./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0870a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0870a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm --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 142260caf5fd1ea490afd9487f6477f957eb3da92ef33653d5fac0daa32a8ec1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:39:13,789 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:39:13,892 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:39:13,899 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:39:13,901 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:39:13,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:39:13,937 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:39:13,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:39:13,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:39:13,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:39:13,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:39:13,939 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:39:13,939 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:39:13,940 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:39:13,940 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:39:13,940 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:39:13,940 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:39:13,940 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:39:13,940 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:39:13,941 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:39:13,941 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:39:13,941 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:39:13,941 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:39:13,941 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:39:13,941 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:39:13,941 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:39:13,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:39:13,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:39:13,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:39:13,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:39:13,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:39:13,942 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:39:13,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:39:13,942 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_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm 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 -> 142260caf5fd1ea490afd9487f6477f957eb3da92ef33653d5fac0daa32a8ec1 [2024-11-13 20:39:14,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:39:14,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:39:14,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:39:14,292 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:39:14,295 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:39:14,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0870a.c Unable to find full path for "g++" [2024-11-13 20:39:16,215 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:39:16,566 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:39:16,567 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/sv-benchmarks/c/float-newlib/double_req_bl_0870a.c [2024-11-13 20:39:16,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/data/877963598/e7cec7cd5c024f9f9c0cc36922f775bb/FLAGcbf56b420 [2024-11-13 20:39:16,612 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/data/877963598/e7cec7cd5c024f9f9c0cc36922f775bb [2024-11-13 20:39:16,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:39:16,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:39:16,620 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:39:16,621 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:39:16,629 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:39:16,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:39:16" (1/1) ... [2024-11-13 20:39:16,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27023105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:16, skipping insertion in model container [2024-11-13 20:39:16,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:39:16" (1/1) ... [2024-11-13 20:39:16,682 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:39:16,999 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:618) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:3120) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$136(StandardFunctionHandler.java:601) 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:1611) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:568) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2170) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:197) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) 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.visit(CHandler.java:1769) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) 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:1638) 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:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) 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) [2024-11-13 20:39:17,009 INFO L158 Benchmark]: Toolchain (without parser) took 389.12ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 80.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:39:17,011 INFO L158 Benchmark]: CDTParser took 1.00ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:39:17,012 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.73ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 80.9MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:39:17,013 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.73ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 80.9MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:618) 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_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0870a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm --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 142260caf5fd1ea490afd9487f6477f957eb3da92ef33653d5fac0daa32a8ec1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:39:19,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:39:19,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:39:19,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:39:19,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:39:19,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:39:19,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:39:19,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:39:19,654 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:39:19,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:39:19,654 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:39:19,654 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:39:19,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:39:19,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:39:19,654 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:39:19,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:39:19,655 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:39:19,655 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:39:19,655 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:39:19,655 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:39:19,655 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:39:19,655 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:39:19,655 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:39:19,655 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:39:19,655 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:39:19,656 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:39:19,656 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:39:19,656 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:39:19,656 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:39:19,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:39:19,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:39:19,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:39:19,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:39:19,656 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:39:19,657 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:39:19,657 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:39:19,657 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_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm 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 -> 142260caf5fd1ea490afd9487f6477f957eb3da92ef33653d5fac0daa32a8ec1 [2024-11-13 20:39:19,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:39:19,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:39:19,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:39:20,001 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:39:20,004 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:39:20,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0870a.c Unable to find full path for "g++" [2024-11-13 20:39:21,915 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:39:22,289 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:39:22,292 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/sv-benchmarks/c/float-newlib/double_req_bl_0870a.c [2024-11-13 20:39:22,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/data/2ebdb1792/157e316506c34b92b56ce2726b6cc790/FLAG6298f77a4 [2024-11-13 20:39:22,334 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/data/2ebdb1792/157e316506c34b92b56ce2726b6cc790 [2024-11-13 20:39:22,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:39:22,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:39:22,341 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:39:22,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:39:22,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:39:22,349 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:39:22" (1/1) ... [2024-11-13 20:39:22,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272f9bd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:22, skipping insertion in model container [2024-11-13 20:39:22,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:39:22" (1/1) ... [2024-11-13 20:39:22,394 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:39:22,770 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_2ca07a7a-0387-4631-9fae-d108aaf2c83f/sv-benchmarks/c/float-newlib/double_req_bl_0870a.c[14174,14187] [2024-11-13 20:39:22,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:39:22,801 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:39:22,997 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_2ca07a7a-0387-4631-9fae-d108aaf2c83f/sv-benchmarks/c/float-newlib/double_req_bl_0870a.c[14174,14187] [2024-11-13 20:39:22,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:39:23,034 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:39:23,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23 WrapperNode [2024-11-13 20:39:23,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:39:23,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:39:23,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:39:23,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:39:23,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23" (1/1) ... [2024-11-13 20:39:23,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23" (1/1) ... [2024-11-13 20:39:23,154 INFO L138 Inliner]: procedures = 25, calls = 159, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 735 [2024-11-13 20:39:23,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:39:23,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:39:23,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:39:23,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:39:23,168 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23" (1/1) ... [2024-11-13 20:39:23,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23" (1/1) ... [2024-11-13 20:39:23,183 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23" (1/1) ... [2024-11-13 20:39:23,183 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23" (1/1) ... [2024-11-13 20:39:23,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23" (1/1) ... [2024-11-13 20:39:23,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23" (1/1) ... [2024-11-13 20:39:23,255 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23" (1/1) ... [2024-11-13 20:39:23,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23" (1/1) ... [2024-11-13 20:39:23,274 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:39:23,278 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:39:23,279 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:39:23,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:39:23,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:23" (1/1) ... [2024-11-13 20:39:23,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:39:23,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:39:23,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:39:23,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:39:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:39:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 20:39:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2024-11-13 20:39:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2024-11-13 20:39:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 20:39:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:39:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:39:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-13 20:39:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:39:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:39:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:39:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:39:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:39:23,595 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:39:23,597 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:42:05,062 INFO L? ?]: Removed 193 outVars from TransFormulas that were not future-live. [2024-11-13 20:42:05,063 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:42:05,401 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:42:05,403 INFO L316 CfgBuilder]: Removed 58 assume(true) statements. [2024-11-13 20:42:05,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:05 BoogieIcfgContainer [2024-11-13 20:42:05,404 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:42:05,405 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:42:05,405 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:42:05,417 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:42:05,418 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:05" (1/1) ... [2024-11-13 20:42:05,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:42:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:05,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 143 states and 243 transitions. [2024-11-13 20:42:05,509 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 243 transitions. [2024-11-13 20:42:05,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:42:05,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:05,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:05,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:42:05,517 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:42:05,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:42:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:06,832 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:42:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:06,938 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:42:06,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:06,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:42:06,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:42:16,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:42:27,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:42:27,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:27,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 143 states and 238 transitions. [2024-11-13 20:42:27,941 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 238 transitions. [2024-11-13 20:42:27,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:42:27,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:27,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:27,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:42:27,945 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:42:27,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:42:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:30,708 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:42:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:30,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:42:30,856 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:42:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:42:34,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:42:37,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:42:50,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:42:51,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:51,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 143 states and 237 transitions. [2024-11-13 20:42:51,841 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 237 transitions. [2024-11-13 20:42:51,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:42:51,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:51,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:51,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:42:51,845 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:42:51,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ca07a7a-0387-4631-9fae-d108aaf2c83f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:42:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:42:57,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:43:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat