./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/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_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/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_af90542f-32c6-4338-a786-7d15b5f9973e/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 171e6403d0a6e0feba8ddcb2417444714956e517ce217452b8605fc7a675a75e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:35:08,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:35:08,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:35:08,887 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:35:08,887 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:35:08,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:35:08,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:35:08,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:35:08,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:35:08,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:35:08,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:35:08,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:35:08,914 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:35:08,914 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:35:08,915 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:35:08,915 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:35:08,916 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:35:08,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:35:08,916 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:35:08,917 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:35:08,917 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:35:08,918 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:35:08,919 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:35:08,919 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:35:08,920 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:35:08,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:35:08,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:35:08,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:35:08,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:35:08,922 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:35:08,922 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:35:08,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:35:08,923 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:35:08,923 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_af90542f-32c6-4338-a786-7d15b5f9973e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 171e6403d0a6e0feba8ddcb2417444714956e517ce217452b8605fc7a675a75e [2023-12-03 00:35:09,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:35:09,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:35:09,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:35:09,159 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:35:09,160 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:35:09,161 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i [2023-12-03 00:35:11,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:35:12,224 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:35:12,225 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i [2023-12-03 00:35:12,250 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/data/c0372549a/05a0b469e19340d58b474eb3e0d4ae80/FLAG05123355c [2023-12-03 00:35:12,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/data/c0372549a/05a0b469e19340d58b474eb3e0d4ae80 [2023-12-03 00:35:12,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:35:12,266 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:35:12,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:35:12,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:35:12,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:35:12,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:35:12" (1/1) ... [2023-12-03 00:35:12,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59b6e588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:12, skipping insertion in model container [2023-12-03 00:35:12,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:35:12" (1/1) ... [2023-12-03 00:35:12,346 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:35:13,259 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_af90542f-32c6-4338-a786-7d15b5f9973e/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i[71413,71426] [2023-12-03 00:35:13,435 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:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1427) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) 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.handleLoops(CHandler.java:3572) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1469) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:225) 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 00:35:13,442 INFO L158 Benchmark]: Toolchain (without parser) took 1174.61ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 103.2MB in the end (delta: -9.2MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-12-03 00:35:13,443 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:35:13,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1172.84ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 103.2MB in the end (delta: -9.4MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-12-03 00:35:13,445 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1172.84ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 103.2MB in the end (delta: -9.4MB). Peak memory consumption was 27.5MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/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_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/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_af90542f-32c6-4338-a786-7d15b5f9973e/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 171e6403d0a6e0feba8ddcb2417444714956e517ce217452b8605fc7a675a75e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:35:15,171 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:35:15,252 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 00:35:15,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:35:15,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:35:15,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:35:15,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:35:15,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:35:15,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:35:15,289 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:35:15,289 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:35:15,290 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:35:15,290 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:35:15,291 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:35:15,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:35:15,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:35:15,293 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:35:15,293 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:35:15,294 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:35:15,294 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:35:15,295 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:35:15,295 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:35:15,296 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:35:15,296 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:35:15,297 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:35:15,297 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:35:15,298 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:35:15,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:35:15,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:35:15,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:35:15,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:35:15,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:35:15,300 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:35:15,301 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:35:15,301 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:35:15,301 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:35:15,302 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:35:15,302 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_af90542f-32c6-4338-a786-7d15b5f9973e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 171e6403d0a6e0feba8ddcb2417444714956e517ce217452b8605fc7a675a75e [2023-12-03 00:35:15,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:35:15,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:35:15,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:35:15,626 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:35:15,627 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:35:15,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i [2023-12-03 00:35:18,382 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:35:18,738 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:35:18,739 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i [2023-12-03 00:35:18,767 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/data/ceb2694bb/3e8c2e0298454424aaadd505eb678a54/FLAG57216855b [2023-12-03 00:35:18,783 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/data/ceb2694bb/3e8c2e0298454424aaadd505eb678a54 [2023-12-03 00:35:18,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:35:18,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:35:18,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:35:18,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:35:18,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:35:18,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:35:18" (1/1) ... [2023-12-03 00:35:18,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db5f128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:18, skipping insertion in model container [2023-12-03 00:35:18,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:35:18" (1/1) ... [2023-12-03 00:35:18,870 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:35:19,726 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_af90542f-32c6-4338-a786-7d15b5f9973e/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i[71413,71426] [2023-12-03 00:35:20,028 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:35:20,043 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 00:35:20,071 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:35:20,102 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_af90542f-32c6-4338-a786-7d15b5f9973e/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i[71413,71426] [2023-12-03 00:35:20,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:35:20,225 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:35:20,265 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_af90542f-32c6-4338-a786-7d15b5f9973e/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i[71413,71426] [2023-12-03 00:35:20,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:35:20,607 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:35:20,608 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:35:20,608 WARN L675 CHandler]: The function feof is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:35:20,608 WARN L675 CHandler]: The function recurrent_activation is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:35:20,608 WARN L675 CHandler]: The function output_activation is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:35:20,616 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:35:20,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20 WrapperNode [2023-12-03 00:35:20,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:35:20,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:35:20,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:35:20,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:35:20,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20" (1/1) ... [2023-12-03 00:35:20,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20" (1/1) ... [2023-12-03 00:35:20,746 INFO L138 Inliner]: procedures = 780, calls = 751, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 389 [2023-12-03 00:35:20,747 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:35:20,747 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:35:20,748 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:35:20,748 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:35:20,757 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20" (1/1) ... [2023-12-03 00:35:20,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20" (1/1) ... [2023-12-03 00:35:20,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20" (1/1) ... [2023-12-03 00:35:20,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20" (1/1) ... [2023-12-03 00:35:20,798 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20" (1/1) ... [2023-12-03 00:35:20,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20" (1/1) ... [2023-12-03 00:35:20,811 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20" (1/1) ... [2023-12-03 00:35:20,816 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20" (1/1) ... [2023-12-03 00:35:20,825 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:35:20,826 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:35:20,826 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:35:20,826 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:35:20,827 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:35:20" (1/1) ... [2023-12-03 00:35:20,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:35:20,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:35:20,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:35:20,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:35:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-03 00:35:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2023-12-03 00:35:20,910 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2023-12-03 00:35:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2023-12-03 00:35:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:35:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 00:35:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:35:20,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:35:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 00:35:20,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 00:35:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:35:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 00:35:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2023-12-03 00:35:20,911 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2023-12-03 00:35:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-03 00:35:20,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-03 00:35:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:35:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:35:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 00:35:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-03 00:35:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2023-12-03 00:35:20,912 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2023-12-03 00:35:20,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 00:35:20,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-03 00:35:20,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 00:35:21,103 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:35:21,105 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:35:37,534 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:35:37,874 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:35:37,874 INFO L309 CfgBuilder]: Removed 20 assume(true) statements. [2023-12-03 00:35:37,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:35:37 BoogieIcfgContainer [2023-12-03 00:35:37,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:35:37,876 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:35:37,876 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:35:37,886 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:35:37,886 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:35:37" (1/1) ... [2023-12-03 00:35:37,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:35:37,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:35:37,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2023-12-03 00:35:37,951 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2023-12-03 00:35:37,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:35:37,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:35:37,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:35:37,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:35:37,955 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:35:37,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:35:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:35:38,784 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:35:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:35:39,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:35:39,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:35:39,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:35:39,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 00:35:43,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 00:35:43,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:35:43,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 109 transitions. [2023-12-03 00:35:43,655 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2023-12-03 00:35:43,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:35:43,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:35:43,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:35:43,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:35:43,657 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:35:43,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 00:37:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:37:28,507 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:37:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:37:29,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 00:37:29,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:37:29,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:37:29,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:37:29,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:37:29,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:37:29,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 12 [2023-12-03 00:37:29,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2023-12-03 00:37:29,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:37:29,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:37:29,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-12-03 00:37:29,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-12-03 00:37:29,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:37:29,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 00:37:36,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 00:37:47,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 00:37:48,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:37:48,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 00:37:48,587 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 00:37:48,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:37:48,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:37:48,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:37:48,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:37:48,593 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:37:48,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 00:39:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:39:29,264 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:39:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:39:29,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 00:39:29,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:39:29,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:39:29,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:39:29,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:39:29,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:39:29,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 12 [2023-12-03 00:39:29,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2023-12-03 00:39:29,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:39:29,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:39:29,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-12-03 00:39:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:39:30,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 00:39:30,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:39:30,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 00:39:30,042 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 00:39:30,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:39:30,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:39:30,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:39:30,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:39:30,044 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:39:30,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 00:41:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:41:27,513 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:41:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:41:27,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 00:41:27,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:41:28,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:41:28,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:41:28,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-12-03 00:41:28,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-12-03 00:41:28,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:41:28,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:41:28,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:41:28,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:41:28,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 12 [2023-12-03 00:41:28,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2023-12-03 00:41:28,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:41:28,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 00:41:28,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:41:28,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 00:41:28,271 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 00:41:28,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:41:28,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:41:28,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:41:28,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:41:28,272 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:41:28,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 00:43:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:43:20,398 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:43:20,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:43:20,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 00:43:20,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:43:20,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:43:20,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:43:20,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-12-03 00:43:20,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-12-03 00:43:20,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:43:20,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:43:20,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:43:20,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:43:20,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 12 [2023-12-03 00:43:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:43:21,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 00:43:21,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:43:21,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 00:43:21,145 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 00:43:21,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:43:21,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:43:21,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:43:21,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:43:21,147 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:43:21,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 00:45:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:04,422 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:45:04,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:04,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 00:45:04,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:45:04,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:45:04,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:45:04,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:45:04,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:45:04,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 12 [2023-12-03 00:45:04,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:45:05,015 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-12-03 00:45:05,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2023-12-03 00:45:05,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:45:05,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 00:45:05,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:05,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 00:45:05,187 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 00:45:05,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:45:05,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:05,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:45:05,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:45:05,190 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:45:05,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 00:46:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:46:58,921 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:46:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:46:59,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 00:46:59,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:46:59,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:46:59,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:46:59,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:46:59,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:46:59,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 12 [2023-12-03 00:46:59,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:46:59,421 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-12-03 00:46:59,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2023-12-03 00:46:59,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:46:59,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 00:46:59,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:46:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 00:46:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 00:46:59,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:46:59,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:46:59,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:46:59,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:46:59,571 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:46:59,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 00:48:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:48:41,412 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:48:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:48:41,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 00:48:41,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:48:41,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:48:41,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:48:41,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-12-03 00:48:41,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-12-03 00:48:41,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:48:41,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:48:41,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:48:41,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 00:48:42,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 12 [2023-12-03 00:48:42,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2023-12-03 00:48:42,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:48:42,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-12-03 00:48:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:48:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 00:48:42,188 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 00:48:42,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:48:42,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:48:42,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:48:42,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:48:42,190 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:48:42,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af90542f-32c6-4338-a786-7d15b5f9973e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process