[INFO] fetching crate xyio 0.1.0...
[INFO] checking xyio-0.1.0 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate xyio 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate xyio 0.1.0 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xyio 0.1.0
[INFO] finished tweaking crates.io crate xyio 0.1.0
[INFO] tweaked toml for crates.io crate xyio 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc074f3afad811b59a5fcf269165db9ef67da59b237b4daa8df1edfcf8dea14d
[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" "dc074f3afad811b59a5fcf269165db9ef67da59b237b4daa8df1edfcf8dea14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc074f3afad811b59a5fcf269165db9ef67da59b237b4daa8df1edfcf8dea14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc074f3afad811b59a5fcf269165db9ef67da59b237b4daa8df1edfcf8dea14d", kill_on_drop: false }`
[INFO] [stdout] dc074f3afad811b59a5fcf269165db9ef67da59b237b4daa8df1edfcf8dea14d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b5492d342a6b964e1922c36ca55ff3c37c9a27e2ff00d476b9c1d8ec359696e
[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" "0b5492d342a6b964e1922c36ca55ff3c37c9a27e2ff00d476b9c1d8ec359696e", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling http-muncher v0.3.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking nix v0.19.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking xyio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `log::LogRecord`, `log::LogLevel`, `log::LogMetadata`
[INFO] [stdout]  --> src/xyio/logging.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{LogRecord, LogLevel, LogMetadata, SetLoggerError};
[INFO] [stdout]   |           ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^ no `LogMetadata` in the root
[INFO] [stdout]   |           |          |
[INFO] [stdout]   |           |          no `LogLevel` in the root
[INFO] [stdout]   |           no `LogRecord` in the root
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{Record, LogLevel, LogMetadata, SetLoggerError};
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{LogRecord, LogLevel, Metadata, SetLoggerError};
[INFO] [stdout]   |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[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/xyio/logging.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl log::Log for Logger {
[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::LogRecord`, `log::LogLevel`, `log::LogMetadata`
[INFO] [stdout]  --> src/xyio/logging.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{LogRecord, LogLevel, LogMetadata, SetLoggerError};
[INFO] [stdout]   |           ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^ no `LogMetadata` in the root
[INFO] [stdout]   |           |          |
[INFO] [stdout]   |           |          no `LogLevel` in the root
[INFO] [stdout]   |           no `LogRecord` in the root
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{Record, LogLevel, LogMetadata, SetLoggerError};
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{LogRecord, LogLevel, Metadata, SetLoggerError};
[INFO] [stdout]   |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[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/xyio/logging.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl log::Log for Logger {
[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: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xyio`
[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] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0b5492d342a6b964e1922c36ca55ff3c37c9a27e2ff00d476b9c1d8ec359696e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b5492d342a6b964e1922c36ca55ff3c37c9a27e2ff00d476b9c1d8ec359696e", kill_on_drop: false }`
[INFO] [stdout] 0b5492d342a6b964e1922c36ca55ff3c37c9a27e2ff00d476b9c1d8ec359696e