./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk --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 69ee9fe46649b3b552609f3ec360bfaabd8d7bfa2167c3567b409de7910df01a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:43:37,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:43:37,233 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:43:37,238 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:43:37,238 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:43:37,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:43:37,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:43:37,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:43:37,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:43:37,267 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:43:37,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:43:37,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:43:37,268 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:43:37,269 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:43:37,269 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:43:37,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:43:37,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:43:37,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:43:37,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:43:37,272 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:43:37,272 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:43:37,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:43:37,277 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:43:37,277 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:43:37,278 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:43:37,278 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:43:37,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:43:37,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:43:37,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:43:37,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:43:37,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:43:37,281 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:43:37,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:43:37,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69ee9fe46649b3b552609f3ec360bfaabd8d7bfa2167c3567b409de7910df01a [2024-11-08 19:43:37,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:43:37,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:43:37,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:43:37,655 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:43:37,655 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:43:37,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i Unable to find full path for "g++" [2024-11-08 19:43:40,139 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:43:40,473 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:43:40,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i [2024-11-08 19:43:40,492 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/data/141c6cd43/a62d970eb10b448681f1840e95685390/FLAG788d35ef5 [2024-11-08 19:43:40,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/data/141c6cd43/a62d970eb10b448681f1840e95685390 [2024-11-08 19:43:40,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:43:40,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:43:40,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:43:40,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:43:40,542 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:43:40,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:43:40" (1/1) ... [2024-11-08 19:43:40,546 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee70e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:40, skipping insertion in model container [2024-11-08 19:43:40,549 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:43:40" (1/1) ... [2024-11-08 19:43:40,626 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:43:41,365 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_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i[38068,38081] [2024-11-08 19:43:41,386 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: fesetround not supported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBuiltinFesetround(IntegerTranslation.java:736) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBuiltinFesetround(StandardFunctionHandler.java:2798) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1625) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1520) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoopBody(CHandler.java:3634) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1577) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1652) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2522) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:43:41,399 INFO L158 Benchmark]: Toolchain (without parser) took 869.62ms. Allocated memory is still 125.8MB. Free memory was 88.3MB in the beginning and 72.7MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:43:41,400 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:43:41,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 866.36ms. Allocated memory is still 125.8MB. Free memory was 87.9MB in the beginning and 72.7MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:43:41,403 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 866.36ms. Allocated memory is still 125.8MB. Free memory was 87.9MB in the beginning and 72.7MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: fesetround not supported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: fesetround not supported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBuiltinFesetround(IntegerTranslation.java:736) 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk --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 69ee9fe46649b3b552609f3ec360bfaabd8d7bfa2167c3567b409de7910df01a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:43:44,948 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:43:45,125 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:43:45,170 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:43:45,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:43:45,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:43:45,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:43:45,174 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:43:45,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:43:45,175 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:43:45,175 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:43:45,175 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:43:45,176 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:43:45,178 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:43:45,179 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:43:45,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:43:45,180 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:43:45,180 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:43:45,180 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:43:45,181 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:43:45,181 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:43:45,187 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:43:45,188 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:43:45,188 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:43:45,188 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:43:45,189 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:43:45,189 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:45,189 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:43:45,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:43:45,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:43:45,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:43:45,191 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:43:45,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:43:45,191 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:43:45,192 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:45,192 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:43:45,192 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69ee9fe46649b3b552609f3ec360bfaabd8d7bfa2167c3567b409de7910df01a [2024-11-08 19:43:45,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:43:46,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:43:46,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:43:46,017 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:43:46,018 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:43:46,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i Unable to find full path for "g++" [2024-11-08 19:43:49,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:43:50,477 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:43:50,478 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i [2024-11-08 19:43:50,510 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/data/2b9e2a652/466710d2c50c4ae787163bae4dd4bc9e/FLAGe737b8630 [2024-11-08 19:43:50,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/data/2b9e2a652/466710d2c50c4ae787163bae4dd4bc9e [2024-11-08 19:43:50,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:43:50,558 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:43:50,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:43:50,564 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:43:50,575 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:43:50,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@698f923c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50, skipping insertion in model container [2024-11-08 19:43:50,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,673 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:43:51,653 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_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i[38068,38081] [2024-11-08 19:43:51,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:43:51,749 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:43:51,818 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_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i[38068,38081] [2024-11-08 19:43:51,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:43:51,989 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:43:51,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51 WrapperNode [2024-11-08 19:43:51,990 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:43:51,992 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:43:51,993 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:43:51,993 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:43:52,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51" (1/1) ... [2024-11-08 19:43:52,049 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51" (1/1) ... [2024-11-08 19:43:52,106 INFO L138 Inliner]: procedures = 463, calls = 36, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 138 [2024-11-08 19:43:52,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:43:52,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:43:52,108 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:43:52,109 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:43:52,132 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51" (1/1) ... [2024-11-08 19:43:52,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51" (1/1) ... [2024-11-08 19:43:52,140 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51" (1/1) ... [2024-11-08 19:43:52,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51" (1/1) ... [2024-11-08 19:43:52,166 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51" (1/1) ... [2024-11-08 19:43:52,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51" (1/1) ... [2024-11-08 19:43:52,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51" (1/1) ... [2024-11-08 19:43:52,188 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51" (1/1) ... [2024-11-08 19:43:52,196 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:43:52,198 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:43:52,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:43:52,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:43:52,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:51" (1/1) ... [2024-11-08 19:43:52,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:43:52,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:43:52,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:43:52,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:43:52,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:43:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:43:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 19:43:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:43:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:43:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:43:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:43:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:43:52,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 19:43:52,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:43:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2024-11-08 19:43:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2024-11-08 19:43:52,539 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:43:52,543 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:43:53,137 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-08 19:43:53,137 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:43:53,251 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:43:53,252 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:43:53,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:43:53 BoogieIcfgContainer [2024-11-08 19:43:53,252 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:43:53,253 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:43:53,254 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:43:53,267 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:43:53,267 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:43:53" (1/1) ... [2024-11-08 19:43:53,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:43:53,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:53,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 81 transitions. [2024-11-08 19:43:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2024-11-08 19:43:53,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:43:53,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:53,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:53,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:53,374 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:53,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:43:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:53,596 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:53,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:43:53,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:53,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:43:53,712 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:43:53,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:43:53,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:53,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 82 transitions. [2024-11-08 19:43:53,808 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2024-11-08 19:43:53,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:43:53,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:53,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:53,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:53,815 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:53,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b334d27e-80c0-4bf1-b12b-500f3ffe63e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:43:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:43:54,094 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:43:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat