./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/sqrt_1_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/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_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sqrt_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/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_cd334e36-0466-4ceb-b4cc-2db3656bcc34/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 b10e0b3c17671fc7f38a0c3aecd0bbf3c73c4f95dfe9060df46a665d1d1f3f8a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:00:54,138 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:00:54,239 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 01:00:54,247 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:00:54,248 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 01:00:54,293 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:00:54,294 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:00:54,295 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:00:54,295 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:00:54,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:00:54,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:00:54,296 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:00:54,297 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:00:54,297 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:00:54,297 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:00:54,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:00:54,298 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:00:54,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:00:54,299 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:00:54,299 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:00:54,300 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:00:54,300 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:00:54,301 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:00:54,304 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:00:54,305 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:00:54,305 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:00:54,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:00:54,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:00:54,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:00:54,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:00:54,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:00:54,307 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 01:00:54,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:00:54,308 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_cd334e36-0466-4ceb-b4cc-2db3656bcc34/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b10e0b3c17671fc7f38a0c3aecd0bbf3c73c4f95dfe9060df46a665d1d1f3f8a [2024-11-09 01:00:54,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:00:54,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:00:54,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:00:54,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:00:54,653 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:00:54,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/sqrt_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-09 01:00:56,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:00:56,931 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:00:56,931 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/sv-benchmarks/c/neural-networks/sqrt_1_safe.c-amalgamation.i [2024-11-09 01:00:56,958 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/data/9dd7225f9/aa76aa5803dd4b408fd68937c715696c/FLAGa01ff27d8 [2024-11-09 01:00:56,977 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/data/9dd7225f9/aa76aa5803dd4b408fd68937c715696c [2024-11-09 01:00:56,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:00:56,982 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:00:56,983 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:00:56,983 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:00:56,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:00:56,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:00:56" (1/1) ... [2024-11-09 01:00:56,991 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21af0262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:00:56, skipping insertion in model container [2024-11-09 01:00:56,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:00:56" (1/1) ... [2024-11-09 01:00:57,069 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:00:57,894 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) 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:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3216) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2295) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1237) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) 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) [2024-11-09 01:00:57,903 INFO L158 Benchmark]: Toolchain (without parser) took 920.32ms. Allocated memory is still 167.8MB. Free memory was 134.9MB in the beginning and 118.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 01:00:57,904 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:00:57,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 917.85ms. Allocated memory is still 167.8MB. Free memory was 134.9MB in the beginning and 118.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 01:00:57,907 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 917.85ms. Allocated memory is still 167.8MB. Free memory was 134.9MB in the beginning and 118.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/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_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sqrt_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/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_cd334e36-0466-4ceb-b4cc-2db3656bcc34/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 b10e0b3c17671fc7f38a0c3aecd0bbf3c73c4f95dfe9060df46a665d1d1f3f8a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:01:00,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:01:00,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 01:01:00,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:01:00,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:01:00,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:01:00,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:01:00,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:01:00,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:01:00,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:01:00,317 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:01:00,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:01:00,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:01:00,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:01:00,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:01:00,319 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:01:00,322 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:01:00,324 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:01:00,325 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:01:00,325 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:01:00,325 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:01:00,326 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:01:00,326 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:01:00,326 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:01:00,327 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:01:00,327 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:01:00,327 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:00,328 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 01:01:00,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:01:00,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:01:00,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:01:00,329 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:01:00,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:01:00,332 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:01:00,332 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:00,333 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 01:01:00,333 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_cd334e36-0466-4ceb-b4cc-2db3656bcc34/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b10e0b3c17671fc7f38a0c3aecd0bbf3c73c4f95dfe9060df46a665d1d1f3f8a [2024-11-09 01:01:00,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:01:00,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:01:00,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:01:00,788 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:01:00,789 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:01:00,790 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/sqrt_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-09 01:01:02,927 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:01:03,231 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:01:03,235 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/sv-benchmarks/c/neural-networks/sqrt_1_safe.c-amalgamation.i [2024-11-09 01:01:03,267 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/data/2f7a4d020/0f4536b06bec439f8245559ca2e8a691/FLAGe6ed20eaf [2024-11-09 01:01:03,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/data/2f7a4d020/0f4536b06bec439f8245559ca2e8a691 [2024-11-09 01:01:03,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:01:03,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:01:03,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:01:03,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:01:03,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:01:03,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:01:03" (1/1) ... [2024-11-09 01:01:03,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5c2a0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:03, skipping insertion in model container [2024-11-09 01:01:03,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:01:03" (1/1) ... [2024-11-09 01:01:03,583 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:01:04,711 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_cd334e36-0466-4ceb-b4cc-2db3656bcc34/sv-benchmarks/c/neural-networks/sqrt_1_safe.c-amalgamation.i[63012,63025] [2024-11-09 01:01:04,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:01:04,732 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:01:04,799 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_cd334e36-0466-4ceb-b4cc-2db3656bcc34/sv-benchmarks/c/neural-networks/sqrt_1_safe.c-amalgamation.i[63012,63025] [2024-11-09 01:01:04,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:01:05,025 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:01:05,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05 WrapperNode [2024-11-09 01:01:05,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:01:05,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:01:05,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:01:05,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:01:05,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05" (1/1) ... [2024-11-09 01:01:05,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05" (1/1) ... [2024-11-09 01:01:05,084 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2024-11-09 01:01:05,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:01:05,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:01:05,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:01:05,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:01:05,096 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05" (1/1) ... [2024-11-09 01:01:05,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05" (1/1) ... [2024-11-09 01:01:05,099 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05" (1/1) ... [2024-11-09 01:01:05,099 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05" (1/1) ... [2024-11-09 01:01:05,110 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05" (1/1) ... [2024-11-09 01:01:05,115 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05" (1/1) ... [2024-11-09 01:01:05,116 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05" (1/1) ... [2024-11-09 01:01:05,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05" (1/1) ... [2024-11-09 01:01:05,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:01:05,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:01:05,129 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:01:05,129 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:01:05,130 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:05" (1/1) ... [2024-11-09 01:01:05,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:01:05,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:01:05,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:01:05,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:01:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 01:01:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:01:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:01:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:01:05,330 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:01:05,333 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:01:08,793 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-09 01:01:08,793 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:01:08,854 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:01:08,854 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 01:01:08,855 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:01:08 BoogieIcfgContainer [2024-11-09 01:01:08,855 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:01:08,856 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:01:08,856 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:01:08,866 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:01:08,866 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:01:08" (1/1) ... [2024-11-09 01:01:08,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:01:08,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:08,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 01:01:08,927 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 01:01:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 01:01:08,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:08,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:08,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:08,951 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:08,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 01:01:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:09,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:18,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 01:01:18,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:33,874 WARN L286 SmtUtils]: Spent 15.59s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 01:01:53,994 WARN L286 SmtUtils]: Spent 20.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 01:02:08,899 WARN L873 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_main_~x~0#1_21| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (= |c_ULTIMATE.start_main_~y~0#1| (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_21|)) (fp.geq |v_ULTIMATE.start_main_~x~0#1_21| (_ +zero 8 24)))) is different from true [2024-11-09 01:02:10,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 01:02:10,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 01:02:20,058 WARN L851 $PredicateComparison]: unable to prove that (not (exists ((|v_ULTIMATE.start_main_~x~0#1_21| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (= |c_ULTIMATE.start_main_~y~0#1| (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_21|)) (fp.geq |v_ULTIMATE.start_main_~x~0#1_21| (_ +zero 8 24))))) is different from false [2024-11-09 01:02:21,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:21,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 01:02:21,250 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 01:02:21,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 01:02:21,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:21,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:21,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:21,254 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:21,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 01:02:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:21,984 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:23,073 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 01:02:23,074 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:41,176 WARN L286 SmtUtils]: Spent 18.10s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 01:02:47,750 WARN L286 SmtUtils]: Spent 6.57s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 01:02:57,791 WARN L851 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_main_~x~0#1_24| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (fp.geq |v_ULTIMATE.start_main_~x~0#1_24| (_ +zero 8 24)) (= (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_24|) |c_ULTIMATE.start_main_~y~0#1|))) is different from false [2024-11-09 01:03:07,820 WARN L873 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_main_~x~0#1_24| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (fp.geq |v_ULTIMATE.start_main_~x~0#1_24| (_ +zero 8 24)) (= (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_24|) |c_ULTIMATE.start_main_~y~0#1|))) is different from true [2024-11-09 01:03:13,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 01:03:13,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:24,013 WARN L851 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_main_~x~0#1_21| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (= |c_ULTIMATE.start_main_~y~0#1| (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_21|)) (fp.geq |v_ULTIMATE.start_main_~x~0#1_21| (_ +zero 8 24)))) (exists ((|v_ULTIMATE.start_main_~x~0#1_24| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (fp.geq |v_ULTIMATE.start_main_~x~0#1_24| (_ +zero 8 24)) (= (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_24|) |c_ULTIMATE.start_main_~y~0#1|)))) is different from false [2024-11-09 01:03:34,038 WARN L873 $PredicateComparison]: unable to prove that (and (exists ((|v_ULTIMATE.start_main_~x~0#1_21| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (= |c_ULTIMATE.start_main_~y~0#1| (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_21|)) (fp.geq |v_ULTIMATE.start_main_~x~0#1_21| (_ +zero 8 24)))) (exists ((|v_ULTIMATE.start_main_~x~0#1_24| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (fp.geq |v_ULTIMATE.start_main_~x~0#1_24| (_ +zero 8 24)) (= (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_24|) |c_ULTIMATE.start_main_~y~0#1|)))) is different from true [2024-11-09 01:03:44,068 WARN L851 $PredicateComparison]: unable to prove that (not (exists ((|v_ULTIMATE.start_main_~x~0#1_24| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (fp.geq |v_ULTIMATE.start_main_~x~0#1_24| (_ +zero 8 24)) (= (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_24|) |c_ULTIMATE.start_main_~y~0#1|)))) is different from false [2024-11-09 01:03:56,774 WARN L851 $PredicateComparison]: unable to prove that (not (and (exists ((|v_ULTIMATE.start_main_~x~0#1_21| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (= |c_ULTIMATE.start_main_~y~0#1| (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_21|)) (fp.geq |v_ULTIMATE.start_main_~x~0#1_21| (_ +zero 8 24)))) (exists ((|v_ULTIMATE.start_main_~x~0#1_24| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (fp.geq |v_ULTIMATE.start_main_~x~0#1_24| (_ +zero 8 24)) (= (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_24|) |c_ULTIMATE.start_main_~y~0#1|))))) is different from false [2024-11-09 01:04:06,839 WARN L873 $PredicateComparison]: unable to prove that (not (and (exists ((|v_ULTIMATE.start_main_~x~0#1_21| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (= |c_ULTIMATE.start_main_~y~0#1| (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_21|)) (fp.geq |v_ULTIMATE.start_main_~x~0#1_21| (_ +zero 8 24)))) (exists ((|v_ULTIMATE.start_main_~x~0#1_24| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (fp.geq |v_ULTIMATE.start_main_~x~0#1_24| (_ +zero 8 24)) (= (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_24|) |c_ULTIMATE.start_main_~y~0#1|))))) is different from true [2024-11-09 01:04:06,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:06,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 01:04:06,842 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 01:04:06,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 01:04:06,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:06,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:06,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:06,844 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:06,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 01:04:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:07,320 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:13,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 01:04:13,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:22,953 WARN L286 SmtUtils]: Spent 9.44s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 01:04:43,048 WARN L286 SmtUtils]: Spent 20.09s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 01:04:54,739 WARN L873 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_main_~x~0#1_27| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (fp.geq |v_ULTIMATE.start_main_~x~0#1_27| (_ +zero 8 24)) (= (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_27|) |c_ULTIMATE.start_main_~y~0#1|))) is different from true [2024-11-09 01:04:55,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 01:04:55,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 01:05:05,355 WARN L851 $PredicateComparison]: unable to prove that (not (exists ((|v_ULTIMATE.start_main_~x~0#1_27| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (fp.geq |v_ULTIMATE.start_main_~x~0#1_27| (_ +zero 8 24)) (= (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_27|) |c_ULTIMATE.start_main_~y~0#1|)))) is different from false [2024-11-09 01:05:20,415 WARN L851 $PredicateComparison]: unable to prove that (and (not (exists ((|v_ULTIMATE.start_main_~x~0#1_27| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (fp.geq |v_ULTIMATE.start_main_~x~0#1_27| (_ +zero 8 24)) (= (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_27|) |c_ULTIMATE.start_main_~y~0#1|)))) (not (exists ((|v_ULTIMATE.start_main_~x~0#1_21| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (= |c_ULTIMATE.start_main_~y~0#1| (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_21|)) (fp.geq |v_ULTIMATE.start_main_~x~0#1_21| (_ +zero 8 24)))))) is different from false [2024-11-09 01:05:49,718 WARN L873 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_ULTIMATE.start_main_~x~0#1_27| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (fp.geq |v_ULTIMATE.start_main_~x~0#1_27| (_ +zero 8 24)) (= (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_27|) |c_ULTIMATE.start_main_~y~0#1|)))) (not (exists ((|v_ULTIMATE.start_main_~x~0#1_21| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (= |c_ULTIMATE.start_main_~y~0#1| (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_21|)) (fp.geq |v_ULTIMATE.start_main_~x~0#1_21| (_ +zero 8 24))))))) is different from true [2024-11-09 01:05:49,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:05:49,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 01:05:49,720 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 01:05:49,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 01:05:49,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:05:49,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:05:49,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:05:49,723 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:05:49,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 01:05:50,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:05:50,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:06:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:06:00,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 01:06:00,396 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) 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) [2024-11-09 01:06:00,400 INFO L158 Benchmark]: Toolchain (without parser) took 296896.27ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 40.4MB in the beginning and 42.3MB in the end (delta: -1.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 01:06:00,401 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 69.2MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:06:00,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1521.15ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 40.2MB in the beginning and 60.4MB in the end (delta: -20.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2024-11-09 01:06:00,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.47ms. Allocated memory is still 90.2MB. Free memory was 60.4MB in the beginning and 57.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 01:06:00,403 INFO L158 Benchmark]: Boogie Preprocessor took 38.57ms. Allocated memory is still 90.2MB. Free memory was 57.5MB in the beginning and 56.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:06:00,404 INFO L158 Benchmark]: RCFGBuilder took 3729.93ms. Allocated memory is still 90.2MB. Free memory was 55.9MB in the beginning and 43.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 01:06:00,405 INFO L158 Benchmark]: CodeCheck took 291543.64ms. Allocated memory is still 90.2MB. Free memory was 43.3MB in the beginning and 42.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 16.1GB. [2024-11-09 01:06:00,408 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67ms. Allocated memory is still 69.2MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1521.15ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 40.2MB in the beginning and 60.4MB in the end (delta: -20.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.47ms. Allocated memory is still 90.2MB. Free memory was 60.4MB in the beginning and 57.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.57ms. Allocated memory is still 90.2MB. Free memory was 57.5MB in the beginning and 56.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 3729.93ms. Allocated memory is still 90.2MB. Free memory was 55.9MB in the beginning and 43.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 291543.64ms. Allocated memory is still 90.2MB. Free memory was 43.3MB in the beginning and 42.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 01:06:00,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd334e36-0466-4ceb-b4cc-2db3656bcc34/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown