./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0320a.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_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/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_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/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_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/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 0cbfaf99ed6c2c7a503c1ee3bb6430a04470ce99e93c93b74605e38411e2fe77 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:06:55,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:06:55,103 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:06:55,107 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:06:55,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:06:55,126 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:06:55,127 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:06:55,127 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:06:55,128 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:06:55,128 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:06:55,128 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:06:55,128 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:06:55,128 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:06:55,128 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:06:55,129 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:06:55,129 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:06:55,129 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:06:55,129 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:06:55,129 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:06:55,129 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:06:55,129 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:06:55,129 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:06:55,129 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:06:55,129 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:06:55,130 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:06:55,130 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:06:55,130 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:06:55,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:06:55,130 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:06:55,130 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:06:55,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:06:55,130 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:06:55,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:06:55,131 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_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/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 -> 0cbfaf99ed6c2c7a503c1ee3bb6430a04470ce99e93c93b74605e38411e2fe77 [2024-12-06 04:06:55,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:06:55,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:06:55,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:06:55,342 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:06:55,342 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:06:55,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2024-12-06 04:06:57,973 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/data/0393e8822/51a53c452251427981cd205e457df011/FLAG7764cf2c0 [2024-12-06 04:06:58,207 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:06:58,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2024-12-06 04:06:58,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/data/0393e8822/51a53c452251427981cd205e457df011/FLAG7764cf2c0 [2024-12-06 04:06:58,542 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/data/0393e8822/51a53c452251427981cd205e457df011 [2024-12-06 04:06:58,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:06:58,545 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:06:58,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:06:58,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:06:58,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:06:58,550 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:06:58" (1/1) ... [2024-12-06 04:06:58,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f56a6eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:06:58, skipping insertion in model container [2024-12-06 04:06:58,551 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:06:58" (1/1) ... [2024-12-06 04:06:58,571 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:06:58,693 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 04:06:58,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19865e63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:06:58, skipping insertion in model container [2024-12-06 04:06:58,694 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:06:58,694 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 04:06:58,696 INFO L158 Benchmark]: Toolchain (without parser) took 149.95ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 108.3MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:06:58,696 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:06:58,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 147.65ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 108.3MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:06:58,697 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 147.65ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 108.3MB in the end (delta: 9.0MB). 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_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/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_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0320a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/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_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/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 0cbfaf99ed6c2c7a503c1ee3bb6430a04470ce99e93c93b74605e38411e2fe77 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:07:00,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:07:00,529 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:07:00,556 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:07:00,556 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:07:00,557 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:07:00,557 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:07:00,557 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:07:00,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:07:00,557 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:07:00,557 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:07:00,557 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:07:00,558 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:07:00,558 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:07:00,558 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:07:00,558 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:07:00,558 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:07:00,558 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:07:00,558 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:07:00,558 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:07:00,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:07:00,558 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:07:00,558 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:07:00,559 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:07:00,559 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:07:00,559 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:07:00,559 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:00,559 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:07:00,559 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:07:00,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:07:00,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:07:00,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:07:00,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:07:00,559 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:07:00,560 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:00,560 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:07:00,560 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_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/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 -> 0cbfaf99ed6c2c7a503c1ee3bb6430a04470ce99e93c93b74605e38411e2fe77 [2024-12-06 04:07:00,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:07:00,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:07:00,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:07:00,813 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:07:00,813 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:07:00,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2024-12-06 04:07:03,490 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/data/39212996e/aa17a34fdec44f3d87c299856431a75a/FLAGf23aaf52f [2024-12-06 04:07:03,698 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:07:03,698 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2024-12-06 04:07:03,708 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/data/39212996e/aa17a34fdec44f3d87c299856431a75a/FLAGf23aaf52f [2024-12-06 04:07:04,040 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/data/39212996e/aa17a34fdec44f3d87c299856431a75a [2024-12-06 04:07:04,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:07:04,043 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:07:04,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:07:04,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:07:04,048 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:07:04,049 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b627f42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04, skipping insertion in model container [2024-12-06 04:07:04,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,072 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:07:04,306 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_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c[15470,15483] [2024-12-06 04:07:04,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:07:04,342 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:07:04,431 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_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c[15470,15483] [2024-12-06 04:07:04,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:07:04,482 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:07:04,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04 WrapperNode [2024-12-06 04:07:04,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:07:04,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:07:04,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:07:04,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:07:04,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,554 INFO L138 Inliner]: procedures = 31, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1088 [2024-12-06 04:07:04,554 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:07:04,555 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:07:04,555 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:07:04,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:07:04,562 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,604 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,607 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,616 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:07:04,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:07:04,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:07:04,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:07:04,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:04" (1/1) ... [2024-12-06 04:07:04,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:07:04,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:07:04,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:07:04,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:07:04,695 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2024-12-06 04:07:04,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2024-12-06 04:07:04,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:07:04,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:07:04,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 04:07:04,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:07:04,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 04:07:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:07:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2024-12-06 04:07:04,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2024-12-06 04:07:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 04:07:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2024-12-06 04:07:04,696 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2024-12-06 04:07:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 04:07:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2024-12-06 04:07:04,696 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2024-12-06 04:07:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 04:07:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:07:04,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:07:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:07:04,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:07:04,846 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:07:04,848 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:09:17,506 INFO L? ?]: Removed 246 outVars from TransFormulas that were not future-live. [2024-12-06 04:09:17,506 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:09:17,792 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:09:17,792 INFO L312 CfgBuilder]: Removed 40 assume(true) statements. [2024-12-06 04:09:17,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:09:17 BoogieIcfgContainer [2024-12-06 04:09:17,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:09:17,793 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:09:17,793 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:09:17,802 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:09:17,802 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:09:17" (1/1) ... [2024-12-06 04:09:17,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:09:17,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:17,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 169 states and 277 transitions. [2024-12-06 04:09:17,861 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 277 transitions. [2024-12-06 04:09:17,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:09:17,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:17,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:17,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:17,866 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:17,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:09:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:33,279 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:47,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:09:47,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:47,415 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 04:09:47,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:09:57,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:09:57,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:57,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 169 states and 274 transitions. [2024-12-06 04:09:57,584 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 274 transitions. [2024-12-06 04:09:57,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:09:57,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:57,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:57,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:57,586 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:57,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:10:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:14,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:28,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:28,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:28,926 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:10:28,927 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-12-06 04:10:29,099 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 04:10:29,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:10:32,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:10:33,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:33,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 34 transitions. [2024-12-06 04:10:33,068 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2024-12-06 04:10:33,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:10:33,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:33,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:33,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:33,070 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:33,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:10:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:48,301 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:01,672 INFO L256 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:11:01,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:01,677 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 04:11:01,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:11:01,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:01,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 32 transitions. [2024-12-06 04:11:01,691 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2024-12-06 04:11:01,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 04:11:01,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:01,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:01,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:01,694 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:01,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:11:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:18,840 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:32,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:32,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:11:32,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:34,532 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 04:11:34,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:11:41,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:11:53,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:12:03,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:12:13,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:12:24,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:12:25,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 38 transitions. [2024-12-06 04:12:25,524 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2024-12-06 04:12:25,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:12:25,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:25,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:25,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:25,527 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:25,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:12:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:45,450 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:59,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:12:59,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:00,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-06 04:13:00,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-12-06 04:13:02,458 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 04:13:02,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-12-06 04:13:24,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:13:35,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:13:45,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:13:55,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:14:08,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:14:19,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:14:29,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:14:40,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:14:50,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:14:50,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:50,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 36 states and 46 transitions. [2024-12-06 04:14:50,560 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-12-06 04:14:50,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:14:50,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:50,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:50,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:50,564 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:50,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:15:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:07,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:23,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:15:23,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:26,656 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 04:15:26,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-12-06 04:15:59,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:16:09,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:16:20,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:16:30,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:16:40,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:16:59,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:17:14,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:17:24,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:17:35,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:17:35,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:35,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 47 transitions. [2024-12-06 04:17:35,898 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2024-12-06 04:17:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:17:35,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:35,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:35,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:35,901 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:35,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:18:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:00,139 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:18:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:16,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:18:16,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:18:16,294 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:18:16,295 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-12-06 04:18:19,255 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 04:18:19,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-12-06 04:18:31,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:18:41,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:18:51,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:19:01,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:19:11,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:19:22,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:19:42,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:19:52,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:20:02,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:20:12,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:20:13,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:13,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 50 transitions. [2024-12-06 04:20:13,629 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2024-12-06 04:20:13,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:20:13,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:13,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:13,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:13,632 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:13,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:20:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:33,834 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:47,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:20:47,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:47,946 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:20:47,947 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-12-06 04:20:52,505 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 04:20:52,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-12-06 04:20:58,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:58,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 44 states and 54 transitions. [2024-12-06 04:20:58,873 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2024-12-06 04:20:58,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:20:58,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:58,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:58,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:58,876 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:58,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:21:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:16,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:31,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:21:31,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:33,335 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 04:21:33,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e202ad-3850-4c53-b2ee-fa2ca610bdc8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:22:01,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:22:11,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]