./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/sqrt_poly2.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_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/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_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/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_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/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 14164d07a16e34a605f7e42a9694dd7b1f0302594742e37b160cf821b53bc94e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:30:48,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:30:48,677 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:30:48,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:30:48,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:30:48,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:30:48,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:30:48,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:30:48,705 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:30:48,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:30:48,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:30:48,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:30:48,706 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:30:48,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:30:48,706 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:30:48,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:30:48,706 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:30:48,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:30:48,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:30:48,707 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:30:48,707 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:30:48,707 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:30:48,707 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:30:48,707 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:30:48,707 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:30:48,707 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:30:48,707 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:30:48,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:30:48,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:30:48,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:30:48,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:30:48,708 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:30:48,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:30:48,708 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_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/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 -> 14164d07a16e34a605f7e42a9694dd7b1f0302594742e37b160cf821b53bc94e [2024-12-06 04:30:48,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:30:48,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:30:48,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:30:48,975 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:30:48,975 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:30:48,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/sqrt_poly2.c [2024-12-06 04:30:51,685 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/data/13119d9b2/af24b6c01e51416ba3dad66a144276c8/FLAGc085262ed [2024-12-06 04:30:51,872 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:30:51,873 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/sv-benchmarks/c/float-benchs/sqrt_poly2.c [2024-12-06 04:30:51,880 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/data/13119d9b2/af24b6c01e51416ba3dad66a144276c8/FLAGc085262ed [2024-12-06 04:30:52,232 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/data/13119d9b2/af24b6c01e51416ba3dad66a144276c8 [2024-12-06 04:30:52,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:30:52,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:30:52,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:30:52,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:30:52,239 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:30:52,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:30:52" (1/1) ... [2024-12-06 04:30:52,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231c285b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:52, skipping insertion in model container [2024-12-06 04:30:52,240 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:30:52" (1/1) ... [2024-12-06 04:30:52,250 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:30:52,372 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_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/sv-benchmarks/c/float-benchs/sqrt_poly2.c[587,600] [2024-12-06 04:30:52,382 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 04:30:52,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4764f464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:52, skipping insertion in model container [2024-12-06 04:30:52,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:30:52,383 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 04:30:52,385 INFO L158 Benchmark]: Toolchain (without parser) took 148.46ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 107.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:30:52,385 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:30:52,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 146.62ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 107.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:30:52,387 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 146.62ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 107.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 24]: 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_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/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_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/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_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/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 14164d07a16e34a605f7e42a9694dd7b1f0302594742e37b160cf821b53bc94e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:30:54,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:30:54,303 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:30:54,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:30:54,326 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:30:54,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:30:54,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:30:54,327 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:30:54,327 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:30:54,327 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:30:54,328 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:30:54,328 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:30:54,328 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:30:54,328 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:30:54,328 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:30:54,328 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:30:54,328 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:30:54,329 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:30:54,329 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:30:54,329 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:30:54,329 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:30:54,329 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:30:54,329 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:30:54,329 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:30:54,329 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:30:54,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:30:54,329 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:30:54,329 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:30:54,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:30:54,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:30:54,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:30:54,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:30:54,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:30:54,330 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:30:54,330 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:30:54,330 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:30:54,330 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_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/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 -> 14164d07a16e34a605f7e42a9694dd7b1f0302594742e37b160cf821b53bc94e [2024-12-06 04:30:54,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:30:54,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:30:54,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:30:54,566 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:30:54,567 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:30:54,568 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/sqrt_poly2.c [2024-12-06 04:30:57,199 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/data/dafef42a0/c3146ce0acd7487299a734a02c3df40c/FLAGb5f78245c [2024-12-06 04:30:57,414 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:30:57,414 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/sv-benchmarks/c/float-benchs/sqrt_poly2.c [2024-12-06 04:30:57,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/data/dafef42a0/c3146ce0acd7487299a734a02c3df40c/FLAGb5f78245c [2024-12-06 04:30:57,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/data/dafef42a0/c3146ce0acd7487299a734a02c3df40c [2024-12-06 04:30:57,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:30:57,439 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:30:57,441 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:30:57,441 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:30:57,444 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:30:57,445 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@331a451c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57, skipping insertion in model container [2024-12-06 04:30:57,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,458 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:30:57,572 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_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/sv-benchmarks/c/float-benchs/sqrt_poly2.c[587,600] [2024-12-06 04:30:57,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:30:57,604 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:30:57,612 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_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/sv-benchmarks/c/float-benchs/sqrt_poly2.c[587,600] [2024-12-06 04:30:57,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:30:57,640 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:30:57,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57 WrapperNode [2024-12-06 04:30:57,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:30:57,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:30:57,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:30:57,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:30:57,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,672 INFO L138 Inliner]: procedures = 21, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-12-06 04:30:57,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:30:57,673 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:30:57,673 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:30:57,673 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:30:57,679 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,682 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,683 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,691 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,694 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,696 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,697 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,699 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:30:57,700 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:30:57,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:30:57,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:30:57,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:57" (1/1) ... [2024-12-06 04:30:57,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:30:57,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:30:57,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:30:57,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:30:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:30:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-12-06 04:30:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-12-06 04:30:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:30:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:30:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:30:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:30:57,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:30:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:30:57,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:30:57,813 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:30:57,814 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:31:13,342 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-06 04:31:13,343 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:31:13,427 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:31:13,427 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:31:13,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:31:13 BoogieIcfgContainer [2024-12-06 04:31:13,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:31:13,429 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:31:13,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:31:13,438 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:31:13,438 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:31:13" (1/1) ... [2024-12-06 04:31:13,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:31:13,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:13,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 04:31:13,478 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 04:31:13,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:31:13,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:13,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:13,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:13,482 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:13,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e411edd-6c39-4af6-81b7-21fef5e4b8f1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:31:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:31:18,235 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:31:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat