./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0530a.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_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/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_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0530a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/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_524e9d48-f350-4dc4-9fac-3942e7aaac5a/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 b38de4b3771aa524216757fa4f71e6ec5c1d192307f57d06dbabf379102384cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:50:21,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:50:21,433 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:50:21,436 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:50:21,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:50:21,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:50:21,455 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:50:21,455 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:50:21,455 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:50:21,455 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:50:21,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:50:21,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:50:21,456 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:50:21,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:50:21,456 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:50:21,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:50:21,456 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:50:21,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:50:21,456 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:50:21,456 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:50:21,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:50:21,457 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:50:21,457 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:50:21,457 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:50:21,457 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:50:21,457 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:50:21,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:50:21,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:50:21,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:50:21,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:50:21,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:50:21,458 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:50:21,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:50:21,458 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_524e9d48-f350-4dc4-9fac-3942e7aaac5a/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 -> b38de4b3771aa524216757fa4f71e6ec5c1d192307f57d06dbabf379102384cd [2024-12-06 02:50:21,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:50:21,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:50:21,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:50:21,670 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:50:21,671 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:50:21,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0530a.c [2024-12-06 02:50:24,313 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/data/949ee1d87/db455586031d4e4a888f0308799b4db9/FLAGb556910c5 [2024-12-06 02:50:24,532 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:50:24,533 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/sv-benchmarks/c/float-newlib/float_req_bl_0530a.c [2024-12-06 02:50:24,543 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/data/949ee1d87/db455586031d4e4a888f0308799b4db9/FLAGb556910c5 [2024-12-06 02:50:24,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/data/949ee1d87/db455586031d4e4a888f0308799b4db9 [2024-12-06 02:50:24,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:50:24,560 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:50:24,562 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:50:24,562 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:50:24,566 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:50:24,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:50:24" (1/1) ... [2024-12-06 02:50:24,567 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@339755dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:24, skipping insertion in model container [2024-12-06 02:50:24,568 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:50:24" (1/1) ... [2024-12-06 02:50:24,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:50:24,714 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 02:50:24,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a0aa89b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:24, skipping insertion in model container [2024-12-06 02:50:24,715 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:50:24,715 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 02:50:24,721 INFO L158 Benchmark]: Toolchain (without parser) took 155.91ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 106.7MB in the end (delta: 9.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:50:24,721 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:50:24,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 153.65ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 107.0MB in the end (delta: 8.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:50:24,722 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 153.65ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 107.0MB in the end (delta: 8.9MB). There was no memory consumed. 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_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/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_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0530a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/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_524e9d48-f350-4dc4-9fac-3942e7aaac5a/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 b38de4b3771aa524216757fa4f71e6ec5c1d192307f57d06dbabf379102384cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:50:26,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:50:26,544 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:50:26,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:50:26,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:50:26,570 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:50:26,570 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:50:26,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:50:26,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:50:26,570 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:50:26,570 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:50:26,571 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:50:26,572 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:50:26,572 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:50:26,572 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:50:26,572 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:50:26,572 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:50:26,572 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:50:26,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:50:26,572 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:50:26,572 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:50:26,572 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:50:26,572 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:50:26,572 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:50:26,573 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:50:26,573 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_524e9d48-f350-4dc4-9fac-3942e7aaac5a/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 -> b38de4b3771aa524216757fa4f71e6ec5c1d192307f57d06dbabf379102384cd [2024-12-06 02:50:26,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:50:26,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:50:26,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:50:26,814 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:50:26,814 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:50:26,815 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0530a.c [2024-12-06 02:50:29,437 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/data/8dfdf07e8/36dcc0439265419c8d340a45c28f2acf/FLAG095e61fab [2024-12-06 02:50:29,644 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:50:29,645 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/sv-benchmarks/c/float-newlib/float_req_bl_0530a.c [2024-12-06 02:50:29,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/data/8dfdf07e8/36dcc0439265419c8d340a45c28f2acf/FLAG095e61fab [2024-12-06 02:50:30,012 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/data/8dfdf07e8/36dcc0439265419c8d340a45c28f2acf [2024-12-06 02:50:30,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:50:30,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:50:30,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:50:30,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:50:30,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:50:30,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b421e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30, skipping insertion in model container [2024-12-06 02:50:30,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,048 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:50:30,277 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_524e9d48-f350-4dc4-9fac-3942e7aaac5a/sv-benchmarks/c/float-newlib/float_req_bl_0530a.c[15590,15603] [2024-12-06 02:50:30,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:50:30,307 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:50:30,389 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_524e9d48-f350-4dc4-9fac-3942e7aaac5a/sv-benchmarks/c/float-newlib/float_req_bl_0530a.c[15590,15603] [2024-12-06 02:50:30,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:50:30,436 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:50:30,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30 WrapperNode [2024-12-06 02:50:30,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:50:30,437 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:50:30,437 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:50:30,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:50:30,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,461 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,502 INFO L138 Inliner]: procedures = 30, calls = 519, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1027 [2024-12-06 02:50:30,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:50:30,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:50:30,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:50:30,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:50:30,510 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,523 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,555 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,558 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:50:30,589 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:50:30,589 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:50:30,590 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:50:30,590 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:30" (1/1) ... [2024-12-06 02:50:30,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:50:30,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:50:30,619 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:50:30,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:50:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:50:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:50:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 02:50:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:50:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 02:50:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2024-12-06 02:50:30,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2024-12-06 02:50:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:50:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 02:50:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2024-12-06 02:50:30,647 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2024-12-06 02:50:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 02:50:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2024-12-06 02:50:30,647 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2024-12-06 02:50:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2024-12-06 02:50:30,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2024-12-06 02:50:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 02:50:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:50:30,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:50:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:50:30,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:50:30,793 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:50:30,794 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:52:25,127 INFO L? ?]: Removed 240 outVars from TransFormulas that were not future-live. [2024-12-06 02:52:25,127 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:52:25,414 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:52:25,415 INFO L312 CfgBuilder]: Removed 43 assume(true) statements. [2024-12-06 02:52:25,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:52:25 BoogieIcfgContainer [2024-12-06 02:52:25,415 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:52:25,416 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:52:25,416 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:52:25,422 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:52:25,422 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:52:25" (1/1) ... [2024-12-06 02:52:25,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:52:25,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:25,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 168 states and 277 transitions. [2024-12-06 02:52:25,469 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 277 transitions. [2024-12-06 02:52:25,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:52:25,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:25,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:25,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:25,472 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:25,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:52:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:42,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:57,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:52:57,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:57,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:52:57,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:53:08,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:53:08,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:53:08,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 168 states and 274 transitions. [2024-12-06 02:53:08,356 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 274 transitions. [2024-12-06 02:53:08,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:53:08,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:53:08,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:53:08,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:53:08,359 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:53:08,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:53:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:29,005 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:53:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:45,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:53:45,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:53:45,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-06 02:53:45,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-12-06 02:53:45,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:53:45,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:53:55,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:53:56,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:53:56,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 48 states and 69 transitions. [2024-12-06 02:53:56,266 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2024-12-06 02:53:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:53:56,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:53:56,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:53:56,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:53:56,268 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:53:56,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:54:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:54:15,336 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:54:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:54:32,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:54:32,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:54:32,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:54:32,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:54:42,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:54:42,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:54:42,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 67 transitions. [2024-12-06 02:54:42,949 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2024-12-06 02:54:42,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 02:54:42,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:54:42,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:54:42,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:54:42,952 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:54:42,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:55:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:55:06,119 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:55:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:55:23,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:55:23,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:55:23,927 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 02:55:23,929 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-12-06 02:55:25,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:55:25,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:55:39,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:55:50,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.62s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:56:01,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.67s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:56:11,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.64s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:56:13,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:56:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 76 transitions. [2024-12-06 02:56:13,486 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 76 transitions. [2024-12-06 02:56:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 02:56:13,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:56:13,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:56:13,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:56:13,488 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:56:13,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:56:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:56:38,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:56:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:56:54,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:56:54,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:42,893 WARN L286 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:57:54,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:57:54,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-12-06 02:59:03,990 WARN L286 SmtUtils]: Spent 16.28s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:00:08,294 WARN L286 SmtUtils]: Spent 10.50s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:00:59,246 WARN L286 SmtUtils]: Spent 16.40s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:02:10,591 WARN L286 SmtUtils]: Spent 14.25s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:02:20,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:03:32,889 WARN L286 SmtUtils]: Spent 16.20s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:03:42,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:03:48,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:03:55,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:03:58,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:04:08,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:04:18,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:04:22,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:04:27,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:04:33,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:04:35,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:05:18,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:18,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 55 states and 80 transitions. [2024-12-06 03:05:18,555 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2024-12-06 03:05:18,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:05:18,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:18,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:05:18,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:05:18,559 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:05:18,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524e9d48-f350-4dc4-9fac-3942e7aaac5a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 03:05:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:44,685 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported