./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0833.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_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b5f03ef8422f7b7708e900a4e8a8defb18a5d0c6a337d34a875dec58ac2c0349 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:44:55,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:44:55,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:44:55,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:44:55,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:44:56,005 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:44:56,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:44:56,006 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:44:56,006 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:44:56,006 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:44:56,007 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:44:56,007 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:44:56,007 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:44:56,007 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:44:56,007 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:44:56,007 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:44:56,007 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:44:56,007 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:44:56,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:44:56,007 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:44:56,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:44:56,008 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:44:56,008 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:44:56,008 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:44:56,008 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:44:56,008 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:44:56,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:44:56,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:44:56,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:44:56,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:44:56,009 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:44:56,009 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:44:56,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:44:56,009 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b 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 -> Kojak 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 -> b5f03ef8422f7b7708e900a4e8a8defb18a5d0c6a337d34a875dec58ac2c0349 [2024-12-06 02:44:56,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:44:56,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:44:56,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:44:56,313 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:44:56,313 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:44:56,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2024-12-06 02:44:59,161 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/data/71da1ae45/6bbbec16a30a4749bf97b2af8f9e6a8e/FLAGd2393915a [2024-12-06 02:44:59,385 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:44:59,385 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2024-12-06 02:44:59,395 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/data/71da1ae45/6bbbec16a30a4749bf97b2af8f9e6a8e/FLAGd2393915a [2024-12-06 02:44:59,413 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/data/71da1ae45/6bbbec16a30a4749bf97b2af8f9e6a8e [2024-12-06 02:44:59,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:44:59,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:44:59,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:44:59,420 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:44:59,425 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:44:59,426 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:44:59" (1/1) ... [2024-12-06 02:44:59,427 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2423275e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:59, skipping insertion in model container [2024-12-06 02:44:59,427 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:44:59" (1/1) ... [2024-12-06 02:44:59,448 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:44:59,607 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 02:44:59,608 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28640134 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:59, skipping insertion in model container [2024-12-06 02:44:59,608 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:44:59,608 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 02:44:59,610 INFO L158 Benchmark]: Toolchain (without parser) took 192.13ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 83.6MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:44:59,611 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:44:59,611 INFO L158 Benchmark]: CACSL2BoogieTranslator took 188.95ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 83.8MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:44:59,612 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 188.95ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 83.8MB in the end (delta: 8.5MB). 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_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b5f03ef8422f7b7708e900a4e8a8defb18a5d0c6a337d34a875dec58ac2c0349 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:45:01,670 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:45:01,761 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:45:01,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:45:01,787 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:45:01,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:45:01,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:45:01,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:45:01,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:45:01,788 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:45:01,788 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:45:01,788 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:45:01,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:45:01,789 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:45:01,789 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:45:01,789 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:45:01,789 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:45:01,789 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:45:01,789 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:45:01,789 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:45:01,790 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:45:01,790 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:45:01,790 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:45:01,790 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:45:01,790 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:45:01,790 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:45:01,790 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:01,790 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:45:01,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:45:01,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:45:01,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:45:01,791 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:45:01,791 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:45:01,791 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:45:01,791 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:01,791 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:45:01,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b 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 -> Kojak 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 -> b5f03ef8422f7b7708e900a4e8a8defb18a5d0c6a337d34a875dec58ac2c0349 [2024-12-06 02:45:02,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:45:02,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:45:02,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:45:02,066 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:45:02,067 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:45:02,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2024-12-06 02:45:05,091 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/data/db178a42a/0b5ff1e812bb4a5093bf9a81cfcd5783/FLAGf19a6b7c8 [2024-12-06 02:45:05,330 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:45:05,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2024-12-06 02:45:05,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/data/db178a42a/0b5ff1e812bb4a5093bf9a81cfcd5783/FLAGf19a6b7c8 [2024-12-06 02:45:05,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/data/db178a42a/0b5ff1e812bb4a5093bf9a81cfcd5783 [2024-12-06 02:45:05,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:45:05,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:45:05,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:45:05,665 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:45:05,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:45:05,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:05,670 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@170dc142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05, skipping insertion in model container [2024-12-06 02:45:05,670 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:05,686 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:45:05,860 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_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/sv-benchmarks/c/float-newlib/float_req_bl_0833.c[3348,3361] [2024-12-06 02:45:05,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:45:05,874 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:45:05,906 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_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/sv-benchmarks/c/float-newlib/float_req_bl_0833.c[3348,3361] [2024-12-06 02:45:05,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:45:05,925 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:45:05,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05 WrapperNode [2024-12-06 02:45:05,926 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:45:05,927 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:45:05,927 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:45:05,927 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:45:05,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:05,943 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:05,969 INFO L138 Inliner]: procedures = 21, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 182 [2024-12-06 02:45:05,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:45:05,970 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:45:05,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:45:05,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:45:05,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:05,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:05,983 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:05,983 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:05,996 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:05,997 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:06,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:06,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:06,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:06,010 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:45:06,011 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:45:06,011 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:45:06,011 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:45:06,012 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:05" (1/1) ... [2024-12-06 02:45:06,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:45:06,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:45:06,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:45:06,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:45:06,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:45:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 02:45:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:45:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:45:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 02:45:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:45:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:45:06,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:45:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 02:45:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:45:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:45:06,160 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:45:06,161 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:45:41,505 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-12-06 02:45:41,505 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:45:41,558 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:45:41,558 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-06 02:45:41,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:45:41 BoogieIcfgContainer [2024-12-06 02:45:41,559 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:45:41,559 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:45:41,559 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:45:41,568 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:45:41,569 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:45:41" (1/1) ... [2024-12-06 02:45:41,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:45:41,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:41,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2024-12-06 02:45:41,616 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2024-12-06 02:45:41,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:45:41,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:41,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:41,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:41,620 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:41,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:45:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:42,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:42,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:45:42,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:42,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:45:42,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:45:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2024-12-06 02:45:42,213 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2024-12-06 02:45:42,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:45:42,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:42,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:42,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:42,215 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:42,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:45:43,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:43,151 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:43,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:45:43,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:43,305 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 02:45:43,307 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-06 02:45:43,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:45:43,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:45:44,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:44,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2024-12-06 02:45:44,175 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2024-12-06 02:45:44,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:45:44,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:44,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:44,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:44,177 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:44,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:45:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:45,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:45,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 02:45:45,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:45,683 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 02:45:45,684 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-12-06 02:45:46,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:45:46,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:46:00,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:46:07,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:46:10,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:10,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2024-12-06 02:46:10,942 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2024-12-06 02:46:10,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:46:10,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:10,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:10,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:10,944 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:10,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:46:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:11,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:11,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:46:11,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:12,028 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 [2024-12-06 02:46:12,041 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 35 treesize of output 19 [2024-12-06 02:46:12,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:46:12,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:46:15,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:15,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2024-12-06 02:46:15,266 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2024-12-06 02:46:15,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:46:15,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:15,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:15,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:15,269 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:15,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:46:15,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:15,697 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:15,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:46:15,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:15,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:46:15,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:46:15,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:15,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2024-12-06 02:46:15,763 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2024-12-06 02:46:15,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:46:15,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:15,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:15,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:15,766 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:15,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:46:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:16,704 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:16,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:46:16,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:16,794 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 02:46:16,795 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-06 02:46:16,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:46:16,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:46:17,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:17,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2024-12-06 02:46:17,782 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2024-12-06 02:46:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:46:17,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:17,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:17,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:17,784 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:17,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:46:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:18,772 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:18,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 02:46:18,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:18,918 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 [2024-12-06 02:46:21,130 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-12-06 02:46:21,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 27 [2024-12-06 02:46:21,174 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 02:46:21,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 30 [2024-12-06 02:46:21,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:46:21,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:46:37,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:46:48,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:46:54,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:54,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-12-06 02:46:54,397 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-12-06 02:46:54,397 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:46:54,397 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-12-06 02:46:54,403 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:46:54,890 INFO L75 FloydHoareUtils]: For program point L52(lines 52 53) no Hoare annotation was computed. [2024-12-06 02:46:54,890 INFO L75 FloydHoareUtils]: For program point L77(lines 77 80) no Hoare annotation was computed. [2024-12-06 02:46:54,890 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 122 138) the Hoare annotation is: true [2024-12-06 02:46:54,890 INFO L75 FloydHoareUtils]: For program point L69(lines 69 72) no Hoare annotation was computed. [2024-12-06 02:46:54,891 INFO L75 FloydHoareUtils]: For program point L69-2(lines 57 72) no Hoare annotation was computed. [2024-12-06 02:46:54,891 INFO L75 FloydHoareUtils]: For program point L70(lines 70 71) no Hoare annotation was computed. [2024-12-06 02:46:54,891 INFO L75 FloydHoareUtils]: For program point L54(lines 54 55) no Hoare annotation was computed. [2024-12-06 02:46:54,891 INFO L77 FloydHoareUtils]: At program point __ieee754_expf_returnLabel#1(lines 35 108) the Hoare annotation is: (and (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) |ULTIMATE.start___ieee754_expf_#res#1|) (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) [2024-12-06 02:46:54,891 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:46:54,891 INFO L75 FloydHoareUtils]: For program point L96-1(lines 96 100) no Hoare annotation was computed. [2024-12-06 02:46:54,891 INFO L75 FloydHoareUtils]: For program point L96-2(lines 96 100) no Hoare annotation was computed. [2024-12-06 02:46:54,891 INFO L75 FloydHoareUtils]: For program point L88(lines 88 92) no Hoare annotation was computed. [2024-12-06 02:46:54,891 INFO L75 FloydHoareUtils]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2024-12-06 02:46:54,891 INFO L75 FloydHoareUtils]: For program point L88-3(lines 88 92) no Hoare annotation was computed. [2024-12-06 02:46:54,892 INFO L77 FloydHoareUtils]: At program point L113-1(lines 113 117) the Hoare annotation is: (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))) [2024-12-06 02:46:54,892 INFO L77 FloydHoareUtils]: At program point L113-2(lines 113 117) the Hoare annotation is: (and (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) |ULTIMATE.start___signbit_float_~x#1|) (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) [2024-12-06 02:46:54,892 INFO L77 FloydHoareUtils]: At program point L113-4(lines 113 117) the Hoare annotation is: (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))) [2024-12-06 02:46:54,892 INFO L75 FloydHoareUtils]: For program point L81(lines 81 107) no Hoare annotation was computed. [2024-12-06 02:46:54,892 INFO L77 FloydHoareUtils]: At program point L48(lines 48 49) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_expf_~x#1|) (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (and (= |ULTIMATE.start___ieee754_expf_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= (bvand (_ bv1 32) (bvashr .cse0 (_ bv31 32))) |ULTIMATE.start___ieee754_expf_~xsb~0#1|)))) (exists ((|ULTIMATE.start___ieee754_expf_~sx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_expf_~hx~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= currentRoundingMode roundNearestTiesToEven)) [2024-12-06 02:46:54,892 INFO L77 FloydHoareUtils]: At program point L40-1(lines 40 44) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (and (= |ULTIMATE.start___ieee754_expf_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start___ieee754_expf_~sx~0#1| .cse0)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_expf_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2024-12-06 02:46:54,892 INFO L77 FloydHoareUtils]: At program point L40-2(lines 40 44) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_expf_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2024-12-06 02:46:54,893 INFO L77 FloydHoareUtils]: At program point L40-4(lines 40 44) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (and (= |ULTIMATE.start___ieee754_expf_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start___ieee754_expf_~sx~0#1| .cse0)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_expf_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2024-12-06 02:46:54,893 INFO L75 FloydHoareUtils]: For program point L57(lines 57 72) no Hoare annotation was computed. [2024-12-06 02:46:54,893 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 133) no Hoare annotation was computed. [2024-12-06 02:46:54,893 INFO L77 FloydHoareUtils]: At program point L132(line 132) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short17#1| (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) |ULTIMATE.start_main_~res~0#1|) (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) [2024-12-06 02:46:54,893 INFO L77 FloydHoareUtils]: At program point L132-2(lines 132 135) the Hoare annotation is: |ULTIMATE.start_main_#t~short17#1| [2024-12-06 02:46:54,893 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 02:46:54,893 INFO L77 FloydHoareUtils]: At program point L50(lines 50 51) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_expf_~x#1|) (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (and (= |ULTIMATE.start___ieee754_expf_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= (bvand (_ bv1 32) (bvashr .cse0 (_ bv31 32))) |ULTIMATE.start___ieee754_expf_~xsb~0#1|)))) (exists ((|ULTIMATE.start___ieee754_expf_~sx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_expf_~hx~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= currentRoundingMode roundNearestTiesToEven)) [2024-12-06 02:46:54,893 INFO L75 FloydHoareUtils]: For program point L83-1(lines 83 87) no Hoare annotation was computed. [2024-12-06 02:46:54,893 INFO L75 FloydHoareUtils]: For program point L83-2(lines 83 87) no Hoare annotation was computed. [2024-12-06 02:46:54,894 INFO L75 FloydHoareUtils]: For program point L133(line 133) no Hoare annotation was computed. [2024-12-06 02:46:54,894 INFO L75 FloydHoareUtils]: For program point L101(lines 101 105) no Hoare annotation was computed. [2024-12-06 02:46:54,894 INFO L75 FloydHoareUtils]: For program point L101-1(lines 101 105) no Hoare annotation was computed. [2024-12-06 02:46:54,894 INFO L75 FloydHoareUtils]: For program point L101-3(lines 101 105) no Hoare annotation was computed. [2024-12-06 02:46:54,902 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-12-06 02:46:54,903 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-12-06 02:46:54,903 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-12-06 02:46:54,904 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-12-06 02:46:54,904 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-12-06 02:46:54,904 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-12-06 02:46:54,904 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:46:54,905 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-12-06 02:46:54,905 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:46:54,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:46:54 ImpRootNode [2024-12-06 02:46:54,906 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:46:54,906 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:46:54,906 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:46:54,906 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:46:54,907 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:45:41" (3/4) ... [2024-12-06 02:46:54,909 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:46:54,915 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-12-06 02:46:54,915 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 02:46:54,915 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 02:46:54,916 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:46:55,002 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:46:55,002 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:46:55,002 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:46:55,003 INFO L158 Benchmark]: Toolchain (without parser) took 109339.89ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 55.8MB in the end (delta: 14.0MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-12-06 02:46:55,003 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:46:55,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.30ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 56.1MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:46:55,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.19ms. Allocated memory is still 92.3MB. Free memory was 56.1MB in the beginning and 54.3MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:46:55,004 INFO L158 Benchmark]: Boogie Preprocessor took 39.41ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 52.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:46:55,004 INFO L158 Benchmark]: RCFGBuilder took 35547.98ms. Allocated memory is still 92.3MB. Free memory was 52.3MB in the beginning and 58.1MB in the end (delta: -5.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-12-06 02:46:55,005 INFO L158 Benchmark]: CodeCheck took 73346.45ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 61.6MB in the end (delta: -3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:46:55,005 INFO L158 Benchmark]: Witness Printer took 96.18ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 55.8MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:46:55,007 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 72.8s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 7 mSolverCounterUnknown, 321 SdHoareTripleChecker+Valid, 137.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 80 mSDsluCounter, 220 SdHoareTripleChecker+Invalid, 132.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 54 mSDsCounter, 89 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 408 IncrementalHoareTripleChecker+Invalid, 504 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 89 mSolverCounterUnsat, 166 mSDtfsCounter, 408 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 670 GetRequests, 604 SyntacticMatches, 8 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1035 ImplicationChecksByTransitivity, 17.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 68 ConstructedInterpolants, 24 QuantifiedInterpolants, 721 SizeOfPredicates, 19 NumberOfNonLiveVariables, 465 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 133]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.30ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 56.1MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.19ms. Allocated memory is still 92.3MB. Free memory was 56.1MB in the beginning and 54.3MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.41ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 52.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 35547.98ms. Allocated memory is still 92.3MB. Free memory was 52.3MB in the beginning and 58.1MB in the end (delta: -5.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * CodeCheck took 73346.45ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 61.6MB in the end (delta: -3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 96.18ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 55.8MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-12-06 02:46:55,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee700fc-b3ee-4cc0-9d5c-2621f8d11b38/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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