./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1072b.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_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/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_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/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_67107869-c0bd-4508-bc33-46e98911e483/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 be73f52cb7fef2aadd52631c6570f78c982923e81de6f6701c226e9332c8fefa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:45:09,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:45:09,301 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:45:09,305 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:45:09,305 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:45:09,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:45:09,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:45:09,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:45:09,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:45:09,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:45:09,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:45:09,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:45:09,325 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:45:09,325 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:45:09,325 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:45:09,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:45:09,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:45:09,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:45:09,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:45:09,326 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:45:09,326 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:45:09,326 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:45:09,326 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:45:09,326 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:45:09,326 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:45:09,326 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:45:09,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:45:09,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:45:09,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:45:09,327 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:45:09,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:45:09,327 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:45:09,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:45:09,327 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_67107869-c0bd-4508-bc33-46e98911e483/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 -> be73f52cb7fef2aadd52631c6570f78c982923e81de6f6701c226e9332c8fefa [2024-12-05 21:45:09,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:45:09,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:45:09,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:45:09,581 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:45:09,581 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:45:09,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_1072b.c [2024-12-05 21:45:12,382 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/data/cb67d46dc/156e269ea0fd486b9eebd75f339fbec4/FLAGbb5ab7968 [2024-12-05 21:45:12,637 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:45:12,638 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/sv-benchmarks/c/float-newlib/float_req_bl_1072b.c [2024-12-05 21:45:12,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/data/cb67d46dc/156e269ea0fd486b9eebd75f339fbec4/FLAGbb5ab7968 [2024-12-05 21:45:12,664 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/data/cb67d46dc/156e269ea0fd486b9eebd75f339fbec4 [2024-12-05 21:45:12,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:45:12,668 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:45:12,670 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:45:12,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:45:12,675 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:45:12,676 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:45:12" (1/1) ... [2024-12-05 21:45:12,677 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a7bd4cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:12, skipping insertion in model container [2024-12-05 21:45:12,677 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:45:12" (1/1) ... [2024-12-05 21:45:12,691 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:45:12,821 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-05 21:45:12,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1db9fdcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:12, skipping insertion in model container [2024-12-05 21:45:12,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:45:12,822 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-05 21:45:12,824 INFO L158 Benchmark]: Toolchain (without parser) took 155.09ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 107.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:45:12,824 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:45:12,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 151.97ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 107.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:45:12,827 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 151.97ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 107.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8]: Unsupported Syntax floats in unions are not supported in the integer translation. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/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_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/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_67107869-c0bd-4508-bc33-46e98911e483/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 be73f52cb7fef2aadd52631c6570f78c982923e81de6f6701c226e9332c8fefa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:45:14,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:45:14,911 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:45:14,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:45:14,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:45:14,936 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:45:14,937 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:45:14,937 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:45:14,937 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:45:14,937 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:45:14,937 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:45:14,937 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:45:14,937 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:45:14,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:45:14,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:45:14,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:45:14,938 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:45:14,938 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:45:14,938 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:45:14,938 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:45:14,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:45:14,938 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:45:14,938 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:45:14,938 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:45:14,938 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:45:14,938 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:45:14,938 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:14,939 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:45:14,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:45:14,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:45:14,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:45:14,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:45:14,939 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:45:14,939 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:45:14,939 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:14,939 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:45:14,939 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_67107869-c0bd-4508-bc33-46e98911e483/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 -> be73f52cb7fef2aadd52631c6570f78c982923e81de6f6701c226e9332c8fefa [2024-12-05 21:45:15,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:45:15,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:45:15,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:45:15,188 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:45:15,188 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:45:15,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_1072b.c [2024-12-05 21:45:17,957 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/data/5053390bd/36d20cb3a60f434a803aa7ecc91118b8/FLAGa98f254dc [2024-12-05 21:45:18,216 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:45:18,217 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/sv-benchmarks/c/float-newlib/float_req_bl_1072b.c [2024-12-05 21:45:18,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/data/5053390bd/36d20cb3a60f434a803aa7ecc91118b8/FLAGa98f254dc [2024-12-05 21:45:18,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/data/5053390bd/36d20cb3a60f434a803aa7ecc91118b8 [2024-12-05 21:45:18,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:45:18,537 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:45:18,539 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:45:18,539 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:45:18,544 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:45:18,545 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,546 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efa3623 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18, skipping insertion in model container [2024-12-05 21:45:18,546 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,560 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:45:18,715 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_67107869-c0bd-4508-bc33-46e98911e483/sv-benchmarks/c/float-newlib/float_req_bl_1072b.c[1610,1623] [2024-12-05 21:45:18,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:45:18,732 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:45:18,756 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_67107869-c0bd-4508-bc33-46e98911e483/sv-benchmarks/c/float-newlib/float_req_bl_1072b.c[1610,1623] [2024-12-05 21:45:18,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:45:18,773 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:45:18,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18 WrapperNode [2024-12-05 21:45:18,773 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:45:18,774 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:45:18,774 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:45:18,774 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:45:18,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,790 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,812 INFO L138 Inliner]: procedures = 19, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 85 [2024-12-05 21:45:18,812 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:45:18,812 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:45:18,812 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:45:18,813 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:45:18,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,823 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,824 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,835 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,836 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,840 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,842 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,847 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:45:18,848 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:45:18,848 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:45:18,848 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:45:18,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:18" (1/1) ... [2024-12-05 21:45:18,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:45:18,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:45:18,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:45:18,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:45:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:45:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:45:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 21:45:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-05 21:45:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 21:45:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:45:18,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:45:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-05 21:45:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 21:45:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:45:18,990 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:45:18,992 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:45:19,208 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-05 21:45:19,208 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:45:19,236 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:45:19,237 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 21:45:19,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:45:19 BoogieIcfgContainer [2024-12-05 21:45:19,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:45:19,238 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:45:19,238 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:45:19,249 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:45:19,249 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:45:19" (1/1) ... [2024-12-05 21:45:19,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:45:19,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:19,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2024-12-05 21:45:19,320 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2024-12-05 21:45:19,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 21:45:19,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:19,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:19,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:19,325 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:19,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:45:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:19,452 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:19,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 21:45:19,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:19,508 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 21:45:19,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:45:19,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:19,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-12-05 21:45:19,537 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-05 21:45:19,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 21:45:19,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:19,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:19,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:19,541 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:19,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:45:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:19,725 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:19,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:45:19,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:19,871 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 21:45:19,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-05 21:45:20,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:20,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-12-05 21:45:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-12-05 21:45:20,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 21:45:20,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:20,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:20,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:20,022 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:20,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:45:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:20,164 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:20,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 21:45:20,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:20,465 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:45:20,467 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-05 21:45:20,648 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 21:45:20,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:45:22,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:22,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2024-12-05 21:45:22,182 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2024-12-05 21:45:22,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 21:45:22,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:22,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:22,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:22,185 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:22,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:45:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:22,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:22,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:45:22,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:22,414 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:45:22,416 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-05 21:45:22,795 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 21:45:22,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 21:45:24,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:24,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-12-05 21:45:24,362 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-12-05 21:45:24,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 21:45:24,362 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-12-05 21:45:24,367 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 21:45:24,471 INFO L75 FloydHoareUtils]: For program point L31-1(lines 31 35) no Hoare annotation was computed. [2024-12-05 21:45:24,471 INFO L75 FloydHoareUtils]: For program point L31-2(lines 31 35) no Hoare annotation was computed. [2024-12-05 21:45:24,471 INFO L75 FloydHoareUtils]: For program point L23(lines 23 36) no Hoare annotation was computed. [2024-12-05 21:45:24,472 INFO L77 FloydHoareUtils]: At program point L15-1(lines 15 19) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_trunc_float_~w~0#1|))))) [2024-12-05 21:45:24,472 INFO L77 FloydHoareUtils]: At program point L15-2(lines 15 19) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|)) [2024-12-05 21:45:24,472 INFO L77 FloydHoareUtils]: At program point L15-4(lines 15 19) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_trunc_float_~w~0#1|))))) [2024-12-05 21:45:24,472 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 56 73) the Hoare annotation is: true [2024-12-05 21:45:24,472 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 68) no Hoare annotation was computed. [2024-12-05 21:45:24,472 INFO L77 FloydHoareUtils]: At program point trunc_float_returnLabel#1(lines 13 42) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_#res#1|)) [2024-12-05 21:45:24,472 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 21:45:24,472 INFO L75 FloydHoareUtils]: For program point L25-1(lines 25 29) no Hoare annotation was computed. [2024-12-05 21:45:24,472 INFO L75 FloydHoareUtils]: For program point L25-2(lines 25 29) no Hoare annotation was computed. [2024-12-05 21:45:24,472 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 21:45:24,472 INFO L77 FloydHoareUtils]: At program point L38(lines 38 39) the Hoare annotation is: (and (exists ((|ULTIMATE.start_trunc_float_~w~0#1| (_ BitVec 32))) (= (bvashr (bvand (_ bv2139095040 32) |ULTIMATE.start_trunc_float_~w~0#1|) (_ bv23 32)) (bvadd (_ bv127 32) |ULTIMATE.start_trunc_float_~exponent_less_127~0#1|))) (not (bvslt |ULTIMATE.start_trunc_float_~exponent_less_127~0#1| (_ bv23 32))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|))) [2024-12-05 21:45:24,473 INFO L77 FloydHoareUtils]: At program point L67(lines 67 70) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret9#1|) [2024-12-05 21:45:24,473 INFO L77 FloydHoareUtils]: At program point L22(lines 22 40) the Hoare annotation is: (and (exists ((|ULTIMATE.start_trunc_float_~w~0#1| (_ BitVec 32))) (and (= (bvashr (bvand (_ bv2139095040 32) |ULTIMATE.start_trunc_float_~w~0#1|) (_ bv23 32)) (bvadd (_ bv127 32) |ULTIMATE.start_trunc_float_~exponent_less_127~0#1|)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_trunc_float_~w~0#1|)))))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|))) [2024-12-05 21:45:24,473 INFO L77 FloydHoareUtils]: At program point L22-1(lines 22 40) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|)) [2024-12-05 21:45:24,473 INFO L77 FloydHoareUtils]: At program point L47-1(lines 47 51) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~0#1|)))) [2024-12-05 21:45:24,473 INFO L77 FloydHoareUtils]: At program point L47-2(lines 47 51) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_isinf_float_~x#1|)) [2024-12-05 21:45:24,473 INFO L77 FloydHoareUtils]: At program point L47-4(lines 47 51) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~0#1|)))) [2024-12-05 21:45:24,473 INFO L75 FloydHoareUtils]: For program point L68(line 68) no Hoare annotation was computed. [2024-12-05 21:45:24,478 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-05 21:45:24,479 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-05 21:45:24,479 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-05 21:45:24,480 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-05 21:45:24,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:45:24 ImpRootNode [2024-12-05 21:45:24,480 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:45:24,481 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:45:24,481 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:45:24,481 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:45:24,482 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:45:19" (3/4) ... [2024-12-05 21:45:24,483 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 21:45:24,488 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-12-05 21:45:24,488 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-12-05 21:45:24,489 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 21:45:24,489 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 21:45:24,543 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:45:24,543 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:45:24,543 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:45:24,544 INFO L158 Benchmark]: Toolchain (without parser) took 6007.22ms. Allocated memory is still 83.9MB. Free memory was 62.0MB in the beginning and 28.2MB in the end (delta: 33.8MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2024-12-05 21:45:24,544 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:45:24,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.70ms. Allocated memory is still 83.9MB. Free memory was 61.8MB in the beginning and 49.9MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:45:24,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.78ms. Allocated memory is still 83.9MB. Free memory was 49.9MB in the beginning and 48.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:45:24,545 INFO L158 Benchmark]: Boogie Preprocessor took 34.89ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 47.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:45:24,546 INFO L158 Benchmark]: RCFGBuilder took 388.94ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 33.8MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:45:24,546 INFO L158 Benchmark]: CodeCheck took 5242.62ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 33.0MB in the end (delta: 801.5kB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2024-12-05 21:45:24,546 INFO L158 Benchmark]: Witness Printer took 62.61ms. Allocated memory is still 83.9MB. Free memory was 33.0MB in the beginning and 28.2MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:45:24,548 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 184 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 87 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 30 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 133 IncrementalHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 30 mSolverCounterUnsat, 67 mSDtfsCounter, 133 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 379 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 16 QuantifiedInterpolants, 238 SizeOfPredicates, 8 NumberOfNonLiveVariables, 192 ConjunctsInSsa, 25 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: 68]: 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 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.70ms. Allocated memory is still 83.9MB. Free memory was 61.8MB in the beginning and 49.9MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.78ms. Allocated memory is still 83.9MB. Free memory was 49.9MB in the beginning and 48.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.89ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 47.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 388.94ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 33.8MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 5242.62ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 33.0MB in the end (delta: 801.5kB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Witness Printer took 62.61ms. Allocated memory is still 83.9MB. Free memory was 33.0MB in the beginning and 28.2MB in the end (delta: 4.8MB). 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: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-12-05 21:45:24,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67107869-c0bd-4508-bc33-46e98911e483/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