./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b.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_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/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_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/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_5fc398ee-7d19-4827-9412-894b0e03fdd6/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 45e9ef0692e3186ad9297b4e869c7d15f1ceee202d872ad29a65efad2e93c077 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:18:37,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:18:37,699 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:18:37,704 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:18:37,704 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:18:37,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:18:37,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:18:37,724 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:18:37,724 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:18:37,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:18:37,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:18:37,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:18:37,725 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:18:37,725 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:18:37,725 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:18:37,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:18:37,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:18:37,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:18:37,725 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:18:37,725 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:18:37,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:18:37,726 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:18:37,726 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:18:37,726 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:18:37,726 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:18:37,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:18:37,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:18:37,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:18:37,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:18:37,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:18:37,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:18:37,727 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:18:37,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:18:37,727 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_5fc398ee-7d19-4827-9412-894b0e03fdd6/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 -> 45e9ef0692e3186ad9297b4e869c7d15f1ceee202d872ad29a65efad2e93c077 [2024-12-05 22:18:37,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:18:37,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:18:37,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:18:37,953 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:18:37,954 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:18:37,955 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b.c [2024-12-05 22:18:40,639 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/data/64d090497/eecf9df72f004fc79075c03f9dc9de19/FLAGfe2abd81a [2024-12-05 22:18:40,810 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:18:40,810 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/sv-benchmarks/c/float-newlib/float_req_bl_0920b.c [2024-12-05 22:18:40,821 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/data/64d090497/eecf9df72f004fc79075c03f9dc9de19/FLAGfe2abd81a [2024-12-05 22:18:40,835 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/data/64d090497/eecf9df72f004fc79075c03f9dc9de19 [2024-12-05 22:18:40,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:18:40,839 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:18:40,840 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:40,840 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:18:40,845 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:18:40,846 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:40" (1/1) ... [2024-12-05 22:18:40,847 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2761da3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:40, skipping insertion in model container [2024-12-05 22:18:40,847 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:40" (1/1) ... [2024-12-05 22:18:40,863 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:18:40,989 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-05 22:18:40,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a22b00f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:40, skipping insertion in model container [2024-12-05 22:18:40,990 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:40,990 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-05 22:18:40,992 INFO L158 Benchmark]: Toolchain (without parser) took 152.49ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 84.2MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:18:40,992 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 86.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:40,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 150.10ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 84.2MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:18:40,994 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 86.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 150.10ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 84.2MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9]: Unsupported Syntax floats in unions are not supported in the integer translation. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/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_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/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_5fc398ee-7d19-4827-9412-894b0e03fdd6/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 45e9ef0692e3186ad9297b4e869c7d15f1ceee202d872ad29a65efad2e93c077 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:18:42,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:18:42,828 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:18:42,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:18:42,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:18:42,856 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:18:42,856 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:18:42,856 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:18:42,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:18:42,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:18:42,857 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:18:42,857 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:18:42,857 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:18:42,857 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:18:42,857 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:18:42,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:18:42,857 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:18:42,857 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:18:42,858 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:18:42,858 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:18:42,858 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:18:42,858 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:18:42,858 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:18:42,858 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:18:42,858 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:18:42,858 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:18:42,858 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:18:42,858 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:18:42,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:18:42,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:18:42,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:18:42,859 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:18:42,859 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:18:42,859 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:18:42,859 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:18:42,859 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:18:42,859 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_5fc398ee-7d19-4827-9412-894b0e03fdd6/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 -> 45e9ef0692e3186ad9297b4e869c7d15f1ceee202d872ad29a65efad2e93c077 [2024-12-05 22:18:43,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:18:43,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:18:43,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:18:43,110 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:18:43,111 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:18:43,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b.c [2024-12-05 22:18:45,832 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/data/068e30964/60ac23adba064f76ba697519ad414b02/FLAG317ab2ac9 [2024-12-05 22:18:45,988 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:18:45,989 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/sv-benchmarks/c/float-newlib/float_req_bl_0920b.c [2024-12-05 22:18:45,996 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/data/068e30964/60ac23adba064f76ba697519ad414b02/FLAG317ab2ac9 [2024-12-05 22:18:46,380 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/data/068e30964/60ac23adba064f76ba697519ad414b02 [2024-12-05 22:18:46,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:18:46,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:18:46,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:46,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:18:46,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:18:46,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f790fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46, skipping insertion in model container [2024-12-05 22:18:46,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,403 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:18:46,538 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_5fc398ee-7d19-4827-9412-894b0e03fdd6/sv-benchmarks/c/float-newlib/float_req_bl_0920b.c[3250,3263] [2024-12-05 22:18:46,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:18:46,552 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:18:46,580 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_5fc398ee-7d19-4827-9412-894b0e03fdd6/sv-benchmarks/c/float-newlib/float_req_bl_0920b.c[3250,3263] [2024-12-05 22:18:46,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:18:46,593 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:18:46,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46 WrapperNode [2024-12-05 22:18:46,593 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:46,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:18:46,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:18:46,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:18:46,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,623 INFO L138 Inliner]: procedures = 21, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 139 [2024-12-05 22:18:46,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:18:46,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:18:46,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:18:46,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:18:46,631 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,635 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,644 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,645 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,652 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,655 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:18:46,655 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:18:46,655 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:18:46,655 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:18:46,656 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:46" (1/1) ... [2024-12-05 22:18:46,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:18:46,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:18:46,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:18:46,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:18:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:18:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:18:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 22:18:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-05 22:18:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 22:18:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:18:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:18:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-05 22:18:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 22:18:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:18:46,771 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:18:46,773 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:19:40,990 INFO L? ?]: Removed 56 outVars from TransFormulas that were not future-live. [2024-12-05 22:19:40,990 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:19:41,058 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:19:41,058 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-05 22:19:41,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:19:41 BoogieIcfgContainer [2024-12-05 22:19:41,058 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:19:41,059 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:19:41,059 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:19:41,068 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:19:41,069 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:19:41" (1/1) ... [2024-12-05 22:19:41,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:19:41,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:19:41,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-12-05 22:19:41,117 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-12-05 22:19:41,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:19:41,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:19:41,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:19:41,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:19:41,121 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:19:41,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:19:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:19:41,509 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:19:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:19:41,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:19:41,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:19:41,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:19:41,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:19:51,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:19:52,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:19:52,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-12-05 22:19:52,184 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-12-05 22:19:52,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:19:52,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:19:52,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:19:52,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:19:52,187 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:19:52,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:19:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:19:53,070 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:19:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:19:53,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:19:53,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:19:53,335 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 22:19:53,337 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-05 22:19:53,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:19:53,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:19:54,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:19:54,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-12-05 22:19:54,953 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-12-05 22:19:54,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:19:54,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:19:54,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:19:54,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:19:54,955 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:19:54,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:19:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:19:56,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:19:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:19:56,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:19:56,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:19:57,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:19:57,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:20:12,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 22:20:22,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 22:20:24,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 22:20:27,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 22:20:28,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:20:28,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-12-05 22:20:28,349 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-12-05 22:20:28,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:20:28,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:20:28,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:20:28,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:20:28,351 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:20:28,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 22:20:29,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:20:29,090 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:20:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:20:29,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 22:20:29,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:20:29,204 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 22:20:29,205 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-05 22:20:29,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:20:29,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 22:20:30,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:20:30,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-12-05 22:20:30,917 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-12-05 22:20:30,917 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 22:20:30,918 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-12-05 22:20:30,924 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 22:20:31,713 INFO L77 FloydHoareUtils]: At program point L126(lines 126 129) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret9#1|) [2024-12-05 22:20:31,713 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 115 132) the Hoare annotation is: true [2024-12-05 22:20:31,713 INFO L75 FloydHoareUtils]: For program point L127(line 127) no Hoare annotation was computed. [2024-12-05 22:20:31,714 INFO L77 FloydHoareUtils]: At program point L45(lines 45 46) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (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|)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_logf_~x#1|)) [2024-12-05 22:20:31,714 INFO L75 FloydHoareUtils]: For program point L54-1(lines 54 58) no Hoare annotation was computed. [2024-12-05 22:20:31,714 INFO L75 FloydHoareUtils]: For program point L54-2(lines 54 58) no Hoare annotation was computed. [2024-12-05 22:20:31,714 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 22:20:31,714 INFO L77 FloydHoareUtils]: At program point L38-1(lines 38 42) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (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|)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_logf_~x#1|)) [2024-12-05 22:20:31,714 INFO L77 FloydHoareUtils]: At program point L38-2(lines 38 42) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_logf_~x#1|)) [2024-12-05 22:20:31,715 INFO L77 FloydHoareUtils]: At program point L38-4(lines 38 42) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (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|)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_logf_~x#1|)) [2024-12-05 22:20:31,715 INFO L75 FloydHoareUtils]: For program point L63-1(lines 63 67) no Hoare annotation was computed. [2024-12-05 22:20:31,715 INFO L75 FloydHoareUtils]: For program point L63-2(lines 63 67) no Hoare annotation was computed. [2024-12-05 22:20:31,715 INFO L75 FloydHoareUtils]: For program point L63-4(lines 63 67) no Hoare annotation was computed. [2024-12-05 22:20:31,715 INFO L77 FloydHoareUtils]: At program point L47(lines 47 48) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (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|)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_logf_~x#1|)) [2024-12-05 22:20:31,715 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 127) no Hoare annotation was computed. [2024-12-05 22:20:31,715 INFO L75 FloydHoareUtils]: For program point L49(lines 49 50) no Hoare annotation was computed. [2024-12-05 22:20:31,715 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 22:20:31,716 INFO L77 FloydHoareUtils]: At program point __ieee754_logf_returnLabel#1(lines 34 110) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_logf_#res#1| (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))))) [2024-12-05 22:20:31,716 INFO L75 FloydHoareUtils]: For program point L51(lines 51 59) no Hoare annotation was computed. [2024-12-05 22:20:31,716 INFO L75 FloydHoareUtils]: For program point L51-1(lines 51 59) no Hoare annotation was computed. [2024-12-05 22:20:31,724 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-05 22:20:31,725 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-12-05 22:20:31,726 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-12-05 22:20:31,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:20:31 ImpRootNode [2024-12-05 22:20:31,727 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:20:31,727 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:20:31,727 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:20:31,727 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:20:31,728 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:19:41" (3/4) ... [2024-12-05 22:20:31,729 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 22:20:31,735 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-12-05 22:20:31,735 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-12-05 22:20:31,735 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 22:20:31,736 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:20:31,796 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:20:31,796 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:20:31,797 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:20:31,797 INFO L158 Benchmark]: Toolchain (without parser) took 105413.82ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 25.1MB in the end (delta: 44.8MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2024-12-05 22:20:31,798 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:20:31,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.86ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 56.2MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:20:31,798 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.86ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 54.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:20:31,798 INFO L158 Benchmark]: Boogie Preprocessor took 31.25ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 52.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:20:31,799 INFO L158 Benchmark]: RCFGBuilder took 54403.06ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 61.0MB in the end (delta: -8.1MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-12-05 22:20:31,799 INFO L158 Benchmark]: CodeCheck took 50667.58ms. Allocated memory is still 92.3MB. Free memory was 61.0MB in the beginning and 30.1MB in the end (delta: 30.9MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2024-12-05 22:20:31,799 INFO L158 Benchmark]: Witness Printer took 69.63ms. Allocated memory is still 92.3MB. Free memory was 30.1MB in the beginning and 25.1MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:20:31,801 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 8 mSolverCounterUnknown, 119 SdHoareTripleChecker+Valid, 99.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 85 SdHoareTripleChecker+Invalid, 95.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 28 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 91 IncrementalHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 57 mSDtfsCounter, 91 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 267 GetRequests, 248 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 6.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 10 QuantifiedInterpolants, 248 SizeOfPredicates, 9 NumberOfNonLiveVariables, 167 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: 127]: 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 0.29ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.86ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 56.2MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.86ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 54.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.25ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 52.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 54403.06ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 61.0MB in the end (delta: -8.1MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * CodeCheck took 50667.58ms. Allocated memory is still 92.3MB. Free memory was 61.0MB in the beginning and 30.1MB in the end (delta: 30.9MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * Witness Printer took 69.63ms. Allocated memory is still 92.3MB. Free memory was 30.1MB in the beginning and 25.1MB in the end (delta: 5.0MB). There was no memory consumed. 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! [2024-12-05 22:20:31,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc398ee-7d19-4827-9412-894b0e03fdd6/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