./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0870a.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_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/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_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/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_c1ea8451-19d6-46dc-97b4-b99503f44535/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 7bd3d677fdf67dacdef98bd20ba7d08579ffed91ded83a3af991b1498e0eb81b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:22:01,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:22:01,614 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:22:01,619 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:22:01,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:22:01,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:22:01,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:22:01,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:22:01,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:22:01,638 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:22:01,638 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:22:01,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:22:01,638 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:22:01,638 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:22:01,639 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:22:01,639 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:22:01,639 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:22:01,639 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:22:01,639 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:22:01,639 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:22:01,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:22:01,639 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:22:01,639 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:22:01,639 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:22:01,640 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:22:01,640 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:22:01,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:22:01,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:22:01,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:22:01,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:22:01,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:22:01,640 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:22:01,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:22:01,640 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_c1ea8451-19d6-46dc-97b4-b99503f44535/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 -> 7bd3d677fdf67dacdef98bd20ba7d08579ffed91ded83a3af991b1498e0eb81b [2024-12-06 01:22:01,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:22:01,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:22:01,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:22:01,878 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:22:01,878 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:22:01,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0870a.c [2024-12-06 01:22:04,588 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/data/cec9cf257/8fa2f6a180844d96a2dbafd154040e8a/FLAG942c6dd74 [2024-12-06 01:22:04,788 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:22:04,788 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/sv-benchmarks/c/float-newlib/float_req_bl_0870a.c [2024-12-06 01:22:04,798 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/data/cec9cf257/8fa2f6a180844d96a2dbafd154040e8a/FLAG942c6dd74 [2024-12-06 01:22:05,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/data/cec9cf257/8fa2f6a180844d96a2dbafd154040e8a [2024-12-06 01:22:05,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:22:05,140 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:22:05,141 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:22:05,141 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:22:05,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:22:05,144 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:22:05" (1/1) ... [2024-12-06 01:22:05,145 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8fe449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:05, skipping insertion in model container [2024-12-06 01:22:05,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:22:05" (1/1) ... [2024-12-06 01:22:05,167 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:22:05,272 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 01:22:05,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d2a284a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:05, skipping insertion in model container [2024-12-06 01:22:05,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:22:05,273 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 01:22:05,274 INFO L158 Benchmark]: Toolchain (without parser) took 133.37ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 82.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:22:05,274 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:22:05,275 INFO L158 Benchmark]: CACSL2BoogieTranslator took 131.58ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 82.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:22:05,276 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 131.58ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 82.8MB in the end (delta: 9.1MB). 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_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/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_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/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_c1ea8451-19d6-46dc-97b4-b99503f44535/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 7bd3d677fdf67dacdef98bd20ba7d08579ffed91ded83a3af991b1498e0eb81b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:22:07,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:22:07,098 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:22:07,123 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:22:07,124 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:22:07,124 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:22:07,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:22:07,124 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:22:07,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:22:07,125 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:22:07,125 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:22:07,125 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:22:07,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:22:07,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:22:07,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:22:07,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:22:07,125 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:22:07,125 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:22:07,125 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:22:07,126 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:22:07,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:22:07,126 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:22:07,126 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:22:07,126 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:22:07,126 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:22:07,126 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:22:07,126 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:22:07,126 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:22:07,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:22:07,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:22:07,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:22:07,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:22:07,127 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:22:07,127 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:22:07,127 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:22:07,127 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:22:07,127 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_c1ea8451-19d6-46dc-97b4-b99503f44535/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 -> 7bd3d677fdf67dacdef98bd20ba7d08579ffed91ded83a3af991b1498e0eb81b [2024-12-06 01:22:07,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:22:07,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:22:07,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:22:07,373 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:22:07,373 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:22:07,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0870a.c [2024-12-06 01:22:10,071 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/data/6cae7aafb/fdeab6dbda5e4caaa170ca9bad47d80b/FLAGa21dabdf1 [2024-12-06 01:22:10,277 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:22:10,278 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/sv-benchmarks/c/float-newlib/float_req_bl_0870a.c [2024-12-06 01:22:10,286 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/data/6cae7aafb/fdeab6dbda5e4caaa170ca9bad47d80b/FLAGa21dabdf1 [2024-12-06 01:22:10,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/data/6cae7aafb/fdeab6dbda5e4caaa170ca9bad47d80b [2024-12-06 01:22:10,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:22:10,626 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:22:10,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:22:10,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:22:10,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:22:10,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:10,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16f15d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10, skipping insertion in model container [2024-12-06 01:22:10,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:10,656 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:22:10,873 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_c1ea8451-19d6-46dc-97b4-b99503f44535/sv-benchmarks/c/float-newlib/float_req_bl_0870a.c[13991,14004] [2024-12-06 01:22:10,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:22:10,889 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:22:10,966 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_c1ea8451-19d6-46dc-97b4-b99503f44535/sv-benchmarks/c/float-newlib/float_req_bl_0870a.c[13991,14004] [2024-12-06 01:22:10,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:22:10,983 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:22:10,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10 WrapperNode [2024-12-06 01:22:10,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:22:10,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:22:10,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:22:10,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:22:10,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,006 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,036 INFO L138 Inliner]: procedures = 26, calls = 188, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 728 [2024-12-06 01:22:11,036 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:22:11,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:22:11,037 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:22:11,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:22:11,043 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,049 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,049 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,069 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,070 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,090 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,097 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,100 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:22:11,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:22:11,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:22:11,106 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:22:11,107 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:22:10" (1/1) ... [2024-12-06 01:22:11,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:22:11,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:22:11,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:22:11,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:22:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:22:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:22:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 01:22:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 01:22:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 01:22:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 01:22:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2024-12-06 01:22:11,165 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2024-12-06 01:22:11,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 01:22:11,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:22:11,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:22:11,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 01:22:11,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 01:22:11,292 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:22:11,293 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:23:25,299 INFO L? ?]: Removed 159 outVars from TransFormulas that were not future-live. [2024-12-06 01:23:25,299 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:23:25,420 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:23:25,420 INFO L312 CfgBuilder]: Removed 36 assume(true) statements. [2024-12-06 01:23:25,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:23:25 BoogieIcfgContainer [2024-12-06 01:23:25,420 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:23:25,421 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:23:25,421 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:23:25,428 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:23:25,428 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:23:25" (1/1) ... [2024-12-06 01:23:25,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:23:25,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:23:25,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 151 states and 258 transitions. [2024-12-06 01:23:25,474 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 258 transitions. [2024-12-06 01:23:25,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 01:23:25,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:23:25,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:23:25,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:23:25,479 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:23:25,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:23:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:23:26,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:23:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:23:26,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 01:23:26,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:23:26,678 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 01:23:26,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:23:28,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:23:28,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 151 states and 253 transitions. [2024-12-06 01:23:28,608 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 253 transitions. [2024-12-06 01:23:28,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 01:23:28,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:23:28,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:23:28,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:23:28,610 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:23:28,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:23:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:23:30,893 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:23:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:23:31,019 INFO L256 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 01:23:31,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:23:31,365 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 01:23:31,367 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2024-12-06 01:23:31,811 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 01:23:31,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:23:33,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:23:33,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 151 states and 252 transitions. [2024-12-06 01:23:33,068 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 252 transitions. [2024-12-06 01:23:33,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:23:33,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:23:33,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:23:33,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:23:33,070 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:23:33,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ea8451-19d6-46dc-97b4-b99503f44535/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:23:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:23:38,342 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:23:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat