./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08a7246d63674f1a770f6e9cc5770eaec44d593aa7b6c335a48c6fe49718dd76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:51,052 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:51,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:26:51,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:26:51,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:26:51,142 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:51,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:51,143 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:51,143 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:51,144 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:51,144 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:51,144 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:51,144 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:26:51,144 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:26:51,144 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:26:51,144 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:51,144 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:51,144 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:51,145 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:51,145 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:26:51,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:51,145 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:51,145 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:51,145 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:51,145 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:51,145 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:51,145 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:51,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:51,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:51,146 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:51,146 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:51,146 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:26:51,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:26:51,146 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_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08a7246d63674f1a770f6e9cc5770eaec44d593aa7b6c335a48c6fe49718dd76 [2024-12-05 21:26:51,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:51,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:51,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:51,407 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:51,407 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:51,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i [2024-12-05 21:26:54,030 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/data/befa14f4b/cebfcfe46b4e48a994a94d0453d1826f/FLAGf59ad3637 [2024-12-05 21:26:54,359 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:54,360 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i [2024-12-05 21:26:54,380 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/data/befa14f4b/cebfcfe46b4e48a994a94d0453d1826f/FLAGf59ad3637 [2024-12-05 21:26:54,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/data/befa14f4b/cebfcfe46b4e48a994a94d0453d1826f [2024-12-05 21:26:54,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:54,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:54,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:54,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:54,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:54,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75572690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:54, skipping insertion in model container [2024-12-05 21:26:54,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:54" (1/1) ... [2024-12-05 21:26:54,645 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:55,602 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: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) 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:1602) 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:1494) 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:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) 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:1228) 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:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) 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:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) 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:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:26:55,608 INFO L158 Benchmark]: Toolchain (without parser) took 1006.54ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 93.9MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:26:55,608 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:55,609 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1004.93ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 93.9MB in the end (delta: 19.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:26:55,610 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1004.93ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 93.9MB in the end (delta: 19.7MB). 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: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) 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_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08a7246d63674f1a770f6e9cc5770eaec44d593aa7b6c335a48c6fe49718dd76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:57,405 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:57,488 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:26:57,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:57,514 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:57,514 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:57,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:57,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:57,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:57,515 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:57,515 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:26:57,515 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:26:57,515 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:57,516 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:57,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:57,516 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:57,516 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:26:57,516 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:26:57,516 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:26:57,516 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:26:57,516 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:57,516 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:57,517 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:57,517 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:57,517 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:57,517 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:57,517 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:57,517 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:26:57,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:57,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:57,517 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:57,517 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:57,518 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:57,518 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:26:57,518 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:57,518 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:26:57,518 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_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08a7246d63674f1a770f6e9cc5770eaec44d593aa7b6c335a48c6fe49718dd76 [2024-12-05 21:26:57,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:57,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:57,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:57,758 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:57,758 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:57,760 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i [2024-12-05 21:27:00,456 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/data/0a43578d2/4c16fcbd25304cc19ac159a503f8030b/FLAG4841a63e4 [2024-12-05 21:27:00,762 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:27:00,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i [2024-12-05 21:27:00,781 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/data/0a43578d2/4c16fcbd25304cc19ac159a503f8030b/FLAG4841a63e4 [2024-12-05 21:27:00,794 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/data/0a43578d2/4c16fcbd25304cc19ac159a503f8030b [2024-12-05 21:27:00,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:27:00,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:27:00,799 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:00,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:27:00,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:27:00,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:00" (1/1) ... [2024-12-05 21:27:00,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31811b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:00, skipping insertion in model container [2024-12-05 21:27:00,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:00" (1/1) ... [2024-12-05 21:27:00,844 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:27:01,750 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_2f8d8ff3-9263-4a62-b3aa-af0b04176187/sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i[71451,71464] [2024-12-05 21:27:02,063 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 21:27:02,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:02,082 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:27:02,129 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_2f8d8ff3-9263-4a62-b3aa-af0b04176187/sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i[71451,71464] [2024-12-05 21:27:02,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:02,457 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:27:02,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02 WrapperNode [2024-12-05 21:27:02,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:02,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:02,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:27:02,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:27:02,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,599 INFO L138 Inliner]: procedures = 779, calls = 1057, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1617 [2024-12-05 21:27:02,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:02,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:27:02,600 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:27:02,600 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:27:02,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,675 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,678 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,686 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,711 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:27:02,712 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:27:02,712 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:27:02,712 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:27:02,713 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:02" (1/1) ... [2024-12-05 21:27:02,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:02,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:27:02,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:27:02,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:27:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-05 21:27:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-05 21:27:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:27:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:27:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:27:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-05 21:27:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-05 21:27:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 21:27:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 21:27:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-05 21:27:02,764 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-05 21:27:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 21:27:02,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 21:27:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:27:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:27:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 21:27:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-05 21:27:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 21:27:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-05 21:27:02,764 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-05 21:27:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-05 21:27:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 21:27:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-05 21:27:02,765 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-05 21:27:02,765 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-05 21:27:02,983 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:27:02,985 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:27:51,475 INFO L? ?]: Removed 241 outVars from TransFormulas that were not future-live. [2024-12-05 21:27:51,475 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:27:59,325 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:27:59,325 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-05 21:27:59,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:27:59 BoogieIcfgContainer [2024-12-05 21:27:59,326 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:27:59,326 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:27:59,326 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:27:59,333 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:27:59,333 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:27:59" (1/1) ... [2024-12-05 21:27:59,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:27:59,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:59,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 102 states and 167 transitions. [2024-12-05 21:27:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 167 transitions. [2024-12-05 21:27:59,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 21:27:59,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:59,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:59,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:59,386 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:59,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:29:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:29:27,570 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:30:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:30:40,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 3507 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:30:40,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:30:41,494 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-05 21:30:41,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:30:51,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:30:53,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:30:57,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:30:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:57,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 119 states and 210 transitions. [2024-12-05 21:30:57,660 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 210 transitions. [2024-12-05 21:30:57,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-05 21:30:57,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:57,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:30:57,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:30:57,664 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:30:57,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:32:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:32:11,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:35,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 3509 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:33:35,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:36,334 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-05 21:33:36,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-05 21:33:38,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:38,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 126 states and 233 transitions. [2024-12-05 21:33:38,930 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 233 transitions. [2024-12-05 21:33:38,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-05 21:33:38,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:38,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:38,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:38,936 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:38,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:35:01,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:35:01,256 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:36:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:36:23,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 3519 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:36:23,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:36:24,364 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 21:36:24,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-05 21:36:26,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:36:26,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:36:26,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 127 states and 235 transitions. [2024-12-05 21:36:26,943 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 235 transitions. [2024-12-05 21:36:26,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-05 21:36:26,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:36:26,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:36:26,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:36:26,946 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:36:26,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:37:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:37:44,978 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:38:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:38:54,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 3516 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:38:54,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:38:55,866 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-05 21:38:55,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-05 21:38:58,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:39:01,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:39:01,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 135 states and 262 transitions. [2024-12-05 21:39:01,013 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 262 transitions. [2024-12-05 21:39:01,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-05 21:39:01,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:39:01,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:39:01,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:39:01,017 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:39:01,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 21:40:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:40:21,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:41:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:43,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 3518 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:41:43,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:41:44,542 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-05 21:41:44,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-12-05 21:41:47,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:47,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 142 states and 289 transitions. [2024-12-05 21:41:47,613 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 289 transitions. [2024-12-05 21:41:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-05 21:41:47,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:47,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:47,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:41:47,617 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:41:47,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f8d8ff3-9263-4a62-b3aa-af0b04176187/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process