./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1210.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_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/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_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1210.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/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_bb30cf62-a022-4bcc-af42-2776929f4860/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 ec4125207afaf1b514f6960540fbcd04b5d06d11b290a09d0632548b03e12b1f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:36:07,422 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:36:07,479 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:36:07,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:36:07,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:36:07,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:36:07,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:36:07,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:36:07,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:36:07,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:36:07,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:36:07,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:36:07,504 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:36:07,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:36:07,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:36:07,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:36:07,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:36:07,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:36:07,504 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:36:07,504 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:36:07,504 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:36:07,504 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:36:07,504 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:36:07,504 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:36:07,505 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:36:07,505 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:36:07,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:36:07,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:36:07,505 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:36:07,505 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:36:07,505 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:36:07,505 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:36:07,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:36:07,505 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_bb30cf62-a022-4bcc-af42-2776929f4860/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 -> ec4125207afaf1b514f6960540fbcd04b5d06d11b290a09d0632548b03e12b1f [2024-12-06 04:36:07,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:36:07,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:36:07,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:36:07,747 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:36:07,747 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:36:07,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/double_req_bl_1210.c [2024-12-06 04:36:10,411 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/data/bbfc94695/fc7b136c54ef4c75b838936955afd8b8/FLAG50bac6ef9 [2024-12-06 04:36:10,615 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:36:10,615 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/sv-benchmarks/c/float-newlib/double_req_bl_1210.c [2024-12-06 04:36:10,622 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/data/bbfc94695/fc7b136c54ef4c75b838936955afd8b8/FLAG50bac6ef9 [2024-12-06 04:36:10,634 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/data/bbfc94695/fc7b136c54ef4c75b838936955afd8b8 [2024-12-06 04:36:10,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:36:10,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:36:10,638 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:36:10,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:36:10,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:36:10,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:36:10" (1/1) ... [2024-12-06 04:36:10,643 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fc98cfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:10, skipping insertion in model container [2024-12-06 04:36:10,644 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:36:10" (1/1) ... [2024-12-06 04:36:10,661 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:36:10,782 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 04:36:10,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@261d7022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:10, skipping insertion in model container [2024-12-06 04:36:10,783 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:36:10,783 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 04:36:10,785 INFO L158 Benchmark]: Toolchain (without parser) took 147.30ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 108.4MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:36:10,785 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:36:10,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 145.52ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 108.4MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:36:10,787 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 145.52ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 108.4MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/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_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1210.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/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_bb30cf62-a022-4bcc-af42-2776929f4860/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 ec4125207afaf1b514f6960540fbcd04b5d06d11b290a09d0632548b03e12b1f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:36:12,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:36:12,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:36:12,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:36:12,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:36:12,658 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:36:12,658 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:36:12,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:36:12,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:36:12,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:36:12,659 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:36:12,659 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:36:12,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:36:12,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:36:12,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:36:12,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:36:12,659 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:36:12,659 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:36:12,660 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:36:12,660 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:36:12,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:36:12,660 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:36:12,660 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:36:12,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:36:12,660 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:36:12,660 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:36:12,660 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:12,660 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:36:12,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:36:12,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:36:12,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:36:12,661 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:36:12,661 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:36:12,661 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:36:12,661 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:12,661 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:36:12,661 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_bb30cf62-a022-4bcc-af42-2776929f4860/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 -> ec4125207afaf1b514f6960540fbcd04b5d06d11b290a09d0632548b03e12b1f [2024-12-06 04:36:12,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:36:12,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:36:12,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:36:12,920 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:36:12,921 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:36:12,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/double_req_bl_1210.c [2024-12-06 04:36:15,510 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/data/2576c624d/b51d461dd0b34c219dd363a7a8002f6b/FLAGabff11f4d [2024-12-06 04:36:15,727 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:36:15,727 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/sv-benchmarks/c/float-newlib/double_req_bl_1210.c [2024-12-06 04:36:15,735 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/data/2576c624d/b51d461dd0b34c219dd363a7a8002f6b/FLAGabff11f4d [2024-12-06 04:36:15,750 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/data/2576c624d/b51d461dd0b34c219dd363a7a8002f6b [2024-12-06 04:36:15,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:36:15,754 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:36:15,756 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:36:15,756 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:36:15,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:36:15,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:36:15" (1/1) ... [2024-12-06 04:36:15,762 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75f46a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:15, skipping insertion in model container [2024-12-06 04:36:15,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:36:15" (1/1) ... [2024-12-06 04:36:15,780 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:36:15,946 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_bb30cf62-a022-4bcc-af42-2776929f4860/sv-benchmarks/c/float-newlib/double_req_bl_1210.c[3091,3104] [2024-12-06 04:36:15,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:36:15,966 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:36:16,002 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_bb30cf62-a022-4bcc-af42-2776929f4860/sv-benchmarks/c/float-newlib/double_req_bl_1210.c[3091,3104] [2024-12-06 04:36:16,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:36:16,019 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:36:16,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16 WrapperNode [2024-12-06 04:36:16,019 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:36:16,021 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:36:16,021 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:36:16,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:36:16,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,062 INFO L138 Inliner]: procedures = 19, calls = 70, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 202 [2024-12-06 04:36:16,062 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:36:16,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:36:16,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:36:16,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:36:16,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,074 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,074 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,084 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,092 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,095 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:36:16,096 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:36:16,096 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:36:16,096 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:36:16,097 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:16" (1/1) ... [2024-12-06 04:36:16,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:36:16,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:36:16,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:36:16,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:36:16,150 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2024-12-06 04:36:16,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2024-12-06 04:36:16,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:36:16,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-12-06 04:36:16,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-12-06 04:36:16,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:36:16,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:36:16,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:36:16,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:36:16,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:36:16,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:36:16,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:36:16,219 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:36:16,221 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:36:19,156 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2024-12-06 04:36:19,156 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:36:19,177 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:36:19,177 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 04:36:19,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:36:19 BoogieIcfgContainer [2024-12-06 04:36:19,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:36:19,179 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:36:19,179 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:36:19,185 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:36:19,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:36:19" (1/1) ... [2024-12-06 04:36:19,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:36:19,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:19,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2024-12-06 04:36:19,228 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2024-12-06 04:36:19,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:36:19,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:19,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:19,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:19,235 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:19,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:36:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:19,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:19,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:36:19,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:19,425 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 04:36:19,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:36:19,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 46 states and 68 transitions. [2024-12-06 04:36:19,454 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2024-12-06 04:36:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:36:19,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:19,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:19,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:19,457 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:19,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:36:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:19,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:19,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:19,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:36:19,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:19,633 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 04:36:19,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 04:36:19,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:19,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 46 states and 66 transitions. [2024-12-06 04:36:19,642 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2024-12-06 04:36:19,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:36:19,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:19,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:19,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:19,645 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:19,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:36:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:19,801 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:19,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:36:19,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:19,876 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 04:36:19,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:36:19,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:19,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 47 states and 67 transitions. [2024-12-06 04:36:19,927 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2024-12-06 04:36:19,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:36:19,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:19,927 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:19,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:19,930 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:19,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:36:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:20,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:20,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:36:20,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:20,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-12-06 04:36:20,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2024-12-06 04:36:20,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 25 [2024-12-06 04:36:20,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 17 [2024-12-06 04:36:20,729 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:36:20,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 24 [2024-12-06 04:36:21,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:36:21,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-06 04:36:22,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:22,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2024-12-06 04:36:22,591 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2024-12-06 04:36:22,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:36:22,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:22,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:22,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:22,593 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:22,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:36:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:22,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:22,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:36:22,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:22,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:36:22,772 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2024-12-06 04:36:22,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:36:22,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:22,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2024-12-06 04:36:22,783 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2024-12-06 04:36:22,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:36:22,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:22,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:22,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:22,786 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:22,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:36:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:22,957 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:22,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:36:22,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:22,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:36:22,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:36:22,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:22,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 51 states and 72 transitions. [2024-12-06 04:36:22,996 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2024-12-06 04:36:22,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:36:22,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:22,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:22,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:22,999 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:23,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:36:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:23,299 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:23,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 04:36:23,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:23,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-12-06 04:36:24,676 INFO L349 Elim1Store]: treesize reduction 122, result has 24.2 percent of original size [2024-12-06 04:36:24,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 174 treesize of output 201 [2024-12-06 04:36:24,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 20 [2024-12-06 04:36:24,815 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 04:36:24,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-12-06 04:36:24,906 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:36:24,907 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2024-12-06 04:36:25,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 82 [2024-12-06 04:36:25,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 101 [2024-12-06 04:36:25,427 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-12-06 04:36:25,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 256 treesize of output 237 [2024-12-06 04:36:25,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-12-06 04:36:25,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-12-06 04:36:25,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-12-06 04:36:27,105 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:36:27,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 20 [2024-12-06 04:36:27,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:36:27,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:36:32,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:32,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2024-12-06 04:36:32,542 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2024-12-06 04:36:32,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:36:32,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:32,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:32,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:32,544 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:32,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:36:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:32,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:32,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:36:32,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:32,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:36:32,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:36:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:32,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 75 transitions. [2024-12-06 04:36:32,742 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2024-12-06 04:36:32,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:36:32,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:32,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:32,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:32,745 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:32,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:36:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:33,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:33,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 04:36:33,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:33,912 INFO L349 Elim1Store]: treesize reduction 42, result has 31.1 percent of original size [2024-12-06 04:36:33,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 80 [2024-12-06 04:36:33,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 20 [2024-12-06 04:36:33,980 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 04:36:33,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-12-06 04:36:34,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 20 [2024-12-06 04:36:34,090 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:36:34,091 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2024-12-06 04:36:34,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-12-06 04:36:34,485 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:36:34,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 20 [2024-12-06 04:36:34,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:36:34,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:36:37,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:36:38,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:36:48,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:37:00,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:37:00,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:00,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2024-12-06 04:37:00,327 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2024-12-06 04:37:00,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:37:00,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:00,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:00,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:00,330 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:00,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 04:37:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:00,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:00,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:37:00,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:01,112 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:37:01,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 21 [2024-12-06 04:37:03,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 04:37:03,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 04:37:12,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:37:14,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:37:32,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:37:42,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:37:57,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:38:07,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:38:14,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:14,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 96 transitions. [2024-12-06 04:38:14,692 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 96 transitions. [2024-12-06 04:38:14,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:38:14,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:14,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:14,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:14,695 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:14,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 04:38:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:14,826 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:14,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:38:14,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:14,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:38:14,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 04:38:14,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:14,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 61 states and 92 transitions. [2024-12-06 04:38:14,861 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 92 transitions. [2024-12-06 04:38:14,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:38:14,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:14,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:14,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:14,863 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:14,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb30cf62-a022-4bcc-af42-2776929f4860/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 04:38:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:38:15,530 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:38:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat