./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.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_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/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_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/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_ca282ba0-770d-4c69-b570-9dda9a96cd33/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 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:08:54,584 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:08:54,642 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:08:54,647 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:08:54,647 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:08:54,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:08:54,667 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:08:54,667 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:08:54,668 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:08:54,668 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:08:54,668 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:08:54,668 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:08:54,668 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:08:54,668 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:08:54,668 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:08:54,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:08:54,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:08:54,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:08:54,669 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:08:54,669 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:08:54,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:08:54,669 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:08:54,669 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:08:54,669 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:08:54,669 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:08:54,669 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:08:54,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:08:54,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:08:54,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:08:54,670 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:08:54,670 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:08:54,670 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:08:54,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:08:54,670 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_ca282ba0-770d-4c69-b570-9dda9a96cd33/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 -> 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 [2024-12-06 03:08:54,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:08:54,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:08:54,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:08:54,927 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:08:54,928 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:08:54,929 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2024-12-06 03:08:57,657 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/data/d3626146e/3e8d58d889b346f38e90759652446bba/FLAGddf0188c5 [2024-12-06 03:08:57,856 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:08:57,857 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2024-12-06 03:08:57,863 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/data/d3626146e/3e8d58d889b346f38e90759652446bba/FLAGddf0188c5 [2024-12-06 03:08:57,876 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/data/d3626146e/3e8d58d889b346f38e90759652446bba [2024-12-06 03:08:57,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:08:57,880 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:08:57,882 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:08:57,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:08:57,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:08:57,888 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:08:57" (1/1) ... [2024-12-06 03:08:57,889 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@121081b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:57, skipping insertion in model container [2024-12-06 03:08:57,889 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:08:57" (1/1) ... [2024-12-06 03:08:57,908 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:08:58,044 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 03:08:58,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21fe8635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:08:58, skipping insertion in model container [2024-12-06 03:08:58,045 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:08:58,046 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 03:08:58,047 INFO L158 Benchmark]: Toolchain (without parser) took 166.41ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 109.0MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:08:58,048 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:08:58,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 163.57ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 109.0MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:08:58,049 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 163.57ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 109.0MB in the end (delta: 8.6MB). 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_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/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_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/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_ca282ba0-770d-4c69-b570-9dda9a96cd33/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 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:08:59,874 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:08:59,960 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:08:59,987 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:08:59,987 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:08:59,988 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:08:59,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:08:59,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:08:59,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:08:59,988 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:08:59,988 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:08:59,988 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:08:59,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:08:59,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:08:59,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:08:59,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:08:59,989 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:08:59,989 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:08:59,989 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:08:59,989 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:08:59,989 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:08:59,989 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:08:59,990 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:08:59,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:08:59,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:08:59,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:08:59,990 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:08:59,990 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:08:59,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:08:59,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:08:59,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:08:59,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:08:59,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:08:59,991 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:08:59,991 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:08:59,991 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:08:59,991 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_ca282ba0-770d-4c69-b570-9dda9a96cd33/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 -> 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 [2024-12-06 03:09:00,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:09:00,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:09:00,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:09:00,248 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:09:00,248 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:09:00,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2024-12-06 03:09:02,894 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/data/1f8550856/0f778e4b92984da98117984088ed37c7/FLAG1b3b36ebc [2024-12-06 03:09:03,086 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:09:03,086 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2024-12-06 03:09:03,096 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/data/1f8550856/0f778e4b92984da98117984088ed37c7/FLAG1b3b36ebc [2024-12-06 03:09:03,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/data/1f8550856/0f778e4b92984da98117984088ed37c7 [2024-12-06 03:09:03,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:09:03,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:09:03,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:09:03,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:09:03,126 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:09:03,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eebe6f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03, skipping insertion in model container [2024-12-06 03:09:03,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,149 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:09:03,365 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_ca282ba0-770d-4c69-b570-9dda9a96cd33/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c[4118,4131] [2024-12-06 03:09:03,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:09:03,385 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:09:03,428 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_ca282ba0-770d-4c69-b570-9dda9a96cd33/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c[4118,4131] [2024-12-06 03:09:03,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:09:03,446 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:09:03,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03 WrapperNode [2024-12-06 03:09:03,447 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:09:03,448 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:09:03,448 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:09:03,448 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:09:03,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,487 INFO L138 Inliner]: procedures = 21, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 205 [2024-12-06 03:09:03,487 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:09:03,487 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:09:03,488 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:09:03,488 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:09:03,494 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,499 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,508 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,513 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,517 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:09:03,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:09:03,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:09:03,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:09:03,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:09:03" (1/1) ... [2024-12-06 03:09:03,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:09:03,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:09:03,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:09:03,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:09:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:09:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:09:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:09:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 03:09:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 03:09:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:09:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:09:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 03:09:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 03:09:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:09:03,660 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:09:03,661 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:10:15,390 INFO L? ?]: Removed 68 outVars from TransFormulas that were not future-live. [2024-12-06 03:10:15,391 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:10:15,465 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:10:15,465 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-06 03:10:15,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:10:15 BoogieIcfgContainer [2024-12-06 03:10:15,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:10:15,466 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:10:15,466 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:10:15,475 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:10:15,476 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:10:15,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:15,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2024-12-06 03:10:15,529 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-12-06 03:10:15,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:10:15,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:15,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:10:15,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:10:15,534 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:10:15,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:10:16,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:16,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:10:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:16,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 03:10:16,107 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:10:16,125 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 03:10:16,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:10:16,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:16,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2024-12-06 03:10:16,182 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2024-12-06 03:10:16,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:10:16,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:16,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:10:16,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:10:16,185 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:10:16,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:10:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:17,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:10:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:17,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 03:10:17,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:10:17,680 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:10:17,682 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-06 03:10:17,829 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 03:10:17,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 03:10:18,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:18,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2024-12-06 03:10:18,866 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-12-06 03:10:18,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:10:18,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:18,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:10:18,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:10:18,868 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:10:18,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:10:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:20,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:10:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:20,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 03:10:20,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:10:21,646 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 03:10:21,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 03:10:24,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:10:35,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:10:45,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:10:47,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:10:49,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:10:50,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:10:50,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:50,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-12-06 03:10:50,914 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-12-06 03:10:50,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:10:50,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:50,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:10:50,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:10:50,917 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:10:50,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 03:10:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:52,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:10:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:52,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:10:52,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:10:52,160 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 03:10:52,176 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 03:10:52,263 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 03:10:52,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 03:10:53,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:53,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-12-06 03:10:53,335 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-12-06 03:10:53,335 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 03:10:53,335 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-12-06 03:10:53,341 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 03:10:53,753 INFO L77 FloydHoareUtils]: At program point L118(lines 118 119) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_log10f_~x#1|)) [2024-12-06 03:10:53,753 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 149 166) the Hoare annotation is: true [2024-12-06 03:10:53,754 INFO L77 FloydHoareUtils]: At program point L160(lines 160 163) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret12#1|) [2024-12-06 03:10:53,754 INFO L75 FloydHoareUtils]: For program point L127-1(lines 127 131) no Hoare annotation was computed. [2024-12-06 03:10:53,754 INFO L75 FloydHoareUtils]: For program point L127-2(lines 127 131) no Hoare annotation was computed. [2024-12-06 03:10:53,754 INFO L77 FloydHoareUtils]: At program point L111-1(lines 111 115) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_log10f_~x#1|)) [2024-12-06 03:10:53,754 INFO L77 FloydHoareUtils]: At program point L111-2(lines 111 115) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_log10f_~x#1|)) [2024-12-06 03:10:53,754 INFO L77 FloydHoareUtils]: At program point L111-4(lines 111 115) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_log10f_~x#1|)) [2024-12-06 03:10:53,754 INFO L75 FloydHoareUtils]: For program point L37(lines 37 38) no Hoare annotation was computed. [2024-12-06 03:10:53,754 INFO L75 FloydHoareUtils]: For program point L161(line 161) no Hoare annotation was computed. [2024-12-06 03:10:53,755 INFO L77 FloydHoareUtils]: At program point L120(lines 120 121) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_log10f_~x#1|)) [2024-12-06 03:10:53,755 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 03:10:53,755 INFO L75 FloydHoareUtils]: For program point L137-1(lines 137 141) no Hoare annotation was computed. [2024-12-06 03:10:53,755 INFO L75 FloydHoareUtils]: For program point L137-2(lines 137 141) no Hoare annotation was computed. [2024-12-06 03:10:53,755 INFO L75 FloydHoareUtils]: For program point L137-4(lines 137 141) no Hoare annotation was computed. [2024-12-06 03:10:53,755 INFO L75 FloydHoareUtils]: For program point L39(lines 39 47) no Hoare annotation was computed. [2024-12-06 03:10:53,755 INFO L75 FloydHoareUtils]: For program point L39-1(lines 39 47) no Hoare annotation was computed. [2024-12-06 03:10:53,755 INFO L75 FloydHoareUtils]: For program point L122(lines 122 123) no Hoare annotation was computed. [2024-12-06 03:10:53,755 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 161) no Hoare annotation was computed. [2024-12-06 03:10:53,755 INFO L75 FloydHoareUtils]: For program point L33(lines 33 34) no Hoare annotation was computed. [2024-12-06 03:10:53,755 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 03:10:53,756 INFO L75 FloydHoareUtils]: For program point L124(lines 124 132) no Hoare annotation was computed. [2024-12-06 03:10:53,756 INFO L75 FloydHoareUtils]: For program point L124-1(lines 124 132) no Hoare annotation was computed. [2024-12-06 03:10:53,756 INFO L75 FloydHoareUtils]: For program point __ieee754_logf_returnLabel#1(lines 22 98) no Hoare annotation was computed. [2024-12-06 03:10:53,756 INFO L75 FloydHoareUtils]: For program point L42-1(lines 42 46) no Hoare annotation was computed. [2024-12-06 03:10:53,756 INFO L75 FloydHoareUtils]: For program point L42-2(lines 42 46) no Hoare annotation was computed. [2024-12-06 03:10:53,756 INFO L75 FloydHoareUtils]: For program point L26-1(lines 26 30) no Hoare annotation was computed. [2024-12-06 03:10:53,756 INFO L75 FloydHoareUtils]: For program point L26-2(lines 26 30) no Hoare annotation was computed. [2024-12-06 03:10:53,756 INFO L75 FloydHoareUtils]: For program point L26-4(lines 26 30) no Hoare annotation was computed. [2024-12-06 03:10:53,756 INFO L75 FloydHoareUtils]: For program point L51-1(lines 51 55) no Hoare annotation was computed. [2024-12-06 03:10:53,756 INFO L75 FloydHoareUtils]: For program point L51-2(lines 51 55) no Hoare annotation was computed. [2024-12-06 03:10:53,756 INFO L75 FloydHoareUtils]: For program point L51-4(lines 51 55) no Hoare annotation was computed. [2024-12-06 03:10:53,757 INFO L77 FloydHoareUtils]: At program point __ieee754_log10f_returnLabel#1(lines 107 144) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (let ((.cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (fp.sub currentRoundingMode .cse0 .cse0)) ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53))) |ULTIMATE.start___ieee754_log10f_#res#1|)) [2024-12-06 03:10:53,757 INFO L75 FloydHoareUtils]: For program point L35(lines 35 36) no Hoare annotation was computed. [2024-12-06 03:10:53,761 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 03:10:53,764 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-12-06 03:10:53,765 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-12-06 03:10:53,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:10:53 ImpRootNode [2024-12-06 03:10:53,766 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:10:53,766 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:10:53,767 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:10:53,767 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:10:53,767 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:10:15" (3/4) ... [2024-12-06 03:10:53,769 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 03:10:53,775 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2024-12-06 03:10:53,776 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 03:10:53,776 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 03:10:53,776 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 03:10:53,851 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:10:53,852 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:10:53,852 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:10:53,852 INFO L158 Benchmark]: Toolchain (without parser) took 110734.19ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 52.1MB in the end (delta: 17.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-12-06 03:10:53,853 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:53,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.23ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 55.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:10:53,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.22ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 53.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:53,854 INFO L158 Benchmark]: Boogie Preprocessor took 32.48ms. Allocated memory is still 92.3MB. Free memory was 53.2MB in the beginning and 51.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:53,854 INFO L158 Benchmark]: RCFGBuilder took 71944.77ms. Allocated memory is still 92.3MB. Free memory was 51.2MB in the beginning and 55.0MB in the end (delta: -3.7MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-12-06 03:10:53,855 INFO L158 Benchmark]: CodeCheck took 38300.04ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 58.0MB in the end (delta: -3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:53,855 INFO L158 Benchmark]: Witness Printer took 85.24ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 52.1MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:10:53,857 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: 37.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 119 SdHoareTripleChecker+Valid, 56.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 89 SdHoareTripleChecker+Invalid, 54.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 28 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 91 IncrementalHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 61 mSDtfsCounter, 91 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 267 GetRequests, 248 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 10 QuantifiedInterpolants, 248 SizeOfPredicates, 9 NumberOfNonLiveVariables, 187 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 161]: 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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.23ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 55.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.22ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 53.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.48ms. Allocated memory is still 92.3MB. Free memory was 53.2MB in the beginning and 51.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 71944.77ms. Allocated memory is still 92.3MB. Free memory was 51.2MB in the beginning and 55.0MB in the end (delta: -3.7MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * CodeCheck took 38300.04ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 58.0MB in the end (delta: -3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 85.24ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 52.1MB in the end (delta: 5.9MB). 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: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode RESULT: Ultimate proved your program to be correct! [2024-12-06 03:10:53,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca282ba0-770d-4c69-b570-9dda9a96cd33/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