[INFO] fetching crate kernlog 0.2.1... [INFO] checking kernlog-0.2.1 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] extracting crate kernlog 0.2.1 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate kernlog 0.2.1 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate kernlog 0.2.1 [INFO] finished tweaking crates.io crate kernlog 0.2.1 [INFO] tweaked toml for crates.io crate kernlog 0.2.1 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4aa2f1d32509f3440b04f67511d038f9b701da0aa1292abface26ff3b668ec25 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4aa2f1d32509f3440b04f67511d038f9b701da0aa1292abface26ff3b668ec25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4aa2f1d32509f3440b04f67511d038f9b701da0aa1292abface26ff3b668ec25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4aa2f1d32509f3440b04f67511d038f9b701da0aa1292abface26ff3b668ec25", kill_on_drop: false }` [INFO] [stdout] 4aa2f1d32509f3440b04f67511d038f9b701da0aa1292abface26ff3b668ec25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f9db6158de24f1b25808bdcfc5f291b03728e97a0af4fb3f85b2fcf3c2513c9f [INFO] running `Command { std: "docker" "start" "-a" "f9db6158de24f1b25808bdcfc5f291b03728e97a0af4fb3f85b2fcf3c2513c9f", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking kernlog v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved imports `log::LogMetadata`, `log::LogRecord`, `log::LogLevel`, `log::MaxLogLevelFilter`, `log::LogLevelFilter` [INFO] [stdout] --> src/lib.rs:54:16 [INFO] [stdout] | [INFO] [stdout] 54 | use log::{Log, LogMetadata, LogRecord, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ no `LogLevelFilter` in the root [INFO] [stdout] | | | | | [INFO] [stdout] | | | | no `MaxLogLevelFilter` in the root [INFO] [stdout] | | | no `LogLevel` in the root [INFO] [stdout] | | no `LogRecord` in the root [INFO] [stdout] | no `LogMetadata` in the root [INFO] [stdout] | [INFO] [stdout] help: a similar name exists in the module [INFO] [stdout] | [INFO] [stdout] 54 | use log::{Log, Metadata, LogRecord, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] help: a similar name exists in the module [INFO] [stdout] | [INFO] [stdout] 54 | use log::{Log, LogMetadata, Record, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] help: a similar name exists in the module [INFO] [stdout] | [INFO] [stdout] 54 | use log::{Log, LogMetadata, LogRecord, LogLevel, MaxLogLevelFilter, LevelFilter, SetLoggerError}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:77:51 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn init(filter: MaxLogLevelFilter) -> Box { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Log` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:84:55 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn init_env(filter: MaxLogLevelFilter) -> Box { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Log` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:95:80 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn init_level(level: LogLevelFilter, filter: MaxLogLevelFilter) -> Box { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Log` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `KernelLog` [INFO] [stdout] --> src/lib.rs:162:17 [INFO] [stdout] | [INFO] [stdout] 162 | use super::{KernelLog, init}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0046]: not all trait items implemented, missing: `flush` [INFO] [stdout] --> src/lib.rs:101:1 [INFO] [stdout] | [INFO] [stdout] 101 | impl Log for KernelLog { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ missing `flush` in implementation [INFO] [stdout] | [INFO] [stdout] = help: implement the missing item: `fn flush(&self) { todo!() }` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved imports `log::LogMetadata`, `log::LogRecord`, `log::LogLevel`, `log::MaxLogLevelFilter`, `log::LogLevelFilter` [INFO] [stdout] --> src/lib.rs:54:16 [INFO] [stdout] | [INFO] [stdout] 54 | use log::{Log, LogMetadata, LogRecord, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ no `LogLevelFilter` in the root [INFO] [stdout] | | | | | [INFO] [stdout] | | | | no `MaxLogLevelFilter` in the root [INFO] [stdout] | | | no `LogLevel` in the root [INFO] [stdout] | | no `LogRecord` in the root [INFO] [stdout] | no `LogMetadata` in the root [INFO] [stdout] | [INFO] [stdout] help: a similar name exists in the module [INFO] [stdout] | [INFO] [stdout] 54 | use log::{Log, Metadata, LogRecord, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] help: a similar name exists in the module [INFO] [stdout] | [INFO] [stdout] 54 | use log::{Log, LogMetadata, Record, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] help: a similar name exists in the module [INFO] [stdout] | [INFO] [stdout] 54 | use log::{Log, LogMetadata, LogRecord, LogLevel, MaxLogLevelFilter, LevelFilter, SetLoggerError}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:44:1 [INFO] [stdout] | [INFO] [stdout] 44 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:77:51 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn init(filter: MaxLogLevelFilter) -> Box { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Log` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:84:55 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn init_env(filter: MaxLogLevelFilter) -> Box { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Log` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:95:80 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn init_level(level: LogLevelFilter, filter: MaxLogLevelFilter) -> Box { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Log` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0046]: not all trait items implemented, missing: `flush` [INFO] [stdout] --> src/lib.rs:101:1 [INFO] [stdout] | [INFO] [stdout] 101 | impl Log for KernelLog { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ missing `flush` in implementation [INFO] [stdout] | [INFO] [stdout] = help: implement the missing item: `fn flush(&self) { todo!() }` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:157:21 [INFO] [stdout] | [INFO] [stdout] 157 | log::set_logger(KernelLog::init) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected reference, found fn item [INFO] [stdout] | help: consider borrowing here: `&KernelLog::init` [INFO] [stdout] | [INFO] [stdout] = note: expected reference `&'static (dyn log::Log + 'static)` [INFO] [stdout] found fn item `fn([type error]) -> std::boxed::Box<(dyn log::Log + 'static)> {KernelLog::init}` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0046, E0308, E0432. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0046`. [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:157:21 [INFO] [stdout] | [INFO] [stdout] 157 | log::set_logger(KernelLog::init) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected reference, found fn item [INFO] [stdout] | help: consider borrowing here: `&KernelLog::init` [INFO] [stdout] | [INFO] [stdout] = note: expected reference `&'static (dyn log::Log + 'static)` [INFO] [stdout] found fn item `fn([type error]) -> std::boxed::Box<(dyn log::Log + 'static)> {KernelLog::init}` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0046, E0308, E0432. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0046`. [INFO] [stdout] [INFO] [stderr] error: could not compile `kernlog`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "f9db6158de24f1b25808bdcfc5f291b03728e97a0af4fb3f85b2fcf3c2513c9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9db6158de24f1b25808bdcfc5f291b03728e97a0af4fb3f85b2fcf3c2513c9f", kill_on_drop: false }` [INFO] [stdout] f9db6158de24f1b25808bdcfc5f291b03728e97a0af4fb3f85b2fcf3c2513c9f