./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/aim-100-3-4-sat-1.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 7b2dab56
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/xcsp/aim-100-3-4-sat-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC --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 dfe8ba13ba282fe2d63f9c9ac82619a8165d70d3
..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/xcsp/aim-100-3-4-sat-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC --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 dfe8ba13ba282fe2d63f9c9ac82619a8165d70d3
.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE
--- Real Ultimate output ---
This is Ultimate 0.2.0-7b2dab5
[2021-10-11 00:23:39,696 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-10-11 00:23:39,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-10-11 00:23:39,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-10-11 00:23:39,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-10-11 00:23:39,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-10-11 00:23:39,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-10-11 00:23:39,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-10-11 00:23:39,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-10-11 00:23:39,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-10-11 00:23:39,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-10-11 00:23:39,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-10-11 00:23:39,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-10-11 00:23:39,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-10-11 00:23:39,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-10-11 00:23:39,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-10-11 00:23:39,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-10-11 00:23:39,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-10-11 00:23:39,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-10-11 00:23:39,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-10-11 00:23:39,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-10-11 00:23:39,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-10-11 00:23:39,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-10-11 00:23:39,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-10-11 00:23:39,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-10-11 00:23:39,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-10-11 00:23:39,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-10-11 00:23:39,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-10-11 00:23:39,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-10-11 00:23:39,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-10-11 00:23:39,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-10-11 00:23:39,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-10-11 00:23:39,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-10-11 00:23:39,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-10-11 00:23:39,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-10-11 00:23:39,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-10-11 00:23:39,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-10-11 00:23:39,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-10-11 00:23:39,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-10-11 00:23:39,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-10-11 00:23:39,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-10-11 00:23:39,837 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf
[2021-10-11 00:23:39,883 INFO L113 SettingsManager]: Loading preferences was successful
[2021-10-11 00:23:39,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-10-11 00:23:39,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-10-11 00:23:39,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-10-11 00:23:39,885 INFO L138 SettingsManager]: * Use SBE=true
[2021-10-11 00:23:39,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-10-11 00:23:39,886 INFO L138 SettingsManager]: * sizeof long=4
[2021-10-11 00:23:39,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-10-11 00:23:39,886 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-10-11 00:23:39,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-10-11 00:23:39,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-10-11 00:23:39,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-10-11 00:23:39,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-10-11 00:23:39,888 INFO L138 SettingsManager]: * sizeof long double=12
[2021-10-11 00:23:39,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-10-11 00:23:39,888 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-10-11 00:23:39,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-10-11 00:23:39,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-10-11 00:23:39,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-10-11 00:23:39,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-10-11 00:23:39,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-11 00:23:39,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-10-11 00:23:39,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-10-11 00:23:39,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-10-11 00:23:39,890 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-10-11 00:23:39,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-10-11 00:23:39,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-10-11 00:23:39,893 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-10-11 00:23:39,893 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_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfe8ba13ba282fe2d63f9c9ac82619a8165d70d3
[2021-10-11 00:23:40,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-10-11 00:23:40,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-10-11 00:23:40,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-10-11 00:23:40,227 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-10-11 00:23:40,228 INFO L275 PluginConnector]: CDTParser initialized
[2021-10-11 00:23:40,229 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/xcsp/aim-100-3-4-sat-1.c
[2021-10-11 00:23:40,307 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/data/f7ed50432/365ca32a0be94052a81a95fa2e6ab4af/FLAG585f59122
[2021-10-11 00:23:40,975 INFO L306 CDTParser]: Found 1 translation units.
[2021-10-11 00:23:40,976 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/sv-benchmarks/c/xcsp/aim-100-3-4-sat-1.c
[2021-10-11 00:23:40,999 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/data/f7ed50432/365ca32a0be94052a81a95fa2e6ab4af/FLAG585f59122
[2021-10-11 00:23:41,176 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/data/f7ed50432/365ca32a0be94052a81a95fa2e6ab4af
[2021-10-11 00:23:41,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-10-11 00:23:41,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-10-11 00:23:41,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-10-11 00:23:41,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-10-11 00:23:41,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-10-11 00:23:41,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:41" (1/1) ...
[2021-10-11 00:23:41,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa68d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41, skipping insertion in model container
[2021-10-11 00:23:41,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:41" (1/1) ...
[2021-10-11 00:23:41,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-10-11 00:23:41,286 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-10-11 00:23:41,862 WARN L226 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_a5fe8368-f89d-4422-81b4-56f38bedd6bc/sv-benchmarks/c/xcsp/aim-100-3-4-sat-1.c[29176,29189]
[2021-10-11 00:23:41,886 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-11 00:23:41,902 INFO L203 MainTranslator]: Completed pre-run
[2021-10-11 00:23:42,031 WARN L226 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_a5fe8368-f89d-4422-81b4-56f38bedd6bc/sv-benchmarks/c/xcsp/aim-100-3-4-sat-1.c[29176,29189]
[2021-10-11 00:23:42,035 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-11 00:23:42,051 INFO L208 MainTranslator]: Completed translation
[2021-10-11 00:23:42,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42 WrapperNode
[2021-10-11 00:23:42,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-10-11 00:23:42,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-10-11 00:23:42,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-10-11 00:23:42,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-10-11 00:23:42,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42" (1/1) ...
[2021-10-11 00:23:42,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42" (1/1) ...
[2021-10-11 00:23:42,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-10-11 00:23:42,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-10-11 00:23:42,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-10-11 00:23:42,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-10-11 00:23:42,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42" (1/1) ...
[2021-10-11 00:23:42,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42" (1/1) ...
[2021-10-11 00:23:42,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42" (1/1) ...
[2021-10-11 00:23:42,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42" (1/1) ...
[2021-10-11 00:23:42,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42" (1/1) ...
[2021-10-11 00:23:42,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42" (1/1) ...
[2021-10-11 00:23:42,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42" (1/1) ...
[2021-10-11 00:23:42,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-10-11 00:23:42,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-10-11 00:23:42,553 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-10-11 00:23:42,553 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-10-11 00:23:42,554 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42" (1/1) ...
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-11 00:23:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-10-11 00:23:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-10-11 00:23:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-10-11 00:23:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-10-11 00:23:44,798 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-10-11 00:23:44,799 INFO L299 CfgBuilder]: Removed 1044 assume(true) statements.
[2021-10-11 00:23:44,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:44 BoogieIcfgContainer
[2021-10-11 00:23:44,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-10-11 00:23:44,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-10-11 00:23:44,807 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-10-11 00:23:44,811 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-10-11 00:23:44,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:23:41" (1/3) ...
[2021-10-11 00:23:44,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@182759ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:23:44, skipping insertion in model container
[2021-10-11 00:23:44,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:42" (2/3) ...
[2021-10-11 00:23:44,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@182759ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:23:44, skipping insertion in model container
[2021-10-11 00:23:44,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:44" (3/3) ...
[2021-10-11 00:23:44,815 INFO L111 eAbstractionObserver]: Analyzing ICFG aim-100-3-4-sat-1.c
[2021-10-11 00:23:44,831 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-10-11 00:23:44,836 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2021-10-11 00:23:44,851 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-10-11 00:23:44,902 INFO L377 AbstractCegarLoop]: Interprodecural is true
[2021-10-11 00:23:44,902 INFO L378 AbstractCegarLoop]: Hoare is true
[2021-10-11 00:23:44,903 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-10-11 00:23:44,903 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-10-11 00:23:44,903 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-10-11 00:23:44,903 INFO L382 AbstractCegarLoop]: Difference is false
[2021-10-11 00:23:44,903 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-10-11 00:23:44,904 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2021-10-11 00:23:44,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states.
[2021-10-11 00:23:45,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1043
[2021-10-11 00:23:45,015 INFO L414 BasicCegarLoop]: Found error trace
[2021-10-11 00:23:45,017 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-11 00:23:45,018 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-10-11 00:23:45,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:23:45,025 INFO L82 PathProgramCache]: Analyzing trace with hash 2031071137, now seen corresponding path program 1 times
[2021-10-11 00:23:45,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:23:45,035 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836984785]
[2021-10-11 00:23:45,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:23:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:23:47,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-11 00:23:47,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836984785]
[2021-10-11 00:23:47,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-11 00:23:47,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-10-11 00:23:47,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492277179]
[2021-10-11 00:23:47,116 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states
[2021-10-11 00:23:47,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-11 00:23:47,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-10-11 00:23:47,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-10-11 00:23:47,130 INFO L87 Difference]: Start difference. First operand 1046 states. Second operand 2 states.
[2021-10-11 00:23:47,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-11 00:23:47,218 INFO L93 Difference]: Finished difference Result 2086 states and 3124 transitions.
[2021-10-11 00:23:47,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-10-11 00:23:47,220 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1042
[2021-10-11 00:23:47,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-11 00:23:47,250 INFO L225 Difference]: With dead ends: 2086
[2021-10-11 00:23:47,251 INFO L226 Difference]: Without dead ends: 1043
[2021-10-11 00:23:47,263 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-10-11 00:23:47,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1043 states.
[2021-10-11 00:23:47,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1043 to 1043.
[2021-10-11 00:23:47,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1043 states.
[2021-10-11 00:23:47,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 1042 transitions.
[2021-10-11 00:23:47,358 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 1042 transitions. Word has length 1042
[2021-10-11 00:23:47,359 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-10-11 00:23:47,359 INFO L481 AbstractCegarLoop]: Abstraction has 1043 states and 1042 transitions.
[2021-10-11 00:23:47,360 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states.
[2021-10-11 00:23:47,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1042 transitions.
[2021-10-11 00:23:47,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1043
[2021-10-11 00:23:47,425 INFO L414 BasicCegarLoop]: Found error trace
[2021-10-11 00:23:47,426 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-11 00:23:47,426 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-10-11 00:23:47,427 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-10-11 00:23:47,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:23:47,429 INFO L82 PathProgramCache]: Analyzing trace with hash 928748371, now seen corresponding path program 1 times
[2021-10-11 00:23:47,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:23:47,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664364338]
[2021-10-11 00:23:47,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:23:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:23:49,997 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:23:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:23:51,941 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:23:54,811 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-11 00:23:54,811 INFO L523 BasicCegarLoop]: Counterexample might be feasible
[2021-10-11 00:23:54,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-10-11 00:23:55,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:23:55 BoogieIcfgContainer
[2021-10-11 00:23:55,277 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-10-11 00:23:55,278 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-10-11 00:23:55,278 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-10-11 00:23:55,279 INFO L275 PluginConnector]: Witness Printer initialized
[2021-10-11 00:23:55,279 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:44" (3/4) ...
[2021-10-11 00:23:55,282 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2021-10-11 00:23:55,283 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-10-11 00:23:55,285 INFO L168 Benchmark]: Toolchain (without parser) took 14103.36 ms. Allocated memory was 86.0 MB in the beginning and 677.4 MB in the end (delta: 591.4 MB). Free memory was 50.1 MB in the beginning and 433.0 MB in the end (delta: -383.0 MB). Peak memory consumption was 206.9 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:55,286 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 86.0 MB. Free memory was 57.4 MB in the beginning and 57.4 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:23:55,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 862.23 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.9 MB in the beginning and 45.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:55,288 INFO L168 Benchmark]: Boogie Procedure Inliner took 324.80 ms. Allocated memory is still 104.9 MB. Free memory was 45.4 MB in the beginning and 49.6 MB in the end (delta: -4.2 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:55,289 INFO L168 Benchmark]: Boogie Preprocessor took 173.04 ms. Allocated memory is still 104.9 MB. Free memory was 49.6 MB in the beginning and 36.0 MB in the end (delta: 13.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:55,290 INFO L168 Benchmark]: RCFGBuilder took 2252.58 ms. Allocated memory was 104.9 MB in the beginning and 157.3 MB in the end (delta: 52.4 MB). Free memory was 36.0 MB in the beginning and 82.1 MB in the end (delta: -46.1 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:55,291 INFO L168 Benchmark]: TraceAbstraction took 10470.94 ms. Allocated memory was 157.3 MB in the beginning and 677.4 MB in the end (delta: 520.1 MB). Free memory was 81.0 MB in the beginning and 434.1 MB in the end (delta: -353.1 MB). Peak memory consumption was 403.0 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:55,291 INFO L168 Benchmark]: Witness Printer took 4.82 ms. Allocated memory is still 677.4 MB. Free memory was 434.1 MB in the beginning and 433.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:23:55,296 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.59 ms. Allocated memory is still 86.0 MB. Free memory was 57.4 MB in the beginning and 57.4 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB.
* CACSL2BoogieTranslator took 862.23 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.9 MB in the beginning and 45.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB.
* Boogie Procedure Inliner took 324.80 ms. Allocated memory is still 104.9 MB. Free memory was 45.4 MB in the beginning and 49.6 MB in the end (delta: -4.2 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB.
* Boogie Preprocessor took 173.04 ms. Allocated memory is still 104.9 MB. Free memory was 49.6 MB in the beginning and 36.0 MB in the end (delta: 13.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB.
* RCFGBuilder took 2252.58 ms. Allocated memory was 104.9 MB in the beginning and 157.3 MB in the end (delta: 52.4 MB). Free memory was 36.0 MB in the beginning and 82.1 MB in the end (delta: -46.1 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB.
* TraceAbstraction took 10470.94 ms. Allocated memory was 157.3 MB in the beginning and 677.4 MB in the end (delta: 520.1 MB). Free memory was 81.0 MB in the beginning and 434.1 MB in the end (delta: -353.1 MB). Peak memory consumption was 403.0 MB. Max. memory is 16.1 GB.
* Witness Printer took 4.82 ms. Allocated memory is still 677.4 MB. Free memory was 434.1 MB in the beginning and 433.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- UnprovableResult [Line: 768]: Unable to prove that call to reach_error is unreachable
Unable to prove that call to reach_error is unreachable
Reason: overapproximation of bitwiseOr at line 766.
Possible FailurePath:
[L24] int cond0;
[L25] int dummy = 0;
[L26] int N;
[L27] int var0;
[L28] var0 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L31] int var1;
[L32] var1 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L35] int var2;
[L36] var2 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L39] int var3;
[L40] var3 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L43] int var4;
[L44] var4 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L47] int var5;
[L48] var5 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L51] int var6;
[L52] var6 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L55] int var7;
[L56] var7 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L59] int var8;
[L60] var8 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L63] int var9;
[L64] var9 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L67] int var10;
[L68] var10 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L71] int var11;
[L72] var11 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L75] int var12;
[L76] var12 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L79] int var13;
[L80] var13 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L83] int var14;
[L84] var14 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L87] int var15;
[L88] var15 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L91] int var16;
[L92] var16 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L95] int var17;
[L96] var17 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L99] int var18;
[L100] var18 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L103] int var19;
[L104] var19 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L107] int var20;
[L108] var20 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L111] int var21;
[L112] var21 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L115] int var22;
[L116] var22 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L119] int var23;
[L120] var23 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L123] int var24;
[L124] var24 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L127] int var25;
[L128] var25 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L131] int var26;
[L132] var26 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L135] int var27;
[L136] var27 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L139] int var28;
[L140] var28 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L143] int var29;
[L144] var29 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L147] int var30;
[L148] var30 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L151] int var31;
[L152] var31 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L155] int var32;
[L156] var32 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L159] int var33;
[L160] var33 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L163] int var34;
[L164] var34 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L167] int var35;
[L168] var35 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L171] int var36;
[L172] var36 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L175] int var37;
[L176] var37 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L179] int var38;
[L180] var38 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L183] int var39;
[L184] var39 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L187] int var40;
[L188] var40 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L191] int var41;
[L192] var41 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L195] int var42;
[L196] var42 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L199] int var43;
[L200] var43 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L203] int var44;
[L204] var44 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L207] int var45;
[L208] var45 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L211] int var46;
[L212] var46 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L215] int var47;
[L216] var47 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L219] int var48;
[L220] var48 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L223] int var49;
[L224] var49 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L227] int var50;
[L228] var50 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L231] int var51;
[L232] var51 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L235] int var52;
[L236] var52 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L239] int var53;
[L240] var53 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L243] int var54;
[L244] var54 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L247] int var55;
[L248] var55 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L251] int var56;
[L252] var56 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L255] int var57;
[L256] var57 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L259] int var58;
[L260] var58 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L263] int var59;
[L264] var59 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L267] int var60;
[L268] var60 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L271] int var61;
[L272] var61 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L275] int var62;
[L276] var62 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L279] int var63;
[L280] var63 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L283] int var64;
[L284] var64 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L287] int var65;
[L288] var65 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L291] int var66;
[L292] var66 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L295] int var67;
[L296] var67 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L299] int var68;
[L300] var68 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L303] int var69;
[L304] var69 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L307] int var70;
[L308] var70 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L311] int var71;
[L312] var71 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L315] int var72;
[L316] var72 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L319] int var73;
[L320] var73 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L323] int var74;
[L324] var74 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L327] int var75;
[L328] var75 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L331] int var76;
[L332] var76 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L335] int var77;
[L336] var77 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L339] int var78;
[L340] var78 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L343] int var79;
[L344] var79 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L347] int var80;
[L348] var80 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L351] int var81;
[L352] var81 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L355] int var82;
[L356] var82 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L359] int var83;
[L360] var83 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L363] int var84;
[L364] var84 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L367] int var85;
[L368] var85 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L371] int var86;
[L372] var86 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L375] int var87;
[L376] var87 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L379] int var88;
[L380] var88 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L383] int var89;
[L384] var89 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L387] int var90;
[L388] var90 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L391] int var91;
[L392] var91 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L395] int var92;
[L396] var92 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L399] int var93;
[L400] var93 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L403] int var94;
[L404] var94 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L407] int var95;
[L408] var95 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L411] int var96;
[L412] var96 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L415] int var97;
[L416] var97 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L419] int var98;
[L420] var98 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L423] int var99;
[L424] var99 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L427] int myvar0 = 1;
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
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[L20] COND FALSE !(!cond)
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[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
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[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
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[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
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[L768] reach_error()
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 1 procedures, 1046 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 9.9s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1042 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1046occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 2084 NumberOfCodeBlocks, 2084 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1041 ConstructedInterpolants, 0 QuantifiedInterpolants, 1083681 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...
### Bit-precise run ###
This is Ultimate 0.2.0-7b2dab5
[2021-10-11 00:23:58,005 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-10-11 00:23:58,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-10-11 00:23:58,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-10-11 00:23:58,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-10-11 00:23:58,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-10-11 00:23:58,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-10-11 00:23:58,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-10-11 00:23:58,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-10-11 00:23:58,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-10-11 00:23:58,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-10-11 00:23:58,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-10-11 00:23:58,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-10-11 00:23:58,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-10-11 00:23:58,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-10-11 00:23:58,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-10-11 00:23:58,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-10-11 00:23:58,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-10-11 00:23:58,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-10-11 00:23:58,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-10-11 00:23:58,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-10-11 00:23:58,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-10-11 00:23:58,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-10-11 00:23:58,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-10-11 00:23:58,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-10-11 00:23:58,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-10-11 00:23:58,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-10-11 00:23:58,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-10-11 00:23:58,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-10-11 00:23:58,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-10-11 00:23:58,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-10-11 00:23:58,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-10-11 00:23:58,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-10-11 00:23:58,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-10-11 00:23:58,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-10-11 00:23:58,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-10-11 00:23:58,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-10-11 00:23:58,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-10-11 00:23:58,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-10-11 00:23:58,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-10-11 00:23:58,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-10-11 00:23:58,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2021-10-11 00:23:58,172 INFO L113 SettingsManager]: Loading preferences was successful
[2021-10-11 00:23:58,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-10-11 00:23:58,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-10-11 00:23:58,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-10-11 00:23:58,175 INFO L138 SettingsManager]: * Use SBE=true
[2021-10-11 00:23:58,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-10-11 00:23:58,176 INFO L138 SettingsManager]: * sizeof long=4
[2021-10-11 00:23:58,176 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-10-11 00:23:58,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-10-11 00:23:58,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-10-11 00:23:58,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-10-11 00:23:58,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-10-11 00:23:58,178 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true
[2021-10-11 00:23:58,178 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2021-10-11 00:23:58,178 INFO L138 SettingsManager]: * sizeof long double=12
[2021-10-11 00:23:58,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-10-11 00:23:58,179 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-10-11 00:23:58,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-10-11 00:23:58,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-10-11 00:23:58,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-10-11 00:23:58,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-10-11 00:23:58,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-11 00:23:58,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-10-11 00:23:58,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-10-11 00:23:58,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-10-11 00:23:58,181 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF
[2021-10-11 00:23:58,181 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2021-10-11 00:23:58,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-10-11 00:23:58,181 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-10-11 00:23:58,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2021-10-11 00:23:58,182 INFO L138 SettingsManager]: * Logic for external solver=AUFBV
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_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfe8ba13ba282fe2d63f9c9ac82619a8165d70d3
[2021-10-11 00:23:58,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-10-11 00:23:58,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-10-11 00:23:58,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-10-11 00:23:58,634 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-10-11 00:23:58,636 INFO L275 PluginConnector]: CDTParser initialized
[2021-10-11 00:23:58,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/xcsp/aim-100-3-4-sat-1.c
[2021-10-11 00:23:58,742 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/data/af94782e6/9609ef9896324a53b0cd75e4cc556b8a/FLAGf380e5913
[2021-10-11 00:23:59,331 INFO L306 CDTParser]: Found 1 translation units.
[2021-10-11 00:23:59,332 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/sv-benchmarks/c/xcsp/aim-100-3-4-sat-1.c
[2021-10-11 00:23:59,353 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/data/af94782e6/9609ef9896324a53b0cd75e4cc556b8a/FLAGf380e5913
[2021-10-11 00:23:59,590 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/data/af94782e6/9609ef9896324a53b0cd75e4cc556b8a
[2021-10-11 00:23:59,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-10-11 00:23:59,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-10-11 00:23:59,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-10-11 00:23:59,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-10-11 00:23:59,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-10-11 00:23:59,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:59" (1/1) ...
[2021-10-11 00:23:59,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6662ff4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:59, skipping insertion in model container
[2021-10-11 00:23:59,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:59" (1/1) ...
[2021-10-11 00:23:59,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-10-11 00:23:59,651 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-10-11 00:24:00,031 WARN L226 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_a5fe8368-f89d-4422-81b4-56f38bedd6bc/sv-benchmarks/c/xcsp/aim-100-3-4-sat-1.c[29176,29189]
[2021-10-11 00:24:00,047 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-11 00:24:00,058 INFO L203 MainTranslator]: Completed pre-run
[2021-10-11 00:24:00,182 WARN L226 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_a5fe8368-f89d-4422-81b4-56f38bedd6bc/sv-benchmarks/c/xcsp/aim-100-3-4-sat-1.c[29176,29189]
[2021-10-11 00:24:00,202 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-11 00:24:00,237 INFO L208 MainTranslator]: Completed translation
[2021-10-11 00:24:00,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00 WrapperNode
[2021-10-11 00:24:00,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-10-11 00:24:00,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-10-11 00:24:00,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-10-11 00:24:00,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-10-11 00:24:00,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00" (1/1) ...
[2021-10-11 00:24:00,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00" (1/1) ...
[2021-10-11 00:24:00,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-10-11 00:24:00,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-10-11 00:24:00,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-10-11 00:24:00,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-10-11 00:24:00,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00" (1/1) ...
[2021-10-11 00:24:00,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00" (1/1) ...
[2021-10-11 00:24:00,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00" (1/1) ...
[2021-10-11 00:24:00,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00" (1/1) ...
[2021-10-11 00:24:00,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00" (1/1) ...
[2021-10-11 00:24:00,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00" (1/1) ...
[2021-10-11 00:24:00,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00" (1/1) ...
[2021-10-11 00:24:00,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-10-11 00:24:00,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-10-11 00:24:00,747 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-10-11 00:24:00,747 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-10-11 00:24:00,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00" (1/1) ...
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-11 00:24:00,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-10-11 00:24:00,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-10-11 00:24:00,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2021-10-11 00:24:00,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-10-11 00:24:04,011 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-10-11 00:24:04,011 INFO L299 CfgBuilder]: Removed 1044 assume(true) statements.
[2021-10-11 00:24:04,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:04 BoogieIcfgContainer
[2021-10-11 00:24:04,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-10-11 00:24:04,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-10-11 00:24:04,021 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-10-11 00:24:04,023 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-10-11 00:24:04,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:23:59" (1/3) ...
[2021-10-11 00:24:04,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a68d1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:24:04, skipping insertion in model container
[2021-10-11 00:24:04,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:00" (2/3) ...
[2021-10-11 00:24:04,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a68d1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:24:04, skipping insertion in model container
[2021-10-11 00:24:04,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:04" (3/3) ...
[2021-10-11 00:24:04,027 INFO L111 eAbstractionObserver]: Analyzing ICFG aim-100-3-4-sat-1.c
[2021-10-11 00:24:04,041 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-10-11 00:24:04,045 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2021-10-11 00:24:04,057 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-10-11 00:24:04,093 INFO L377 AbstractCegarLoop]: Interprodecural is true
[2021-10-11 00:24:04,093 INFO L378 AbstractCegarLoop]: Hoare is true
[2021-10-11 00:24:04,093 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-10-11 00:24:04,094 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-10-11 00:24:04,094 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-10-11 00:24:04,094 INFO L382 AbstractCegarLoop]: Difference is false
[2021-10-11 00:24:04,094 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-10-11 00:24:04,094 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2021-10-11 00:24:04,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states.
[2021-10-11 00:24:04,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1043
[2021-10-11 00:24:04,230 INFO L414 BasicCegarLoop]: Found error trace
[2021-10-11 00:24:04,232 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-11 00:24:04,232 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-10-11 00:24:04,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:24:04,239 INFO L82 PathProgramCache]: Analyzing trace with hash 2031071137, now seen corresponding path program 1 times
[2021-10-11 00:24:04,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-10-11 00:24:04,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [721463216]
[2021-10-11 00:24:04,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/mathsat
Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3
[2021-10-11 00:24:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:24:05,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 1684 conjuncts, 1 conjunts are in the unsatisfiable core
[2021-10-11 00:24:05,475 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-10-11 00:24:07,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-11 00:24:07,270 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2021-10-11 00:24:07,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [721463216]
[2021-10-11 00:24:07,272 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-11 00:24:07,272 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-10-11 00:24:07,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429649603]
[2021-10-11 00:24:07,279 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states
[2021-10-11 00:24:07,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-10-11 00:24:07,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-10-11 00:24:07,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-10-11 00:24:07,293 INFO L87 Difference]: Start difference. First operand 1046 states. Second operand 2 states.
[2021-10-11 00:24:07,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-11 00:24:07,365 INFO L93 Difference]: Finished difference Result 2086 states and 3124 transitions.
[2021-10-11 00:24:07,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-10-11 00:24:07,366 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1042
[2021-10-11 00:24:07,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-11 00:24:07,390 INFO L225 Difference]: With dead ends: 2086
[2021-10-11 00:24:07,390 INFO L226 Difference]: Without dead ends: 1043
[2021-10-11 00:24:07,398 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1041 GetRequests, 1041 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-10-11 00:24:07,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1043 states.
[2021-10-11 00:24:07,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1043 to 1043.
[2021-10-11 00:24:07,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1043 states.
[2021-10-11 00:24:07,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 1042 transitions.
[2021-10-11 00:24:07,494 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 1042 transitions. Word has length 1042
[2021-10-11 00:24:07,495 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-10-11 00:24:07,495 INFO L481 AbstractCegarLoop]: Abstraction has 1043 states and 1042 transitions.
[2021-10-11 00:24:07,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states.
[2021-10-11 00:24:07,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1042 transitions.
[2021-10-11 00:24:07,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1043
[2021-10-11 00:24:07,546 INFO L414 BasicCegarLoop]: Found error trace
[2021-10-11 00:24:07,546 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-11 00:24:07,747 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3
[2021-10-11 00:24:07,747 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-10-11 00:24:07,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:24:07,749 INFO L82 PathProgramCache]: Analyzing trace with hash 928748371, now seen corresponding path program 1 times
[2021-10-11 00:24:07,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-10-11 00:24:07,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [295739577]
[2021-10-11 00:24:07,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/mathsat
Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3
[2021-10-11 00:24:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:24:11,004 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:24:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:24:14,242 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:24:16,679 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace
[2021-10-11 00:24:16,679 INFO L523 BasicCegarLoop]: Counterexample might be feasible
[2021-10-11 00:24:16,882 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3
[2021-10-11 00:24:17,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:24:17 BoogieIcfgContainer
[2021-10-11 00:24:17,409 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-10-11 00:24:17,409 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-10-11 00:24:17,409 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-10-11 00:24:17,410 INFO L275 PluginConnector]: Witness Printer initialized
[2021-10-11 00:24:17,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:04" (3/4) ...
[2021-10-11 00:24:17,412 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample
[2021-10-11 00:24:17,756 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5fe8368-f89d-4422-81b4-56f38bedd6bc/bin/uautomizer-Z5i5R5N3CC/witness.graphml
[2021-10-11 00:24:17,756 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-10-11 00:24:17,758 INFO L168 Benchmark]: Toolchain (without parser) took 18164.55 ms. Allocated memory was 71.3 MB in the beginning and 421.5 MB in the end (delta: 350.2 MB). Free memory was 51.2 MB in the beginning and 160.9 MB in the end (delta: -109.6 MB). Peak memory consumption was 241.6 MB. Max. memory is 16.1 GB.
[2021-10-11 00:24:17,759 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 71.3 MB. Free memory is still 51.4 MB. There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:24:17,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.64 ms. Allocated memory is still 71.3 MB. Free memory was 51.0 MB in the beginning and 49.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.1 GB.
[2021-10-11 00:24:17,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.03 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 49.0 MB in the beginning and 45.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB.
[2021-10-11 00:24:17,761 INFO L168 Benchmark]: Boogie Preprocessor took 228.44 ms. Allocated memory is still 88.1 MB. Free memory was 45.1 MB in the beginning and 49.7 MB in the end (delta: -4.6 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB.
[2021-10-11 00:24:17,762 INFO L168 Benchmark]: RCFGBuilder took 3274.14 ms. Allocated memory was 88.1 MB in the beginning and 169.9 MB in the end (delta: 81.8 MB). Free memory was 49.7 MB in the beginning and 85.9 MB in the end (delta: -36.2 MB). Peak memory consumption was 56.1 MB. Max. memory is 16.1 GB.
[2021-10-11 00:24:17,762 INFO L168 Benchmark]: TraceAbstraction took 13387.38 ms. Allocated memory was 169.9 MB in the beginning and 421.5 MB in the end (delta: 251.7 MB). Free memory was 85.9 MB in the beginning and 273.1 MB in the end (delta: -187.1 MB). Peak memory consumption was 243.8 MB. Max. memory is 16.1 GB.
[2021-10-11 00:24:17,763 INFO L168 Benchmark]: Witness Printer took 346.87 ms. Allocated memory is still 421.5 MB. Free memory was 273.1 MB in the beginning and 160.9 MB in the end (delta: 112.2 MB). Peak memory consumption was 111.1 MB. Max. memory is 16.1 GB.
[2021-10-11 00:24:17,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.67 ms. Allocated memory is still 71.3 MB. Free memory is still 51.4 MB. There was no memory consumed. Max. memory is 16.1 GB.
* CACSL2BoogieTranslator took 644.64 ms. Allocated memory is still 71.3 MB. Free memory was 51.0 MB in the beginning and 49.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.1 GB.
* Boogie Procedure Inliner took 276.03 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 49.0 MB in the beginning and 45.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB.
* Boogie Preprocessor took 228.44 ms. Allocated memory is still 88.1 MB. Free memory was 45.1 MB in the beginning and 49.7 MB in the end (delta: -4.6 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB.
* RCFGBuilder took 3274.14 ms. Allocated memory was 88.1 MB in the beginning and 169.9 MB in the end (delta: 81.8 MB). Free memory was 49.7 MB in the beginning and 85.9 MB in the end (delta: -36.2 MB). Peak memory consumption was 56.1 MB. Max. memory is 16.1 GB.
* TraceAbstraction took 13387.38 ms. Allocated memory was 169.9 MB in the beginning and 421.5 MB in the end (delta: 251.7 MB). Free memory was 85.9 MB in the beginning and 273.1 MB in the end (delta: -187.1 MB). Peak memory consumption was 243.8 MB. Max. memory is 16.1 GB.
* Witness Printer took 346.87 ms. Allocated memory is still 421.5 MB. Free memory was 273.1 MB in the beginning and 160.9 MB in the end (delta: 112.2 MB). Peak memory consumption was 111.1 MB. Max. memory is 16.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- CounterExampleResult [Line: 768]: a call to reach_error is reachable
a call to reach_error is reachable
We found a FailurePath:
[L24] int cond0;
[L25] int dummy = 0;
[L26] int N;
[L27] int var0;
[L28] var0 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L31] int var1;
[L32] var1 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L35] int var2;
[L36] var2 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L39] int var3;
[L40] var3 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L43] int var4;
[L44] var4 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L47] int var5;
[L48] var5 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L51] int var6;
[L52] var6 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L55] int var7;
[L56] var7 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L59] int var8;
[L60] var8 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L63] int var9;
[L64] var9 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L67] int var10;
[L68] var10 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L71] int var11;
[L72] var11 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L75] int var12;
[L76] var12 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L79] int var13;
[L80] var13 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L83] int var14;
[L84] var14 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L87] int var15;
[L88] var15 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L91] int var16;
[L92] var16 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L95] int var17;
[L96] var17 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L99] int var18;
[L100] var18 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L103] int var19;
[L104] var19 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L107] int var20;
[L108] var20 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L111] int var21;
[L112] var21 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L115] int var22;
[L116] var22 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L119] int var23;
[L120] var23 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L123] int var24;
[L124] var24 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L127] int var25;
[L128] var25 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L131] int var26;
[L132] var26 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L135] int var27;
[L136] var27 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L139] int var28;
[L140] var28 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L143] int var29;
[L144] var29 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L147] int var30;
[L148] var30 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L151] int var31;
[L152] var31 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L155] int var32;
[L156] var32 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L159] int var33;
[L160] var33 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L163] int var34;
[L164] var34 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L167] int var35;
[L168] var35 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L171] int var36;
[L172] var36 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L175] int var37;
[L176] var37 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L179] int var38;
[L180] var38 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L183] int var39;
[L184] var39 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L187] int var40;
[L188] var40 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L191] int var41;
[L192] var41 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L195] int var42;
[L196] var42 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L199] int var43;
[L200] var43 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L203] int var44;
[L204] var44 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L207] int var45;
[L208] var45 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L211] int var46;
[L212] var46 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L215] int var47;
[L216] var47 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L219] int var48;
[L220] var48 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L223] int var49;
[L224] var49 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L227] int var50;
[L228] var50 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L231] int var51;
[L232] var51 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L235] int var52;
[L236] var52 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L239] int var53;
[L240] var53 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L243] int var54;
[L244] var54 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L247] int var55;
[L248] var55 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L251] int var56;
[L252] var56 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L255] int var57;
[L256] var57 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L259] int var58;
[L260] var58 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L263] int var59;
[L264] var59 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L267] int var60;
[L268] var60 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L271] int var61;
[L272] var61 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L275] int var62;
[L276] var62 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L279] int var63;
[L280] var63 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L283] int var64;
[L284] var64 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L287] int var65;
[L288] var65 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L291] int var66;
[L292] var66 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L295] int var67;
[L296] var67 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L299] int var68;
[L300] var68 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L303] int var69;
[L304] var69 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L307] int var70;
[L308] var70 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L311] int var71;
[L312] var71 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L315] int var72;
[L316] var72 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L319] int var73;
[L320] var73 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L323] int var74;
[L324] var74 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L327] int var75;
[L328] var75 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L331] int var76;
[L332] var76 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L335] int var77;
[L336] var77 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L339] int var78;
[L340] var78 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L343] int var79;
[L344] var79 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L347] int var80;
[L348] var80 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L351] int var81;
[L352] var81 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L355] int var82;
[L356] var82 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L359] int var83;
[L360] var83 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L363] int var84;
[L364] var84 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L367] int var85;
[L368] var85 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L371] int var86;
[L372] var86 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L375] int var87;
[L376] var87 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L379] int var88;
[L380] var88 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L383] int var89;
[L384] var89 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L387] int var90;
[L388] var90 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L391] int var91;
[L392] var91 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L395] int var92;
[L396] var92 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L399] int var93;
[L400] var93 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L403] int var94;
[L404] var94 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L407] int var95;
[L408] var95 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L411] int var96;
[L412] var96 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L415] int var97;
[L416] var97 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L419] int var98;
[L420] var98 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L423] int var99;
[L424] var99 = __VERIFIER_nondet_int()
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L427] int myvar0 = 1;
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L20] COND FALSE !(!cond)
[L768] reach_error()
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 1 procedures, 1046 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 12.7s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1042 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1041 GetRequests, 1041 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1046occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 3.7s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 2084 NumberOfCodeBlocks, 2084 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1041 ConstructedInterpolants, 0 QuantifiedInterpolants, 1083681 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1684 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
Received shutdown request...