./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:01:14,134 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:01:14,249 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 05:01:14,258 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:01:14,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:01:14,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:01:14,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:01:14,301 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:01:14,302 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:01:14,303 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:01:14,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:01:14,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:01:14,304 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:01:14,305 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:01:14,305 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:01:14,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:01:14,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:01:14,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:01:14,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:01:14,305 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:01:14,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:01:14,306 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:01:14,306 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:01:14,306 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:01:14,307 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:01:14,307 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:01:14,307 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:01:14,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:01:14,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:01:14,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:01:14,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:01:14,308 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:01:14,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:01:14,308 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_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 [2024-11-25 05:01:14,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:01:14,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:01:14,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:01:14,710 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:01:14,710 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:01:14,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2024-11-25 05:01:18,273 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/data/f004d2491/23d5c738bddb4f7fb1afbcbc9adac426/FLAGfcdc26765 [2024-11-25 05:01:18,670 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:01:18,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2024-11-25 05:01:18,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/data/f004d2491/23d5c738bddb4f7fb1afbcbc9adac426/FLAGfcdc26765 [2024-11-25 05:01:18,867 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/data/f004d2491/23d5c738bddb4f7fb1afbcbc9adac426 [2024-11-25 05:01:18,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:01:18,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:01:18,876 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:01:18,876 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:01:18,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:01:18,883 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:01:18" (1/1) ... [2024-11-25 05:01:18,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f14f948 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:18, skipping insertion in model container [2024-11-25 05:01:18,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:01:18" (1/1) ... [2024-11-25 05:01:18,921 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:01:19,123 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-25 05:01:19,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7dcf671f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:19, skipping insertion in model container [2024-11-25 05:01:19,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:01:19,125 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-25 05:01:19,127 INFO L158 Benchmark]: Toolchain (without parser) took 253.39ms. Allocated memory is still 117.4MB. Free memory was 84.2MB in the beginning and 75.5MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:01:19,131 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:01:19,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.51ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 75.5MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:01:19,133 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.51ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 75.5MB in the end (delta: 8.3MB). 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_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:01:22,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:01:22,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 05:01:22,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:01:22,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:01:22,260 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:01:22,261 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:01:22,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:01:22,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:01:22,266 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:01:22,267 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:01:22,267 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:01:22,267 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:01:22,267 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:01:22,267 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:01:22,267 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:01:22,267 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:01:22,267 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:01:22,267 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:01:22,268 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:01:22,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:01:22,268 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:01:22,268 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:01:22,268 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:01:22,268 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:01:22,268 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:01:22,268 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:01:22,268 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:01:22,269 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:01:22,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:01:22,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:01:22,274 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:01:22,274 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:01:22,274 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:01:22,275 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:01:22,275 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:01:22,275 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_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 [2024-11-25 05:01:22,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:01:22,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:01:22,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:01:22,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:01:22,670 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:01:22,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2024-11-25 05:01:25,993 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/data/59eb3de78/fc789b11695948838603b1d01e3d3e85/FLAG2e5ef76b1 [2024-11-25 05:01:26,342 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:01:26,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2024-11-25 05:01:26,354 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/data/59eb3de78/fc789b11695948838603b1d01e3d3e85/FLAG2e5ef76b1 [2024-11-25 05:01:26,374 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/data/59eb3de78/fc789b11695948838603b1d01e3d3e85 [2024-11-25 05:01:26,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:01:26,379 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:01:26,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:01:26,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:01:26,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:01:26,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:26,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f1fbad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26, skipping insertion in model container [2024-11-25 05:01:26,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:26,415 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:01:26,709 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_4df14569-8139-4f20-9b4b-f7849a9ad206/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c[4118,4131] [2024-11-25 05:01:26,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:01:26,739 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:01:26,824 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_4df14569-8139-4f20-9b4b-f7849a9ad206/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c[4118,4131] [2024-11-25 05:01:26,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:01:26,856 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:01:26,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26 WrapperNode [2024-11-25 05:01:26,858 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:01:26,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:01:26,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:01:26,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:01:26,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:26,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:26,939 INFO L138 Inliner]: procedures = 21, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 205 [2024-11-25 05:01:26,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:01:26,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:01:26,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:01:26,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:01:26,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:26,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:26,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:26,966 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:26,993 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:26,994 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:27,008 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:27,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:27,016 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:27,022 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:01:27,027 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:01:27,027 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:01:27,027 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:01:27,028 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:01:26" (1/1) ... [2024-11-25 05:01:27,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:01:27,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:01:27,071 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:01:27,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:01:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:01:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:01:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 05:01:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-25 05:01:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 05:01:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:01:27,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:01:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-25 05:01:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 05:01:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 05:01:27,221 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:01:27,224 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:02:46,472 INFO L? ?]: Removed 68 outVars from TransFormulas that were not future-live. [2024-11-25 05:02:46,472 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:02:46,573 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:02:46,574 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-25 05:02:46,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:02:46 BoogieIcfgContainer [2024-11-25 05:02:46,574 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:02:46,575 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:02:46,575 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:02:46,587 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:02:46,588 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:02:46" (1/1) ... [2024-11-25 05:02:46,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:02:46,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:02:46,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2024-11-25 05:02:46,671 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-11-25 05:02:46,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 05:02:46,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:02:46,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:02:46,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:02:46,675 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:02:46,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:02:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:47,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:02:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:47,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 05:02:47,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:02:47,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:02:47,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 05:02:47,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:02:47,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2024-11-25 05:02:47,428 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2024-11-25 05:02:47,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 05:02:47,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:02:47,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:02:47,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:02:47,431 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:02:47,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 05:02:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:48,887 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:02:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:49,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 05:02:49,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:02:49,170 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 05:02:49,172 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-25 05:02:49,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:02:49,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 05:02:50,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:02:50,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2024-11-25 05:02:50,778 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-11-25 05:02:50,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 05:02:50,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:02:50,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:02:50,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:02:50,780 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:02:50,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 05:02:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:52,573 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:02:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:52,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 05:02:52,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:02:53,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:02:53,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 05:03:07,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 05:03:17,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 05:03:20,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.84s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 05:03:21,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 05:03:24,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 05:03:24,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:03:24,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-11-25 05:03:24,826 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-11-25 05:03:24,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 05:03:24,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:03:24,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:03:24,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:03:24,830 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:03:24,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 05:03:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:03:26,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:03:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:03:26,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 05:03:26,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:03:26,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-25 05:03:26,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2024-11-25 05:03:26,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:03:26,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 05:03:27,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:03:27,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-25 05:03:27,384 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-25 05:03:27,384 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 05:03:27,384 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-25 05:03:27,394 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 05:03:27,915 INFO L77 FloydHoareUtils]: At program point L118(lines 118 119) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_log10f_~x#1|)) [2024-11-25 05:03:27,916 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 149 166) the Hoare annotation is: true [2024-11-25 05:03:27,916 INFO L77 FloydHoareUtils]: At program point L160(lines 160 163) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret12#1|) [2024-11-25 05:03:27,916 INFO L75 FloydHoareUtils]: For program point L127-1(lines 127 131) no Hoare annotation was computed. [2024-11-25 05:03:27,916 INFO L75 FloydHoareUtils]: For program point L127-2(lines 127 131) no Hoare annotation was computed. [2024-11-25 05:03:27,919 INFO L77 FloydHoareUtils]: At program point L111-1(lines 111 115) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_log10f_~x#1|)) [2024-11-25 05:03:27,920 INFO L77 FloydHoareUtils]: At program point L111-2(lines 111 115) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_log10f_~x#1|)) [2024-11-25 05:03:27,920 INFO L77 FloydHoareUtils]: At program point L111-4(lines 111 115) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_log10f_~x#1|)) [2024-11-25 05:03:27,920 INFO L75 FloydHoareUtils]: For program point L37(lines 37 38) no Hoare annotation was computed. [2024-11-25 05:03:27,920 INFO L75 FloydHoareUtils]: For program point L161(line 161) no Hoare annotation was computed. [2024-11-25 05:03:27,920 INFO L77 FloydHoareUtils]: At program point L120(lines 120 121) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_log10f_~x#1|)) [2024-11-25 05:03:27,920 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 05:03:27,921 INFO L75 FloydHoareUtils]: For program point L137-1(lines 137 141) no Hoare annotation was computed. [2024-11-25 05:03:27,921 INFO L75 FloydHoareUtils]: For program point L137-2(lines 137 141) no Hoare annotation was computed. [2024-11-25 05:03:27,921 INFO L75 FloydHoareUtils]: For program point L137-4(lines 137 141) no Hoare annotation was computed. [2024-11-25 05:03:27,921 INFO L75 FloydHoareUtils]: For program point L39(lines 39 47) no Hoare annotation was computed. [2024-11-25 05:03:27,921 INFO L75 FloydHoareUtils]: For program point L39-1(lines 39 47) no Hoare annotation was computed. [2024-11-25 05:03:27,921 INFO L75 FloydHoareUtils]: For program point L122(lines 122 123) no Hoare annotation was computed. [2024-11-25 05:03:27,921 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 161) no Hoare annotation was computed. [2024-11-25 05:03:27,921 INFO L75 FloydHoareUtils]: For program point L33(lines 33 34) no Hoare annotation was computed. [2024-11-25 05:03:27,921 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 05:03:27,921 INFO L75 FloydHoareUtils]: For program point L124(lines 124 132) no Hoare annotation was computed. [2024-11-25 05:03:27,921 INFO L75 FloydHoareUtils]: For program point L124-1(lines 124 132) no Hoare annotation was computed. [2024-11-25 05:03:27,922 INFO L75 FloydHoareUtils]: For program point __ieee754_logf_returnLabel#1(lines 22 98) no Hoare annotation was computed. [2024-11-25 05:03:27,922 INFO L75 FloydHoareUtils]: For program point L42-1(lines 42 46) no Hoare annotation was computed. [2024-11-25 05:03:27,922 INFO L75 FloydHoareUtils]: For program point L42-2(lines 42 46) no Hoare annotation was computed. [2024-11-25 05:03:27,922 INFO L75 FloydHoareUtils]: For program point L26-1(lines 26 30) no Hoare annotation was computed. [2024-11-25 05:03:27,922 INFO L75 FloydHoareUtils]: For program point L26-2(lines 26 30) no Hoare annotation was computed. [2024-11-25 05:03:27,926 INFO L75 FloydHoareUtils]: For program point L26-4(lines 26 30) no Hoare annotation was computed. [2024-11-25 05:03:27,926 INFO L75 FloydHoareUtils]: For program point L51-1(lines 51 55) no Hoare annotation was computed. [2024-11-25 05:03:27,926 INFO L75 FloydHoareUtils]: For program point L51-2(lines 51 55) no Hoare annotation was computed. [2024-11-25 05:03:27,926 INFO L75 FloydHoareUtils]: For program point L51-4(lines 51 55) no Hoare annotation was computed. [2024-11-25 05:03:27,927 INFO L77 FloydHoareUtils]: At program point __ieee754_log10f_returnLabel#1(lines 107 144) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (let ((.cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (fp.sub currentRoundingMode .cse0 .cse0)) ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53))) |ULTIMATE.start___ieee754_log10f_#res#1|)) [2024-11-25 05:03:27,927 INFO L75 FloydHoareUtils]: For program point L35(lines 35 36) no Hoare annotation was computed. [2024-11-25 05:03:27,934 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-25 05:03:27,939 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-25 05:03:27,940 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-25 05:03:27,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:03:27 ImpRootNode [2024-11-25 05:03:27,943 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:03:27,944 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:03:27,944 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:03:27,944 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:03:27,945 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:02:46" (3/4) ... [2024-11-25 05:03:27,948 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 05:03:27,963 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2024-11-25 05:03:27,964 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-25 05:03:27,964 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 05:03:27,964 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 05:03:28,071 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 05:03:28,072 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 05:03:28,072 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:03:28,073 INFO L158 Benchmark]: Toolchain (without parser) took 121694.57ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 64.1MB in the end (delta: 28.4MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2024-11-25 05:03:28,074 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:03:28,074 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.33ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 77.8MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:03:28,074 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.70ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 75.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:03:28,075 INFO L158 Benchmark]: Boogie Preprocessor took 78.29ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 73.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:03:28,075 INFO L158 Benchmark]: RCFGBuilder took 79547.60ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 48.3MB in the end (delta: 25.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:03:28,078 INFO L158 Benchmark]: CodeCheck took 41368.41ms. Allocated memory is still 117.4MB. Free memory was 48.3MB in the beginning and 69.8MB in the end (delta: -21.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:03:28,078 INFO L158 Benchmark]: Witness Printer took 128.21ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 64.1MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:03:28,080 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 40.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 119 SdHoareTripleChecker+Valid, 60.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 89 SdHoareTripleChecker+Invalid, 58.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 28 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 91 IncrementalHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 61 mSDtfsCounter, 91 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 267 GetRequests, 248 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 10 QuantifiedInterpolants, 248 SizeOfPredicates, 9 NumberOfNonLiveVariables, 187 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 161]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.33ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 77.8MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.70ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 75.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 78.29ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 73.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 79547.60ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 48.3MB in the end (delta: 25.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 41368.41ms. Allocated memory is still 117.4MB. Free memory was 48.3MB in the beginning and 69.8MB in the end (delta: -21.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 128.21ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 64.1MB in the end (delta: 5.8MB). 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! [2024-11-25 05:03:28,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4df14569-8139-4f20-9b4b-f7849a9ad206/bin/ukojak-verify-ENZ3QT5qd3/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