./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0875.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_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0875.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 027149746a3758b07c50ff16b2dbdfe672cfd188ffc035544f53bfbbaccdb52e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:44:29,341 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:44:29,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:44:29,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:44:29,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:44:29,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:44:29,447 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:44:29,447 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:44:29,447 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:44:29,447 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:44:29,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:44:29,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:44:29,448 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:44:29,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:44:29,448 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:44:29,449 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:44:29,449 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:44:29,449 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:44:29,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:44:29,449 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:44:29,449 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:44:29,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:44:29,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:44:29,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:44:29,450 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:44:29,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:44:29,450 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:44:29,450 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:44:29,451 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:44:29,451 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:44:29,451 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:44:29,451 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:44:29,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:44:29,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:44:29,452 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:44:29,452 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:44:29,452 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:44:29,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:44:29,452 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:44:29,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:44:29,453 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:44:29,453 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:44:29,453 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:44:29,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:44:29,453 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:44:29,453 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:44:29,453 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:44:29,454 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:44:29,454 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_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 -> 027149746a3758b07c50ff16b2dbdfe672cfd188ffc035544f53bfbbaccdb52e [2024-11-28 04:44:29,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:44:29,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:44:29,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:44:29,780 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:44:29,780 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:44:29,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/float-newlib/float_req_bl_0875.c [2024-11-28 04:44:32,833 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/data/ffad50a1f/7f2c466b2daf4fd891ae20bbb6e80602/FLAG18dac41f2 [2024-11-28 04:44:33,104 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:44:33,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/sv-benchmarks/c/float-newlib/float_req_bl_0875.c [2024-11-28 04:44:33,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/data/ffad50a1f/7f2c466b2daf4fd891ae20bbb6e80602/FLAG18dac41f2 [2024-11-28 04:44:33,173 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/data/ffad50a1f/7f2c466b2daf4fd891ae20bbb6e80602 [2024-11-28 04:44:33,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:44:33,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:44:33,180 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:44:33,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:44:33,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:44:33,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:33" (1/1) ... [2024-11-28 04:44:33,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24aaf659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33, skipping insertion in model container [2024-11-28 04:44:33,189 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:33" (1/1) ... [2024-11-28 04:44:33,235 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:44:33,386 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-28 04:44:33,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70f2b68c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:33, skipping insertion in model container [2024-11-28 04:44:33,387 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:44:33,387 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 04:44:33,389 INFO L158 Benchmark]: Toolchain (without parser) took 209.36ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 85.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:44:33,390 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:44:33,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.78ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 85.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:44:33,391 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.78ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 85.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9]: 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_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0875.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 027149746a3758b07c50ff16b2dbdfe672cfd188ffc035544f53bfbbaccdb52e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:44:35,789 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:44:35,923 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:44:35,933 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:44:35,935 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:44:35,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:44:35,976 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:44:35,977 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:44:35,978 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:44:35,978 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:44:35,979 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:44:35,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:44:35,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:44:35,980 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:44:35,980 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:44:35,980 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:44:35,980 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:44:35,981 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:44:35,981 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:44:35,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:44:35,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:44:35,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:44:35,981 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:44:35,981 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:44:35,981 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:44:35,982 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:44:35,982 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:44:35,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:44:35,982 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:44:35,982 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:44:35,982 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:44:35,983 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:44:35,983 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:44:35,983 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:44:35,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:44:35,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:44:35,984 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:44:35,984 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:44:35,984 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:44:35,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:44:35,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:44:35,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:44:35,985 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:44:35,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:44:35,986 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:44:35,986 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:44:35,986 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:44:35,986 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:44:35,986 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:44:35,986 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:44:35,986 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_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 -> 027149746a3758b07c50ff16b2dbdfe672cfd188ffc035544f53bfbbaccdb52e [2024-11-28 04:44:36,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:44:36,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:44:36,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:44:36,332 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:44:36,332 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:44:36,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/float-newlib/float_req_bl_0875.c [2024-11-28 04:44:39,515 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/data/50d8914df/1d5fac2408044f69b4fe7e8961b968b6/FLAG3ece191ba [2024-11-28 04:44:39,998 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:44:39,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/sv-benchmarks/c/float-newlib/float_req_bl_0875.c [2024-11-28 04:44:40,017 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/data/50d8914df/1d5fac2408044f69b4fe7e8961b968b6/FLAG3ece191ba [2024-11-28 04:44:40,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/data/50d8914df/1d5fac2408044f69b4fe7e8961b968b6 [2024-11-28 04:44:40,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:44:40,051 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:44:40,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:44:40,055 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:44:40,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:44:40,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:40,066 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@114d4331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40, skipping insertion in model container [2024-11-28 04:44:40,066 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:40,122 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:44:40,536 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_ca89dc11-b09f-4924-b0ae-e0b5906afb74/sv-benchmarks/c/float-newlib/float_req_bl_0875.c[14084,14097] [2024-11-28 04:44:40,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:44:40,577 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:44:40,728 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_ca89dc11-b09f-4924-b0ae-e0b5906afb74/sv-benchmarks/c/float-newlib/float_req_bl_0875.c[14084,14097] [2024-11-28 04:44:40,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:44:40,766 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:44:40,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40 WrapperNode [2024-11-28 04:44:40,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:44:40,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:44:40,771 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:44:40,772 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:44:40,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:40,809 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:40,860 INFO L138 Inliner]: procedures = 26, calls = 193, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 722 [2024-11-28 04:44:40,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:44:40,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:44:40,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:44:40,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:44:40,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:40,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:40,896 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:40,969 INFO L175 MemorySlicer]: Split 86 memory accesses to 40 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 5, 2, 4, 2, 2, 3, 2, 2, 2]. 6 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 2, 2, 0, 2, 0, 0, 2, 0, 0, 0]. The 35 writes are split as follows [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 1]. [2024-11-28 04:44:40,969 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:40,969 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:41,019 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:41,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:41,043 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:41,055 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:41,061 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:41,075 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:44:41,076 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:44:41,076 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:44:41,076 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:44:41,077 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (1/1) ... [2024-11-28 04:44:41,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:44:41,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:44:41,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:44:41,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:44:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:44:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:44:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 04:44:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-28 04:44:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-28 04:44:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-28 04:44:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-28 04:44:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-28 04:44:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-28 04:44:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-28 04:44:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-28 04:44:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-28 04:44:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-28 04:44:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-28 04:44:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-28 04:44:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-28 04:44:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-28 04:44:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-28 04:44:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-28 04:44:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-28 04:44:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-28 04:44:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2024-11-28 04:44:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2024-11-28 04:44:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2024-11-28 04:44:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2024-11-28 04:44:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2024-11-28 04:44:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2024-11-28 04:44:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2024-11-28 04:44:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#27 [2024-11-28 04:44:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#28 [2024-11-28 04:44:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#29 [2024-11-28 04:44:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#30 [2024-11-28 04:44:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#31 [2024-11-28 04:44:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#32 [2024-11-28 04:44:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#33 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#34 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#35 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#36 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#37 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#38 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#39 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-28 04:44:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#16 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#17 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#18 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#19 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#20 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#21 [2024-11-28 04:44:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#22 [2024-11-28 04:44:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#23 [2024-11-28 04:44:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#24 [2024-11-28 04:44:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#25 [2024-11-28 04:44:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#26 [2024-11-28 04:44:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#27 [2024-11-28 04:44:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#28 [2024-11-28 04:44:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#29 [2024-11-28 04:44:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#30 [2024-11-28 04:44:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#31 [2024-11-28 04:44:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#32 [2024-11-28 04:44:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#33 [2024-11-28 04:44:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#34 [2024-11-28 04:44:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#35 [2024-11-28 04:44:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#36 [2024-11-28 04:44:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#37 [2024-11-28 04:44:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#38 [2024-11-28 04:44:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#39 [2024-11-28 04:44:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2024-11-28 04:44:41,184 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2024-11-28 04:44:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 04:44:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 04:44:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-28 04:44:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-28 04:44:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-11-28 04:44:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-11-28 04:44:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2024-11-28 04:44:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2024-11-28 04:44:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2024-11-28 04:44:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2024-11-28 04:44:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2024-11-28 04:44:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2024-11-28 04:44:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2024-11-28 04:44:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#27 [2024-11-28 04:44:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#28 [2024-11-28 04:44:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#29 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#30 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#31 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#32 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#33 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#34 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#35 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#36 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#37 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#38 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#39 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-28 04:44:41,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#16 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#17 [2024-11-28 04:44:41,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#18 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#19 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#20 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#21 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#22 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#23 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#24 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#25 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#26 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#27 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#28 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#29 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#30 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#31 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#32 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#33 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#34 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#35 [2024-11-28 04:44:41,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#36 [2024-11-28 04:44:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#37 [2024-11-28 04:44:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#38 [2024-11-28 04:44:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#39 [2024-11-28 04:44:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2024-11-28 04:44:41,194 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2024-11-28 04:44:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-28 04:44:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-28 04:44:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-28 04:44:41,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-28 04:44:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-28 04:44:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-28 04:44:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-28 04:44:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-28 04:44:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-11-28 04:44:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-11-28 04:44:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-11-28 04:44:41,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#16 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#17 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#18 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#19 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#20 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#21 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#22 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#23 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#24 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#25 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#26 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#27 [2024-11-28 04:44:41,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#28 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#29 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#30 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#31 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#32 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#33 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#34 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#35 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#36 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#37 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#38 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#39 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:44:41,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-28 04:44:41,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-28 04:44:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-28 04:44:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-28 04:44:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-28 04:44:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-28 04:44:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-28 04:44:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-28 04:44:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-28 04:44:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-28 04:44:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-28 04:44:41,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-28 04:44:41,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-28 04:44:41,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-28 04:44:41,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-11-28 04:44:41,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-11-28 04:44:41,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-11-28 04:44:41,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2024-11-28 04:44:41,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2024-11-28 04:44:41,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2024-11-28 04:44:41,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2024-11-28 04:44:41,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#27 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#28 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#29 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#30 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#31 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#32 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#33 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#34 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#35 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#36 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#37 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#38 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#39 [2024-11-28 04:44:41,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:44:41,767 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:44:41,770 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:45:26,245 INFO L? ?]: Removed 158 outVars from TransFormulas that were not future-live. [2024-11-28 04:45:26,245 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:45:26,261 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:45:26,261 INFO L312 CfgBuilder]: Removed 37 assume(true) statements. [2024-11-28 04:45:26,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:45:26 BoogieIcfgContainer [2024-11-28 04:45:26,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:45:26,264 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:45:26,265 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:45:26,270 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:45:26,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:44:40" (1/3) ... [2024-11-28 04:45:26,271 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc789e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:45:26, skipping insertion in model container [2024-11-28 04:45:26,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40" (2/3) ... [2024-11-28 04:45:26,271 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc789e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:45:26, skipping insertion in model container [2024-11-28 04:45:26,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:45:26" (3/3) ... [2024-11-28 04:45:26,273 INFO L128 eAbstractionObserver]: Analyzing ICFG float_req_bl_0875.c [2024-11-28 04:45:26,291 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:45:26,293 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG float_req_bl_0875.c that has 3 procedures, 193 locations, 1 initial locations, 37 loop locations, and 1 error locations. [2024-11-28 04:45:26,380 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:45:26,394 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;@1455f52f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:45:26,394 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:45:26,399 INFO L276 IsEmpty]: Start isEmpty. Operand has 193 states, 184 states have (on average 1.7228260869565217) internal successors, (317), 185 states have internal predecessors, (317), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-28 04:45:26,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-28 04:45:26,407 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:26,407 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:45:26,408 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:45:26,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:26,414 INFO L85 PathProgramCache]: Analyzing trace with hash 238932068, now seen corresponding path program 1 times [2024-11-28 04:45:26,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:45:26,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [626186303] [2024-11-28 04:45:26,426 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:26,427 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 04:45:26,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:45:26,430 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:26,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:27,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:45:27,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:45:27,619 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 04:45:27,619 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:45:27,620 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:45:27,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [626186303] [2024-11-28 04:45:27,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [626186303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:45:27,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:45:27,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:45:27,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070202044] [2024-11-28 04:45:27,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:45:27,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:45:27,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:45:27,648 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:45:27,649 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:45:27,652 INFO L87 Difference]: Start difference. First operand has 193 states, 184 states have (on average 1.7228260869565217) internal successors, (317), 185 states have internal predecessors, (317), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 04:45:27,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:27,700 INFO L93 Difference]: Finished difference Result 383 states and 655 transitions. [2024-11-28 04:45:27,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:45:27,702 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 18 [2024-11-28 04:45:27,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:27,711 INFO L225 Difference]: With dead ends: 383 [2024-11-28 04:45:27,711 INFO L226 Difference]: Without dead ends: 189 [2024-11-28 04:45:27,715 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 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 04:45:27,718 INFO L435 NwaCegarLoop]: 254 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, 254 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 04:45:27,719 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:45:27,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2024-11-28 04:45:27,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2024-11-28 04:45:27,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 181 states have (on average 1.3204419889502763) internal successors, (239), 181 states have internal predecessors, (239), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-28 04:45:27,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 249 transitions. [2024-11-28 04:45:27,794 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 249 transitions. Word has length 18 [2024-11-28 04:45:27,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:27,796 INFO L471 AbstractCegarLoop]: Abstraction has 189 states and 249 transitions. [2024-11-28 04:45:27,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 04:45:27,797 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 249 transitions. [2024-11-28 04:45:27,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-28 04:45:27,798 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:27,798 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 04:45:27,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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)] Ended with exit code 0 [2024-11-28 04:45:28,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:28,000 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:45:28,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:28,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1368607968, now seen corresponding path program 1 times [2024-11-28 04:45:28,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:45:28,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1912088567] [2024-11-28 04:45:28,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:28,003 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 04:45:28,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:45:28,008 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:28,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:29,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:29,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 04:45:29,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:45:30,249 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 04:45:30,250 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:45:30,250 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:45:30,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1912088567] [2024-11-28 04:45:30,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1912088567] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:45:30,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:45:30,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:45:30,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856145974] [2024-11-28 04:45:30,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:45:30,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:45:30,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:45:30,254 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:45:30,254 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:45:30,255 INFO L87 Difference]: Start difference. First operand 189 states and 249 transitions. Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 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 04:45:31,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:31,304 INFO L93 Difference]: Finished difference Result 210 states and 272 transitions. [2024-11-28 04:45:31,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:45:31,305 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 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 04:45:31,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:31,306 INFO L225 Difference]: With dead ends: 210 [2024-11-28 04:45:31,307 INFO L226 Difference]: Without dead ends: 35 [2024-11-28 04:45:31,308 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:45:31,309 INFO L435 NwaCegarLoop]: 29 mSDtfsCounter, 31 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:31,309 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 122 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:45:31,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2024-11-28 04:45:31,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 34. [2024-11-28 04:45:31,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 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 04:45:31,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 39 transitions. [2024-11-28 04:45:31,319 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 39 transitions. Word has length 22 [2024-11-28 04:45:31,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:31,319 INFO L471 AbstractCegarLoop]: Abstraction has 34 states and 39 transitions. [2024-11-28 04:45:31,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 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 04:45:31,319 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2024-11-28 04:45:31,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-28 04:45:31,320 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:31,320 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, 1, 1] [2024-11-28 04:45:31,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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)] Forceful destruction successful, exit code 0 [2024-11-28 04:45:31,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:31,521 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:45:31,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:31,522 INFO L85 PathProgramCache]: Analyzing trace with hash -775228441, now seen corresponding path program 1 times [2024-11-28 04:45:31,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:45:31,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1335842658] [2024-11-28 04:45:31,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:31,522 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 04:45:31,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:45:31,524 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:31,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:32,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-28 04:45:32,760 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:45:37,062 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 04:45:37,062 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:45:37,062 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:45:37,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1335842658] [2024-11-28 04:45:37,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1335842658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:45:37,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:45:37,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:45:37,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806786053] [2024-11-28 04:45:37,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:45:37,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:45:37,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:45:37,064 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:45:37,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:45:37,069 INFO L87 Difference]: Start difference. First operand 34 states and 39 transitions. Second operand has 12 states, 11 states have (on average 2.0) internal successors, (22), 11 states have internal predecessors, (22), 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 04:45:42,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:42,379 INFO L93 Difference]: Finished difference Result 44 states and 49 transitions. [2024-11-28 04:45:42,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:45:42,380 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.0) internal successors, (22), 11 states have internal predecessors, (22), 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 24 [2024-11-28 04:45:42,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:42,381 INFO L225 Difference]: With dead ends: 44 [2024-11-28 04:45:42,381 INFO L226 Difference]: Without dead ends: 34 [2024-11-28 04:45:42,382 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:45:42,383 INFO L435 NwaCegarLoop]: 20 mSDtfsCounter, 43 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:42,383 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 183 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-28 04:45:42,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2024-11-28 04:45:42,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 33. [2024-11-28 04:45:42,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 30 states have (on average 1.1333333333333333) internal successors, (34), 30 states have internal predecessors, (34), 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 04:45:42,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 36 transitions. [2024-11-28 04:45:42,389 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 36 transitions. Word has length 24 [2024-11-28 04:45:42,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:42,389 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 36 transitions. [2024-11-28 04:45:42,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.0) internal successors, (22), 11 states have internal predecessors, (22), 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 04:45:42,389 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2024-11-28 04:45:42,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-28 04:45:42,390 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:42,390 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, 1, 1, 1, 1] [2024-11-28 04:45:42,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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)] Ended with exit code 0 [2024-11-28 04:45:42,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:42,591 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:45:42,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:42,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1079309317, now seen corresponding path program 1 times [2024-11-28 04:45:42,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:45:42,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1717856924] [2024-11-28 04:45:42,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:42,592 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 04:45:42,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:45:42,595 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:42,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 (5)] Waiting until timeout for monitored process [2024-11-28 04:45:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:43,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-28 04:45:43,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:45:46,798 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 04:45:46,798 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:45:46,798 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:45:46,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1717856924] [2024-11-28 04:45:46,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1717856924] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:45:46,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:45:46,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:45:46,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402047919] [2024-11-28 04:45:46,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:45:46,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:45:46,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:45:46,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:45:46,800 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:45:46,800 INFO L87 Difference]: Start difference. First operand 33 states and 36 transitions. Second operand has 11 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 10 states have internal predecessors, (24), 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 04:45:49,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:49,245 INFO L93 Difference]: Finished difference Result 42 states and 45 transitions. [2024-11-28 04:45:49,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:45:49,246 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 10 states have internal predecessors, (24), 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 26 [2024-11-28 04:45:49,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:49,247 INFO L225 Difference]: With dead ends: 42 [2024-11-28 04:45:49,247 INFO L226 Difference]: Without dead ends: 33 [2024-11-28 04:45:49,248 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-11-28 04:45:49,249 INFO L435 NwaCegarLoop]: 22 mSDtfsCounter, 33 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:49,249 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 165 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-28 04:45:49,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2024-11-28 04:45:49,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2024-11-28 04:45:49,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 30 states have internal predecessors, (32), 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 04:45:49,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2024-11-28 04:45:49,254 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 26 [2024-11-28 04:45:49,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:49,254 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2024-11-28 04:45:49,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 10 states have internal predecessors, (24), 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 04:45:49,254 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-11-28 04:45:49,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-28 04:45:49,255 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:49,255 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, 1, 1, 1, 1, 1] [2024-11-28 04:45:49,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 (5)] Forceful destruction successful, exit code 0 [2024-11-28 04:45:49,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:49,456 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:45:49,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:49,456 INFO L85 PathProgramCache]: Analyzing trace with hash 349178852, now seen corresponding path program 1 times [2024-11-28 04:45:49,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:45:49,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1405189405] [2024-11-28 04:45:49,457 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:49,457 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 04:45:49,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:45:49,459 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:49,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 (6)] Waiting until timeout for monitored process [2024-11-28 04:45:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:50,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 04:45:50,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:45:52,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 04:45:52,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-28 04:45:53,586 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 04:45:53,587 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:45:53,587 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:45:53,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1405189405] [2024-11-28 04:45:53,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1405189405] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:45:53,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:45:53,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:45:53,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537167570] [2024-11-28 04:45:53,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:45:53,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:45:53,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:45:53,589 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:45:53,589 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:45:53,589 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 7 states have internal predecessors, (25), 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 04:45:54,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:54,754 INFO L93 Difference]: Finished difference Result 36 states and 36 transitions. [2024-11-28 04:45:54,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:45:54,755 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.125) internal successors, (25), 7 states have internal predecessors, (25), 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 27 [2024-11-28 04:45:54,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:54,755 INFO L225 Difference]: With dead ends: 36 [2024-11-28 04:45:54,756 INFO L226 Difference]: Without dead ends: 33 [2024-11-28 04:45:54,756 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 9 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:45:54,757 INFO L435 NwaCegarLoop]: 25 mSDtfsCounter, 11 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:54,757 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 124 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 04:45:54,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2024-11-28 04:45:54,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2024-11-28 04:45:54,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 30 states have (on average 1.0333333333333334) internal successors, (31), 30 states have internal predecessors, (31), 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 04:45:54,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 33 transitions. [2024-11-28 04:45:54,762 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 33 transitions. Word has length 27 [2024-11-28 04:45:54,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:54,763 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 33 transitions. [2024-11-28 04:45:54,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.125) internal successors, (25), 7 states have internal predecessors, (25), 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 04:45:54,763 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2024-11-28 04:45:54,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-28 04:45:54,764 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:54,764 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:45:54,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 (6)] Ended with exit code 0 [2024-11-28 04:45:54,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:54,965 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:45:54,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:54,965 INFO L85 PathProgramCache]: Analyzing trace with hash -29992487, now seen corresponding path program 1 times [2024-11-28 04:45:54,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:45:54,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1322098823] [2024-11-28 04:45:54,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:54,966 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 04:45:54,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:45:54,968 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:45:54,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 (7)] Waiting until timeout for monitored process [2024-11-28 04:45:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:56,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:45:56,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:46:00,978 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 04:46:00,978 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:46:00,979 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:46:00,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1322098823] [2024-11-28 04:46:00,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1322098823] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:46:00,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:46:00,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:46:00,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212698208] [2024-11-28 04:46:00,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:46:00,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:46:00,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:46:00,980 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:46:00,980 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:46:00,981 INFO L87 Difference]: Start difference. First operand 33 states and 33 transitions. Second operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 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 04:46:04,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:46:04,181 INFO L93 Difference]: Finished difference Result 33 states and 33 transitions. [2024-11-28 04:46:04,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:46:04,181 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 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 31 [2024-11-28 04:46:04,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:46:04,181 INFO L225 Difference]: With dead ends: 33 [2024-11-28 04:46:04,182 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 04:46:04,182 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 11 SyntacticMatches, 9 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:46:04,183 INFO L435 NwaCegarLoop]: 20 mSDtfsCounter, 14 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:46:04,183 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 174 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 04:46:04,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 04:46:04,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 04:46:04,185 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 04:46:04,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 04:46:04,185 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2024-11-28 04:46:04,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:46:04,185 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 04:46:04,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 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 04:46:04,186 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 04:46:04,186 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 04:46:04,189 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:46:04,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 (7)] Ended with exit code 0 [2024-11-28 04:46:04,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/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 04:46:04,392 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-28 04:46:04,394 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 04:46:06,699 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:46:06,715 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-28 04:46:06,717 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-28 04:46:06,717 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-28 04:46:06,718 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-28 04:46:06,719 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-28 04:46:06,719 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-28 04:46:06,719 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-28 04:46:06,720 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-28 04:46:06,720 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-28 04:46:06,720 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-28 04:46:06,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:46:06 BoogieIcfgContainer [2024-11-28 04:46:06,721 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:46:06,722 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:46:06,722 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:46:06,722 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:46:06,723 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:45:26" (3/4) ... [2024-11-28 04:46:06,726 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 04:46:06,732 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2024-11-28 04:46:06,732 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2024-11-28 04:46:06,744 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 89 nodes and edges [2024-11-28 04:46:06,745 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2024-11-28 04:46:06,746 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-28 04:46:06,747 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 04:46:06,783 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x)) [2024-11-28 04:46:06,784 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x)) [2024-11-28 04:46:06,899 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x)) [2024-11-28 04:46:06,900 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x)) [2024-11-28 04:46:07,004 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 04:46:07,004 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 04:46:07,004 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:46:07,005 INFO L158 Benchmark]: Toolchain (without parser) took 86955.27ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 91.7MB in the beginning and 161.4MB in the end (delta: -69.7MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. [2024-11-28 04:46:07,006 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:46:07,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 715.51ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 68.7MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 04:46:07,006 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.56ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 64.6MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:46:07,007 INFO L158 Benchmark]: Boogie Preprocessor took 213.82ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 54.1MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:46:07,007 INFO L158 Benchmark]: RCFGBuilder took 45185.89ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 53.9MB in the beginning and 234.9MB in the end (delta: -181.0MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2024-11-28 04:46:07,008 INFO L158 Benchmark]: TraceAbstraction took 40456.62ms. Allocated memory is still 276.8MB. Free memory was 234.9MB in the beginning and 173.1MB in the end (delta: 61.8MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2024-11-28 04:46:07,008 INFO L158 Benchmark]: Witness Printer took 282.68ms. Allocated memory is still 276.8MB. Free memory was 173.1MB in the beginning and 161.4MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:46:07,010 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 715.51ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 68.7MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.56ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 64.6MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 213.82ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 54.1MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 45185.89ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 53.9MB in the beginning and 234.9MB in the end (delta: -181.0MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. * TraceAbstraction took 40456.62ms. Allocated memory is still 276.8MB. Free memory was 234.9MB in the beginning and 173.1MB in the end (delta: 61.8MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. * Witness Printer took 282.68ms. Allocated memory is still 276.8MB. Free memory was 173.1MB in the beginning and 161.4MB in the end (delta: 11.7MB). 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: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode * 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: 617]: 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 3 procedures, 193 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 38.0s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 132 SdHoareTripleChecker+Valid, 7.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 132 mSDsluCounter, 1022 SdHoareTripleChecker+Invalid, 7.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 652 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 426 IncrementalHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 370 mSDtfsCounter, 426 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 163 GetRequests, 85 SyntacticMatches, 18 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 14.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=193occurred in iteration=0, InterpolantAutomatonStates: 50, 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, 6 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 5.5s SatisfiabilityAnalysisTime, 16.4s InterpolantComputationTime, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 142 ConstructedInterpolants, 67 QuantifiedInterpolants, 2007 SizeOfPredicates, 49 NumberOfNonLiveVariables, 941 ConjunctsInSsa, 96 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: (x == \old(x)) - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: (x == \old(x)) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2024-11-28 04:46:07,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca89dc11-b09f-4924-b0ae-e0b5906afb74/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE