./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_3_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_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/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_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_3_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/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_bd284fd6-43f6-4c68-a266-646697343355/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 3abc8a0ec3bb73998f9a0961a925bbe407f21d350b560d47850c8da8957643f7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:43:06,671 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:43:06,761 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:43:06,767 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:43:06,770 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:43:06,808 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:43:06,810 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:43:06,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:43:06,812 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:43:06,813 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:43:06,814 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:43:06,814 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:43:06,814 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:43:06,815 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:43:06,815 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:43:06,815 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:43:06,818 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:43:06,819 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:43:06,819 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:43:06,819 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:43:06,819 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:43:06,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:43:06,823 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:43:06,824 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:43:06,824 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:43:06,824 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:43:06,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:43:06,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:43:06,825 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:43:06,825 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:43:06,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:43:06,826 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:43:06,826 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:43:06,826 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_bd284fd6-43f6-4c68-a266-646697343355/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3abc8a0ec3bb73998f9a0961a925bbe407f21d350b560d47850c8da8957643f7 [2024-11-08 23:43:07,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:43:07,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:43:07,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:43:07,141 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:43:07,142 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:43:07,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_3_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:43:09,146 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:43:09,493 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:43:09,494 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_3_unsafe.c-amalgamation.i [2024-11-08 23:43:09,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/data/305bd329a/e4567a8e003f4012a6eb5f737eac7ebc/FLAG2862a4cd2 [2024-11-08 23:43:09,564 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/data/305bd329a/e4567a8e003f4012a6eb5f737eac7ebc [2024-11-08 23:43:09,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:43:09,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:43:09,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:43:09,574 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:43:09,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:43:09,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:43:09" (1/1) ... [2024-11-08 23:43:09,580 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f461e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:09, skipping insertion in model container [2024-11-08 23:43:09,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:43:09" (1/1) ... [2024-11-08 23:43:09,673 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:43:10,800 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 23:43:10,807 INFO L158 Benchmark]: Toolchain (without parser) took 1236.47ms. Allocated memory is still 161.5MB. Free memory was 117.1MB in the beginning and 94.0MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:43:10,808 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 161.5MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:43:10,808 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1233.26ms. Allocated memory is still 161.5MB. Free memory was 116.8MB in the beginning and 94.0MB in the end (delta: 22.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:43:10,809 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 161.5MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1233.26ms. Allocated memory is still 161.5MB. Free memory was 116.8MB in the beginning and 94.0MB in the end (delta: 22.8MB). 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_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/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_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_3_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/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_bd284fd6-43f6-4c68-a266-646697343355/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 3abc8a0ec3bb73998f9a0961a925bbe407f21d350b560d47850c8da8957643f7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:43:13,069 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:43:13,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:43:13,205 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:43:13,205 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:43:13,206 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:43:13,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:43:13,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:43:13,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:43:13,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:43:13,210 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:43:13,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:43:13,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:43:13,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:43:13,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:43:13,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:43:13,212 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:43:13,212 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:43:13,215 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:43:13,215 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:43:13,218 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:43:13,219 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:43:13,219 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:43:13,219 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:43:13,220 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:43:13,220 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:43:13,220 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:43:13,220 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:43:13,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:43:13,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:43:13,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:43:13,221 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:43:13,223 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:43:13,223 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:43:13,224 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:43:13,224 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:43:13,224 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_bd284fd6-43f6-4c68-a266-646697343355/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3abc8a0ec3bb73998f9a0961a925bbe407f21d350b560d47850c8da8957643f7 [2024-11-08 23:43:13,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:43:13,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:43:13,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:43:13,643 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:43:13,644 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:43:13,645 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_3_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:43:15,812 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:43:16,254 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:43:16,255 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_3_unsafe.c-amalgamation.i [2024-11-08 23:43:16,293 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/data/377b0da21/2daaaebd682c4595ba7de4caef7f4f44/FLAG6ade65fe7 [2024-11-08 23:43:16,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/data/377b0da21/2daaaebd682c4595ba7de4caef7f4f44 [2024-11-08 23:43:16,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:43:16,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:43:16,323 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:43:16,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:43:16,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:43:16,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:43:16" (1/1) ... [2024-11-08 23:43:16,331 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ebd1404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:16, skipping insertion in model container [2024-11-08 23:43:16,331 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:43:16" (1/1) ... [2024-11-08 23:43:16,420 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:43:17,593 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_bd284fd6-43f6-4c68-a266-646697343355/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_3_unsafe.c-amalgamation.i[71475,71488] [2024-11-08 23:43:17,953 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 23:43:17,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:43:17,981 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:43:18,041 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_bd284fd6-43f6-4c68-a266-646697343355/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_3_unsafe.c-amalgamation.i[71475,71488] [2024-11-08 23:43:18,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:43:18,536 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:43:18,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18 WrapperNode [2024-11-08 23:43:18,537 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:43:18,538 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:43:18,538 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:43:18,538 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:43:18,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18" (1/1) ... [2024-11-08 23:43:18,615 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18" (1/1) ... [2024-11-08 23:43:18,719 INFO L138 Inliner]: procedures = 779, calls = 623, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1195 [2024-11-08 23:43:18,719 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:43:18,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:43:18,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:43:18,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:43:18,731 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18" (1/1) ... [2024-11-08 23:43:18,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18" (1/1) ... [2024-11-08 23:43:18,745 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18" (1/1) ... [2024-11-08 23:43:18,745 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18" (1/1) ... [2024-11-08 23:43:18,826 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18" (1/1) ... [2024-11-08 23:43:18,846 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18" (1/1) ... [2024-11-08 23:43:18,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18" (1/1) ... [2024-11-08 23:43:18,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18" (1/1) ... [2024-11-08 23:43:18,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:43:18,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:43:18,889 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:43:18,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:43:18,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:18" (1/1) ... [2024-11-08 23:43:18,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:43:18,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:43:18,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:43:18,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:43:18,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 23:43:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-08 23:43:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:43:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:43:18,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:43:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-08 23:43:18,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-08 23:43:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:43:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:43:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-08 23:43:18,961 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-08 23:43:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:43:18,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:43:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:43:18,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:43:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 23:43:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 23:43:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:43:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-08 23:43:18,964 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-08 23:43:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 23:43:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:43:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:43:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-08 23:43:18,964 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-08 23:43:19,285 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:43:19,287 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:43:59,970 INFO L? ?]: Removed 298 outVars from TransFormulas that were not future-live. [2024-11-08 23:43:59,970 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:44:00,681 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:44:00,682 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-08 23:44:00,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:44:00 BoogieIcfgContainer [2024-11-08 23:44:00,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:44:00,684 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:44:00,684 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:44:00,694 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:44:00,695 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:44:00" (1/1) ... [2024-11-08 23:44:00,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:44:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:00,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 184 states and 291 transitions. [2024-11-08 23:44:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 291 transitions. [2024-11-08 23:44:00,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 23:44:00,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:00,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:00,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:00,799 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:00,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:44:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:04,760 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:06,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:44:06,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:07,468 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 23:44:07,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:44:17,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:44:21,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:44:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:21,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 203 states and 341 transitions. [2024-11-08 23:44:21,661 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 341 transitions. [2024-11-08 23:44:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 23:44:21,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:21,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:21,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:21,676 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:21,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:44:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:25,401 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:26,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 1436 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:44:26,903 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-08 23:44:27,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:44:27,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:27,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 203 states and 339 transitions. [2024-11-08 23:44:27,438 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 339 transitions. [2024-11-08 23:44:27,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 23:44:27,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:27,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:27,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:27,447 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:27,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:44:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:30,879 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:32,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 1437 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:44:32,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:32,438 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 23:44:32,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:44:33,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:44:35,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:44:35,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:35,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 203 states and 337 transitions. [2024-11-08 23:44:35,405 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 337 transitions. [2024-11-08 23:44:35,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 23:44:35,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:35,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:35,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:35,413 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:35,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:44:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:38,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:40,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 1437 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:44:40,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:41,707 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-08 23:44:41,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 23:44:44,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:44,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 211 states and 363 transitions. [2024-11-08 23:44:44,745 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 363 transitions. [2024-11-08 23:44:44,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-08 23:44:44,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:44,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:44,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:44,752 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:44,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:44:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:48,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:49,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 1485 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:44:49,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:50,677 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-08 23:44:50,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 23:44:54,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:54,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 212 states and 363 transitions. [2024-11-08 23:44:54,093 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 363 transitions. [2024-11-08 23:44:54,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-08 23:44:54,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:54,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:54,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:54,101 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:54,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:44:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:57,737 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:59,023 INFO L255 TraceCheckSpWp]: Trace formula consists of 1441 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:44:59,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:59,430 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-08 23:44:59,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 23:44:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:59,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 212 states and 361 transitions. [2024-11-08 23:44:59,978 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 361 transitions. [2024-11-08 23:44:59,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 23:44:59,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:59,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:59,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:59,984 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:59,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:45:03,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:03,924 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:05,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 1460 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:45:05,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:06,155 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 23:45:06,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 23:45:07,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:07,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 213 states and 361 transitions. [2024-11-08 23:45:07,946 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 361 transitions. [2024-11-08 23:45:07,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 23:45:07,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:07,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:07,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:07,955 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:07,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:45:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:11,849 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:13,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:45:13,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:15,187 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-08 23:45:15,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 23:45:19,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:19,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 222 states and 391 transitions. [2024-11-08 23:45:19,534 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 391 transitions. [2024-11-08 23:45:19,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 23:45:19,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:19,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:19,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:19,540 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:19,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:45:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:23,606 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:24,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 1443 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:45:25,001 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:25,674 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-08 23:45:25,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 23:45:29,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:45:29,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 222 states and 389 transitions. [2024-11-08 23:45:29,225 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 389 transitions. [2024-11-08 23:45:29,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 23:45:29,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:29,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:29,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:29,231 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:29,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:45:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:33,561 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:34,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 1455 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:45:34,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:36,169 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 23:45:36,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 23:45:38,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 225 states and 394 transitions. [2024-11-08 23:45:38,657 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 394 transitions. [2024-11-08 23:45:38,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-08 23:45:38,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:38,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:38,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:38,663 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:38,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:45:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:43,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:44,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:45:44,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-08 23:45:47,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-08 23:45:53,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:53,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 233 states and 424 transitions. [2024-11-08 23:45:53,505 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 424 transitions. [2024-11-08 23:45:53,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 23:45:53,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:53,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:53,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:53,511 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:53,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 23:45:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:57,892 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:59,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 1456 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:45:59,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:59,904 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 23:45:59,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-08 23:46:00,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:00,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 233 states and 422 transitions. [2024-11-08 23:46:00,867 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 422 transitions. [2024-11-08 23:46:00,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-08 23:46:00,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:00,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:00,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:00,873 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:00,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 23:46:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:05,562 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:06,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:06,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 1499 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:46:06,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:08,228 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-08 23:46:08,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 23:46:12,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:46:14,666 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 [] [2024-11-08 23:46:14,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:14,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 234 states and 422 transitions. [2024-11-08 23:46:14,791 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 422 transitions. [2024-11-08 23:46:14,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:46:14,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:14,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:14,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:14,801 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:14,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 23:46:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:19,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:20,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:20,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:46:20,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:21,352 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-08 23:46:21,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-08 23:46:22,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:22,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 234 states and 420 transitions. [2024-11-08 23:46:22,666 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 420 transitions. [2024-11-08 23:46:22,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:46:22,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:22,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:22,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:22,673 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:22,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 23:46:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:36,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:38,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:46:38,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:44,898 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 23:46:44,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-08 23:46:57,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:47:22,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:22,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 258 states and 502 transitions. [2024-11-08 23:47:22,933 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 502 transitions. [2024-11-08 23:47:22,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:47:22,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:22,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:22,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:22,939 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:22,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 23:47:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:27,377 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:28,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:47:28,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:33,365 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 23:47:33,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-08 23:47:51,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:51,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 265 states and 534 transitions. [2024-11-08 23:47:51,732 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 534 transitions. [2024-11-08 23:47:51,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 23:47:51,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:51,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:51,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:51,737 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:51,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 23:47:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:56,427 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:57,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:47:57,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:59,079 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-08 23:47:59,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-08 23:48:04,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:04,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 266 states and 534 transitions. [2024-11-08 23:48:04,591 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 534 transitions. [2024-11-08 23:48:04,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 23:48:04,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:04,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:04,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:48:04,596 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:48:04,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 23:48:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:17,492 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:48:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:18,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:48:18,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:48:25,143 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 23:48:25,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-08 23:48:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:42,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 273 states and 562 transitions. [2024-11-08 23:48:42,692 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 562 transitions. [2024-11-08 23:48:42,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 23:48:42,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:42,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:42,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:48:42,697 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:48:42,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 23:53:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:40,507 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:42,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 1453 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-08 23:53:42,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:42,803 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:42,827 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:42,847 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:43,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:43,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-08 23:53:43,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:43,477 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:43,489 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:43,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:43,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:43,611 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:43,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:43,688 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:43,701 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:43,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:43,795 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:43,853 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:43,867 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:43,879 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:43,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:43,971 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:44,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:44,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:44,088 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:44,102 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:44,160 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:44,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:44,290 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:44,303 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:44,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:44,391 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:44,449 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:44,463 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:44,477 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:44,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:44,573 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:44,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:44,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:44,692 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:44,707 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:44,767 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:44,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:44,845 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:44,859 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:44,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:44,947 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:45,004 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:45,015 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:45,035 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:45,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:45,114 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:45,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:45,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:45,231 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:45,243 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:45,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:45,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:45,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:45,401 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:45,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:45,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:45,526 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:45,543 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:53:45,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:45,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:45,674 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:53:45,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:53:45,768 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:54:27,858 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 4 proven. 84 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-08 23:54:27,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-08 23:54:46,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:56:21,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:57:36,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:36,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 312 states and 737 transitions. [2024-11-08 23:57:36,757 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 737 transitions. [2024-11-08 23:57:36,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-08 23:57:36,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:36,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:36,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:57:36,765 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:57:36,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-08 23:57:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:46,112 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:57:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:47,437 INFO L255 TraceCheckSpWp]: Trace formula consists of 1486 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:57:47,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:01,052 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-08 23:58:01,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd284fd6-43f6-4c68-a266-646697343355/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0