./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9 --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 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:02:35,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:02:36,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:02:36,048 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:02:36,048 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:02:36,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:02:36,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:02:36,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:02:36,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:02:36,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:02:36,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:02:36,086 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:02:36,086 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:02:36,087 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:02:36,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:02:36,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:02:36,088 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:02:36,089 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:02:36,089 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:02:36,090 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:02:36,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:02:36,091 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:02:36,092 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:02:36,092 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:02:36,092 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:02:36,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:02:36,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:02:36,094 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:02:36,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:02:36,095 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:02:36,095 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:02:36,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:02:36,096 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:02:36,096 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_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 [2023-12-03 04:02:36,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:02:36,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:02:36,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:02:36,336 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:02:36,336 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:02:36,338 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2023-12-03 04:02:39,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:02:39,447 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:02:39,448 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2023-12-03 04:02:39,476 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/data/1d1427507/9a6ad22034804241ad648ec9954dc50e/FLAG36cae5daf [2023-12-03 04:02:39,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/data/1d1427507/9a6ad22034804241ad648ec9954dc50e [2023-12-03 04:02:39,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:02:39,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:02:39,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:02:39,496 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:02:39,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:02:39,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:02:39" (1/1) ... [2023-12-03 04:02:39,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24a9a159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:39, skipping insertion in model container [2023-12-03 04:02:39,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:02:39" (1/1) ... [2023-12-03 04:02:39,568 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:02:40,425 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:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1414) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:251) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3086) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2927) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:142) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1156) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) 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) [2023-12-03 04:02:40,429 INFO L158 Benchmark]: Toolchain (without parser) took 934.40ms. Allocated memory is still 167.8MB. Free memory was 115.3MB in the beginning and 94.9MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 04:02:40,430 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 167.8MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:02:40,430 INFO L158 Benchmark]: CACSL2BoogieTranslator took 932.33ms. Allocated memory is still 167.8MB. Free memory was 115.3MB in the beginning and 94.9MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 04:02:40,431 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 167.8MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 932.33ms. Allocated memory is still 167.8MB. Free memory was 115.3MB in the beginning and 94.9MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. 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:610) 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_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9 --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 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:02:42,162 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:02:42,239 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:02:42,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:02:42,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:02:42,274 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:02:42,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:02:42,276 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:02:42,276 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:02:42,277 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:02:42,277 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:02:42,278 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:02:42,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:02:42,279 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:02:42,279 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:02:42,280 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:02:42,280 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:02:42,281 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:02:42,281 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:02:42,282 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:02:42,282 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:02:42,283 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:02:42,283 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:02:42,284 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:02:42,285 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:02:42,285 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:02:42,286 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:02:42,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:02:42,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:02:42,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:02:42,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:02:42,288 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:02:42,288 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:02:42,289 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:02:42,289 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:02:42,289 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:02:42,289 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:02:42,290 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 [2023-12-03 04:02:42,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:02:42,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:02:42,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:02:42,631 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:02:42,631 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:02:42,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2023-12-03 04:02:45,365 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:02:45,730 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:02:45,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2023-12-03 04:02:45,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/data/bf0ead9d7/2f8e459b620e419aa210bc0c75b73fbe/FLAG87880da6e [2023-12-03 04:02:45,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/data/bf0ead9d7/2f8e459b620e419aa210bc0c75b73fbe [2023-12-03 04:02:45,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:02:45,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:02:45,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:02:45,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:02:45,782 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:02:45,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:02:45" (1/1) ... [2023-12-03 04:02:45,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77178c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:45, skipping insertion in model container [2023-12-03 04:02:45,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:02:45" (1/1) ... [2023-12-03 04:02:45,849 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:02:46,690 WARN L240 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_353a8d92-ab5f-4f8f-84ca-6566159b4805/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2023-12-03 04:02:46,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:02:46,982 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 04:02:47,004 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:02:47,035 WARN L240 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_353a8d92-ab5f-4f8f-84ca-6566159b4805/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2023-12-03 04:02:47,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:02:47,138 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:02:47,177 WARN L240 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_353a8d92-ab5f-4f8f-84ca-6566159b4805/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2023-12-03 04:02:47,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:02:47,513 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:02:47,513 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:02:47,514 WARN L675 CHandler]: The function feof is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:02:47,514 WARN L675 CHandler]: The function activation is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:02:47,523 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:02:47,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47 WrapperNode [2023-12-03 04:02:47,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:02:47,524 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:02:47,524 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:02:47,524 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:02:47,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47" (1/1) ... [2023-12-03 04:02:47,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47" (1/1) ... [2023-12-03 04:02:47,692 INFO L138 Inliner]: procedures = 779, calls = 762, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1354 [2023-12-03 04:02:47,692 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:02:47,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:02:47,693 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:02:47,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:02:47,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47" (1/1) ... [2023-12-03 04:02:47,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47" (1/1) ... [2023-12-03 04:02:47,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47" (1/1) ... [2023-12-03 04:02:47,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47" (1/1) ... [2023-12-03 04:02:47,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47" (1/1) ... [2023-12-03 04:02:47,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47" (1/1) ... [2023-12-03 04:02:47,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47" (1/1) ... [2023-12-03 04:02:47,795 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47" (1/1) ... [2023-12-03 04:02:47,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:02:47,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:02:47,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:02:47,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:02:47,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:02:47" (1/1) ... [2023-12-03 04:02:47,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:02:47,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:02:47,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:02:47,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:02:47,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-03 04:02:47,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2023-12-03 04:02:47,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:02:47,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:02:47,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:02:47,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:02:47,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 04:02:47,876 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 04:02:47,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:02:47,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:02:47,876 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2023-12-03 04:02:47,877 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2023-12-03 04:02:47,877 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-03 04:02:47,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-03 04:02:47,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:02:47,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:02:47,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 04:02:47,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-03 04:02:47,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:02:47,878 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2023-12-03 04:02:47,878 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2023-12-03 04:02:47,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-03 04:02:47,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:02:47,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 04:02:47,878 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2023-12-03 04:02:47,878 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2023-12-03 04:02:48,140 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:02:48,142 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:03:40,578 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:03:41,749 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:03:41,749 INFO L309 CfgBuilder]: Removed 44 assume(true) statements. [2023-12-03 04:03:41,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:03:41 BoogieIcfgContainer [2023-12-03 04:03:41,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:03:41,752 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:03:41,752 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:03:41,762 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:03:41,762 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:03:41" (1/1) ... [2023-12-03 04:03:41,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:03:41,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:41,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2023-12-03 04:03:41,830 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2023-12-03 04:03:41,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 04:03:41,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:41,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:03:41,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:03:41,844 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:03:41,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:03:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:48,901 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:03:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:52,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 2898 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:03:52,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:52,694 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-03 04:03:52,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:04:03,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.53s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:05,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:07,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:12,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:12,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:12,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2023-12-03 04:04:12,643 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2023-12-03 04:04:12,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-03 04:04:12,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:12,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:04:12,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:04:12,651 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:04:12,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:04:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:19,158 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:04:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:21,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 2903 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:04:21,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-12-03 04:04:22,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:04:23,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:23,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2023-12-03 04:04:23,711 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2023-12-03 04:04:23,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-03 04:04:23,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:23,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:04:23,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:04:23,718 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:04:23,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 04:04:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:30,464 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:04:33,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:33,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 2914 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:04:33,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:33,624 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-12-03 04:04:33,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 04:04:37,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:38,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:38,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2023-12-03 04:04:38,391 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2023-12-03 04:04:38,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:04:38,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:38,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:04:38,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:04:38,397 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:04:38,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 04:04:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:45,218 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:04:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:47,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 2904 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:04:47,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:48,526 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 04:04:48,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 04:04:50,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:52,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2023-12-03 04:04:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2023-12-03 04:04:53,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-03 04:04:53,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:53,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:04:53,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:04:53,723 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:04:53,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 04:05:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:00,640 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:05:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:03,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 2939 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:05:03,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:05:03,767 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-12-03 04:05:03,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 04:05:04,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:04,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 138 states and 269 transitions. [2023-12-03 04:05:04,966 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 269 transitions. [2023-12-03 04:05:04,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-03 04:05:04,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:04,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:05:04,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:05:04,970 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:05:04,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 04:05:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:11,896 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:05:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:14,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 2906 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:05:14,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:05:15,640 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 04:05:15,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 04:05:17,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:17,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2023-12-03 04:05:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2023-12-03 04:05:17,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-03 04:05:17,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:17,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:05:17,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:05:17,611 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:05:17,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 04:05:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:24,638 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:05:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:27,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 2920 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:05:27,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:05:28,043 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 04:05:28,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 04:05:29,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:05:31,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:05:32,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:05:34,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:05:37,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:37,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 154 states and 329 transitions. [2023-12-03 04:05:37,821 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 329 transitions. [2023-12-03 04:05:37,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-03 04:05:37,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:37,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:05:37,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:05:37,825 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:05:37,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 04:05:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:44,700 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:05:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:47,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 2908 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:05:47,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:05:48,528 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 04:05:48,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 04:05:52,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:52,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2023-12-03 04:05:52,267 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2023-12-03 04:05:52,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 04:05:52,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:52,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:05:52,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:05:52,270 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:05:52,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 04:05:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:59,252 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:06:01,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:01,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 2922 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:06:01,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:06:04,141 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-12-03 04:06:04,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-03 04:06:15,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:06:27,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:06:29,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:06:31,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:31,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 04:06:31,306 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 04:06:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:06:31,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:31,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:06:31,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:06:31,311 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:06:31,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-03 04:06:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:39,020 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:06:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:41,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:06:41,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:06:44,171 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:06:44,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-03 04:06:46,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:46,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 04:06:46,642 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 04:06:46,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:06:46,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:46,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:06:46,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:06:46,646 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:06:46,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-03 04:06:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:53,872 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:06:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:56,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:06:56,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:06:58,219 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:06:58,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-03 04:06:58,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 04:06:58,283 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 04:06:58,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:06:58,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:58,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:06:58,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:06:58,286 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:06:58,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-03 04:07:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:05,505 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:07:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:08,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:07:08,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:09,932 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:07:09,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-03 04:07:10,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:10,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 04:07:10,002 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 04:07:10,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:07:10,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:10,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:10,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:07:10,005 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:07:10,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-03 04:07:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:17,421 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:07:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:20,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:07:20,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:21,664 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:07:21,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-03 04:07:21,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 04:07:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 04:07:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-03 04:07:21,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:21,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:21,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:07:21,738 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:07:21,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-03 04:07:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:28,962 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:07:31,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:31,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 2910 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:07:31,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:32,587 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-12-03 04:07:32,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-03 04:07:36,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:36,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2023-12-03 04:07:36,985 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2023-12-03 04:07:36,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:07:36,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:36,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:36,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:07:36,988 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:07:36,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-12-03 04:07:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:44,225 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:07:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:46,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:07:46,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:48,567 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:07:48,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2023-12-03 04:07:51,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:51,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2023-12-03 04:07:51,457 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2023-12-03 04:07:51,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 04:07:51,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:51,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:07:51,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:07:51,460 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:07:51,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-12-03 04:07:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:58,920 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:08:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:01,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 2922 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:08:01,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:08:03,083 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-12-03 04:08:03,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2023-12-03 04:08:09,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:08:11,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:08:14,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:08:14,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 203 states and 491 transitions. [2023-12-03 04:08:14,369 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 491 transitions. [2023-12-03 04:08:14,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-03 04:08:14,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:08:14,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:08:14,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:08:14,372 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:08:14,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-12-03 04:08:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:21,970 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:08:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:24,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 2923 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:08:24,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:08:27,473 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2023-12-03 04:08:27,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2023-12-03 04:08:33,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:08:33,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 213 states and 519 transitions. [2023-12-03 04:08:33,739 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 519 transitions. [2023-12-03 04:08:33,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:08:33,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:08:33,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:08:33,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:08:33,742 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:08:33,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-12-03 04:08:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:41,018 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:08:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:43,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:08:43,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:08:45,347 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:08:45,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2023-12-03 04:08:46,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:08:46,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 213 states and 519 transitions. [2023-12-03 04:08:46,098 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 519 transitions. [2023-12-03 04:08:46,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:08:46,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:08:46,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:08:46,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:08:46,101 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:08:46,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2023-12-03 04:08:53,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:53,758 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:08:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:56,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:08:56,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:08:57,915 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:08:57,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2023-12-03 04:08:58,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:08:58,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 213 states and 519 transitions. [2023-12-03 04:08:58,693 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 519 transitions. [2023-12-03 04:08:58,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:08:58,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:08:58,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:08:58,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:08:58,696 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:08:58,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-12-03 04:09:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:06,041 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:09:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:08,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:09:08,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:09:10,254 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:09:10,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-12-03 04:09:11,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:11,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 213 states and 519 transitions. [2023-12-03 04:09:11,029 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 519 transitions. [2023-12-03 04:09:11,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-03 04:09:11,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:11,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:09:11,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:09:11,033 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:09:11,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2023-12-03 04:09:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:18,779 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:09:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:21,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 2925 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:09:21,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:09:24,393 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-12-03 04:09:24,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2023-12-03 04:09:28,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:09:30,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:09:35,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:35,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:09:35,469 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:09:35,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:09:35,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:35,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:09:35,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:09:35,471 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:09:35,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2023-12-03 04:09:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:43,463 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:09:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:46,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:09:46,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:09:47,843 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:09:47,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2023-12-03 04:09:48,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:48,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:09:48,613 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:09:48,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:09:48,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:48,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:09:48,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:09:48,616 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:09:48,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-12-03 04:09:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:56,396 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:09:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:59,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:09:59,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:10:00,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2023-12-03 04:10:01,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:01,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:10:01,451 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:10:01,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:10:01,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:01,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:10:01,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:10:01,454 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:10:01,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2023-12-03 04:10:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:09,354 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:10:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:11,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:10:11,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:13,438 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:10:13,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2023-12-03 04:10:14,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:14,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:10:14,252 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:10:14,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:10:14,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:14,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:10:14,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:10:14,255 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:10:14,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2023-12-03 04:10:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:21,854 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:10:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:24,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:10:24,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:26,242 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:10:26,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2023-12-03 04:10:26,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:26,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:10:26,990 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:10:26,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:10:26,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:26,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:10:26,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:10:26,993 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:10:26,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2023-12-03 04:10:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:35,115 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:10:37,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:37,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:10:37,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:39,511 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:10:39,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2023-12-03 04:10:40,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:40,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:10:40,299 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:10:40,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:10:40,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:40,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:10:40,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:10:40,302 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:10:40,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2023-12-03 04:10:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:48,396 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:10:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:50,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:10:50,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:52,510 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:10:52,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2023-12-03 04:10:53,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:53,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:10:53,300 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:10:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:10:53,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:53,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:10:53,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:10:53,303 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:10:53,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2023-12-03 04:11:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:01,061 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:11:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:03,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:11:03,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:05,423 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:11:05,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2023-12-03 04:11:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:06,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:11:06,176 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:11:06,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:11:06,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:06,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:06,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:11:06,179 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:11:06,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2023-12-03 04:11:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:14,370 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:11:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:16,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:11:16,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:18,616 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:11:18,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2023-12-03 04:11:19,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:19,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:11:19,393 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:11:19,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:11:19,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:19,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:19,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:11:19,396 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:11:19,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2023-12-03 04:11:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:27,503 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:11:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:30,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:11:30,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:32,013 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:11:32,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2023-12-03 04:11:32,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:32,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:11:32,774 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:11:32,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:11:32,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:32,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:32,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:11:32,778 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:11:32,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2023-12-03 04:11:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:41,135 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:11:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:43,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:11:43,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:45,588 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:11:45,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2023-12-03 04:11:46,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:46,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:11:46,409 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:11:46,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:11:46,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:46,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:11:46,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:11:46,412 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:11:46,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2023-12-03 04:11:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:55,273 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:11:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:58,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:11:58,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:00,585 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:12:00,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2023-12-03 04:12:01,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:01,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:12:01,428 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:12:01,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:12:01,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:01,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:12:01,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:12:01,431 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:12:01,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2023-12-03 04:12:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:11,354 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:12:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:14,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:12:14,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:16,111 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:12:16,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2023-12-03 04:12:17,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:17,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:12:17,176 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:12:17,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:12:17,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:17,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:12:17,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:12:17,179 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:12:17,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2023-12-03 04:12:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:27,234 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:12:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:30,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:12:30,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:32,385 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:12:32,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2023-12-03 04:12:33,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:12:33,359 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:12:33,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:12:33,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:33,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:12:33,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:12:33,362 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:12:33,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2023-12-03 04:12:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:43,020 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:12:45,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:45,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:12:45,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:47,488 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:12:47,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2023-12-03 04:12:48,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:48,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:12:48,302 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:12:48,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:12:48,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:48,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:12:48,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:12:48,304 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:12:48,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2023-12-03 04:12:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:57,324 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:12:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:59,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:12:59,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:01,719 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:13:01,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2023-12-03 04:13:02,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:02,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:13:02,504 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:13:02,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:13:02,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:02,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:02,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:02,507 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:02,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2023-12-03 04:13:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:11,075 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:13,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:13,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:13:13,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:15,501 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:13:15,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2023-12-03 04:13:16,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:16,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:13:16,282 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:13:16,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:13:16,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:16,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:16,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:16,285 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:16,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2023-12-03 04:13:25,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:25,071 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:27,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:27,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:13:27,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:29,672 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:13:29,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2023-12-03 04:13:30,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:30,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:13:30,481 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:13:30,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:13:30,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:30,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:30,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:30,484 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:30,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2023-12-03 04:13:39,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:39,551 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:42,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:13:42,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:43,900 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:13:43,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2023-12-03 04:13:44,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:44,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:13:44,740 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:13:44,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:13:44,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:44,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:44,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:44,743 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:44,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2023-12-03 04:13:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:53,486 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:56,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:13:56,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:58,069 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:13:58,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2023-12-03 04:13:58,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:58,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:13:58,877 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:13:58,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:13:58,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:58,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:58,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:58,879 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:58,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2023-12-03 04:14:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:07,746 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:14:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:10,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:14:10,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:12,307 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:14:12,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2023-12-03 04:14:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:13,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:14:13,129 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:14:13,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:14:13,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:13,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:14:13,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:14:13,131 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:14:13,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2023-12-03 04:14:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:22,076 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:14:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:25,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:14:25,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:26,687 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:14:26,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2023-12-03 04:14:27,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:27,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:14:27,506 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:14:27,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:14:27,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:27,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:14:27,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:14:27,509 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:14:27,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2023-12-03 04:14:36,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:36,750 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:14:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:39,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:14:39,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:41,348 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:14:41,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2023-12-03 04:14:42,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:42,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:14:42,171 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:14:42,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:14:42,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:42,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:14:42,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:14:42,174 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:14:42,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2023-12-03 04:14:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:51,252 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:14:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:54,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:14:54,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:55,920 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:14:55,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2023-12-03 04:14:56,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:56,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:14:56,780 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:14:56,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:14:56,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:56,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:14:56,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:14:56,783 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:14:56,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2023-12-03 04:15:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:06,260 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:15:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:09,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:15:09,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:11,070 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:15:11,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2023-12-03 04:15:11,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:11,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:15:11,908 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:15:11,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:15:11,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:11,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:15:11,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:15:11,910 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:15:11,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2023-12-03 04:15:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:21,300 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:15:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:24,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:15:24,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:25,956 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:15:26,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Forceful destruction successful, exit code 0 [2023-12-03 04:15:26,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:26,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:15:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:15:26,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:15:26,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:26,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:15:26,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:15:26,785 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:15:26,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2023-12-03 04:15:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:36,226 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:15:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:38,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:15:38,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:40,694 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:15:40,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2023-12-03 04:15:41,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:41,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:15:41,536 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:15:41,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:15:41,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:41,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:15:41,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:15:41,539 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:15:41,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2023-12-03 04:15:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:51,206 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:15:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:54,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:15:54,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:55,880 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:15:55,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2023-12-03 04:15:56,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:56,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:15:56,717 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:15:56,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:15:56,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:56,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:15:56,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:15:56,720 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:15:56,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2023-12-03 04:16:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:06,347 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:16:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:09,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:16:09,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:11,030 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:16:11,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2023-12-03 04:16:11,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:16:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:16:11,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:16:11,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:11,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:16:11,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:16:11,846 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:16:11,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2023-12-03 04:16:21,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:21,930 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:16:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:24,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:16:24,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:26,606 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:16:26,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2023-12-03 04:16:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:27,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:16:27,463 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:16:27,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:16:27,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:27,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:16:27,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:16:27,466 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:16:27,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2023-12-03 04:16:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:37,527 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:16:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:40,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:16:40,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:41,945 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:16:42,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2023-12-03 04:16:42,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:42,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:16:42,785 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:16:42,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:16:42,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:42,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:16:42,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:16:42,788 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:16:42,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2023-12-03 04:16:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:52,820 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:16:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:55,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:16:55,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:57,398 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 04:16:57,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Forceful destruction successful, exit code 0 [2023-12-03 04:16:58,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:58,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 04:16:58,233 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 04:16:58,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:16:58,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:58,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:16:58,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:16:58,236 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:16:58,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_353a8d92-ab5f-4f8f-84ca-6566159b4805/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2023-12-03 04:17:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:07,902 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported