./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/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_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/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_0514d4bd-1e63-42f9-b099-135ba9dd0a69/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 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:28:03,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:28:03,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:28:03,671 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:28:03,671 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:28:03,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:28:03,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:28:03,697 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:28:03,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:28:03,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:28:03,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:28:03,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:28:03,699 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:28:03,699 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:28:03,700 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:28:03,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:28:03,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:28:03,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:28:03,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:28:03,702 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:28:03,702 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:28:03,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:28:03,703 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:28:03,704 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:28:03,704 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:28:03,704 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:28:03,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:28:03,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:28:03,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:28:03,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:28:03,706 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:28:03,707 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:28:03,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:28:03,707 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_0514d4bd-1e63-42f9-b099-135ba9dd0a69/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 [2024-11-08 23:28:03,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:28:04,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:28:04,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:28:04,033 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:28:04,034 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:28:04,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:28:06,206 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:28:06,667 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:28:06,667 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i [2024-11-08 23:28:06,704 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/data/ff641c1c4/d82f745a69924081b4422918f7351e93/FLAG3a4b502c9 [2024-11-08 23:28:06,779 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/data/ff641c1c4/d82f745a69924081b4422918f7351e93 [2024-11-08 23:28:06,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:28:06,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:28:06,784 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:28:06,784 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:28:06,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:28:06,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:28:06" (1/1) ... [2024-11-08 23:28:06,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3978cb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:06, skipping insertion in model container [2024-11-08 23:28:06,793 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:28:06" (1/1) ... [2024-11-08 23:28:06,882 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:28:08,014 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 23:28:08,020 INFO L158 Benchmark]: Toolchain (without parser) took 1234.97ms. Allocated memory is still 159.4MB. Free memory was 117.9MB in the beginning and 94.9MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:28:08,021 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:28:08,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1232.76ms. Allocated memory is still 159.4MB. Free memory was 117.9MB in the beginning and 94.9MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:28:08,023 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1232.76ms. Allocated memory is still 159.4MB. Free memory was 117.9MB in the beginning and 94.9MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/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_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/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_0514d4bd-1e63-42f9-b099-135ba9dd0a69/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 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:28:10,249 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:28:10,359 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:28:10,393 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:28:10,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:28:10,394 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:28:10,395 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:28:10,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:28:10,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:28:10,398 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:28:10,399 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:28:10,399 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:28:10,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:28:10,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:28:10,402 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:28:10,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:28:10,403 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:28:10,403 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:28:10,403 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:28:10,403 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:28:10,404 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:28:10,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:28:10,409 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:28:10,409 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:28:10,409 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:28:10,410 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:28:10,410 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:28:10,410 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:28:10,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:28:10,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:28:10,411 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:28:10,411 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:28:10,411 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:28:10,412 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:28:10,412 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:28:10,412 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:28:10,412 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_0514d4bd-1e63-42f9-b099-135ba9dd0a69/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 [2024-11-08 23:28:10,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:28:10,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:28:10,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:28:10,879 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:28:10,880 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:28:10,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:28:13,154 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:28:13,579 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:28:13,580 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i [2024-11-08 23:28:13,612 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/data/a81dcdc49/38f05f96fe0549e8bb0fa4d59218d192/FLAG325501f26 [2024-11-08 23:28:13,632 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/data/a81dcdc49/38f05f96fe0549e8bb0fa4d59218d192 [2024-11-08 23:28:13,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:28:13,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:28:13,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:28:13,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:28:13,646 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:28:13,647 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:28:13" (1/1) ... [2024-11-08 23:28:13,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b526679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:13, skipping insertion in model container [2024-11-08 23:28:13,650 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:28:13" (1/1) ... [2024-11-08 23:28:13,738 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:28:14,823 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_0514d4bd-1e63-42f9-b099-135ba9dd0a69/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-11-08 23:28:15,175 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 23:28:15,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:28:15,204 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:28:15,265 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_0514d4bd-1e63-42f9-b099-135ba9dd0a69/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-11-08 23:28:15,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:28:15,836 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:28:15,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15 WrapperNode [2024-11-08 23:28:15,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:28:15,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:28:15,839 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:28:15,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:28:15,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15" (1/1) ... [2024-11-08 23:28:15,924 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15" (1/1) ... [2024-11-08 23:28:16,019 INFO L138 Inliner]: procedures = 779, calls = 623, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1195 [2024-11-08 23:28:16,024 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:28:16,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:28:16,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:28:16,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:28:16,036 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15" (1/1) ... [2024-11-08 23:28:16,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15" (1/1) ... [2024-11-08 23:28:16,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15" (1/1) ... [2024-11-08 23:28:16,051 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15" (1/1) ... [2024-11-08 23:28:16,125 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15" (1/1) ... [2024-11-08 23:28:16,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15" (1/1) ... [2024-11-08 23:28:16,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15" (1/1) ... [2024-11-08 23:28:16,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15" (1/1) ... [2024-11-08 23:28:16,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:28:16,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:28:16,184 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:28:16,185 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:28:16,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:15" (1/1) ... [2024-11-08 23:28:16,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:28:16,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:28:16,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:28:16,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:28:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 23:28:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-08 23:28:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:28:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:28:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:28:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-08 23:28:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-08 23:28:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:28:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:28:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-08 23:28:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-08 23:28:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:28:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:28:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:28:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:28:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 23:28:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 23:28:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:28:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-08 23:28:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-08 23:28:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 23:28:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:28:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:28:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-08 23:28:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-08 23:28:16,615 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:28:16,618 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:28:54,688 INFO L? ?]: Removed 298 outVars from TransFormulas that were not future-live. [2024-11-08 23:28:54,689 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:28:55,436 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:28:55,437 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-08 23:28:55,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:28:55 BoogieIcfgContainer [2024-11-08 23:28:55,438 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:28:55,439 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:28:55,439 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:28:55,449 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:28:55,450 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:28:55" (1/1) ... [2024-11-08 23:28:55,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:28:55,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:28:55,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 184 states and 291 transitions. [2024-11-08 23:28:55,543 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 291 transitions. [2024-11-08 23:28:55,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 23:28:55,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:28:55,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:28:55,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:28:55,563 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:28:55,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:28:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:28:59,716 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:29:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:01,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:29:01,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:29:02,335 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-08 23:29:02,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:29:12,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:29:16,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:29:16,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:16,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 203 states and 341 transitions. [2024-11-08 23:29:16,503 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 341 transitions. [2024-11-08 23:29:16,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 23:29:16,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:16,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:16,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:29:16,531 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:29:16,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:29:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:20,792 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:29:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:22,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 1434 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:29:22,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:29:22,803 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-08 23:29:22,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:29:23,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:23,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 203 states and 339 transitions. [2024-11-08 23:29:23,058 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 339 transitions. [2024-11-08 23:29:23,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 23:29:23,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:23,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:23,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:29:23,063 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:29:23,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:29:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:27,209 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:29:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:28,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 1436 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:29:28,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:29:28,957 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-11-08 23:29:28,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:29:31,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:29:34,422 WARN L539 Checker$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 [] [2024-11-08 23:29:34,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:34,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 203 states and 337 transitions. [2024-11-08 23:29:34,567 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 337 transitions. [2024-11-08 23:29:34,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 23:29:34,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:34,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:34,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:29:34,576 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:29:34,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:29:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:38,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:29:40,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:40,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 1436 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:29:40,101 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:29:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-08 23:29:41,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 23:29:43,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:43,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 211 states and 363 transitions. [2024-11-08 23:29:43,006 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 363 transitions. [2024-11-08 23:29:43,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 23:29:43,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:43,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:43,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:29:43,015 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:29:43,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:29:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:46,764 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:29:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:48,100 INFO L255 TraceCheckSpWp]: Trace formula consists of 1484 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:29:48,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:29:48,673 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-08 23:29:48,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 23:29:50,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:29:53,453 WARN L539 Checker$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 [] [2024-11-08 23:29:53,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:53,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 212 states and 363 transitions. [2024-11-08 23:29:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 363 transitions. [2024-11-08 23:29:53,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 23:29:53,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:53,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:53,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:29:53,595 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:29:53,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:29:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:57,466 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:29:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:58,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 1440 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:29:58,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:29:59,093 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-08 23:29:59,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 23:29:59,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:59,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 212 states and 361 transitions. [2024-11-08 23:29:59,421 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 361 transitions. [2024-11-08 23:29:59,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 23:29:59,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:59,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:59,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:29:59,428 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:29:59,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:30:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:03,858 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:05,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 1460 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:30:05,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:05,980 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-08 23:30:06,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 23:30:07,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:07,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 213 states and 361 transitions. [2024-11-08 23:30:07,067 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 361 transitions. [2024-11-08 23:30:07,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-08 23:30:07,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:07,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:07,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:07,074 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:07,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:30:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:11,777 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:13,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:13,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 1444 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:30:13,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:14,677 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-08 23:30:14,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 23:30:17,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:17,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 222 states and 391 transitions. [2024-11-08 23:30:17,208 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 391 transitions. [2024-11-08 23:30:17,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 23:30:17,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:17,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:17,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:17,216 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:17,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:30:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:21,634 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:23,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 1455 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:30:23,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:23,859 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-08 23:30:23,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 23:30:25,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:30:28,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:30:28,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:28,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 222 states and 389 transitions. [2024-11-08 23:30:28,260 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 389 transitions. [2024-11-08 23:30:28,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 23:30:28,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:28,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:28,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:28,266 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:28,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:30:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:32,822 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:34,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:34,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 1455 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:30:34,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:34,750 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2024-11-08 23:30:34,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 23:30:36,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:36,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 225 states and 394 transitions. [2024-11-08 23:30:36,162 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 394 transitions. [2024-11-08 23:30:36,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 23:30:36,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:36,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:36,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:36,168 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:36,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:30:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:40,747 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:42,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 1440 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:30:42,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:43,943 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-08 23:30:43,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 23:30:47,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:47,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 233 states and 424 transitions. [2024-11-08 23:30:47,140 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 424 transitions. [2024-11-08 23:30:47,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 23:30:47,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:47,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:47,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:47,147 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:47,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 23:30:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:51,925 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:53,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 1456 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:30:53,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-08 23:30:53,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-08 23:30:54,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:54,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 233 states and 422 transitions. [2024-11-08 23:30:54,386 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 422 transitions. [2024-11-08 23:30:54,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:30:54,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:54,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:54,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:54,392 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:54,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 23:30:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:59,288 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:31:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:00,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 1512 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:31:00,842 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:31:01,456 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-08 23:31:01,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 23:31:05,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:31:06,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:31:06,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:06,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 234 states and 422 transitions. [2024-11-08 23:31:06,347 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 422 transitions. [2024-11-08 23:31:06,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 23:31:06,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:06,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:06,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:31:06,355 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:31:06,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 23:31:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:10,766 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:31:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:12,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:31:12,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:31:12,637 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-08 23:31:12,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-08 23:31:13,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:13,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 234 states and 420 transitions. [2024-11-08 23:31:13,371 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 420 transitions. [2024-11-08 23:31:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:31:13,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:13,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:13,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:31:13,377 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:31:13,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 23:31:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:27,088 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:31:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:28,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:31:28,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:31:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 23:31:32,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-08 23:31:43,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:32:05,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:32:05,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 258 states and 502 transitions. [2024-11-08 23:32:05,597 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 502 transitions. [2024-11-08 23:32:05,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 23:32:05,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:32:05,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:32:05,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:32:05,602 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:32:05,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 23:32:10,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:10,099 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:32:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:11,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:32:11,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:32:15,518 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-08 23:32:15,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-08 23:32:19,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:32:33,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:32:33,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 265 states and 534 transitions. [2024-11-08 23:32:33,409 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 534 transitions. [2024-11-08 23:32:33,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 23:32:33,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:32:33,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:32:33,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:32:33,415 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:32:33,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 23:32:38,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:38,084 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:32:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:39,312 INFO L255 TraceCheckSpWp]: Trace formula consists of 1465 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:32:39,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:32:40,590 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-08 23:32:40,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-08 23:32:45,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:32:45,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 266 states and 534 transitions. [2024-11-08 23:32:45,523 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 534 transitions. [2024-11-08 23:32:45,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 23:32:45,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:32:45,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:32:45,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:32:45,530 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:32:45,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 23:33:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:00,188 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:01,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:33:01,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:33:06,845 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-08 23:33:06,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-08 23:33:22,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:22,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 273 states and 562 transitions. [2024-11-08 23:33:22,718 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 562 transitions. [2024-11-08 23:33:22,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 23:33:22,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:22,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:22,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:22,723 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:22,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514d4bd-1e63-42f9-b099-135ba9dd0a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 23:36:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:16,004 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:36:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:18,240 INFO L255 TraceCheckSpWp]: Trace formula consists of 1453 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-08 23:36:18,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:36:18,526 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:36:18,552 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:36:18,573 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:36:18,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:36:18,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:36:18,750 INFO L190 IndexEqualityManager]: detected not equals via solver