./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm --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 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:00:54,471 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:00:54,544 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:00:54,549 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:00:54,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:00:54,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:00:54,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:00:54,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:00:54,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:00:54,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:00:54,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:00:54,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:00:54,573 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:00:54,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:00:54,573 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:00:54,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:00:54,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:00:54,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:00:54,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:00:54,574 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:00:54,574 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:00:54,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:00:54,574 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:00:54,574 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:00:54,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:00:54,574 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:00:54,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:00:54,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:00:54,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:00:54,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:00:54,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:00:54,575 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:00:54,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:00:54,575 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm 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 -> 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 [2024-11-13 21:00:54,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:00:54,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:00:54,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:00:54,917 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:00:54,918 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:00:54,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 21:00:56,763 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:00:57,227 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:00:57,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i [2024-11-13 21:00:57,263 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/data/759f7a1de/2b9fb9263a9146c8a6b6a558943e8512/FLAG5ebc1a9d5 [2024-11-13 21:00:57,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/data/759f7a1de/2b9fb9263a9146c8a6b6a558943e8512 [2024-11-13 21:00:57,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:00:57,294 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:00:57,295 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:00:57,296 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:00:57,302 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:00:57,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:00:57" (1/1) ... [2024-11-13 21:00:57,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@482a1770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:00:57, skipping insertion in model container [2024-11-13 21:00:57,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:00:57" (1/1) ... [2024-11-13 21:00:57,381 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:00:58,779 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:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) 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:1611) 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:1503) 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:3192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3036) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2281) 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:1638) 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:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:00:58,792 INFO L158 Benchmark]: Toolchain (without parser) took 1498.34ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 94.9MB in the end (delta: 19.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:00:58,793 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:00:58,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1492.07ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 94.9MB in the end (delta: 19.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:00:58,797 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1492.07ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 94.9MB in the end (delta: 19.5MB). Peak memory consumption was 25.2MB. 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:629) 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm --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 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:01:01,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:01:01,561 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:01:01,613 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:01:01,616 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:01:01,616 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:01:01,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:01:01,616 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:01:01,617 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:01:01,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:01:01,617 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:01:01,617 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:01:01,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:01:01,617 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:01:01,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:01:01,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:01:01,617 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:01:01,618 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:01:01,618 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:01:01,618 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:01:01,618 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:01:01,618 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:01:01,618 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:01:01,618 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:01:01,618 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:01:01,618 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:01:01,619 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:01,619 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:01:01,619 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:01:01,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:01:01,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:01:01,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:01:01,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:01:01,621 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:01:01,622 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:01,622 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:01:01,622 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm 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 -> 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 [2024-11-13 21:01:01,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:01:02,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:01:02,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:01:02,015 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:01:02,016 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:01:02,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 21:01:03,974 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:01:04,461 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:01:04,462 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i [2024-11-13 21:01:04,510 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/data/a4dfc1652/90cbc4b8f7124547b1f76c8752a9bea2/FLAG5bf916cbc [2024-11-13 21:01:04,573 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/data/a4dfc1652/90cbc4b8f7124547b1f76c8752a9bea2 [2024-11-13 21:01:04,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:01:04,579 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:01:04,580 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:01:04,580 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:01:04,587 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:01:04,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:01:04" (1/1) ... [2024-11-13 21:01:04,591 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4c0b45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:04, skipping insertion in model container [2024-11-13 21:01:04,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:01:04" (1/1) ... [2024-11-13 21:01:04,676 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:01:06,134 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_2be15066-fb09-4c11-ab83-4124069e7537/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i[71467,71480] [2024-11-13 21:01:06,518 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:01:06,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:01:06,542 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:01:06,615 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_2be15066-fb09-4c11-ab83-4124069e7537/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i[71467,71480] [2024-11-13 21:01:06,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:01:07,010 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:01:07,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07 WrapperNode [2024-11-13 21:01:07,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:01:07,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:01:07,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:01:07,012 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:01:07,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07" (1/1) ... [2024-11-13 21:01:07,090 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07" (1/1) ... [2024-11-13 21:01:07,203 INFO L138 Inliner]: procedures = 779, calls = 784, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1348 [2024-11-13 21:01:07,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:01:07,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:01:07,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:01:07,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:01:07,220 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07" (1/1) ... [2024-11-13 21:01:07,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07" (1/1) ... [2024-11-13 21:01:07,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07" (1/1) ... [2024-11-13 21:01:07,236 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07" (1/1) ... [2024-11-13 21:01:07,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07" (1/1) ... [2024-11-13 21:01:07,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07" (1/1) ... [2024-11-13 21:01:07,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07" (1/1) ... [2024-11-13 21:01:07,367 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07" (1/1) ... [2024-11-13 21:01:07,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:01:07,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:01:07,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:01:07,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:01:07,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:07" (1/1) ... [2024-11-13 21:01:07,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:01:07,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:01:07,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:01:07,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:01:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:01:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 21:01:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:01:07,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 21:01:07,468 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 21:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-13 21:01:07,470 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-13 21:01:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 21:01:07,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 21:01:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:01:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:01:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 21:01:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 21:01:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:01:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-13 21:01:07,471 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-13 21:01:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:01:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:01:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 21:01:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-13 21:01:07,471 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-13 21:01:07,804 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:01:07,806 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:01:50,655 INFO L? ?]: Removed 244 outVars from TransFormulas that were not future-live. [2024-11-13 21:01:50,656 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:01:52,959 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:01:52,962 INFO L316 CfgBuilder]: Removed 44 assume(true) statements. [2024-11-13 21:01:52,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:01:52 BoogieIcfgContainer [2024-11-13 21:01:52,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:01:52,963 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:01:52,964 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:01:52,974 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:01:52,975 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:01:52" (1/1) ... [2024-11-13 21:01:52,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:01:53,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:53,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 169 transitions. [2024-11-13 21:01:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2024-11-13 21:01:53,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 21:01:53,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:53,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:53,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:53,066 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:53,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:02:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:03,451 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:08,115 INFO L255 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:02:08,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:08,784 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-13 21:02:08,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:02:19,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:02:22,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:02:22,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:22,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 213 transitions. [2024-11-13 21:02:22,695 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2024-11-13 21:02:22,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-13 21:02:22,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:22,700 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:22,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:22,705 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:22,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:02:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:31,479 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:35,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 2019 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:02:35,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:36,087 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-13 21:02:36,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:02:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:37,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 127 states and 236 transitions. [2024-11-13 21:02:37,380 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 236 transitions. [2024-11-13 21:02:37,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 21:02:37,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:37,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:37,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:37,386 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:37,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:02:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:46,912 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:51,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 2026 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:02:51,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:52,092 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-13 21:02:52,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:02:52,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:52,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 128 states and 238 transitions. [2024-11-13 21:02:52,400 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 238 transitions. [2024-11-13 21:02:52,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 21:02:52,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:52,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:52,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:52,406 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:52,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:03:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:02,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:06,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 2027 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:03:06,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:07,327 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-13 21:03:07,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:03:08,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:08,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 136 states and 265 transitions. [2024-11-13 21:03:08,879 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2024-11-13 21:03:08,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 21:03:08,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:08,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:08,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:08,892 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:08,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:03:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:18,053 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:22,740 INFO L255 TraceCheckSpWp]: Trace formula consists of 2049 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:03:22,745 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:23,240 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-13 21:03:23,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 21:03:23,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:23,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 137 states and 266 transitions. [2024-11-13 21:03:23,517 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 266 transitions. [2024-11-13 21:03:23,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 21:03:23,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:23,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:23,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:23,524 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:23,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:03:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:33,847 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:38,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 2033 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:03:38,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 21:03:38,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 21:03:40,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:40,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 144 states and 293 transitions. [2024-11-13 21:03:40,986 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 293 transitions. [2024-11-13 21:03:40,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 21:03:40,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:40,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:40,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:40,994 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:40,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:03:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:51,048 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:55,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 2033 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:03:55,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:56,085 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 21:03:56,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 21:04:00,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:00,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 151 states and 322 transitions. [2024-11-13 21:04:00,026 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 322 transitions. [2024-11-13 21:04:00,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 21:04:00,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:00,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:00,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:00,031 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:00,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:04:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:10,207 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:14,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 2061 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:04:14,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:15,307 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 21:04:15,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:04:20,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:20,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 160 states and 357 transitions. [2024-11-13 21:04:20,858 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 357 transitions. [2024-11-13 21:04:20,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-13 21:04:20,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:20,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:20,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:20,867 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:20,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:04:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:31,006 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:35,065 INFO L255 TraceCheckSpWp]: Trace formula consists of 2012 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:04:35,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:37,100 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-13 21:04:37,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:04:48,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:04:58,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:58,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2024-11-13 21:04:58,915 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2024-11-13 21:04:58,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-13 21:04:58,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:58,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:58,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:58,923 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:58,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:05:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:33,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:37,197 INFO L255 TraceCheckSpWp]: Trace formula consists of 2009 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:05:37,199 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:40,508 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-13 21:05:40,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 21:05:52,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:06:08,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:08,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 208 states and 533 transitions. [2024-11-13 21:06:08,518 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 533 transitions. [2024-11-13 21:06:08,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-13 21:06:08,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:08,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:08,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:08,524 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:08,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:06:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:44,593 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:48,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 2025 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:06:48,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:50,956 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-13 21:06:51,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:58,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:58,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 214 states and 565 transitions. [2024-11-13 21:06:58,024 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 565 transitions. [2024-11-13 21:06:58,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-13 21:06:58,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:58,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:58,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:58,031 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:58,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be15066-fb09-4c11-ab83-4124069e7537/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process