./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0910a.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_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/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_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0910a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/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_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/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 1985c142f4bad82ade144c3cf2f9b0ec416a6e8e883d7c5dd74ff953a2b83fc0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:45:30,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:45:30,711 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:45:30,715 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:45:30,716 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:45:30,733 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:45:30,734 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:45:30,735 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:45:30,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:45:30,735 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:45:30,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:45:30,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:45:30,736 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:45:30,736 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:45:30,736 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:45:30,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:45:30,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:45:30,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:45:30,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:45:30,736 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:45:30,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:45:30,737 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:45:30,737 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:45:30,737 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:45:30,737 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:45:30,737 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:45:30,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:45:30,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:45:30,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:45:30,738 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:45:30,738 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:45:30,738 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:45:30,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:45:30,738 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_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/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 -> 1985c142f4bad82ade144c3cf2f9b0ec416a6e8e883d7c5dd74ff953a2b83fc0 [2024-12-06 02:45:30,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:45:30,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:45:30,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:45:30,946 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:45:30,947 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:45:30,948 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2024-12-06 02:45:33,633 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/data/237dee4fa/9e6576a67a8e419abb28f6c9f156af96/FLAGa23d24988 [2024-12-06 02:45:33,810 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:45:33,811 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2024-12-06 02:45:33,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/data/237dee4fa/9e6576a67a8e419abb28f6c9f156af96/FLAGa23d24988 [2024-12-06 02:45:33,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/data/237dee4fa/9e6576a67a8e419abb28f6c9f156af96 [2024-12-06 02:45:33,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:45:33,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:45:33,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:45:33,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:45:33,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:45:33,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:45:33" (1/1) ... [2024-12-06 02:45:33,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b7f9f7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:33, skipping insertion in model container [2024-12-06 02:45:33,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:45:33" (1/1) ... [2024-12-06 02:45:33,860 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:45:33,981 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 02:45:33,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@421c469a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:33, skipping insertion in model container [2024-12-06 02:45:33,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:45:33,982 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 02:45:33,983 INFO L158 Benchmark]: Toolchain (without parser) took 146.04ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 83.9MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:45:33,983 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.7MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:45:33,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 143.66ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 83.9MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:45:33,985 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.7MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 143.66ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 83.9MB 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: 8]: 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_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/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_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0910a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/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_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/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 1985c142f4bad82ade144c3cf2f9b0ec416a6e8e883d7c5dd74ff953a2b83fc0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:45:35,748 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:45:35,826 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:45:35,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:45:35,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:45:35,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:45:35,853 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:45:35,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:45:35,853 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:45:35,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:45:35,854 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:45:35,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:45:35,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:45:35,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:45:35,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:45:35,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:45:35,854 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:45:35,854 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:45:35,854 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:45:35,854 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:45:35,855 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:45:35,855 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:45:35,855 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:45:35,855 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:45:35,855 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:45:35,855 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:45:35,855 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:35,855 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:45:35,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:45:35,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:45:35,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:45:35,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:45:35,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:45:35,856 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:45:35,856 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:35,856 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:45:35,856 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_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/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 -> 1985c142f4bad82ade144c3cf2f9b0ec416a6e8e883d7c5dd74ff953a2b83fc0 [2024-12-06 02:45:36,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:45:36,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:45:36,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:45:36,113 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:45:36,114 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:45:36,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2024-12-06 02:45:38,847 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/data/e4b2ea2f2/e6a76a23125f48fe915004362ded25dc/FLAG626f15eb7 [2024-12-06 02:45:39,018 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:45:39,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2024-12-06 02:45:39,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/data/e4b2ea2f2/e6a76a23125f48fe915004362ded25dc/FLAG626f15eb7 [2024-12-06 02:45:39,039 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/data/e4b2ea2f2/e6a76a23125f48fe915004362ded25dc [2024-12-06 02:45:39,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:45:39,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:45:39,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:45:39,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:45:39,047 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:45:39,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f2ef6e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39, skipping insertion in model container [2024-12-06 02:45:39,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,061 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:45:39,199 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_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/sv-benchmarks/c/float-newlib/float_req_bl_0910a.c[3092,3105] [2024-12-06 02:45:39,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:45:39,214 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:45:39,243 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_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/sv-benchmarks/c/float-newlib/float_req_bl_0910a.c[3092,3105] [2024-12-06 02:45:39,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:45:39,257 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:45:39,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39 WrapperNode [2024-12-06 02:45:39,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:45:39,259 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:45:39,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:45:39,259 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:45:39,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,292 INFO L138 Inliner]: procedures = 19, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 152 [2024-12-06 02:45:39,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:45:39,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:45:39,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:45:39,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:45:39,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,313 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,314 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,319 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:45:39,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:45:39,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:45:39,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:45:39,325 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:39" (1/1) ... [2024-12-06 02:45:39,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:45:39,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:45:39,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:45:39,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:45:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:45:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:45:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:45:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 02:45:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:45:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:45:39,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:45:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 02:45:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:45:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:45:39,443 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:45:39,444 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:46:31,445 INFO L? ?]: Removed 56 outVars from TransFormulas that were not future-live. [2024-12-06 02:46:31,445 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:46:31,525 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:46:31,525 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 02:46:31,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:31 BoogieIcfgContainer [2024-12-06 02:46:31,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:46:31,527 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:46:31,527 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:46:31,536 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:46:31,536 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:31" (1/1) ... [2024-12-06 02:46:31,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:46:31,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:31,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2024-12-06 02:46:31,582 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2024-12-06 02:46:31,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:46:31,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:31,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:31,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:31,587 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:31,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:46:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:31,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:32,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:46:32,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:32,050 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 02:46:32,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:46:42,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:46:42,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:42,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-12-06 02:46:42,697 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-12-06 02:46:42,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:46:42,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:42,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:42,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:42,701 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:42,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:46:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:43,963 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:44,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 02:46:44,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:45,092 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 02:46:45,094 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2024-12-06 02:46:45,782 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 02:46:45,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:46:57,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:47:08,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:47:10,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:47:12,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:47:13,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:47:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:15,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-12-06 02:47:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-12-06 02:47:15,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:47:15,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:15,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:15,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:15,657 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:15,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:47:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:16,697 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:16,805 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:47:16,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:17,451 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 02:47:17,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-12-06 02:47:18,277 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 02:47:18,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:47:28,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:47:28,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:28,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-12-06 02:47:28,610 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-12-06 02:47:28,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:47:28,610 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-12-06 02:47:28,617 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:47:29,714 INFO L77 FloydHoareUtils]: At program point L44(lines 44 45) the Hoare annotation is: (and (= ~two25_log~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) (_ +zero 8 24))) [2024-12-06 02:47:29,714 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 111 126) the Hoare annotation is: true [2024-12-06 02:47:29,714 INFO L75 FloydHoareUtils]: For program point L53-1(lines 53 57) no Hoare annotation was computed. [2024-12-06 02:47:29,714 INFO L75 FloydHoareUtils]: For program point L53-2(lines 53 57) no Hoare annotation was computed. [2024-12-06 02:47:29,714 INFO L77 FloydHoareUtils]: At program point L37-1(lines 37 41) the Hoare annotation is: (and (= ~two25_log~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) (_ +zero 8 24))) [2024-12-06 02:47:29,714 INFO L77 FloydHoareUtils]: At program point L37-2(lines 37 41) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_logf_~x#1| (_ +zero 8 24)) (= ~two25_log~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0)) [2024-12-06 02:47:29,714 INFO L77 FloydHoareUtils]: At program point L37-4(lines 37 41) the Hoare annotation is: (and (= ~two25_log~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) (_ +zero 8 24))) [2024-12-06 02:47:29,715 INFO L75 FloydHoareUtils]: For program point L62-1(lines 62 66) no Hoare annotation was computed. [2024-12-06 02:47:29,715 INFO L75 FloydHoareUtils]: For program point L62-2(lines 62 66) no Hoare annotation was computed. [2024-12-06 02:47:29,715 INFO L75 FloydHoareUtils]: For program point L62-4(lines 62 66) no Hoare annotation was computed. [2024-12-06 02:47:29,715 INFO L75 FloydHoareUtils]: For program point L46(lines 46 47) no Hoare annotation was computed. [2024-12-06 02:47:29,715 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:47:29,715 INFO L77 FloydHoareUtils]: At program point L121(lines 121 124) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret9#1|) [2024-12-06 02:47:29,715 INFO L75 FloydHoareUtils]: For program point L122(line 122) no Hoare annotation was computed. [2024-12-06 02:47:29,715 INFO L75 FloydHoareUtils]: For program point L48(lines 48 49) no Hoare annotation was computed. [2024-12-06 02:47:29,716 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 122) no Hoare annotation was computed. [2024-12-06 02:47:29,716 INFO L77 FloydHoareUtils]: At program point L16-1(lines 16 20) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0))) ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53))))) [2024-12-06 02:47:29,716 INFO L77 FloydHoareUtils]: At program point L16-2(lines 16 20) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_isinf_float_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0))) ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53))))) [2024-12-06 02:47:29,716 INFO L77 FloydHoareUtils]: At program point L16-4(lines 16 20) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0))) ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53))))) [2024-12-06 02:47:29,717 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 02:47:29,717 INFO L77 FloydHoareUtils]: At program point __ieee754_logf_returnLabel#1(lines 33 109) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_logf_#res#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0))) ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53))))) [2024-12-06 02:47:29,717 INFO L75 FloydHoareUtils]: For program point L50(lines 50 58) no Hoare annotation was computed. [2024-12-06 02:47:29,717 INFO L75 FloydHoareUtils]: For program point L50-1(lines 50 58) no Hoare annotation was computed. [2024-12-06 02:47:29,723 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2024-12-06 02:47:29,724 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-12-06 02:47:29,724 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-12-06 02:47:29,726 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:47:29,727 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:47:29,727 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:47:29,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:47:29 ImpRootNode [2024-12-06 02:47:29,728 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:47:29,729 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:47:29,729 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:47:29,729 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:47:29,729 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:31" (3/4) ... [2024-12-06 02:47:29,732 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:47:29,739 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-12-06 02:47:29,739 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-12-06 02:47:29,739 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 02:47:29,739 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:47:29,805 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:47:29,805 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:47:29,805 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:47:29,806 INFO L158 Benchmark]: Toolchain (without parser) took 110763.69ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 54.5MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-12-06 02:47:29,806 INFO L158 Benchmark]: CDTParser took 0.40ms. 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 02:47:29,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 214.51ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 56.4MB in the end (delta: 13.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:47:29,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.20ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 54.8MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:47:29,807 INFO L158 Benchmark]: Boogie Preprocessor took 30.18ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 53.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:47:29,807 INFO L158 Benchmark]: RCFGBuilder took 52201.77ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 60.2MB in the end (delta: -7.3MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-12-06 02:47:29,807 INFO L158 Benchmark]: CodeCheck took 58201.47ms. Allocated memory is still 92.3MB. Free memory was 60.2MB in the beginning and 60.1MB in the end (delta: 125.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:47:29,808 INFO L158 Benchmark]: Witness Printer took 76.69ms. Allocated memory is still 92.3MB. Free memory was 60.1MB in the beginning and 54.5MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:47:29,809 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, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 57.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 7 mSolverCounterUnknown, 108 SdHoareTripleChecker+Valid, 89.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 83 SdHoareTripleChecker+Invalid, 85.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 69 IncrementalHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 59 mSDtfsCounter, 69 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 12.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 29 ConstructedInterpolants, 4 QuantifiedInterpolants, 177 SizeOfPredicates, 7 NumberOfNonLiveVariables, 157 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 122]: 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 0.40ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 214.51ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 56.4MB in the end (delta: 13.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.20ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 54.8MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.18ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 53.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 52201.77ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 60.2MB in the end (delta: -7.3MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * CodeCheck took 58201.47ms. Allocated memory is still 92.3MB. Free memory was 60.2MB in the beginning and 60.1MB in the end (delta: 125.7kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 76.69ms. Allocated memory is still 92.3MB. Free memory was 60.1MB in the beginning and 54.5MB in the end (delta: 5.6MB). 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: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-12-06 02:47:30,016 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 02:47:30,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaa3bc-f95a-45d7-8fce-0bb8c33671a9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE