./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/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_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/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_ab3967d3-7fa8-4474-8d7b-a133a5461a67/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 20ed14dd846e731ec7f77431ab2c9720ade2e0db354ffc63667c8249a1e6bb3f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:54:57,174 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:54:57,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:54:57,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:54:57,249 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:54:57,282 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:54:57,283 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:54:57,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:54:57,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:54:57,286 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:54:57,289 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:54:57,290 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:54:57,290 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:54:57,290 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:54:57,291 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:54:57,291 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:54:57,291 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:54:57,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:54:57,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:54:57,292 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:54:57,297 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:54:57,297 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:54:57,298 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:54:57,298 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:54:57,298 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:54:57,298 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:54:57,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:54:57,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:54:57,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:54:57,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:54:57,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:54:57,304 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:54:57,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:54:57,305 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_ab3967d3-7fa8-4474-8d7b-a133a5461a67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20ed14dd846e731ec7f77431ab2c9720ade2e0db354ffc63667c8249a1e6bb3f [2024-11-08 22:54:57,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:54:57,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:54:57,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:54:57,658 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:54:57,659 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:54:57,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 22:54:59,828 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:55:00,202 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:55:00,202 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i [2024-11-08 22:55:00,234 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/data/31d750297/6fd1cdc9d3904348949a7592a2918e5d/FLAG6336297e2 [2024-11-08 22:55:00,250 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/data/31d750297/6fd1cdc9d3904348949a7592a2918e5d [2024-11-08 22:55:00,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:55:00,254 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:55:00,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:55:00,257 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:55:00,262 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:55:00,265 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:00" (1/1) ... [2024-11-08 22:55:00,267 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10386126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:00, skipping insertion in model container [2024-11-08 22:55:00,267 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:00" (1/1) ... [2024-11-08 22:55:00,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:55:01,551 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 22:55:01,559 INFO L158 Benchmark]: Toolchain (without parser) took 1303.63ms. Allocated memory is still 172.0MB. Free memory was 125.1MB in the beginning and 102.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:55:01,560 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 123.7MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:55:01,561 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1300.33ms. Allocated memory is still 172.0MB. Free memory was 125.1MB in the beginning and 102.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:55:01,563 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 123.7MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1300.33ms. Allocated memory is still 172.0MB. Free memory was 125.1MB in the beginning and 102.0MB in the end (delta: 23.1MB). 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_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/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_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/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_ab3967d3-7fa8-4474-8d7b-a133a5461a67/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 20ed14dd846e731ec7f77431ab2c9720ade2e0db354ffc63667c8249a1e6bb3f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:55:03,686 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:55:03,796 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:55:03,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:55:03,841 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:55:03,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:55:03,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:55:03,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:55:03,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:55:03,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:55:03,845 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:55:03,845 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:55:03,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:55:03,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:55:03,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:55:03,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:55:03,852 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:55:03,852 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:55:03,853 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:55:03,853 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:55:03,853 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:55:03,857 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:55:03,857 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:55:03,858 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:55:03,858 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:55:03,858 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:55:03,859 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:55:03,859 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:55:03,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:55:03,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:55:03,860 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:55:03,860 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:55:03,860 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:55:03,861 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:55:03,861 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:55:03,861 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:55:03,862 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_ab3967d3-7fa8-4474-8d7b-a133a5461a67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20ed14dd846e731ec7f77431ab2c9720ade2e0db354ffc63667c8249a1e6bb3f [2024-11-08 22:55:04,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:55:04,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:55:04,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:55:04,346 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:55:04,348 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:55:04,349 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 22:55:06,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:55:06,937 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:55:06,939 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i [2024-11-08 22:55:06,966 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/data/eeefe646c/52d004eeb7cc46d9bf2263d00cafc1ba/FLAGf94a6a303 [2024-11-08 22:55:06,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/data/eeefe646c/52d004eeb7cc46d9bf2263d00cafc1ba [2024-11-08 22:55:06,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:55:06,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:55:06,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:55:06,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:55:06,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:55:06,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:06" (1/1) ... [2024-11-08 22:55:06,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc65855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:06, skipping insertion in model container [2024-11-08 22:55:06,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:06" (1/1) ... [2024-11-08 22:55:07,066 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:55:08,212 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_ab3967d3-7fa8-4474-8d7b-a133a5461a67/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i[71475,71488] [2024-11-08 22:55:08,568 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 22:55:08,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:55:08,600 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:55:08,679 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_ab3967d3-7fa8-4474-8d7b-a133a5461a67/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_2_safe.c-amalgamation.i[71475,71488] [2024-11-08 22:55:08,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:55:09,153 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:55:09,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09 WrapperNode [2024-11-08 22:55:09,154 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:55:09,155 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:55:09,155 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:55:09,156 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:55:09,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,313 INFO L138 Inliner]: procedures = 779, calls = 975, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1547 [2024-11-08 22:55:09,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:55:09,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:55:09,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:55:09,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:55:09,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,454 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,485 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:55:09,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:55:09,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:55:09,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:55:09,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:55:09,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:55:09,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:55:09,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:55:09,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 22:55:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-08 22:55:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:55:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:55:09,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:55:09,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-08 22:55:09,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-08 22:55:09,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:55:09,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 22:55:09,602 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-08 22:55:09,602 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-08 22:55:09,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 22:55:09,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 22:55:09,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:55:09,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:55:09,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 22:55:09,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 22:55:09,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:55:09,603 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-08 22:55:09,603 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-08 22:55:09,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 22:55:09,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:55:09,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 22:55:09,604 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-08 22:55:09,604 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-08 22:55:09,911 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:55:09,914 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:55:48,718 INFO L? ?]: Removed 298 outVars from TransFormulas that were not future-live. [2024-11-08 22:55:48,718 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:55:51,972 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:55:51,972 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-08 22:55:51,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:55:51 BoogieIcfgContainer [2024-11-08 22:55:51,974 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:55:51,975 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:55:51,975 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:55:51,986 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:55:51,987 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:55:51" (1/1) ... [2024-11-08 22:55:51,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:55:52,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:55:52,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 184 states and 291 transitions. [2024-11-08 22:55:52,083 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 291 transitions. [2024-11-08 22:55:52,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 22:55:52,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:55:52,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:55:52,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:55:52,103 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:55:52,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:56:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:56:11,754 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:56:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:56:25,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 2792 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:56:25,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:56:25,942 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 22:56:25,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:56:36,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:56:39,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:56:39,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:56:39,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 203 states and 341 transitions. [2024-11-08 22:56:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 341 transitions. [2024-11-08 22:56:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 22:56:39,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:56:39,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:56:39,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:56:39,208 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:56:39,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:56:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:56:58,080 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:57:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:09,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 2794 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:57:09,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:57:09,768 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-08 22:57:09,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:57:10,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:10,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 203 states and 339 transitions. [2024-11-08 22:57:10,023 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 339 transitions. [2024-11-08 22:57:10,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 22:57:10,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:10,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:57:10,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:57:10,030 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:57:10,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:57:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:34,161 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:57:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:53,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 2797 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:57:53,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:57:53,287 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 22:57:53,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:57:56,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:57:56,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:56,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 203 states and 337 transitions. [2024-11-08 22:57:56,194 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 337 transitions. [2024-11-08 22:57:56,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 22:57:56,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:56,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:57:56,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:57:56,200 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:57:56,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:58:17,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:58:17,583 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:58:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:58:35,041 INFO L255 TraceCheckSpWp]: Trace formula consists of 2796 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:58:35,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:58:35,998 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-08 22:58:36,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 22:58:37,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:58:37,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 211 states and 363 transitions. [2024-11-08 22:58:37,725 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 363 transitions. [2024-11-08 22:58:37,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 22:58:37,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:58:37,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:58:37,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:58:37,732 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:58:37,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:59:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:02,498 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:59:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:20,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 2844 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:59:20,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:59:20,648 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-08 22:59:20,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 22:59:23,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:59:24,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:59:24,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:59:24,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 212 states and 363 transitions. [2024-11-08 22:59:24,966 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 363 transitions. [2024-11-08 22:59:24,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 22:59:24,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:59:24,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:59:24,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:59:24,972 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:59:24,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:59:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:51,741 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:00:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:00:08,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 2802 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:00:08,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:00:09,060 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-08 23:00:09,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 23:00:09,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:09,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 212 states and 361 transitions. [2024-11-08 23:00:09,516 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 361 transitions. [2024-11-08 23:00:09,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-08 23:00:09,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:09,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:00:09,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:00:09,524 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:00:09,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:00:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:00:35,320 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:00:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:00:53,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 2862 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:00:53,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:00:54,575 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-08 23:00:54,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 23:00:55,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 213 states and 361 transitions. [2024-11-08 23:00:55,820 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 361 transitions. [2024-11-08 23:00:55,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-08 23:00:55,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:55,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:00:55,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:00:55,827 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:00:55,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:01:22,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:22,300 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:01:35,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:35,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 2804 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:01:35,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:01:36,817 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-08 23:01:36,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 23:01:39,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:39,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 222 states and 391 transitions. [2024-11-08 23:01:39,490 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 391 transitions. [2024-11-08 23:01:39,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-08 23:01:39,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:39,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:01:39,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:01:39,498 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:01:39,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:02:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:03,179 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:02:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:14,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 2814 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:02:14,097 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:14,468 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-08 23:02:14,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 23:02:17,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:02:18,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:02:18,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:18,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 222 states and 389 transitions. [2024-11-08 23:02:18,877 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 389 transitions. [2024-11-08 23:02:18,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-08 23:02:18,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:18,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:02:18,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:02:18,883 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:02:18,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:02:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:43,510 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:02:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:54,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 2811 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:02:54,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:55,296 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-11-08 23:02:55,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 23:02:56,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:56,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 225 states and 394 transitions. [2024-11-08 23:02:56,923 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 394 transitions. [2024-11-08 23:02:56,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 23:02:56,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:56,927 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:02:56,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:02:56,930 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:02:56,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:03:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:18,436 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:03:30,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:30,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 2800 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:03:30,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:03:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-08 23:03:32,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-08 23:03:36,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:36,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 233 states and 424 transitions. [2024-11-08 23:03:36,205 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 424 transitions. [2024-11-08 23:03:36,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 23:03:36,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:36,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:36,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:03:36,212 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:03:36,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 23:04:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:05,377 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:04:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:19,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 2852 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:04:19,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:04:19,719 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-11-08 23:04:19,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-08 23:04:20,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:20,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 233 states and 422 transitions. [2024-11-08 23:04:20,535 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 422 transitions. [2024-11-08 23:04:20,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:04:20,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:20,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:04:20,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:04:20,545 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:04:20,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 23:04:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:46,752 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:04:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:59,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 2872 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:04:59,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:05:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-08 23:05:00,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-08 23:05:04,109 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 23:05:05,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:05:06,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:05:06,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 234 states and 422 transitions. [2024-11-08 23:05:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 422 transitions. [2024-11-08 23:05:06,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 23:05:06,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:05:06,191 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:05:06,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:05:06,196 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:05:06,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 23:05:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:05:29,049 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:05:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:05:45,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 2802 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:05:45,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:05:46,171 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-08 23:05:46,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-08 23:05:46,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:05:46,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 234 states and 420 transitions. [2024-11-08 23:05:46,881 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 420 transitions. [2024-11-08 23:05:46,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 23:05:46,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:05:46,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:05:46,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:05:46,888 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:05:46,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 23:06:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:06:12,229 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:06:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:06:29,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 2780 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:06:29,700 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:06:34,556 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-08 23:06:34,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-08 23:06:46,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:07:03,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:07:07,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:07:11,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 261 states and 501 transitions. [2024-11-08 23:07:11,358 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 501 transitions. [2024-11-08 23:07:11,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:07:11,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:11,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:11,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:07:11,369 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:07:11,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 23:08:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:32,770 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:08:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:47,395 INFO L255 TraceCheckSpWp]: Trace formula consists of 2777 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:08:47,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:08:52,993 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 23:08:53,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-08 23:09:06,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:09:29,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:29,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 285 states and 583 transitions. [2024-11-08 23:09:29,645 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 583 transitions. [2024-11-08 23:09:29,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:09:29,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:29,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:09:29,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:09:29,652 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:09:29,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab3967d3-7fa8-4474-8d7b-a133a5461a67/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process