./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0520.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0520.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB --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 ede17d368726923002c6ee89118c5c2a675da9d7d137c8a1165ddfd6c0359103 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:28:29,853 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:28:29,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 03:28:29,951 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:28:29,952 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:28:29,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:28:29,987 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:28:29,987 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:28:29,988 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:28:29,988 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:28:29,988 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:28:29,989 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:28:29,989 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:28:29,989 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:28:29,989 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:28:29,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:28:29,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:28:29,990 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:28:29,990 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:28:29,991 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:28:29,991 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:28:29,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:28:29,991 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:28:29,991 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:28:29,991 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:28:29,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:28:29,992 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:28:29,992 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:28:29,992 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:28:29,992 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:28:29,993 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:28:29,993 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:28:29,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:28:29,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:28:29,993 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:28:29,994 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:28:29,994 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:28:29,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:28:29,994 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:28:29,994 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:28:29,995 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:28:29,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:28:29,995 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:28:29,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:28:29,995 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:28:29,996 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:28:29,996 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:28:29,996 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:28:29,996 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB 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 -> ede17d368726923002c6ee89118c5c2a675da9d7d137c8a1165ddfd6c0359103 [2024-11-28 03:28:30,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:28:30,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:28:30,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:28:30,401 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:28:30,402 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:28:30,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/float-newlib/double_req_bl_0520.c [2024-11-28 03:28:34,045 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/data/7de2eb9a8/49f183ec30cf4593bd719ef14c7a81e8/FLAG40d498955 [2024-11-28 03:28:34,545 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:28:34,547 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/sv-benchmarks/c/float-newlib/double_req_bl_0520.c [2024-11-28 03:28:34,567 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/data/7de2eb9a8/49f183ec30cf4593bd719ef14c7a81e8/FLAG40d498955 [2024-11-28 03:28:34,594 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/data/7de2eb9a8/49f183ec30cf4593bd719ef14c7a81e8 [2024-11-28 03:28:34,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:28:34,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:28:34,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:28:34,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:28:34,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:28:34,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:28:34" (1/1) ... [2024-11-28 03:28:34,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119f20a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:34, skipping insertion in model container [2024-11-28 03:28:34,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:28:34" (1/1) ... [2024-11-28 03:28:34,669 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:28:34,874 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-28 03:28:34,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77da17ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:34, skipping insertion in model container [2024-11-28 03:28:34,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:28:34,876 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 03:28:34,878 INFO L158 Benchmark]: Toolchain (without parser) took 278.39ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 108.6MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:28:34,879 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:28:34,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.45ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 108.6MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:28:34,882 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.45ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 108.6MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10]: Unsupported Syntax floats in unions are not supported in the integer translation. RESULT: Ultimate could not prove your program: Toolchain returned no result. 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: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0520.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB --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 ede17d368726923002c6ee89118c5c2a675da9d7d137c8a1165ddfd6c0359103 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:28:38,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:28:38,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 03:28:38,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:28:38,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:28:38,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:28:38,240 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:28:38,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:28:38,241 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:28:38,241 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:28:38,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:28:38,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:28:38,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:28:38,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:28:38,246 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:28:38,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:28:38,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:28:38,246 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:28:38,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:28:38,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:28:38,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:28:38,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:28:38,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:28:38,247 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:28:38,247 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:28:38,247 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:28:38,247 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:28:38,247 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:28:38,248 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:28:38,248 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:28:38,248 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:28:38,248 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:28:38,248 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:28:38,248 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:28:38,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:28:38,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:28:38,249 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:28:38,249 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:28:38,249 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:28:38,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:28:38,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:28:38,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:28:38,249 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:28:38,251 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:28:38,251 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:28:38,251 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:28:38,251 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:28:38,251 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:28:38,252 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:28:38,252 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:28:38,252 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB 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 -> ede17d368726923002c6ee89118c5c2a675da9d7d137c8a1165ddfd6c0359103 [2024-11-28 03:28:38,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:28:38,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:28:38,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:28:38,628 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:28:38,628 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:28:38,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/float-newlib/double_req_bl_0520.c [2024-11-28 03:28:42,193 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/data/980b773f9/a16c3f1f633643c6bae9794812de936a/FLAG13131dabd [2024-11-28 03:28:42,694 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:28:42,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/sv-benchmarks/c/float-newlib/double_req_bl_0520.c [2024-11-28 03:28:42,716 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/data/980b773f9/a16c3f1f633643c6bae9794812de936a/FLAG13131dabd [2024-11-28 03:28:42,747 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/data/980b773f9/a16c3f1f633643c6bae9794812de936a [2024-11-28 03:28:42,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:28:42,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:28:42,755 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:28:42,755 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:28:42,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:28:42,764 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:42,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6101d280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42, skipping insertion in model container [2024-11-28 03:28:42,765 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:42,824 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:28:43,308 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/sv-benchmarks/c/float-newlib/double_req_bl_0520.c[16106,16119] [2024-11-28 03:28:43,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:28:43,358 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:28:43,482 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/sv-benchmarks/c/float-newlib/double_req_bl_0520.c[16106,16119] [2024-11-28 03:28:43,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:28:43,527 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:28:43,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43 WrapperNode [2024-11-28 03:28:43,528 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:28:43,529 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:28:43,529 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:28:43,529 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:28:43,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,592 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,694 INFO L138 Inliner]: procedures = 30, calls = 396, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 921 [2024-11-28 03:28:43,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:28:43,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:28:43,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:28:43,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:28:43,716 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,741 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,830 INFO L175 MemorySlicer]: Split 302 memory accesses to 34 slices as follows [2, 2, 3, 4, 3, 20, 2, 2, 22, 3, 3, 6, 3, 2, 3, 5, 9, 69, 2, 34, 27, 2, 6, 2, 3, 2, 3, 3, 43, 3, 2, 2, 3, 2]. 23 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 196 writes are split as follows [1, 1, 1, 2, 2, 9, 1, 1, 5, 2, 2, 2, 2, 0, 2, 0, 0, 67, 1, 33, 14, 1, 3, 1, 2, 1, 2, 2, 30, 2, 1, 1, 1, 1]. [2024-11-28 03:28:43,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,830 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,933 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,965 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,972 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:43,999 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:28:44,000 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:28:44,000 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:28:44,000 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:28:44,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (1/1) ... [2024-11-28 03:28:44,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:28:44,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:28:44,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:28:44,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:28:44,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:28:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-28 03:28:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-28 03:28:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-28 03:28:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-28 03:28:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-28 03:28:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-28 03:28:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-28 03:28:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-28 03:28:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-28 03:28:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-28 03:28:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-28 03:28:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-28 03:28:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#12 [2024-11-28 03:28:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#13 [2024-11-28 03:28:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#14 [2024-11-28 03:28:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#15 [2024-11-28 03:28:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#16 [2024-11-28 03:28:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#17 [2024-11-28 03:28:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#18 [2024-11-28 03:28:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#19 [2024-11-28 03:28:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#20 [2024-11-28 03:28:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#21 [2024-11-28 03:28:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#22 [2024-11-28 03:28:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#23 [2024-11-28 03:28:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#24 [2024-11-28 03:28:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#25 [2024-11-28 03:28:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#26 [2024-11-28 03:28:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#27 [2024-11-28 03:28:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#28 [2024-11-28 03:28:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#29 [2024-11-28 03:28:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#30 [2024-11-28 03:28:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#31 [2024-11-28 03:28:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#32 [2024-11-28 03:28:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#33 [2024-11-28 03:28:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2024-11-28 03:28:44,094 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2024-11-28 03:28:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#0 [2024-11-28 03:28:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#1 [2024-11-28 03:28:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#2 [2024-11-28 03:28:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#3 [2024-11-28 03:28:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#4 [2024-11-28 03:28:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#5 [2024-11-28 03:28:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#6 [2024-11-28 03:28:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#7 [2024-11-28 03:28:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#8 [2024-11-28 03:28:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#9 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#10 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#11 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#12 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#13 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#14 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#15 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#16 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#17 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#18 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#19 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#20 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#21 [2024-11-28 03:28:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#22 [2024-11-28 03:28:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#23 [2024-11-28 03:28:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#24 [2024-11-28 03:28:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#25 [2024-11-28 03:28:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#26 [2024-11-28 03:28:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#27 [2024-11-28 03:28:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#28 [2024-11-28 03:28:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#29 [2024-11-28 03:28:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#30 [2024-11-28 03:28:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#31 [2024-11-28 03:28:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#32 [2024-11-28 03:28:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8#33 [2024-11-28 03:28:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-28 03:28:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-28 03:28:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-28 03:28:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-28 03:28:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-28 03:28:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-28 03:28:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2024-11-28 03:28:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2024-11-28 03:28:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2024-11-28 03:28:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#9 [2024-11-28 03:28:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#10 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#11 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#12 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#13 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#14 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#15 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#16 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#17 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#18 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#19 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#20 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#21 [2024-11-28 03:28:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#22 [2024-11-28 03:28:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#23 [2024-11-28 03:28:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#24 [2024-11-28 03:28:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#25 [2024-11-28 03:28:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#26 [2024-11-28 03:28:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#27 [2024-11-28 03:28:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#28 [2024-11-28 03:28:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#29 [2024-11-28 03:28:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#30 [2024-11-28 03:28:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#31 [2024-11-28 03:28:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#32 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#33 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-28 03:28:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2024-11-28 03:28:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2024-11-28 03:28:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#27 [2024-11-28 03:28:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#28 [2024-11-28 03:28:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#29 [2024-11-28 03:28:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#30 [2024-11-28 03:28:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#31 [2024-11-28 03:28:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#32 [2024-11-28 03:28:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#33 [2024-11-28 03:28:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-28 03:28:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-28 03:28:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-28 03:28:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-28 03:28:44,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-28 03:28:44,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-28 03:28:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-28 03:28:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-28 03:28:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-28 03:28:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#20 [2024-11-28 03:28:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#21 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#22 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#23 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#24 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#25 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#26 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#27 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#28 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#29 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#30 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#31 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#32 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#33 [2024-11-28 03:28:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:28:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2024-11-28 03:28:44,112 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2024-11-28 03:28:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-28 03:28:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-28 03:28:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-28 03:28:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-28 03:28:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-28 03:28:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-28 03:28:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2024-11-28 03:28:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2024-11-28 03:28:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#12 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#13 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#14 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#15 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#16 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#17 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#18 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#19 [2024-11-28 03:28:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#20 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#21 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#22 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#23 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#24 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#25 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#26 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#27 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#28 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#29 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#30 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#31 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#32 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#33 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-28 03:28:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2024-11-28 03:28:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#27 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#28 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#29 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#30 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#31 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#32 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#33 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2024-11-28 03:28:44,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-28 03:28:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-11-28 03:28:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#20 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#21 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#22 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#23 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#24 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#25 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#26 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#27 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#28 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#29 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#30 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#31 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#32 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#33 [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2024-11-28 03:28:44,119 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:28:44,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:28:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-28 03:28:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-28 03:28:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-28 03:28:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-28 03:28:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-28 03:28:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-11-28 03:28:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-11-28 03:28:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-11-28 03:28:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2024-11-28 03:28:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2024-11-28 03:28:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2024-11-28 03:28:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2024-11-28 03:28:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2024-11-28 03:28:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2024-11-28 03:28:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2024-11-28 03:28:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#27 [2024-11-28 03:28:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#28 [2024-11-28 03:28:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#29 [2024-11-28 03:28:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#30 [2024-11-28 03:28:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#31 [2024-11-28 03:28:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#32 [2024-11-28 03:28:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#33 [2024-11-28 03:28:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:28:44,653 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:28:44,655 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:30:45,796 INFO L? ?]: Removed 248 outVars from TransFormulas that were not future-live. [2024-11-28 03:30:45,798 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:30:45,829 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:30:45,832 INFO L312 CfgBuilder]: Removed 43 assume(true) statements. [2024-11-28 03:30:45,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:30:45 BoogieIcfgContainer [2024-11-28 03:30:45,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:30:45,835 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:30:45,836 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:30:45,843 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:30:45,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:28:42" (1/3) ... [2024-11-28 03:30:45,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7730135d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:30:45, skipping insertion in model container [2024-11-28 03:30:45,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:43" (2/3) ... [2024-11-28 03:30:45,846 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7730135d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:30:45, skipping insertion in model container [2024-11-28 03:30:45,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:30:45" (3/3) ... [2024-11-28 03:30:45,848 INFO L128 eAbstractionObserver]: Analyzing ICFG double_req_bl_0520.c [2024-11-28 03:30:45,867 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:30:45,869 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG double_req_bl_0520.c that has 5 procedures, 251 locations, 1 initial locations, 43 loop locations, and 1 error locations. [2024-11-28 03:30:45,946 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:30:45,963 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;@1a6cfe7c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:30:45,964 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:30:45,969 INFO L276 IsEmpty]: Start isEmpty. Operand has 251 states, 234 states have (on average 1.6623931623931625) internal successors, (389), 235 states have internal predecessors, (389), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-28 03:30:45,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-28 03:30:45,977 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:30:45,978 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:30:45,978 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:30:45,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:30:45,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1067960533, now seen corresponding path program 1 times [2024-11-28 03:30:45,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:30:45,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [520269886] [2024-11-28 03:30:45,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:30:46,000 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 [2024-11-28 03:30:46,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:30:46,004 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 03:30:46,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 03:30:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:30:47,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:30:47,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:30:47,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:30:47,853 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:30:47,854 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:30:47,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [520269886] [2024-11-28 03:30:47,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [520269886] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:30:47,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:30:47,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:30:47,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919515445] [2024-11-28 03:30:47,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:30:47,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:30:47,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:30:47,880 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:30:47,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:30:47,884 INFO L87 Difference]: Start difference. First operand has 251 states, 234 states have (on average 1.6623931623931625) internal successors, (389), 235 states have internal predecessors, (389), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:30:47,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:30:47,960 INFO L93 Difference]: Finished difference Result 500 states and 831 transitions. [2024-11-28 03:30:47,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:30:47,962 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2024-11-28 03:30:47,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:30:47,974 INFO L225 Difference]: With dead ends: 500 [2024-11-28 03:30:47,975 INFO L226 Difference]: Without dead ends: 248 [2024-11-28 03:30:47,983 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:30:47,988 INFO L435 NwaCegarLoop]: 345 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, 345 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 [2024-11-28 03:30:47,989 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:30:48,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2024-11-28 03:30:48,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2024-11-28 03:30:48,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 232 states have (on average 1.3793103448275863) internal successors, (320), 232 states have internal predecessors, (320), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-28 03:30:48,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 342 transitions. [2024-11-28 03:30:48,065 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 342 transitions. Word has length 10 [2024-11-28 03:30:48,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:30:48,065 INFO L471 AbstractCegarLoop]: Abstraction has 248 states and 342 transitions. [2024-11-28 03:30:48,065 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:30:48,066 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 342 transitions. [2024-11-28 03:30:48,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-28 03:30:48,066 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:30:48,066 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:30:48,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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)] Forceful destruction successful, exit code 0 [2024-11-28 03:30:48,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 03:30:48,269 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:30:48,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:30:48,271 INFO L85 PathProgramCache]: Analyzing trace with hash 38830131, now seen corresponding path program 1 times [2024-11-28 03:30:48,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:30:48,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [857334268] [2024-11-28 03:30:48,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:30:48,273 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 [2024-11-28 03:30:48,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:30:48,277 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 03:30:48,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 03:30:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:30:49,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 03:30:49,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:30:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:30:51,954 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:30:51,954 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:30:51,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [857334268] [2024-11-28 03:30:51,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [857334268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:30:51,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:30:51,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:30:51,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526637315] [2024-11-28 03:30:51,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:30:51,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:30:51,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:30:51,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:30:51,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:30:51,960 INFO L87 Difference]: Start difference. First operand 248 states and 342 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:30:56,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:04,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:08,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:12,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:16,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:20,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:25,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.53s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:26,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:30,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:34,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:38,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:42,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:45,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:48,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:52,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:56,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:00,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:04,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:06,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:11,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:13,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:17,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.61s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:21,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:25,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:29,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:33,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:35,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:40,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:44,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:48,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:52,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:32:56,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:00,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:04,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:08,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:12,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:17,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:21,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:25,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:29,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:33,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:37,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:41,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:45,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:49,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:53,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:33:55,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:00,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:04,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:08,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:12,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:16,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:21,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:25,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:29,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:33,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:37,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:41,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:45,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:49,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:53,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:57,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:01,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:05,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:09,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:13,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:17,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:21,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:27,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:30,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:35,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:39,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:43,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:47,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:51,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:56,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.84s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:57,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:03,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:07,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:11,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:15,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:19,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:22,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:28,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:32,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:36,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:40,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:44,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:48,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:52,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:36:56,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:37:00,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:37:04,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:37:08,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:37:11,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:37:16,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:37:21,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:37:25,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 03:37:27,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:37:27,585 INFO L93 Difference]: Finished difference Result 254 states and 347 transitions. [2024-11-28 03:37:27,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:37:27,610 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2024-11-28 03:37:27,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:37:27,612 INFO L225 Difference]: With dead ends: 254 [2024-11-28 03:37:27,612 INFO L226 Difference]: Without dead ends: 249 [2024-11-28 03:37:27,613 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:37:27,614 INFO L435 NwaCegarLoop]: 279 mSDtfsCounter, 337 mSDsluCounter, 1083 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 1 mSolverCounterUnsat, 81 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 392.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 1362 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 81 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 394.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:37:27,614 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 1362 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 262 Invalid, 81 Unknown, 0 Unchecked, 394.7s Time] [2024-11-28 03:37:27,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2024-11-28 03:37:27,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 248. [2024-11-28 03:37:27,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 232 states have (on average 1.375) internal successors, (319), 232 states have internal predecessors, (319), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-28 03:37:27,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 341 transitions. [2024-11-28 03:37:27,635 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 341 transitions. Word has length 11 [2024-11-28 03:37:27,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:37:27,636 INFO L471 AbstractCegarLoop]: Abstraction has 248 states and 341 transitions. [2024-11-28 03:37:27,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:37:27,636 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 341 transitions. [2024-11-28 03:37:27,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-28 03:37:27,637 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:37:27,638 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:37:27,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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)] Ended with exit code 0 [2024-11-28 03:37:27,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 03:37:27,838 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:37:27,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:37:27,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1081424046, now seen corresponding path program 1 times [2024-11-28 03:37:27,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:37:27,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1089559752] [2024-11-28 03:37:27,839 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:37:27,839 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 [2024-11-28 03:37:27,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:37:27,841 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 03:37:27,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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 (4)] Waiting until timeout for monitored process [2024-11-28 03:37:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:37:35,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 03:37:35,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:37:40,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:37:40,738 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:37:40,738 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:37:40,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1089559752] [2024-11-28 03:37:40,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1089559752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:37:40,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:37:40,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:37:40,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097877384] [2024-11-28 03:37:40,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:37:40,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:37:40,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:37:40,741 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:37:40,741 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=12, Unknown=1, NotChecked=0, Total=20 [2024-11-28 03:37:40,741 INFO L87 Difference]: Start difference. First operand 248 states and 341 transitions. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 03:37:45,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:37:57,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:37:57,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:37:57,829 INFO L93 Difference]: Finished difference Result 248 states and 341 transitions. [2024-11-28 03:37:57,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:37:57,830 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2024-11-28 03:37:57,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:37:57,831 INFO L225 Difference]: With dead ends: 248 [2024-11-28 03:37:57,831 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 03:37:57,832 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.6s TimeCoverageRelationStatistics Valid=15, Invalid=24, Unknown=3, NotChecked=0, Total=42 [2024-11-28 03:37:57,832 INFO L435 NwaCegarLoop]: 3 mSDtfsCounter, 5 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:37:57,833 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 7 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 2 Unknown, 0 Unchecked, 8.4s Time] [2024-11-28 03:37:57,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 03:37:57,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 03:37:57,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:37:57,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 03:37:57,835 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2024-11-28 03:37:57,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:37:57,835 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:37:57,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 03:37:57,835 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:37:57,836 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 03:37:57,838 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:37:57,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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 (4)] Forceful destruction successful, exit code 0 [2024-11-28 03:37:58,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 03:37:58,042 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-28 03:37:58,044 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 03:38:00,525 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:38:00,541 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-28 03:38:00,541 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-28 03:38:00,542 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-28 03:38:00,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:38:00 BoogieIcfgContainer [2024-11-28 03:38:00,542 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:38:00,543 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:38:00,543 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:38:00,543 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:38:00,544 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:30:45" (3/4) ... [2024-11-28 03:38:00,546 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 03:38:00,555 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2024-11-28 03:38:00,556 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2024-11-28 03:38:00,556 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2024-11-28 03:38:00,556 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tan [2024-11-28 03:38:00,570 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges [2024-11-28 03:38:00,572 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2024-11-28 03:38:00,573 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-28 03:38:00,575 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 03:38:00,819 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 03:38:00,819 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 03:38:00,819 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:38:00,820 INFO L158 Benchmark]: Toolchain (without parser) took 558067.01ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 92.9MB in the beginning and 183.5MB in the end (delta: -90.6MB). Peak memory consumption was 129.1MB. Max. memory is 16.1GB. [2024-11-28 03:38:00,821 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:38:00,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 773.61ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 64.6MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 03:38:00,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 168.64ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 58.9MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:38:00,822 INFO L158 Benchmark]: Boogie Preprocessor took 300.72ms. Allocated memory is still 117.4MB. Free memory was 58.9MB in the beginning and 43.4MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:38:00,822 INFO L158 Benchmark]: RCFGBuilder took 121833.37ms. Allocated memory is still 117.4MB. Free memory was 43.4MB in the beginning and 46.9MB in the end (delta: -3.5MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-11-28 03:38:00,822 INFO L158 Benchmark]: TraceAbstraction took 434706.79ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 46.1MB in the beginning and 200.2MB in the end (delta: -154.1MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2024-11-28 03:38:00,822 INFO L158 Benchmark]: Witness Printer took 276.23ms. Allocated memory is still 335.5MB. Free memory was 200.2MB in the beginning and 183.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:38:00,824 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 773.61ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 64.6MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 168.64ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 58.9MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 300.72ms. Allocated memory is still 117.4MB. Free memory was 58.9MB in the beginning and 43.4MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 121833.37ms. Allocated memory is still 117.4MB. Free memory was 43.4MB in the beginning and 46.9MB in the end (delta: -3.5MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * TraceAbstraction took 434706.79ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 46.1MB in the beginning and 200.2MB in the end (delta: -154.1MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. * Witness Printer took 276.23ms. Allocated memory is still 335.5MB. Free memory was 200.2MB in the beginning and 183.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 648]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 251 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 432.1s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 412.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 83 mSolverCounterUnknown, 343 SdHoareTripleChecker+Valid, 403.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 342 mSDsluCounter, 1714 SdHoareTripleChecker+Invalid, 400.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1087 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 268 IncrementalHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 627 mSDtfsCounter, 268 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 15.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=251occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 7.1s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 40 ConstructedInterpolants, 4 QuantifiedInterpolants, 161 SizeOfPredicates, 4 NumberOfNonLiveVariables, 902 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 594]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 339]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2024-11-28 03:38:01,037 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-28 03:38:01,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2d8db38-a0bb-4b74-bffb-52518cfc764c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE