./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 4f9af400
extending candidate: java
['java']
extending candidate: /usr/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/oracle-jdk-bin-*/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/openjdk-*/bin/java
['java', '/usr/bin/java']
extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java
['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java']
['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '9167d3514d92876f080e6f73b391286588106b09c0456cd9b66d9fc0d1e7cefe']
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 9167d3514d92876f080e6f73b391286588106b09c0456cd9b66d9fc0d1e7cefe
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 08:23:16,410 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 08:23:16,493 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-07 08:23:16,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 08:23:16,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 08:23:16,517 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 08:23:16,519 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 08:23:16,520 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 08:23:16,520 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 08:23:16,520 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 08:23:16,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 08:23:16,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 08:23:16,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 08:23:16,522 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 08:23:16,522 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 08:23:16,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 08:23:16,523 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 08:23:16,523 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-07 08:23:16,523 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-07 08:23:16,523 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-07 08:23:16,523 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 08:23:16,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 08:23:16,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 08:23:16,523 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 08:23:16,524 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 08:23:16,524 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-07 08:23:16,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 08:23:16,524 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 08:23:16,524 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 08:23:16,524 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 08:23:16,524 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 08:23:16,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 08:23:16,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 08:23:16,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 08:23:16,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 08:23:16,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 08:23:16,526 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-07 08:23:16,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-07 08:23:16,526 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 08:23:16,526 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 08:23:16,526 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 08:23:16,526 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 08:23:16,526 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 9167d3514d92876f080e6f73b391286588106b09c0456cd9b66d9fc0d1e7cefe
[2024-11-07 08:23:16,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 08:23:16,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 08:23:16,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 08:23:16,810 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 08:23:16,810 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 08:23:16,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i
[2024-11-07 08:23:18,166 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 08:23:18,413 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 08:23:18,414 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i
[2024-11-07 08:23:18,424 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bdbe68299/01bbe77319134a25ba173b79ab0ea7e3/FLAG5eb5e08cf
[2024-11-07 08:23:18,441 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bdbe68299/01bbe77319134a25ba173b79ab0ea7e3
[2024-11-07 08:23:18,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 08:23:18,446 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 08:23:18,448 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 08:23:18,448 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 08:23:18,452 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 08:23:18,453 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,454 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fae2384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18, skipping insertion in model container
[2024-11-07 08:23:18,454 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,470 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 08:23:18,600 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i[915,928]
[2024-11-07 08:23:18,651 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 08:23:18,664 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 08:23:18,674 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i[915,928]
[2024-11-07 08:23:18,704 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 08:23:18,721 INFO L204 MainTranslator]: Completed translation
[2024-11-07 08:23:18,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18 WrapperNode
[2024-11-07 08:23:18,723 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 08:23:18,724 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 08:23:18,725 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 08:23:18,725 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 08:23:18,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,773 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121
[2024-11-07 08:23:18,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 08:23:18,778 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 08:23:18,778 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 08:23:18,778 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 08:23:18,787 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,789 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,805 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-07 08:23:18,809 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,817 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,824 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,832 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 08:23:18,836 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 08:23:18,839 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 08:23:18,839 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 08:23:18,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (1/1) ...
[2024-11-07 08:23:18,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 08:23:18,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 08:23:18,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-07 08:23:18,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-07 08:23:18,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 08:23:18,902 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-07 08:23:18,903 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-07 08:23:18,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-07 08:23:18,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 08:23:18,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 08:23:18,966 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 08:23:18,967 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 08:23:19,176 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live.
[2024-11-07 08:23:19,177 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 08:23:19,187 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 08:23:19,189 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-07 08:23:19,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:23:19 BoogieIcfgContainer
[2024-11-07 08:23:19,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 08:23:19,193 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 08:23:19,194 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 08:23:19,198 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 08:23:19,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:23:18" (1/3) ...
[2024-11-07 08:23:19,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ca7be3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:23:19, skipping insertion in model container
[2024-11-07 08:23:19,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:18" (2/3) ...
[2024-11-07 08:23:19,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ca7be3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:23:19, skipping insertion in model container
[2024-11-07 08:23:19,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:23:19" (3/3) ...
[2024-11-07 08:23:19,202 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-65.i
[2024-11-07 08:23:19,215 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 08:23:19,216 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-07 08:23:19,272 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 08:23:19,286 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75250a65, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 08:23:19,286 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-07 08:23:19,291 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17)
[2024-11-07 08:23:19,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111
[2024-11-07 08:23:19,302 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 08:23:19,303 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 08:23:19,303 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-07 08:23:19,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 08:23:19,309 INFO L85 PathProgramCache]: Analyzing trace with hash -686689308, now seen corresponding path program 1 times
[2024-11-07 08:23:19,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 08:23:19,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287059000]
[2024-11-07 08:23:19,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 08:23:19,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 08:23:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-07 08:23:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11
[2024-11-07 08:23:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-07 08:23:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22
[2024-11-07 08:23:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28
[2024-11-07 08:23:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2024-11-07 08:23:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39
[2024-11-07 08:23:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2024-11-07 08:23:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50
[2024-11-07 08:23:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55
[2024-11-07 08:23:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61
[2024-11-07 08:23:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-07 08:23:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72
[2024-11-07 08:23:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78
[2024-11-07 08:23:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84
[2024-11-07 08:23:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90
[2024-11-07 08:23:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95
[2024-11-07 08:23:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:19,693 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked.
[2024-11-07 08:23:19,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 08:23:19,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287059000]
[2024-11-07 08:23:19,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287059000] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 08:23:19,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 08:23:19,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 08:23:19,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178933252]
[2024-11-07 08:23:19,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 08:23:19,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-07 08:23:19,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 08:23:19,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-07 08:23:19,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 08:23:19,723 INFO L87 Difference]: Start difference. First operand has 55 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17)
[2024-11-07 08:23:19,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 08:23:19,741 INFO L93 Difference]: Finished difference Result 107 states and 174 transitions.
[2024-11-07 08:23:19,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-07 08:23:19,743 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 110
[2024-11-07 08:23:19,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 08:23:19,749 INFO L225 Difference]: With dead ends: 107
[2024-11-07 08:23:19,749 INFO L226 Difference]: Without dead ends: 51
[2024-11-07 08:23:19,753 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 08:23:19,757 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 08:23:19,758 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 08:23:19,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states.
[2024-11-07 08:23:19,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51.
[2024-11-07 08:23:19,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17)
[2024-11-07 08:23:19,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions.
[2024-11-07 08:23:19,798 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 110
[2024-11-07 08:23:19,798 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 08:23:19,799 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions.
[2024-11-07 08:23:19,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17)
[2024-11-07 08:23:19,799 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions.
[2024-11-07 08:23:19,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111
[2024-11-07 08:23:19,801 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 08:23:19,801 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 08:23:19,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-07 08:23:19,802 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-07 08:23:19,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 08:23:19,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1080548002, now seen corresponding path program 1 times
[2024-11-07 08:23:19,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 08:23:19,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144469959]
[2024-11-07 08:23:19,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 08:23:19,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 08:23:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 08:23:19,920 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 08:23:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 08:23:20,063 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 08:23:20,063 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-07 08:23:20,065 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-07 08:23:20,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-07 08:23:20,070 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-11-07 08:23:20,139 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 08:23:20,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:23:20 BoogieIcfgContainer
[2024-11-07 08:23:20,145 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 08:23:20,146 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 08:23:20,146 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 08:23:20,146 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 08:23:20,147 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:23:19" (3/4) ...
[2024-11-07 08:23:20,149 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-07 08:23:20,150 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 08:23:20,151 INFO L158 Benchmark]: Toolchain (without parser) took 1704.90ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 52.9MB in the end (delta: 38.6MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB.
[2024-11-07 08:23:20,151 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 117.4MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 08:23:20,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.56ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 78.9MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 08:23:20,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.47ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.0MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 08:23:20,154 INFO L158 Benchmark]: Boogie Preprocessor took 56.89ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 08:23:20,154 INFO L158 Benchmark]: RCFGBuilder took 353.90ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 61.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-07 08:23:20,155 INFO L158 Benchmark]: TraceAbstraction took 951.93ms. Allocated memory is still 117.4MB. Free memory was 60.5MB in the beginning and 52.9MB in the end (delta: 7.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB.
[2024-11-07 08:23:20,157 INFO L158 Benchmark]: Witness Printer took 3.92ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 52.9MB in the end (delta: 34.6kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 08:23:20,158 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.70ms. Allocated memory is still 117.4MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 275.56ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 78.9MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 53.47ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.0MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 56.89ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 353.90ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 61.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 951.93ms. Allocated memory is still 117.4MB. Free memory was 60.5MB in the beginning and 52.9MB in the end (delta: 7.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB.
* Witness Printer took 3.92ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 52.9MB in the end (delta: 34.6kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable
Unable to prove that a call to reach_error is unreachable
Reason: overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of someUnaryFLOAToperation at line 45.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] float var_1_1 = 1000000000.1;
[L23] float var_1_2 = 256.75;
[L24] unsigned char var_1_3 = 1;
[L25] float var_1_4 = 8.2;
[L26] signed long int var_1_5 = -32;
[L27] signed long int var_1_6 = 4;
[L28] signed char var_1_7 = 5;
[L29] signed char var_1_8 = 64;
[L30] signed char var_1_9 = 16;
[L31] signed char var_1_10 = 64;
[L32] signed char var_1_11 = -64;
[L33] double var_1_12 = 15.9;
[L34] double var_1_13 = 1.5;
[L35] double var_1_14 = 10000000000.375;
[L36] unsigned char var_1_15 = 1;
VAL [isInitial=0, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_2=1027/4, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L99] isInitial = 1
[L100] FCALL initially()
[L101] int k_loop;
[L102] k_loop = 0
VAL [isInitial=1, k_loop=0, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_2=1027/4, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L102] COND TRUE k_loop < 1
[L103] FCALL updateLastVariables()
[L104] CALL updateVariables()
[L63] var_1_2 = __VERIFIER_nondet_float()
[L64] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L64] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L65] var_1_3 = __VERIFIER_nondet_uchar()
[L66] CALL assume_abort_if_not(var_1_3 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L66] RET assume_abort_if_not(var_1_3 >= 0)
VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L67] CALL assume_abort_if_not(var_1_3 <= 1)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L67] RET assume_abort_if_not(var_1_3 <= 1)
VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L68] var_1_4 = __VERIFIER_nondet_float()
[L69] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L69] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16]
[L70] var_1_6 = __VERIFIER_nondet_long()
[L71] CALL assume_abort_if_not(var_1_6 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16]
[L71] RET assume_abort_if_not(var_1_6 >= 0)
VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16]
[L72] CALL assume_abort_if_not(var_1_6 <= 1073741823)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16]
[L72] RET assume_abort_if_not(var_1_6 <= 1073741823)
VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16]
[L73] var_1_8 = __VERIFIER_nondet_char()
[L74] CALL assume_abort_if_not(var_1_8 >= 63)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16]
[L74] RET assume_abort_if_not(var_1_8 >= 63)
VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16]
[L75] CALL assume_abort_if_not(var_1_8 <= 127)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16]
[L75] RET assume_abort_if_not(var_1_8 <= 127)
VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16]
[L76] var_1_9 = __VERIFIER_nondet_char()
[L77] CALL assume_abort_if_not(var_1_9 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L77] RET assume_abort_if_not(var_1_9 >= 0)
VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L78] CALL assume_abort_if_not(var_1_9 <= 63)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L78] RET assume_abort_if_not(var_1_9 <= 63)
VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L79] var_1_10 = __VERIFIER_nondet_char()
[L80] CALL assume_abort_if_not(var_1_10 >= -127)
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L80] RET assume_abort_if_not(var_1_10 >= -127)
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L81] CALL assume_abort_if_not(var_1_10 <= 126)
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L81] RET assume_abort_if_not(var_1_10 <= 126)
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L82] var_1_12 = __VERIFIER_nondet_double()
[L83] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L83] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L84] var_1_13 = __VERIFIER_nondet_double()
[L85] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427387900e+12F && var_1_13 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L85] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427387900e+12F && var_1_13 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L86] var_1_14 = __VERIFIER_nondet_double()
[L87] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427387900e+12F && var_1_14 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L87] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427387900e+12F && var_1_14 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L88] var_1_15 = __VERIFIER_nondet_uchar()
[L89] CALL assume_abort_if_not(var_1_15 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L89] RET assume_abort_if_not(var_1_15 >= 0)
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L90] CALL assume_abort_if_not(var_1_15 <= 1)
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L90] RET assume_abort_if_not(var_1_15 <= 1)
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L104] RET updateVariables()
[L105] CALL step()
[L40] COND FALSE !(0.625f > var_1_2)
[L45] var_1_1 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L47] COND TRUE \read(var_1_3)
[L48] var_1_5 = ((10 + var_1_6) - 2)
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L50] signed long int stepLocal_0 = var_1_6;
VAL [isInitial=1, stepLocal_0=0, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24]
[L51] COND TRUE ((64 - 25) - (var_1_8 - var_1_9)) >= stepLocal_0
[L52] var_1_7 = (((((var_1_9 - 32)) > (var_1_10)) ? ((var_1_9 - 32)) : (var_1_10)))
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=-8, var_1_8=63, var_1_9=24]
[L54] COND FALSE !((var_1_12 - (var_1_13 + var_1_14)) <= var_1_1)
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=-8, var_1_8=63, var_1_9=24]
[L105] RET step()
[L106] CALL, EXPR property()
[L95-L96] return ((((0.625f > var_1_2) ? (var_1_3 ? (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : 1) : (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) && (var_1_3 ? (var_1_5 == ((signed long int) ((10 + var_1_6) - 2))) : 1)) && ((((64 - 25) - (var_1_8 - var_1_9)) >= var_1_6) ? (var_1_7 == ((signed char) (((((var_1_9 - 32)) > (var_1_10)) ? ((var_1_9 - 32)) : (var_1_10))))) : 1)) && (((var_1_12 - (var_1_13 + var_1_14)) <= var_1_1) ? ((var_1_3 && var_1_15) ? (var_1_11 == ((signed char) var_1_10)) : (var_1_11 == ((signed char) var_1_9))) : 1)
;
VAL [\result=0, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=-8, var_1_8=63, var_1_9=24]
[L106] RET, EXPR property()
[L106] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=-8, var_1_8=63, var_1_9=24]
[L19] reach_error()
VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=-8, var_1_8=63, var_1_9=24]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 77 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 77 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 2, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 109 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 544/544 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
[2024-11-07 08:23:20,184 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 9167d3514d92876f080e6f73b391286588106b09c0456cd9b66d9fc0d1e7cefe
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 08:23:22,340 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 08:23:22,464 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-07 08:23:22,469 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 08:23:22,470 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 08:23:22,501 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 08:23:22,504 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 08:23:22,504 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 08:23:22,504 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 08:23:22,504 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 08:23:22,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 08:23:22,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 08:23:22,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 08:23:22,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 08:23:22,505 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 08:23:22,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 08:23:22,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 08:23:22,505 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-07 08:23:22,505 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-07 08:23:22,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 08:23:22,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 08:23:22,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 08:23:22,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 08:23:22,505 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-07 08:23:22,505 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 08:23:22,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 08:23:22,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 08:23:22,506 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-11-07 08:23:22,507 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-07 08:23:22,507 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 08:23:22,507 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 08:23:22,507 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 08:23:22,507 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 08:23:22,507 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 9167d3514d92876f080e6f73b391286588106b09c0456cd9b66d9fc0d1e7cefe
[2024-11-07 08:23:22,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 08:23:22,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 08:23:22,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 08:23:22,819 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 08:23:22,819 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 08:23:22,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i
[2024-11-07 08:23:24,230 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 08:23:24,453 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 08:23:24,454 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i
[2024-11-07 08:23:24,464 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/91345af34/763c9846f0d64a4cbd189d1a982af175/FLAGad98ff6f4
[2024-11-07 08:23:24,793 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/91345af34/763c9846f0d64a4cbd189d1a982af175
[2024-11-07 08:23:24,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 08:23:24,796 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 08:23:24,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 08:23:24,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 08:23:24,802 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 08:23:24,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:23:24" (1/1) ...
[2024-11-07 08:23:24,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d6aeaa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:24, skipping insertion in model container
[2024-11-07 08:23:24,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:23:24" (1/1) ...
[2024-11-07 08:23:24,817 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 08:23:24,934 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i[915,928]
[2024-11-07 08:23:24,987 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 08:23:25,005 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 08:23:25,015 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i[915,928]
[2024-11-07 08:23:25,035 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 08:23:25,053 INFO L204 MainTranslator]: Completed translation
[2024-11-07 08:23:25,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25 WrapperNode
[2024-11-07 08:23:25,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 08:23:25,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 08:23:25,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 08:23:25,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 08:23:25,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,109 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117
[2024-11-07 08:23:25,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 08:23:25,111 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 08:23:25,111 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 08:23:25,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 08:23:25,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,128 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,144 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-07 08:23:25,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,167 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 08:23:25,181 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 08:23:25,181 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 08:23:25,181 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 08:23:25,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (1/1) ...
[2024-11-07 08:23:25,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 08:23:25,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 08:23:25,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-07 08:23:25,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-07 08:23:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 08:23:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-07 08:23:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-07 08:23:25,245 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-07 08:23:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 08:23:25,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 08:23:25,321 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 08:23:25,322 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 08:23:29,009 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live.
[2024-11-07 08:23:29,010 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 08:23:29,018 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 08:23:29,018 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-07 08:23:29,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:23:29 BoogieIcfgContainer
[2024-11-07 08:23:29,019 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 08:23:29,021 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 08:23:29,021 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 08:23:29,025 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 08:23:29,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:23:24" (1/3) ...
[2024-11-07 08:23:29,026 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25cb12c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:23:29, skipping insertion in model container
[2024-11-07 08:23:29,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:23:25" (2/3) ...
[2024-11-07 08:23:29,027 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25cb12c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:23:29, skipping insertion in model container
[2024-11-07 08:23:29,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:23:29" (3/3) ...
[2024-11-07 08:23:29,028 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-65.i
[2024-11-07 08:23:29,040 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 08:23:29,040 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-07 08:23:29,079 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 08:23:29,103 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7d6a1c11, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 08:23:29,103 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-07 08:23:29,108 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17)
[2024-11-07 08:23:29,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111
[2024-11-07 08:23:29,116 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 08:23:29,117 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 08:23:29,117 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-07 08:23:29,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 08:23:29,121 INFO L85 PathProgramCache]: Analyzing trace with hash -686689308, now seen corresponding path program 1 times
[2024-11-07 08:23:29,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-07 08:23:29,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [128095173]
[2024-11-07 08:23:29,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 08:23:29,129 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-07 08:23:29,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-07 08:23:29,132 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-07 08:23:29,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-11-07 08:23:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:29,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-07 08:23:29,472 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 08:23:29,510 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked.
[2024-11-07 08:23:29,510 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-07 08:23:29,513 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-11-07 08:23:29,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [128095173]
[2024-11-07 08:23:29,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [128095173] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 08:23:29,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 08:23:29,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 08:23:29,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327809018]
[2024-11-07 08:23:29,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 08:23:29,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-07 08:23:29,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-11-07 08:23:29,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-07 08:23:29,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 08:23:29,539 INFO L87 Difference]: Start difference. First operand has 55 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17)
[2024-11-07 08:23:29,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 08:23:29,556 INFO L93 Difference]: Finished difference Result 107 states and 174 transitions.
[2024-11-07 08:23:29,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-07 08:23:29,558 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 110
[2024-11-07 08:23:29,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 08:23:29,563 INFO L225 Difference]: With dead ends: 107
[2024-11-07 08:23:29,563 INFO L226 Difference]: Without dead ends: 51
[2024-11-07 08:23:29,566 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 08:23:29,568 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 08:23:29,568 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 08:23:29,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states.
[2024-11-07 08:23:29,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51.
[2024-11-07 08:23:29,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17)
[2024-11-07 08:23:29,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions.
[2024-11-07 08:23:29,607 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 110
[2024-11-07 08:23:29,607 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 08:23:29,608 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions.
[2024-11-07 08:23:29,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17)
[2024-11-07 08:23:29,608 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions.
[2024-11-07 08:23:29,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111
[2024-11-07 08:23:29,610 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 08:23:29,610 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 08:23:29,621 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-11-07 08:23:29,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-07 08:23:29,811 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-07 08:23:29,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 08:23:29,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1080548002, now seen corresponding path program 1 times
[2024-11-07 08:23:29,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-07 08:23:29,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1798247934]
[2024-11-07 08:23:29,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 08:23:29,813 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-07 08:23:29,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-07 08:23:29,816 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-07 08:23:29,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-11-07 08:23:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 08:23:30,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 12 conjuncts are in the unsatisfiable core
[2024-11-07 08:23:30,129 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 08:24:22,412 WARN L286 SmtUtils]: Spent 10.18s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)