./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0683b.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_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6672481a7838a56be1f1fe8bf2e494e3680a5c6a5ddaa173ab670073cd565312 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:39:47,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:39:47,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:39:47,819 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:39:47,819 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:39:47,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:39:47,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:39:47,856 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:39:47,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:39:47,857 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:39:47,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:39:47,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:39:47,857 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:39:47,858 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:39:47,858 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:39:47,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:39:47,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:39:47,858 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:39:47,858 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:39:47,859 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:39:47,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:39:47,859 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:39:47,859 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:39:47,859 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:39:47,859 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:39:47,860 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:39:47,860 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:39:47,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:39:47,860 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:39:47,860 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:39:47,860 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:39:47,861 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:39:47,861 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:39:47,861 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_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6672481a7838a56be1f1fe8bf2e494e3680a5c6a5ddaa173ab670073cd565312 [2024-11-25 02:39:48,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:39:48,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:39:48,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:39:48,215 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:39:48,216 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:39:48,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2024-11-25 02:39:51,219 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/data/8ee76db24/10e27df54eb4482e81d3bf582fdd790e/FLAG6f42d5ef3 [2024-11-25 02:39:51,571 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:39:51,578 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2024-11-25 02:39:51,609 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/data/8ee76db24/10e27df54eb4482e81d3bf582fdd790e/FLAG6f42d5ef3 [2024-11-25 02:39:51,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/data/8ee76db24/10e27df54eb4482e81d3bf582fdd790e [2024-11-25 02:39:51,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:39:51,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:39:51,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:39:51,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:39:51,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:39:51,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:39:51" (1/1) ... [2024-11-25 02:39:51,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dc8c87f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:51, skipping insertion in model container [2024-11-25 02:39:51,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:39:51" (1/1) ... [2024-11-25 02:39:51,687 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:39:51,884 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-25 02:39:51,884 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ff76782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:51, skipping insertion in model container [2024-11-25 02:39:51,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:39:51,885 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-25 02:39:51,887 INFO L158 Benchmark]: Toolchain (without parser) took 243.08ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 92.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:39:51,888 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:39:51,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.35ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 92.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:39:51,890 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.35ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 92.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6672481a7838a56be1f1fe8bf2e494e3680a5c6a5ddaa173ab670073cd565312 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:39:54,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:39:54,715 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:39:54,775 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:39:54,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:39:54,778 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:39:54,778 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:39:54,778 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:39:54,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:39:54,779 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:39:54,779 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:39:54,780 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:39:54,780 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:39:54,780 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:39:54,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:39:54,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:39:54,781 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:39:54,782 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:39:54,782 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:39:54,782 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:39:54,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:39:54,783 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:39:54,783 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:39:54,783 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:39:54,783 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:39:54,783 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:39:54,783 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:39:54,784 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:39:54,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:39:54,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:39:54,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:39:54,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:39:54,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:39:54,784 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:39:54,784 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:39:54,784 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:39:54,785 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_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6672481a7838a56be1f1fe8bf2e494e3680a5c6a5ddaa173ab670073cd565312 [2024-11-25 02:39:55,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:39:55,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:39:55,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:39:55,140 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:39:55,141 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:39:55,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2024-11-25 02:39:58,245 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/data/d105812a8/7cb939ea333c4795a1fc7ebefb209ae0/FLAG932c48227 [2024-11-25 02:39:58,578 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:39:58,578 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2024-11-25 02:39:58,592 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/data/d105812a8/7cb939ea333c4795a1fc7ebefb209ae0/FLAG932c48227 [2024-11-25 02:39:58,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/data/d105812a8/7cb939ea333c4795a1fc7ebefb209ae0 [2024-11-25 02:39:58,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:39:58,628 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:39:58,631 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:39:58,631 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:39:58,637 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:39:58,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:39:58" (1/1) ... [2024-11-25 02:39:58,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20573f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:58, skipping insertion in model container [2024-11-25 02:39:58,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:39:58" (1/1) ... [2024-11-25 02:39:58,675 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:39:59,024 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_2b42579f-1478-48b5-9f54-aeb513f24d8f/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c[5824,5837] [2024-11-25 02:39:59,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:39:59,058 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:39:59,129 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_2b42579f-1478-48b5-9f54-aeb513f24d8f/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c[5824,5837] [2024-11-25 02:39:59,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:39:59,185 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:39:59,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59 WrapperNode [2024-11-25 02:39:59,188 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:39:59,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:39:59,189 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:39:59,189 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:39:59,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,276 INFO L138 Inliner]: procedures = 25, calls = 89, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 258 [2024-11-25 02:39:59,277 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:39:59,277 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:39:59,277 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:39:59,277 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:39:59,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,307 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,337 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,341 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,369 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:39:59,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:39:59,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:39:59,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:39:59,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:59" (1/1) ... [2024-11-25 02:39:59,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:39:59,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:39:59,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:39:59,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:39:59,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:39:59,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-25 02:39:59,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:39:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:39:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-25 02:39:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2024-11-25 02:39:59,460 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2024-11-25 02:39:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 02:39:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-25 02:39:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:39:59,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:39:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-25 02:39:59,460 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2024-11-25 02:39:59,461 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2024-11-25 02:39:59,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 02:39:59,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:39:59,620 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:39:59,623 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:40:37,830 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-25 02:40:37,830 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:40:37,931 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:40:37,932 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-25 02:40:37,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:40:37 BoogieIcfgContainer [2024-11-25 02:40:37,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:40:37,933 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:40:37,934 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:40:37,946 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:40:37,946 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:40:37" (1/1) ... [2024-11-25 02:40:37,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:40:37,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:38,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2024-11-25 02:40:38,008 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2024-11-25 02:40:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:40:38,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:38,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:38,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:38,013 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:38,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:40:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:39,297 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:40:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:39,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 02:40:39,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:39,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:40:39,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:40:39,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:39,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2024-11-25 02:40:39,886 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2024-11-25 02:40:39,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:40:39,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:39,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:39,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:39,889 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:39,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:40:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:43,294 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:40:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:43,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-25 02:40:43,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:43,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-25 02:40:44,836 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-25 02:40:44,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 31 [2024-11-25 02:40:44,948 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:40:44,951 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 40 treesize of output 28 [2024-11-25 02:40:45,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:40:45,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 02:40:48,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:48,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 76 states and 116 transitions. [2024-11-25 02:40:48,321 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2024-11-25 02:40:48,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:40:48,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:48,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:48,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:48,330 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:48,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:40:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:51,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:40:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:51,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:40:51,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:51,623 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:40:51,625 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2024-11-25 02:40:52,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:40:52,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 02:40:54,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 118 transitions. [2024-11-25 02:40:54,453 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2024-11-25 02:40:54,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:40:54,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:54,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:54,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:54,458 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:54,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:40:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:57,920 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:40:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:58,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:40:58,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:58,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-25 02:40:58,518 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 [2024-11-25 02:40:59,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:40:59,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-25 02:41:01,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:01,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 108 transitions. [2024-11-25 02:41:01,900 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2024-11-25 02:41:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:41:01,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:01,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:01,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:41:01,904 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:41:01,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 02:41:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:04,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:04,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:41:04,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:04,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-25 02:41:04,875 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 34 treesize of output 18 [2024-11-25 02:41:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:41:05,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-25 02:41:05,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:05,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2024-11-25 02:41:05,563 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2024-11-25 02:41:05,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:41:05,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:05,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:05,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:41:05,568 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:41:05,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 02:41:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:09,040 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:09,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-25 02:41:09,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:09,752 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:41:09,753 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-25 02:41:11,818 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:41:11,818 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-25 02:41:14,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:41:14,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 02:41:59,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:42:06,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:42:06,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2024-11-25 02:42:06,073 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2024-11-25 02:42:06,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:42:06,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:42:06,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:42:06,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:42:06,077 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:42:06,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 02:42:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:09,402 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:42:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:09,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:42:09,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:42:14,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:42:14,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-25 02:43:44,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:43:47,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:43:50,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:43:52,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:43:52,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2024-11-25 02:43:52,561 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2024-11-25 02:43:52,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:43:52,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:43:52,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:43:52,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:43:52,567 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:43:52,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 02:43:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:55,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:43:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:55,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:43:55,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:43:58,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:43:58,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-25 02:44:10,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:44:12,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:44:16,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:44:17,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:44:17,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 72 states and 114 transitions. [2024-11-25 02:44:17,098 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 114 transitions. [2024-11-25 02:44:17,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:44:17,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:44:17,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:44:17,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:44:17,101 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:44:17,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 02:44:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:18,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:44:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:18,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 02:44:18,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:44:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:44:18,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 02:44:28,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:44:29,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:44:29,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2024-11-25 02:44:29,269 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2024-11-25 02:44:29,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:44:29,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:44:29,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:44:29,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:44:29,273 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:44:29,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 02:44:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:30,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:44:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:30,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 02:44:30,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:44:30,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:44:30,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-25 02:44:30,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:44:30,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2024-11-25 02:44:30,463 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2024-11-25 02:44:30,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:44:30,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:44:30,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:44:30,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:44:30,467 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:44:30,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 02:44:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:32,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:44:32,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:32,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 02:44:32,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:44:33,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-25 02:44:33,088 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 34 treesize of output 18 [2024-11-25 02:45:22,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:45:22,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 02:46:18,613 WARN L286 SmtUtils]: Spent 20.40s on a formula simplification. DAG size of input: 69 DAG size of output: 59 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:47:00,810 WARN L286 SmtUtils]: Spent 10.17s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:47:18,863 WARN L286 SmtUtils]: Spent 10.32s on a formula simplification. DAG size of input: 58 DAG size of output: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:47:37,879 WARN L286 SmtUtils]: Spent 10.15s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:48:34,292 WARN L286 SmtUtils]: Spent 10.19s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:50:46,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:46,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 101 transitions. [2024-11-25 02:50:46,273 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2024-11-25 02:50:46,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:50:46,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:46,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:50:46,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:50:46,278 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:50:46,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 02:50:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:48,718 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:50:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:48,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 02:50:48,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:51:00,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-25 02:51:00,838 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 31 treesize of output 15 [2024-11-25 02:51:06,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:51:06,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-25 02:51:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:51:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 106 transitions. [2024-11-25 02:51:40,258 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2024-11-25 02:51:40,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:51:40,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:51:40,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:51:40,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:51:40,263 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:51:40,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 02:51:42,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:51:42,678 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:51:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:51:42,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-25 02:51:42,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:51:42,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-25 02:51:42,980 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 34 treesize of output 18 [2024-11-25 02:51:43,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:51:43,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 02:52:44,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:44,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 103 transitions. [2024-11-25 02:52:44,378 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2024-11-25 02:52:44,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 02:52:44,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:44,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:52:44,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:52:44,380 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:52:44,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 02:52:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:47,337 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:52:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:47,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-25 02:52:47,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:52:47,542 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:52:47,543 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-25 02:53:03,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:53:03,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b42579f-1478-48b5-9f54-aeb513f24d8f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-25 02:53:42,018 WARN L286 SmtUtils]: Spent 10.29s on a formula simplification that was a NOOP. DAG size: 62 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:54:03,977 WARN L286 SmtUtils]: Spent 10.29s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:54:16,725 WARN L286 SmtUtils]: Spent 10.24s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)