./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softmax_11_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_11_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 06079ef6845cb4e1d4583c8af78d2f925187490fb0cd250b6d7743c55f841983 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:30:14,342 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:30:14,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:30:14,410 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:30:14,411 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:30:14,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:30:14,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:30:14,438 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:30:14,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:30:14,440 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:30:14,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:30:14,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:30:14,441 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:30:14,442 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:30:14,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:30:14,443 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:30:14,443 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:30:14,444 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:30:14,444 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:30:14,444 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:30:14,445 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:30:14,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:30:14,446 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:30:14,447 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:30:14,447 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:30:14,448 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:30:14,448 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:30:14,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:14,449 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:30:14,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:30:14,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:30:14,450 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:30:14,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:30:14,451 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_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06079ef6845cb4e1d4583c8af78d2f925187490fb0cd250b6d7743c55f841983 [2024-11-08 23:30:14,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:30:14,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:30:14,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:30:14,803 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:30:14,804 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:30:14,806 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/softmax_11_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:30:16,901 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:30:17,224 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:30:17,227 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/sv-benchmarks/c/neural-networks/softmax_11_safe.c-amalgamation.i [2024-11-08 23:30:17,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/data/69289e6a4/be3ed5e7ea50459fabf529687dcf687a/FLAG8bfec4079 [2024-11-08 23:30:17,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/data/69289e6a4/be3ed5e7ea50459fabf529687dcf687a [2024-11-08 23:30:17,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:30:17,268 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:30:17,270 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:17,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:30:17,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:30:17,282 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:17" (1/1) ... [2024-11-08 23:30:17,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4608fedb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:17, skipping insertion in model container [2024-11-08 23:30:17,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:17" (1/1) ... [2024-11-08 23:30:17,358 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:30:18,194 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: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$150(StandardFunctionHandler.java:621) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1625) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2578) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:791) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2578) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2578) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1775) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1652) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2522) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:30:18,199 INFO L158 Benchmark]: Toolchain (without parser) took 930.03ms. Allocated memory is still 199.2MB. Free memory was 159.7MB in the beginning and 141.7MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:30:18,200 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 140.5MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:30:18,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 927.51ms. Allocated memory is still 199.2MB. Free memory was 159.2MB in the beginning and 141.7MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:30:18,202 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 140.5MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 927.51ms. Allocated memory is still 199.2MB. Free memory was 159.2MB in the beginning and 141.7MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. 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: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_11_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 06079ef6845cb4e1d4583c8af78d2f925187490fb0cd250b6d7743c55f841983 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:30:20,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:30:20,575 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:30:20,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:30:20,612 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:30:20,613 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:30:20,614 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:30:20,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:30:20,618 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:30:20,618 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:30:20,619 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:30:20,619 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:30:20,619 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:30:20,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:30:20,622 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:30:20,623 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:30:20,623 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:30:20,623 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:30:20,624 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:30:20,627 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:30:20,627 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:30:20,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:30:20,628 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:30:20,632 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:30:20,632 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:30:20,633 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:30:20,633 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:20,633 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:30:20,634 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:30:20,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:20,635 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:30:20,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:30:20,635 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:30:20,636 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:30:20,636 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:20,636 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:30:20,637 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_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06079ef6845cb4e1d4583c8af78d2f925187490fb0cd250b6d7743c55f841983 [2024-11-08 23:30:21,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:30:21,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:30:21,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:30:21,095 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:30:21,096 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:30:21,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/softmax_11_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:30:23,158 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:30:23,556 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:30:23,556 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/sv-benchmarks/c/neural-networks/softmax_11_safe.c-amalgamation.i [2024-11-08 23:30:23,582 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/data/7bc806dba/d44f1799462845bf919700076cdb3dbe/FLAG469bb923d [2024-11-08 23:30:23,602 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/data/7bc806dba/d44f1799462845bf919700076cdb3dbe [2024-11-08 23:30:23,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:30:23,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:30:23,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:23,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:30:23,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:30:23,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:23" (1/1) ... [2024-11-08 23:30:23,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c7e513e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:23, skipping insertion in model container [2024-11-08 23:30:23,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:23" (1/1) ... [2024-11-08 23:30:23,693 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:30:24,510 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/sv-benchmarks/c/neural-networks/softmax_11_safe.c-amalgamation.i[63382,63395] [2024-11-08 23:30:24,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:24,558 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:30:24,608 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/sv-benchmarks/c/neural-networks/softmax_11_safe.c-amalgamation.i[63382,63395] [2024-11-08 23:30:24,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:24,778 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:30:24,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24 WrapperNode [2024-11-08 23:30:24,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:24,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:24,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:30:24,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:30:24,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24" (1/1) ... [2024-11-08 23:30:24,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24" (1/1) ... [2024-11-08 23:30:24,845 INFO L138 Inliner]: procedures = 562, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2024-11-08 23:30:24,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:24,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:30:24,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:30:24,846 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:30:24,859 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24" (1/1) ... [2024-11-08 23:30:24,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24" (1/1) ... [2024-11-08 23:30:24,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24" (1/1) ... [2024-11-08 23:30:24,868 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24" (1/1) ... [2024-11-08 23:30:24,884 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24" (1/1) ... [2024-11-08 23:30:24,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24" (1/1) ... [2024-11-08 23:30:24,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24" (1/1) ... [2024-11-08 23:30:24,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24" (1/1) ... [2024-11-08 23:30:24,895 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:30:24,899 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:30:24,903 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:30:24,903 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:30:24,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:24" (1/1) ... [2024-11-08 23:30:24,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:24,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:30:24,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:30:24,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:30:24,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 23:30:24,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:30:24,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:30:24,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:30:24,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:30:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:30:24,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 23:30:24,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:30:25,129 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:30:25,131 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:30:25,678 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 23:30:25,678 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:30:25,816 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:30:25,816 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:30:25,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:25 BoogieIcfgContainer [2024-11-08 23:30:25,817 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:30:25,818 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:30:25,818 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:30:25,830 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:30:25,830 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:25" (1/1) ... [2024-11-08 23:30:25,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:30:25,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:25,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2024-11-08 23:30:25,902 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2024-11-08 23:30:25,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:30:25,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:25,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:25,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:25,910 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:25,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:30:26,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:26,361 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:26,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:30:26,445 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:26,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:30:26,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:30:26,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:26,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2024-11-08 23:30:26,952 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2024-11-08 23:30:26,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:30:26,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:26,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:26,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:26,955 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:26,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:30:27,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:27,148 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:27,197 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:30:27,198 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:27,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:30:27,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:30:27,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:27,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2024-11-08 23:30:27,300 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2024-11-08 23:30:27,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:30:27,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:27,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:27,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:27,304 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:27,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:30:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:27,697 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:27,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:30:27,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:27,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:30:27,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:30:29,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:29,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-11-08 23:30:29,721 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-11-08 23:30:29,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:30:29,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:29,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:29,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:29,725 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:29,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:30:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:29,916 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:29,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:30:29,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:29,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:30:29,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 23:30:30,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-08 23:30:30,215 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-08 23:30:30,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:30:30,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:30,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:30,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:30,221 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:30,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:30:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:30,430 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:30,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:30,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:30:30,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:30,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:30:30,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 23:30:31,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:31,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-08 23:30:31,648 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-08 23:30:31,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:30:31,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:31,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:31,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:31,651 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:31,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:30:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:32,064 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:32,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:30:32,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:30:32,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 23:30:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-08 23:30:32,468 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-08 23:30:32,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:30:32,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:32,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:32,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:32,472 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:32,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:30:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:33,094 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:33,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:30:33,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:33,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:30:33,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 23:30:33,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:33,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-08 23:30:33,646 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-08 23:30:33,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:30:33,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:33,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:33,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:33,650 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:33,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:30:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:34,358 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:34,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:30:34,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:34,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:30:34,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 23:30:35,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:35,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-08 23:30:35,101 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-08 23:30:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:30:35,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:35,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:35,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:35,105 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:35,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:30:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:35,767 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:35,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:30:35,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:36,037 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:30:36,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 23:30:36,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:36,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-08 23:30:36,742 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 23:30:36,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:30:36,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:36,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:36,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:36,746 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:36,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:30:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:37,479 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:37,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:30:37,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 23:30:37,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 23:30:41,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:30:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:41,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2024-11-08 23:30:41,778 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2024-11-08 23:30:41,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:30:41,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:41,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:41,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:41,784 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:41,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:30:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:42,747 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:43,028 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:30:43,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:43,248 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 23:30:43,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 23:30:44,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:44,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2024-11-08 23:30:44,019 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2024-11-08 23:30:44,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:30:44,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:44,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:44,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:44,021 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:44,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 23:30:45,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:45,017 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:45,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:30:45,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:45,378 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 23:30:45,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 23:30:46,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:46,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2024-11-08 23:30:46,497 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2024-11-08 23:30:46,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:30:46,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:46,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:46,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:46,499 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:46,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 23:30:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:47,588 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:47,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:30:47,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:48,110 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-08 23:30:48,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-08 23:30:52,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:52,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2024-11-08 23:30:52,620 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2024-11-08 23:30:52,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:30:52,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:52,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:52,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:52,626 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:52,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 23:30:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:53,953 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:54,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:30:54,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:54,516 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-08 23:30:54,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-08 23:30:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:55,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2024-11-08 23:30:55,879 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2024-11-08 23:30:55,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:30:55,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:55,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:55,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:55,882 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:55,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 23:30:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:57,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:57,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:30:57,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:57,900 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 23:30:57,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-08 23:31:00,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:31:01,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:31:03,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:03,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 39 transitions. [2024-11-08 23:31:03,372 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2024-11-08 23:31:03,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:31:03,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:03,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:03,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:31:03,377 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:31:03,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ef46d74-0c9c-427e-a884-6fdfc7e3820e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 23:31:07,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:31:07,231 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:31:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat