./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_4_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/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_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/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_4e5e7eee-b8f4-40d8-9867-d9a20c103770/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 b6079d790658e1a78abce6fa1f3b917a6451d81b865c3317f26cfb8897cd3d37 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:59:16,228 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:59:16,350 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:59:16,361 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:59:16,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:59:16,411 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:59:16,414 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:59:16,414 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:59:16,415 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:59:16,416 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:59:16,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:59:16,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:59:16,418 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:59:16,422 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:59:16,423 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:59:16,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:59:16,423 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:59:16,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:59:16,424 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:59:16,425 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:59:16,425 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:59:16,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:59:16,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:59:16,427 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:59:16,431 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:59:16,432 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:59:16,432 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:59:16,433 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:59:16,433 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:59:16,433 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:59:16,434 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:59:16,434 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:59:16,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:59:16,435 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_4e5e7eee-b8f4-40d8-9867-d9a20c103770/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6079d790658e1a78abce6fa1f3b917a6451d81b865c3317f26cfb8897cd3d37 [2024-11-08 23:59:16,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:59:16,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:59:16,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:59:16,867 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:59:16,868 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:59:16,869 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_4_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:59:19,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:59:19,696 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:59:19,697 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_4_unsafe.c-amalgamation.i [2024-11-08 23:59:19,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/data/ba2469cb8/8d3d8172464b4b82891c5b7ff6ad9e5f/FLAG58ffba056 [2024-11-08 23:59:19,766 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/data/ba2469cb8/8d3d8172464b4b82891c5b7ff6ad9e5f [2024-11-08 23:59:19,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:59:19,771 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:59:19,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:59:19,773 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:59:19,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:59:19,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:59:19" (1/1) ... [2024-11-08 23:59:19,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46947755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:19, skipping insertion in model container [2024-11-08 23:59:19,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:59:19" (1/1) ... [2024-11-08 23:59:19,890 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:59:21,219 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:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1625) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3216) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2295) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1237) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1652) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2522) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:59:21,234 INFO L158 Benchmark]: Toolchain (without parser) took 1459.25ms. Allocated memory is still 163.6MB. Free memory was 132.3MB in the beginning and 118.8MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:59:21,235 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 163.6MB. Free memory was 132.7MB in the beginning and 132.6MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:59:21,236 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1455.91ms. Allocated memory is still 163.6MB. Free memory was 132.3MB in the beginning and 118.8MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:59:21,238 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 163.6MB. Free memory was 132.7MB in the beginning and 132.6MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1455.91ms. Allocated memory is still 163.6MB. Free memory was 132.3MB in the beginning and 118.8MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. 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:627) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/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_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/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_4e5e7eee-b8f4-40d8-9867-d9a20c103770/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 b6079d790658e1a78abce6fa1f3b917a6451d81b865c3317f26cfb8897cd3d37 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:59:23,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:59:23,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:59:23,831 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:59:23,832 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:59:23,833 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:59:23,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:59:23,834 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:59:23,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:59:23,835 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:59:23,835 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:59:23,836 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:59:23,836 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:59:23,836 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:59:23,837 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:59:23,837 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:59:23,837 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:59:23,837 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:59:23,838 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:59:23,838 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:59:23,841 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:59:23,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:59:23,842 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:59:23,845 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:59:23,845 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:59:23,846 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:59:23,846 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:59:23,846 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:59:23,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:59:23,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:59:23,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:59:23,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:59:23,847 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:59:23,848 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:59:23,848 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:59:23,848 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:59:23,850 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_4e5e7eee-b8f4-40d8-9867-d9a20c103770/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6079d790658e1a78abce6fa1f3b917a6451d81b865c3317f26cfb8897cd3d37 [2024-11-08 23:59:24,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:59:24,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:59:24,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:59:24,275 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:59:24,276 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:59:24,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_4_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:59:26,460 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:59:26,952 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:59:26,954 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_4_unsafe.c-amalgamation.i [2024-11-08 23:59:26,994 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/data/d112b4977/8094625ae7ce42c8a6989a1b810a561e/FLAG512484069 [2024-11-08 23:59:27,059 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/data/d112b4977/8094625ae7ce42c8a6989a1b810a561e [2024-11-08 23:59:27,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:59:27,065 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:59:27,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:59:27,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:59:27,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:59:27,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:59:27" (1/1) ... [2024-11-08 23:59:27,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ba3091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:27, skipping insertion in model container [2024-11-08 23:59:27,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:59:27" (1/1) ... [2024-11-08 23:59:27,202 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:59:28,277 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_4e5e7eee-b8f4-40d8-9867-d9a20c103770/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_4_unsafe.c-amalgamation.i[71475,71488] [2024-11-08 23:59:28,606 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:59:28,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:59:28,635 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:59:28,714 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_4e5e7eee-b8f4-40d8-9867-d9a20c103770/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_4_unsafe.c-amalgamation.i[71475,71488] [2024-11-08 23:59:28,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:59:29,104 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:59:29,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29 WrapperNode [2024-11-08 23:59:29,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:59:29,106 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:59:29,106 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:59:29,106 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:59:29,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,273 INFO L138 Inliner]: procedures = 779, calls = 623, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1195 [2024-11-08 23:59:29,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:59:29,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:59:29,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:59:29,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:59:29,285 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,406 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:59:29,407 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:59:29,407 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:59:29,407 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:59:29,408 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:29" (1/1) ... [2024-11-08 23:59:29,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:59:29,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:59:29,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:59:29,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:59:29,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 23:59:29,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-08 23:59:29,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:59:29,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:59:29,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:59:29,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-08 23:59:29,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-08 23:59:29,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:59:29,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:59:29,481 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-08 23:59:29,481 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-08 23:59:29,481 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:59:29,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:59:29,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:59:29,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:59:29,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 23:59:29,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 23:59:29,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:59:29,483 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-08 23:59:29,484 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-08 23:59:29,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 23:59:29,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:59:29,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:59:29,484 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-08 23:59:29,484 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-08 23:59:29,878 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:59:29,881 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:00:10,631 INFO L? ?]: Removed 298 outVars from TransFormulas that were not future-live. [2024-11-09 00:00:10,631 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:00:11,364 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:00:11,364 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-09 00:00:11,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:11 BoogieIcfgContainer [2024-11-09 00:00:11,365 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:00:11,366 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:00:11,366 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:00:11,376 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:00:11,377 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:00:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:11,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 184 states and 291 transitions. [2024-11-09 00:00:11,462 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 291 transitions. [2024-11-09 00:00:11,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-09 00:00:11,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:11,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:11,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:11,502 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:11,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:00:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:15,646 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:17,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:00:17,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:18,345 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-09 00:00:18,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:28,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:00:31,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:00:31,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 203 states and 341 transitions. [2024-11-09 00:00:31,877 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 341 transitions. [2024-11-09 00:00:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-09 00:00:31,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:31,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:31,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:31,886 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:31,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:00:35,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:35,462 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:36,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 1434 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:00:36,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:36,985 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-09 00:00:37,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:37,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:37,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 203 states and 339 transitions. [2024-11-09 00:00:37,307 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 339 transitions. [2024-11-09 00:00:37,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-09 00:00:37,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:37,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:37,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:37,319 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:37,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:00:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:40,786 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:42,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 1434 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:00:42,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:42,238 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-09 00:00:42,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:00:44,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:00:46,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:00:47,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 203 states and 337 transitions. [2024-11-09 00:00:47,091 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 337 transitions. [2024-11-09 00:00:47,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-09 00:00:47,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:47,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:47,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:47,097 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:47,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:00:50,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:50,515 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:51,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 1437 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:00:51,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:53,123 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-09 00:00:53,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:00:55,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:55,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 211 states and 363 transitions. [2024-11-09 00:00:55,324 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 363 transitions. [2024-11-09 00:00:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-09 00:00:55,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:55,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:55,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:55,331 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:55,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:00:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:58,860 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:00,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:01:00,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:00,981 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-09 00:01:01,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:05,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:01:05,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:05,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 212 states and 363 transitions. [2024-11-09 00:01:05,964 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 363 transitions. [2024-11-09 00:01:05,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-09 00:01:05,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:05,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:05,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:05,974 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:05,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:01:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:09,644 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:10,985 INFO L255 TraceCheckSpWp]: Trace formula consists of 1436 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:01:10,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-09 00:01:11,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 00:01:11,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 212 states and 361 transitions. [2024-11-09 00:01:11,848 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 361 transitions. [2024-11-09 00:01:11,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-09 00:01:11,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:11,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:11,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:11,854 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:11,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:01:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:15,749 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:17,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 1489 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:01:17,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:17,980 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2024-11-09 00:01:18,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:19,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:19,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 213 states and 361 transitions. [2024-11-09 00:01:19,421 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 361 transitions. [2024-11-09 00:01:19,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-09 00:01:19,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:19,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:19,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:19,429 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:19,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 00:01:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:23,452 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:24,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:24,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 1447 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:01:24,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:26,634 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-09 00:01:26,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:30,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:30,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 222 states and 391 transitions. [2024-11-09 00:01:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 391 transitions. [2024-11-09 00:01:30,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-09 00:01:30,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:30,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:30,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:30,536 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:30,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 00:01:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:35,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:36,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 1454 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:01:36,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:37,451 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-09 00:01:37,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 00:01:40,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:01:40,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:40,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 222 states and 389 transitions. [2024-11-09 00:01:40,729 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 389 transitions. [2024-11-09 00:01:40,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 00:01:40,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:40,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:40,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:40,736 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:40,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 00:01:45,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:45,806 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:47,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 1443 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:01:47,091 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:48,182 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-09 00:01:48,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-09 00:01:50,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:50,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 225 states and 394 transitions. [2024-11-09 00:01:50,334 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 394 transitions. [2024-11-09 00:01:50,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 00:01:50,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:50,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:50,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:50,341 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:50,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-09 00:01:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:55,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:56,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 1440 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:01:56,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:58,713 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-09 00:01:58,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:03,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:03,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 233 states and 424 transitions. [2024-11-09 00:02:03,658 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 424 transitions. [2024-11-09 00:02:03,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-09 00:02:03,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:03,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:03,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:03,670 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:03,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 00:02:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:08,330 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:09,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 1456 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:02:09,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:10,453 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-09 00:02:10,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:11,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:11,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 233 states and 422 transitions. [2024-11-09 00:02:11,234 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 422 transitions. [2024-11-09 00:02:11,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-09 00:02:11,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:11,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:11,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:11,241 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:11,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-09 00:02:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:16,510 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:18,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 1499 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:02:18,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:18,951 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-09 00:02:18,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:22,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:02:24,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:02:24,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:24,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 234 states and 422 transitions. [2024-11-09 00:02:24,640 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 422 transitions. [2024-11-09 00:02:24,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-09 00:02:24,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:24,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:24,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:24,648 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:24,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-09 00:02:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:29,808 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:31,249 INFO L255 TraceCheckSpWp]: Trace formula consists of 1455 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:02:31,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-09 00:02:32,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-09 00:02:32,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:32,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 234 states and 420 transitions. [2024-11-09 00:02:32,906 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 420 transitions. [2024-11-09 00:02:32,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-09 00:02:32,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:32,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:32,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:32,912 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:32,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-09 00:02:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:47,910 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:49,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:02:49,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:54,973 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-09 00:02:55,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:06,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:03:28,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:28,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 258 states and 502 transitions. [2024-11-09 00:03:28,029 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 502 transitions. [2024-11-09 00:03:28,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-09 00:03:28,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:28,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:28,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:28,037 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:28,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-09 00:03:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:33,569 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:34,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 1449 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:03:34,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:38,541 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-09 00:03:38,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-09 00:03:54,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:54,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 265 states and 534 transitions. [2024-11-09 00:03:54,827 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 534 transitions. [2024-11-09 00:03:54,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-09 00:03:54,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:54,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:54,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:54,833 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:54,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-09 00:04:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:00,532 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:02,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 1503 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:04:02,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:03,486 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-09 00:04:03,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-09 00:04:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:07,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 266 states and 534 transitions. [2024-11-09 00:04:07,998 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 534 transitions. [2024-11-09 00:04:08,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 00:04:08,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:08,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:08,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:08,005 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:08,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-09 00:04:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:14,036 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:15,618 INFO L255 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:04:15,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:25,016 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-09 00:04:25,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-09 00:04:40,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:05:19,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:19,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 287 states and 608 transitions. [2024-11-09 00:05:19,693 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 608 transitions. [2024-11-09 00:05:19,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 00:05:19,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:19,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:19,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:19,697 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:19,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-09 00:05:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:24,615 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:25,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:05:25,841 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:29,330 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-09 00:05:29,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:33,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:33,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 287 states and 608 transitions. [2024-11-09 00:05:33,469 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 608 transitions. [2024-11-09 00:05:33,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 00:05:33,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:33,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:33,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:33,474 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:33,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-09 00:05:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:38,462 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:39,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:05:39,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:43,745 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-09 00:05:43,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-09 00:05:43,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:43,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 287 states and 608 transitions. [2024-11-09 00:05:43,823 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 608 transitions. [2024-11-09 00:05:43,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 00:05:43,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:43,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:43,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:43,829 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:43,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-09 00:05:48,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:48,907 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:50,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:05:50,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:53,560 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-09 00:05:53,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-09 00:05:53,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:53,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 287 states and 608 transitions. [2024-11-09 00:05:53,628 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 608 transitions. [2024-11-09 00:05:53,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-09 00:05:53,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:53,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:53,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:53,631 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:53,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-09 00:06:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:06,771 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:08,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:06:08,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:12,350 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-09 00:06:12,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-09 00:06:28,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:28,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 294 states and 635 transitions. [2024-11-09 00:06:28,505 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 635 transitions. [2024-11-09 00:06:28,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-09 00:06:28,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:28,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:28,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:28,510 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:28,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e5e7eee-b8f4-40d8-9867-d9a20c103770/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-09 00:09:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:09,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:11,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 1453 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-09 00:09:11,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:11,522 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-09 00:09:11,559 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-09 00:09:11,593 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-09 00:09:11,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:09:11,668 INFO L190 IndexEqualityManager]: detected not equals via solver