20:46:37,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:37,769 INFO L225 Difference]: With dead ends: 669
[2022-11-02 20:46:37,769 INFO L226 Difference]: Without dead ends: 360
[2022-11-02 20:46:37,773 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
[2022-11-02 20:46:37,777 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 196 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 598 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:37,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 30 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 598 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time]
[2022-11-02 20:46:37,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states.
[2022-11-02 20:46:37,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 360.
[2022-11-02 20:46:37,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.6378830083565459) internal successors, (588), 359 states have internal predecessors, (588), 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)
[2022-11-02 20:46:37,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 588 transitions.
[2022-11-02 20:46:37,839 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 588 transitions. Word has length 40
[2022-11-02 20:46:37,839 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:37,840 INFO L495 AbstractCegarLoop]: Abstraction has 360 states and 588 transitions.
[2022-11-02 20:46:37,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 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)
[2022-11-02 20:46:37,840 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 588 transitions.
[2022-11-02 20:46:37,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106
[2022-11-02 20:46:37,843 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:37,843 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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]
[2022-11-02 20:46:37,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-11-02 20:46:37,844 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:37,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:37,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1576038760, now seen corresponding path program 1 times
[2022-11-02 20:46:37,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:37,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380989155]
[2022-11-02 20:46:37,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:37,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:38,083 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-02 20:46:38,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:38,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380989155]
[2022-11-02 20:46:38,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380989155] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:38,084 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:38,085 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-11-02 20:46:38,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496101509]
[2022-11-02 20:46:38,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:38,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-02 20:46:38,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:38,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:46:38,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-02 20:46:38,087 INFO L87 Difference]: Start difference. First operand 360 states and 588 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 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)
[2022-11-02 20:46:38,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:38,892 INFO L93 Difference]: Finished difference Result 1076 states and 1760 transitions.
[2022-11-02 20:46:38,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:46:38,894 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 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 105
[2022-11-02 20:46:38,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:38,897 INFO L225 Difference]: With dead ends: 1076
[2022-11-02 20:46:38,897 INFO L226 Difference]: Without dead ends: 718
[2022-11-02 20:46:38,899 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
[2022-11-02 20:46:38,900 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 134 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 460 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:38,901 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 88 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 460 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time]
[2022-11-02 20:46:38,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 718 states.
[2022-11-02 20:46:38,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 718 to 716.
[2022-11-02 20:46:38,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 716 states, 715 states have (on average 1.4223776223776223) internal successors, (1017), 715 states have internal predecessors, (1017), 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)
[2022-11-02 20:46:38,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 1017 transitions.
[2022-11-02 20:46:38,955 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 1017 transitions. Word has length 105
[2022-11-02 20:46:38,955 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:38,956 INFO L495 AbstractCegarLoop]: Abstraction has 716 states and 1017 transitions.
[2022-11-02 20:46:38,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 2 states have internal predecessors, (105), 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)
[2022-11-02 20:46:38,956 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1017 transitions.
[2022-11-02 20:46:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107
[2022-11-02 20:46:38,959 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:38,959 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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]
[2022-11-02 20:46:38,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-11-02 20:46:38,960 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:38,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:38,961 INFO L85 PathProgramCache]: Analyzing trace with hash 335241793, now seen corresponding path program 1 times
[2022-11-02 20:46:38,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:38,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270720321]
[2022-11-02 20:46:38,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:38,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:39,111 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-02 20:46:39,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:39,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270720321]
[2022-11-02 20:46:39,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270720321] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:39,112 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:39,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-11-02 20:46:39,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495464241]
[2022-11-02 20:46:39,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:39,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-02 20:46:39,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:39,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:46:39,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-02 20:46:39,114 INFO L87 Difference]: Start difference. First operand 716 states and 1017 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 2 states have internal predecessors, (106), 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)
[2022-11-02 20:46:39,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:39,886 INFO L93 Difference]: Finished difference Result 1786 states and 2617 transitions.
[2022-11-02 20:46:39,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:46:39,887 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 2 states have internal predecessors, (106), 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 106
[2022-11-02 20:46:39,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:39,891 INFO L225 Difference]: With dead ends: 1786
[2022-11-02 20:46:39,892 INFO L226 Difference]: Without dead ends: 1072
[2022-11-02 20:46:39,893 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
[2022-11-02 20:46:39,894 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 125 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 431 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:39,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 57 Invalid, 633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 431 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time]
[2022-11-02 20:46:39,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states.
[2022-11-02 20:46:39,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 1072.
[2022-11-02 20:46:39,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1072 states, 1071 states have (on average 1.3837535014005602) internal successors, (1482), 1071 states have internal predecessors, (1482), 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)
[2022-11-02 20:46:39,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 1482 transitions.
[2022-11-02 20:46:39,922 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 1482 transitions. Word has length 106
[2022-11-02 20:46:39,923 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:39,923 INFO L495 AbstractCegarLoop]: Abstraction has 1072 states and 1482 transitions.
[2022-11-02 20:46:39,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 2 states have internal predecessors, (106), 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)
[2022-11-02 20:46:39,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1482 transitions.
[2022-11-02 20:46:39,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110
[2022-11-02 20:46:39,925 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:39,926 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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]
[2022-11-02 20:46:39,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-11-02 20:46:39,926 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:39,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:39,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1081133986, now seen corresponding path program 1 times
[2022-11-02 20:46:39,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:39,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024042697]
[2022-11-02 20:46:39,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:39,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:40,239 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-02 20:46:40,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:40,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024042697]
[2022-11-02 20:46:40,240 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024042697] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:40,241 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:40,241 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 20:46:40,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507045385]
[2022-11-02 20:46:40,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:40,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-11-02 20:46:40,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:40,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-11-02 20:46:40,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2022-11-02 20:46:40,243 INFO L87 Difference]: Start difference. First operand 1072 states and 1482 transitions. Second operand has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 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)
[2022-11-02 20:46:41,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:41,400 INFO L93 Difference]: Finished difference Result 2498 states and 3366 transitions.
[2022-11-02 20:46:41,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2022-11-02 20:46:41,401 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 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 109
[2022-11-02 20:46:41,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:41,406 INFO L225 Difference]: With dead ends: 2498
[2022-11-02 20:46:41,406 INFO L226 Difference]: Without dead ends: 1428
[2022-11-02 20:46:41,408 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
[2022-11-02 20:46:41,409 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 438 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 941 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 941 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:41,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [438 Valid, 121 Invalid, 969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 941 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time]
[2022-11-02 20:46:41,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states.
[2022-11-02 20:46:41,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1250.
[2022-11-02 20:46:41,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1250 states, 1249 states have (on average 1.3386709367493994) internal successors, (1672), 1249 states have internal predecessors, (1672), 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)
[2022-11-02 20:46:41,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1250 states and 1672 transitions.
[2022-11-02 20:46:41,448 INFO L78 Accepts]: Start accepts. Automaton has 1250 states and 1672 transitions. Word has length 109
[2022-11-02 20:46:41,448 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:41,449 INFO L495 AbstractCegarLoop]: Abstraction has 1250 states and 1672 transitions.
[2022-11-02 20:46:41,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 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)
[2022-11-02 20:46:41,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1672 transitions.
[2022-11-02 20:46:41,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121
[2022-11-02 20:46:41,451 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:41,451 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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]
[2022-11-02 20:46:41,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-11-02 20:46:41,451 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:41,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:41,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1707496834, now seen corresponding path program 1 times
[2022-11-02 20:46:41,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:41,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553311227]
[2022-11-02 20:46:41,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:41,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:41,755 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-02 20:46:41,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:41,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553311227]
[2022-11-02 20:46:41,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553311227] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:41,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:41,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 20:46:41,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011851958]
[2022-11-02 20:46:41,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:41,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-11-02 20:46:41,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:41,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-11-02 20:46:41,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2022-11-02 20:46:41,758 INFO L87 Difference]: Start difference. First operand 1250 states and 1672 transitions. Second operand has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 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)
[2022-11-02 20:46:42,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:42,583 INFO L93 Difference]: Finished difference Result 2885 states and 3777 transitions.
[2022-11-02 20:46:42,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2022-11-02 20:46:42,586 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 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 120
[2022-11-02 20:46:42,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:42,592 INFO L225 Difference]: With dead ends: 2885
[2022-11-02 20:46:42,592 INFO L226 Difference]: Without dead ends: 1608
[2022-11-02 20:46:42,594 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
[2022-11-02 20:46:42,595 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 114 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 649 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:42,595 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 121 Invalid, 754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 649 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time]
[2022-11-02 20:46:42,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states.
[2022-11-02 20:46:42,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 1606.
[2022-11-02 20:46:42,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1606 states, 1605 states have (on average 1.1769470404984423) internal successors, (1889), 1605 states have internal predecessors, (1889), 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)
[2022-11-02 20:46:42,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1606 states and 1889 transitions.
[2022-11-02 20:46:42,632 INFO L78 Accepts]: Start accepts. Automaton has 1606 states and 1889 transitions. Word has length 120
[2022-11-02 20:46:42,632 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:42,632 INFO L495 AbstractCegarLoop]: Abstraction has 1606 states and 1889 transitions.
[2022-11-02 20:46:42,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 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)
[2022-11-02 20:46:42,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1889 transitions.
[2022-11-02 20:46:42,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215
[2022-11-02 20:46:42,636 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:42,636 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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]
[2022-11-02 20:46:42,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2022-11-02 20:46:42,637 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:42,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:42,637 INFO L85 PathProgramCache]: Analyzing trace with hash -308035380, now seen corresponding path program 1 times
[2022-11-02 20:46:42,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:42,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200524551]
[2022-11-02 20:46:42,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:42,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:42,954 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-02 20:46:42,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:42,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200524551]
[2022-11-02 20:46:42,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200524551] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:42,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:42,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 20:46:42,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631574009]
[2022-11-02 20:46:42,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:42,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-02 20:46:42,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:42,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:46:42,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-02 20:46:42,958 INFO L87 Difference]: Start difference. First operand 1606 states and 1889 transitions. Second operand has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 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)
[2022-11-02 20:46:43,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:43,605 INFO L93 Difference]: Finished difference Result 3744 states and 4424 transitions.
[2022-11-02 20:46:43,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:46:43,606 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 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 214
[2022-11-02 20:46:43,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:43,614 INFO L225 Difference]: With dead ends: 3744
[2022-11-02 20:46:43,614 INFO L226 Difference]: Without dead ends: 2140
[2022-11-02 20:46:43,618 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
[2022-11-02 20:46:43,621 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 111 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:43,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 77 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2022-11-02 20:46:43,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2140 states.
[2022-11-02 20:46:43,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2140 to 2140.
[2022-11-02 20:46:43,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2140 states, 2139 states have (on average 1.1514726507713886) internal successors, (2463), 2139 states have internal predecessors, (2463), 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)
[2022-11-02 20:46:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 2140 states and 2463 transitions.
[2022-11-02 20:46:43,673 INFO L78 Accepts]: Start accepts. Automaton has 2140 states and 2463 transitions. Word has length 214
[2022-11-02 20:46:43,674 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:43,674 INFO L495 AbstractCegarLoop]: Abstraction has 2140 states and 2463 transitions.
[2022-11-02 20:46:43,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 71.33333333333333) internal successors, (214), 3 states have internal predecessors, (214), 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)
[2022-11-02 20:46:43,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2463 transitions.
[2022-11-02 20:46:43,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332
[2022-11-02 20:46:43,680 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:43,680 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:46:43,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2022-11-02 20:46:43,681 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:43,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:43,681 INFO L85 PathProgramCache]: Analyzing trace with hash -150105723, now seen corresponding path program 1 times
[2022-11-02 20:46:43,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:43,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268106209]
[2022-11-02 20:46:43,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:43,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:44,213 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked.
[2022-11-02 20:46:44,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:44,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268106209]
[2022-11-02 20:46:44,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268106209] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:44,214 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:44,214 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 20:46:44,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997933376]
[2022-11-02 20:46:44,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:44,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-11-02 20:46:44,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:44,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-11-02 20:46:44,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2022-11-02 20:46:44,216 INFO L87 Difference]: Start difference. First operand 2140 states and 2463 transitions. Second operand has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 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)
[2022-11-02 20:46:44,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:44,990 INFO L93 Difference]: Finished difference Result 4336 states and 5006 transitions.
[2022-11-02 20:46:44,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2022-11-02 20:46:44,991 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 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 331
[2022-11-02 20:46:44,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:44,998 INFO L225 Difference]: With dead ends: 4336
[2022-11-02 20:46:44,999 INFO L226 Difference]: Without dead ends: 2318
[2022-11-02 20:46:45,001 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
[2022-11-02 20:46:45,005 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 142 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 685 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:45,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 17 Invalid, 743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 685 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time]
[2022-11-02 20:46:45,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2318 states.
[2022-11-02 20:46:45,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2318 to 2140.
[2022-11-02 20:46:45,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2140 states, 2139 states have (on average 1.1033193080878916) internal successors, (2360), 2139 states have internal predecessors, (2360), 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)
[2022-11-02 20:46:45,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 2140 states and 2360 transitions.
[2022-11-02 20:46:45,073 INFO L78 Accepts]: Start accepts. Automaton has 2140 states and 2360 transitions. Word has length 331
[2022-11-02 20:46:45,074 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:45,074 INFO L495 AbstractCegarLoop]: Abstraction has 2140 states and 2360 transitions.
[2022-11-02 20:46:45,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 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)
[2022-11-02 20:46:45,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2360 transitions.
[2022-11-02 20:46:45,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421
[2022-11-02 20:46:45,082 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:45,083 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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]
[2022-11-02 20:46:45,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2022-11-02 20:46:45,083 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:45,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:45,084 INFO L85 PathProgramCache]: Analyzing trace with hash 2021328189, now seen corresponding path program 1 times
[2022-11-02 20:46:45,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:45,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777041888]
[2022-11-02 20:46:45,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:45,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:45,702 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked.
[2022-11-02 20:46:45,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:45,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777041888]
[2022-11-02 20:46:45,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777041888] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:45,703 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:45,704 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 20:46:45,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010948474]
[2022-11-02 20:46:45,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:45,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-02 20:46:45,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:45,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:46:45,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-02 20:46:45,706 INFO L87 Difference]: Start difference. First operand 2140 states and 2360 transitions. Second operand has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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)
[2022-11-02 20:46:46,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:46,269 INFO L93 Difference]: Finished difference Result 4456 states and 4944 transitions.
[2022-11-02 20:46:46,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:46:46,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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 420
[2022-11-02 20:46:46,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:46,277 INFO L225 Difference]: With dead ends: 4456
[2022-11-02 20:46:46,277 INFO L226 Difference]: Without dead ends: 2496
[2022-11-02 20:46:46,280 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
[2022-11-02 20:46:46,280 INFO L413 NwaCegarLoop]: 242 mSDtfsCounter, 141 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 438 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:46,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 247 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 438 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2022-11-02 20:46:46,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2496 states.
[2022-11-02 20:46:46,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2496 to 2318.
[2022-11-02 20:46:46,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2318 states, 2317 states have (on average 1.1022874406560208) internal successors, (2554), 2317 states have internal predecessors, (2554), 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)
[2022-11-02 20:46:46,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 2554 transitions.
[2022-11-02 20:46:46,329 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 2554 transitions. Word has length 420
[2022-11-02 20:46:46,363 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:46,363 INFO L495 AbstractCegarLoop]: Abstraction has 2318 states and 2554 transitions.
[2022-11-02 20:46:46,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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)
[2022-11-02 20:46:46,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2554 transitions.
[2022-11-02 20:46:46,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427
[2022-11-02 20:46:46,370 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:46,371 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:46:46,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2022-11-02 20:46:46,373 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:46,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:46,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1485861164, now seen corresponding path program 1 times
[2022-11-02 20:46:46,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:46,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985763942]
[2022-11-02 20:46:46,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:46,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:46,981 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked.
[2022-11-02 20:46:46,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:46,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985763942]
[2022-11-02 20:46:46,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985763942] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:46,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:46,982 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 20:46:46,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843255453]
[2022-11-02 20:46:46,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:46,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-02 20:46:46,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:46,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:46:46,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-02 20:46:46,985 INFO L87 Difference]: Start difference. First operand 2318 states and 2554 transitions. Second operand has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 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)
[2022-11-02 20:46:47,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:47,587 INFO L93 Difference]: Finished difference Result 4990 states and 5544 transitions.
[2022-11-02 20:46:47,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:46:47,588 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 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 426
[2022-11-02 20:46:47,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:47,597 INFO L225 Difference]: With dead ends: 4990
[2022-11-02 20:46:47,597 INFO L226 Difference]: Without dead ends: 2852
[2022-11-02 20:46:47,599 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
[2022-11-02 20:46:47,600 INFO L413 NwaCegarLoop]: 240 mSDtfsCounter, 110 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 410 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:47,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 245 Invalid, 465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 410 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2022-11-02 20:46:47,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2852 states.
[2022-11-02 20:46:47,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2852 to 2318.
[2022-11-02 20:46:47,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2318 states, 2317 states have (on average 1.0971083297367286) internal successors, (2542), 2317 states have internal predecessors, (2542), 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)
[2022-11-02 20:46:47,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 2542 transitions.
[2022-11-02 20:46:47,658 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 2542 transitions. Word has length 426
[2022-11-02 20:46:47,658 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:47,658 INFO L495 AbstractCegarLoop]: Abstraction has 2318 states and 2542 transitions.
[2022-11-02 20:46:47,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 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)
[2022-11-02 20:46:47,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2542 transitions.
[2022-11-02 20:46:47,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434
[2022-11-02 20:46:47,666 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:47,667 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:46:47,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2022-11-02 20:46:47,667 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:47,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:47,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1077170215, now seen corresponding path program 1 times
[2022-11-02 20:46:47,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:47,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484380029]
[2022-11-02 20:46:47,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:47,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:48,223 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked.
[2022-11-02 20:46:48,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:48,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484380029]
[2022-11-02 20:46:48,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484380029] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:48,228 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:48,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 20:46:48,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406049550]
[2022-11-02 20:46:48,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:48,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-02 20:46:48,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:48,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:46:48,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-02 20:46:48,230 INFO L87 Difference]: Start difference. First operand 2318 states and 2542 transitions. Second operand has 3 states, 3 states have (on average 75.0) internal successors, (225), 3 states have internal predecessors, (225), 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)
[2022-11-02 20:46:48,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:48,874 INFO L93 Difference]: Finished difference Result 5168 states and 5725 transitions.
[2022-11-02 20:46:48,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:46:48,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 75.0) internal successors, (225), 3 states have internal predecessors, (225), 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 433
[2022-11-02 20:46:48,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:48,885 INFO L225 Difference]: With dead ends: 5168
[2022-11-02 20:46:48,885 INFO L226 Difference]: Without dead ends: 3030
[2022-11-02 20:46:48,887 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
[2022-11-02 20:46:48,888 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 112 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 423 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:48,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 203 Invalid, 488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 423 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2022-11-02 20:46:48,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3030 states.
[2022-11-02 20:46:48,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3030 to 2674.
[2022-11-02 20:46:48,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2674 states, 2673 states have (on average 1.0800598578376357) internal successors, (2887), 2673 states have internal predecessors, (2887), 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)
[2022-11-02 20:46:48,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 2674 states and 2887 transitions.
[2022-11-02 20:46:48,961 INFO L78 Accepts]: Start accepts. Automaton has 2674 states and 2887 transitions. Word has length 433
[2022-11-02 20:46:48,962 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:48,962 INFO L495 AbstractCegarLoop]: Abstraction has 2674 states and 2887 transitions.
[2022-11-02 20:46:48,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.0) internal successors, (225), 3 states have internal predecessors, (225), 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)
[2022-11-02 20:46:48,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2674 states and 2887 transitions.
[2022-11-02 20:46:48,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475
[2022-11-02 20:46:48,972 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:48,972 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:46:48,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2022-11-02 20:46:48,973 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:48,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:48,974 INFO L85 PathProgramCache]: Analyzing trace with hash -254075414, now seen corresponding path program 1 times
[2022-11-02 20:46:48,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:48,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185340300]
[2022-11-02 20:46:48,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:48,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:49,352 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 471 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked.
[2022-11-02 20:46:49,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:49,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185340300]
[2022-11-02 20:46:49,353 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185340300] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:49,353 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:49,353 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 20:46:49,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577049569]
[2022-11-02 20:46:49,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:49,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-02 20:46:49,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:49,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:46:49,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-02 20:46:49,356 INFO L87 Difference]: Start difference. First operand 2674 states and 2887 transitions. Second operand has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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)
[2022-11-02 20:46:49,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:49,995 INFO L93 Difference]: Finished difference Result 6236 states and 6826 transitions.
[2022-11-02 20:46:49,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:46:49,996 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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 474
[2022-11-02 20:46:49,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:50,008 INFO L225 Difference]: With dead ends: 6236
[2022-11-02 20:46:50,009 INFO L226 Difference]: Without dead ends: 3742
[2022-11-02 20:46:50,011 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
[2022-11-02 20:46:50,012 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 74 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 423 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:50,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 50 Invalid, 478 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 423 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2022-11-02 20:46:50,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3742 states.
[2022-11-02 20:46:50,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3742 to 3742.
[2022-11-02 20:46:50,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3742 states, 3741 states have (on average 1.0772520716385994) internal successors, (4030), 3741 states have internal predecessors, (4030), 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)
[2022-11-02 20:46:50,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 4030 transitions.
[2022-11-02 20:46:50,093 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 4030 transitions. Word has length 474
[2022-11-02 20:46:50,094 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:50,094 INFO L495 AbstractCegarLoop]: Abstraction has 3742 states and 4030 transitions.
[2022-11-02 20:46:50,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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)
[2022-11-02 20:46:50,095 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4030 transitions.
[2022-11-02 20:46:50,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511
[2022-11-02 20:46:50,107 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:50,107 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:46:50,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2022-11-02 20:46:50,107 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:50,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:50,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1114907619, now seen corresponding path program 1 times
[2022-11-02 20:46:50,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:50,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662514503]
[2022-11-02 20:46:50,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:50,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:50,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 625 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked.
[2022-11-02 20:46:50,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:50,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662514503]
[2022-11-02 20:46:50,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662514503] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:50,762 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:46:50,762 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 20:46:50,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693013777]
[2022-11-02 20:46:50,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:50,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-02 20:46:50,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:50,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:46:50,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-02 20:46:50,764 INFO L87 Difference]: Start difference. First operand 3742 states and 4030 transitions. Second operand has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 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)
[2022-11-02 20:46:51,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:51,357 INFO L93 Difference]: Finished difference Result 7482 states and 8073 transitions.
[2022-11-02 20:46:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:46:51,358 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 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 510
[2022-11-02 20:46:51,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:51,370 INFO L225 Difference]: With dead ends: 7482
[2022-11-02 20:46:51,370 INFO L226 Difference]: Without dead ends: 3920
[2022-11-02 20:46:51,374 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
[2022-11-02 20:46:51,374 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 102 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 417 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:51,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 243 Invalid, 437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 417 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2022-11-02 20:46:51,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3920 states.
[2022-11-02 20:46:51,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3920 to 3564.
[2022-11-02 20:46:51,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3564 states, 3563 states have (on average 1.074094863878754) internal successors, (3827), 3563 states have internal predecessors, (3827), 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)
[2022-11-02 20:46:51,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 3564 states and 3827 transitions.
[2022-11-02 20:46:51,456 INFO L78 Accepts]: Start accepts. Automaton has 3564 states and 3827 transitions. Word has length 510
[2022-11-02 20:46:51,457 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:51,457 INFO L495 AbstractCegarLoop]: Abstraction has 3564 states and 3827 transitions.
[2022-11-02 20:46:51,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 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)
[2022-11-02 20:46:51,458 INFO L276 IsEmpty]: Start isEmpty. Operand 3564 states and 3827 transitions.
[2022-11-02 20:46:51,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 630
[2022-11-02 20:46:51,463 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:51,463 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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]
[2022-11-02 20:46:51,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2022-11-02 20:46:51,464 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:51,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:51,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1922039793, now seen corresponding path program 1 times
[2022-11-02 20:46:51,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:51,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771057712]
[2022-11-02 20:46:51,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:51,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:52,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1256 backedges. 832 proven. 110 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked.
[2022-11-02 20:46:52,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:52,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771057712]
[2022-11-02 20:46:52,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771057712] provided 0 perfect and 1 imperfect interpolant sequences
[2022-11-02 20:46:52,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1581584358]
[2022-11-02 20:46:52,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:52,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-11-02 20:46:52,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3
[2022-11-02 20:46:52,102 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-11-02 20:46:52,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2022-11-02 20:46:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:52,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 804 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-11-02 20:46:52,429 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-11-02 20:46:52,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1256 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 1067 trivial. 0 not checked.
[2022-11-02 20:46:52,620 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-11-02 20:46:52,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1581584358] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:52,620 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2022-11-02 20:46:52,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5
[2022-11-02 20:46:52,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909380580]
[2022-11-02 20:46:52,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:52,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-02 20:46:52,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:52,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:46:52,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2022-11-02 20:46:52,630 INFO L87 Difference]: Start difference. First operand 3564 states and 3827 transitions. Second operand has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 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)
[2022-11-02 20:46:53,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:53,219 INFO L93 Difference]: Finished difference Result 7660 states and 8231 transitions.
[2022-11-02 20:46:53,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:46:53,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 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 629
[2022-11-02 20:46:53,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:53,230 INFO L225 Difference]: With dead ends: 7660
[2022-11-02 20:46:53,231 INFO L226 Difference]: Without dead ends: 3386
[2022-11-02 20:46:53,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 632 GetRequests, 629 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2022-11-02 20:46:53,235 INFO L413 NwaCegarLoop]: 236 mSDtfsCounter, 141 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:53,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 241 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2022-11-02 20:46:53,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3386 states.
[2022-11-02 20:46:53,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3386 to 2852.
[2022-11-02 20:46:53,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2852 states, 2851 states have (on average 1.067344791301298) internal successors, (3043), 2851 states have internal predecessors, (3043), 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)
[2022-11-02 20:46:53,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2852 states and 3043 transitions.
[2022-11-02 20:46:53,288 INFO L78 Accepts]: Start accepts. Automaton has 2852 states and 3043 transitions. Word has length 629
[2022-11-02 20:46:53,289 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:53,289 INFO L495 AbstractCegarLoop]: Abstraction has 2852 states and 3043 transitions.
[2022-11-02 20:46:53,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 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)
[2022-11-02 20:46:53,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 3043 transitions.
[2022-11-02 20:46:53,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 792
[2022-11-02 20:46:53,297 INFO L187 NwaCegarLoop]: Found error trace
[2022-11-02 20:46:53,298 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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]
[2022-11-02 20:46:53,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2022-11-02 20:46:53,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12
[2022-11-02 20:46:53,522 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-11-02 20:46:53,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:46:53,523 INFO L85 PathProgramCache]: Analyzing trace with hash 145503667, now seen corresponding path program 1 times
[2022-11-02 20:46:53,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:46:53,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476873730]
[2022-11-02 20:46:53,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:53,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:46:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1826 backedges. 1319 proven. 155 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked.
[2022-11-02 20:46:54,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:46:54,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476873730]
[2022-11-02 20:46:54,377 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476873730] provided 0 perfect and 1 imperfect interpolant sequences
[2022-11-02 20:46:54,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [206130082]
[2022-11-02 20:46:54,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:46:54,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-11-02 20:46:54,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3
[2022-11-02 20:46:54,382 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-11-02 20:46:54,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2022-11-02 20:46:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:46:54,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-11-02 20:46:54,696 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-11-02 20:46:54,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1826 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 1599 trivial. 0 not checked.
[2022-11-02 20:46:54,790 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-11-02 20:46:54,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [206130082] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:46:54,791 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2022-11-02 20:46:54,791 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5
[2022-11-02 20:46:54,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227214824]
[2022-11-02 20:46:54,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:46:54,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-11-02 20:46:54,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:46:54,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:46:54,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2022-11-02 20:46:54,793 INFO L87 Difference]: Start difference. First operand 2852 states and 3043 transitions. Second operand has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 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)
[2022-11-02 20:46:55,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:46:55,343 INFO L93 Difference]: Finished difference Result 6234 states and 6661 transitions.
[2022-11-02 20:46:55,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:46:55,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 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 791
[2022-11-02 20:46:55,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-11-02 20:46:55,346 INFO L225 Difference]: With dead ends: 6234
[2022-11-02 20:46:55,346 INFO L226 Difference]: Without dead ends: 0
[2022-11-02 20:46:55,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 794 GetRequests, 791 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2022-11-02 20:46:55,351 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 141 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2022-11-02 20:46:55,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 233 Invalid, 427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 380 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2022-11-02 20:46:55,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2022-11-02 20:46:55,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2022-11-02 20:46:55,352 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)
[2022-11-02 20:46:55,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2022-11-02 20:46:55,352 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 791
[2022-11-02 20:46:55,353 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-11-02 20:46:55,353 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-11-02 20:46:55,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 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)
[2022-11-02 20:46:55,353 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2022-11-02 20:46:55,353 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-11-02 20:46:55,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2022-11-02 20:46:55,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2022-11-02 20:46:55,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-11-02 20:46:55,572 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2022-11-02 20:46:56,195 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,195 INFO L899 garLoopResultBuilder]: For program point L895(line 895) no Hoare annotation was computed.
[2022-11-02 20:46:56,195 INFO L899 garLoopResultBuilder]: For program point L829(lines 829 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,195 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,196 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,196 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,196 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,196 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,196 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,196 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,196 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed.
[2022-11-02 20:46:56,196 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed.
[2022-11-02 20:46:56,196 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed.
[2022-11-02 20:46:56,197 INFO L899 garLoopResultBuilder]: For program point L369(lines 369 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,197 INFO L899 garLoopResultBuilder]: For program point L303(lines 303 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,197 INFO L899 garLoopResultBuilder]: For program point L436(lines 436 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,197 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,197 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,197 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,197 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,197 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed.
[2022-11-02 20:46:56,197 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed.
[2022-11-02 20:46:56,197 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed.
[2022-11-02 20:46:56,197 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,198 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,198 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,198 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,198 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,198 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,198 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,198 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,198 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,198 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed.
[2022-11-02 20:46:56,199 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed.
[2022-11-02 20:46:56,199 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed.
[2022-11-02 20:46:56,199 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,199 INFO L899 garLoopResultBuilder]: For program point L442(lines 442 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,199 INFO L899 garLoopResultBuilder]: For program point L376(lines 376 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,199 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,199 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,199 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,199 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,199 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed.
[2022-11-02 20:46:56,199 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed.
[2022-11-02 20:46:56,200 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed.
[2022-11-02 20:46:56,200 INFO L899 garLoopResultBuilder]: For program point L774(lines 774 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,200 INFO L899 garLoopResultBuilder]: For program point L642(lines 642 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,200 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,200 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,200 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,200 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,200 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,200 INFO L899 garLoopResultBuilder]: For program point L710(lines 710 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,201 INFO L899 garLoopResultBuilder]: For program point L578(lines 578 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,201 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed.
[2022-11-02 20:46:56,201 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed.
[2022-11-02 20:46:56,201 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed.
[2022-11-02 20:46:56,201 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,201 INFO L899 garLoopResultBuilder]: For program point L448(lines 448 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,201 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,201 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,201 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,201 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,202 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,202 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed.
[2022-11-02 20:46:56,203 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed.
[2022-11-02 20:46:56,203 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed.
[2022-11-02 20:46:56,203 INFO L899 garLoopResultBuilder]: For program point L648(lines 648 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,204 INFO L899 garLoopResultBuilder]: For program point L516(lines 516 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,204 INFO L899 garLoopResultBuilder]: For program point L847(lines 847 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,204 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,204 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,204 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,204 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,204 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,205 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,205 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed.
[2022-11-02 20:46:56,205 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed.
[2022-11-02 20:46:56,205 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed.
[2022-11-02 20:46:56,205 INFO L899 garLoopResultBuilder]: For program point L321(lines 321 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,205 INFO L899 garLoopResultBuilder]: For program point L454(lines 454 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,206 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,206 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2022-11-02 20:46:56,206 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,206 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,206 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,206 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,207 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed.
[2022-11-02 20:46:56,207 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed.
[2022-11-02 20:46:56,207 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed.
[2022-11-02 20:46:56,207 INFO L899 garLoopResultBuilder]: For program point L852(lines 852 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,207 INFO L899 garLoopResultBuilder]: For program point L654(lines 654 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,207 INFO L899 garLoopResultBuilder]: For program point L522(lines 522 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,207 INFO L899 garLoopResultBuilder]: For program point L787(lines 787 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,208 INFO L899 garLoopResultBuilder]: For program point L589(lines 589 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,208 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,208 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,208 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,208 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,208 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed.
[2022-11-02 20:46:56,209 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed.
[2022-11-02 20:46:56,209 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed.
[2022-11-02 20:46:56,209 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,209 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,209 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,209 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,209 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,210 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,210 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,210 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed.
[2022-11-02 20:46:56,210 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed.
[2022-11-02 20:46:56,210 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed.
[2022-11-02 20:46:56,210 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed.
[2022-11-02 20:46:56,211 INFO L899 garLoopResultBuilder]: For program point L858(lines 858 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 134) no Hoare annotation was computed.
[2022-11-02 20:46:56,211 INFO L899 garLoopResultBuilder]: For program point L660(lines 660 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,211 INFO L899 garLoopResultBuilder]: For program point L528(lines 528 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,211 INFO L899 garLoopResultBuilder]: For program point L793(lines 793 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,211 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,211 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,212 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,212 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,212 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,212 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,212 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed.
[2022-11-02 20:46:56,212 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed.
[2022-11-02 20:46:56,213 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed.
[2022-11-02 20:46:56,213 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,213 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,213 INFO L899 garLoopResultBuilder]: For program point L268(lines 268 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,213 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,213 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,213 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,214 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed.
[2022-11-02 20:46:56,214 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed.
[2022-11-02 20:46:56,214 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed.
[2022-11-02 20:46:56,214 INFO L899 garLoopResultBuilder]: For program point L864(lines 864 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,214 INFO L899 garLoopResultBuilder]: For program point L666(lines 666 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,214 INFO L899 garLoopResultBuilder]: For program point L534(lines 534 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,215 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,215 INFO L899 garLoopResultBuilder]: For program point L601(lines 601 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,215 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,215 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,215 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,215 INFO L899 garLoopResultBuilder]: For program point L734(lines 734 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,215 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,216 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed.
[2022-11-02 20:46:56,216 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed.
[2022-11-02 20:46:56,216 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed.
[2022-11-02 20:46:56,216 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,216 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,216 INFO L899 garLoopResultBuilder]: For program point L274(lines 274 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,217 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,217 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,217 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,217 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,217 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed.
[2022-11-02 20:46:56,217 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed.
[2022-11-02 20:46:56,217 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed.
[2022-11-02 20:46:56,218 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,218 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,218 INFO L899 garLoopResultBuilder]: For program point L805(lines 805 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,218 INFO L899 garLoopResultBuilder]: For program point L607(lines 607 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,218 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,218 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,219 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,219 INFO L899 garLoopResultBuilder]: For program point L740(lines 740 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,219 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed.
[2022-11-02 20:46:56,219 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed.
[2022-11-02 20:46:56,219 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed.
[2022-11-02 20:46:56,219 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,219 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,220 INFO L899 garLoopResultBuilder]: For program point L279(lines 279 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,220 INFO L899 garLoopResultBuilder]: For program point L412(lines 412 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,220 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,220 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,220 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,220 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed.
[2022-11-02 20:46:56,221 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed.
[2022-11-02 20:46:56,221 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,221 INFO L899 garLoopResultBuilder]: For program point L546(lines 546 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,221 INFO L899 garLoopResultBuilder]: For program point L811(lines 811 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,221 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,221 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,221 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,222 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,222 INFO L899 garLoopResultBuilder]: For program point L482(lines 482 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,222 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed.
[2022-11-02 20:46:56,222 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed.
[2022-11-02 20:46:56,222 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed.
[2022-11-02 20:46:56,222 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,223 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,223 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,223 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,223 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,237 INFO L895 garLoopResultBuilder]: At program point L881(lines 30 882) the Hoare annotation is: (let ((.cse1 (<= (+ 49 ~a12~0) 0)) (.cse2 (<= ~a15~0 5)) (.cse0 (= ~a24~0 1))) (or (and .cse0 (<= ~a15~0 7) .cse1) (and .cse1 .cse2) (and .cse0 .cse2) (and .cse0 (not (<= (+ ~a12~0 43) 0))) (and .cse0 (<= 7 ~a21~0))))
[2022-11-02 20:46:56,237 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,238 INFO L899 garLoopResultBuilder]: For program point L221(lines 221 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,238 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed.
[2022-11-02 20:46:56,238 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed.
[2022-11-02 20:46:56,238 INFO L899 garLoopResultBuilder]: For program point L684(lines 684 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,238 INFO L899 garLoopResultBuilder]: For program point L817(lines 817 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,238 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,239 INFO L899 garLoopResultBuilder]: For program point L619(lines 619 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,239 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,239 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,239 INFO L902 garLoopResultBuilder]: At program point L884(lines 884 900) the Hoare annotation is: true
[2022-11-02 20:46:56,239 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,239 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,240 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed.
[2022-11-02 20:46:56,240 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed.
[2022-11-02 20:46:56,240 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,240 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,240 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,240 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,240 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,241 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2022-11-02 20:46:56,241 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,241 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,241 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed.
[2022-11-02 20:46:56,241 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed.
[2022-11-02 20:46:56,241 INFO L899 garLoopResultBuilder]: For program point L757(lines 757 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,242 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,242 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,242 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,242 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 33) no Hoare annotation was computed.
[2022-11-02 20:46:56,242 INFO L899 garLoopResultBuilder]: For program point L31-2(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,242 INFO L899 garLoopResultBuilder]: For program point L824(lines 824 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,243 INFO L895 garLoopResultBuilder]: At program point L890-2(lines 890 899) the Hoare annotation is: (let ((.cse1 (<= (+ 49 ~a12~0) 0)) (.cse2 (<= ~a15~0 5)) (.cse0 (= ~a24~0 1))) (or (and .cse0 (<= ~a15~0 7) .cse1) (and .cse1 .cse2) (and .cse0 .cse2) (and .cse0 (not (<= (+ ~a12~0 43) 0))) (and .cse0 (<= 7 ~a21~0))))
[2022-11-02 20:46:56,243 INFO L899 garLoopResultBuilder]: For program point L494(lines 494 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,243 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,243 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed.
[2022-11-02 20:46:56,243 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed.
[2022-11-02 20:46:56,243 INFO L899 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed.
[2022-11-02 20:46:56,244 INFO L899 garLoopResultBuilder]: For program point L693(lines 693 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,244 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,244 INFO L899 garLoopResultBuilder]: For program point L562(lines 562 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,244 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,244 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,244 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,245 INFO L899 garLoopResultBuilder]: For program point L34-1(lines 30 882) no Hoare annotation was computed.
[2022-11-02 20:46:56,245 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 880) no Hoare annotation was computed.
[2022-11-02 20:46:56,245 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed.
[2022-11-02 20:46:56,245 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed.
[2022-11-02 20:46:56,245 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed.
[2022-11-02 20:46:56,248 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:46:56,251 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2022-11-02 20:46:56,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:46:56 BoogieIcfgContainer
[2022-11-02 20:46:56,268 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-11-02 20:46:56,268 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2022-11-02 20:46:56,268 INFO L271 PluginConnector]: Initializing Witness Printer...
[2022-11-02 20:46:56,269 INFO L275 PluginConnector]: Witness Printer initialized
[2022-11-02 20:46:56,269 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:46:36" (3/4) ...
[2022-11-02 20:46:56,272 INFO L137 WitnessPrinter]: Generating witness for correct program
[2022-11-02 20:46:56,308 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges
[2022-11-02 20:46:56,309 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2022-11-02 20:46:56,310 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2022-11-02 20:46:56,311 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2022-11-02 20:46:56,429 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/witness.graphml
[2022-11-02 20:46:56,429 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2022-11-02 20:46:56,430 INFO L158 Benchmark]: Toolchain (without parser) took 23156.67ms. Allocated memory was 98.6MB in the beginning and 461.4MB in the end (delta: 362.8MB). Free memory was 58.8MB in the beginning and 413.7MB in the end (delta: -354.9MB). Peak memory consumption was 224.2MB. Max. memory is 16.1GB.
[2022-11-02 20:46:56,430 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 77.0MB in the beginning and 76.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB.
[2022-11-02 20:46:56,431 INFO L158 Benchmark]: CACSL2BoogieTranslator took 736.16ms. Allocated memory is still 98.6MB. Free memory was 58.5MB in the beginning and 52.0MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2022-11-02 20:46:56,431 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.73ms. Allocated memory is still 98.6MB. Free memory was 51.6MB in the beginning and 42.0MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2022-11-02 20:46:56,432 INFO L158 Benchmark]: Boogie Preprocessor took 142.58ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 42.0MB in the beginning and 93.7MB in the end (delta: -51.7MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB.
[2022-11-02 20:46:56,432 INFO L158 Benchmark]: RCFGBuilder took 1774.54ms. Allocated memory is still 123.7MB. Free memory was 93.7MB in the beginning and 84.4MB in the end (delta: 9.3MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB.
[2022-11-02 20:46:56,432 INFO L158 Benchmark]: TraceAbstraction took 20203.83ms. Allocated memory was 123.7MB in the beginning and 383.8MB in the end (delta: 260.0MB). Free memory was 83.5MB in the beginning and 121.7MB in the end (delta: -38.2MB). Peak memory consumption was 220.7MB. Max. memory is 16.1GB.
[2022-11-02 20:46:56,433 INFO L158 Benchmark]: Witness Printer took 161.04ms. Allocated memory was 383.8MB in the beginning and 461.4MB in the end (delta: 77.6MB). Free memory was 121.7MB in the beginning and 413.7MB in the end (delta: -292.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-11-02 20:46:56,435 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 77.0MB in the beginning and 76.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 736.16ms. Allocated memory is still 98.6MB. Free memory was 58.5MB in the beginning and 52.0MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 128.73ms. Allocated memory is still 98.6MB. Free memory was 51.6MB in the beginning and 42.0MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 142.58ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 42.0MB in the beginning and 93.7MB in the end (delta: -51.7MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB.
* RCFGBuilder took 1774.54ms. Allocated memory is still 123.7MB. Free memory was 93.7MB in the beginning and 84.4MB in the end (delta: 9.3MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB.
* TraceAbstraction took 20203.83ms. Allocated memory was 123.7MB in the beginning and 383.8MB in the end (delta: 260.0MB). Free memory was 83.5MB in the beginning and 121.7MB in the end (delta: -38.2MB). Peak memory consumption was 220.7MB. Max. memory is 16.1GB.
* Witness Printer took 161.04ms. Allocated memory was 383.8MB in the beginning and 461.4MB in the end (delta: 77.6MB). Free memory was 121.7MB in the beginning and 413.7MB in the end (delta: -292.0MB). Peak memory consumption was 2.1MB. 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: 134]: 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, 245 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.1s, OverallIterations: 14, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 10.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2081 SdHoareTripleChecker+Valid, 9.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2081 mSDsluCounter, 1973 SdHoareTripleChecker+Invalid, 7.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 1000 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7123 IncrementalHoareTripleChecker+Invalid, 8123 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1000 mSolverCounterUnsat, 1895 mSDtfsCounter, 7123 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1460 GetRequests, 1438 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3742occurred in iteration=11, InterpolantAutomatonStates: 45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 2318 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 61 NumberOfFragments, 93 HoareAnnotationTreeSize, 3 FomulaSimplifications, 258 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1696 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 6128 NumberOfCodeBlocks, 6128 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 6112 ConstructedInterpolants, 0 QuantifiedInterpolants, 13850 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1796 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 10128/10393 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: 30]: Loop Invariant
Derived loop invariant: (((((a24 == 1 && a15 <= 7) && 49 + a12 <= 0) || (49 + a12 <= 0 && a15 <= 5)) || (a24 == 1 && a15 <= 5)) || (a24 == 1 && !(a12 + 43 <= 0))) || (a24 == 1 && 7 <= a21)
- InvariantResult [Line: 884]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 890]: Loop Invariant
Derived loop invariant: (((((a24 == 1 && a15 <= 7) && 49 + a12 <= 0) || (49 + a12 <= 0 && a15 <= 5)) || (a24 == 1 && a15 <= 5)) || (a24 == 1 && !(a12 + 43 <= 0))) || (a24 == 1 && 7 <= a21)
RESULT: Ultimate proved your program to be correct!
[2022-11-02 20:46:56,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d2a5620-1085-4766-9d66-ead07e90c74a/bin/uautomizer-Dbtcem3rbc/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