[INFO] fetching crate flex-logger 0.0.2...
[INFO] testing flex-logger-0.0.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate flex-logger 0.0.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate flex-logger 0.0.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate flex-logger 0.0.2
[INFO] tweaked toml for crates.io crate flex-logger 0.0.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flex-logger 0.0.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flex-logger 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9c53454bc771e045413040bcd8f3fe48a2940cd3aaa9e7ac9bcdd11bb9abe5f
[INFO] running `Command { std: "docker" "start" "-a" "c9c53454bc771e045413040bcd8f3fe48a2940cd3aaa9e7ac9bcdd11bb9abe5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9c53454bc771e045413040bcd8f3fe48a2940cd3aaa9e7ac9bcdd11bb9abe5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c53454bc771e045413040bcd8f3fe48a2940cd3aaa9e7ac9bcdd11bb9abe5f", kill_on_drop: false }`
[INFO] [stdout] c9c53454bc771e045413040bcd8f3fe48a2940cd3aaa9e7ac9bcdd11bb9abe5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 627d6e06cdcbf77e4265d3e39a4d4e3efbd4e299542af598f17e0043212f7626
[INFO] running `Command { std: "docker" "start" "-a" "627d6e06cdcbf77e4265d3e39a4d4e3efbd4e299542af598f17e0043212f7626", kill_on_drop: false }`
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling flex-logger v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "627d6e06cdcbf77e4265d3e39a4d4e3efbd4e299542af598f17e0043212f7626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "627d6e06cdcbf77e4265d3e39a4d4e3efbd4e299542af598f17e0043212f7626", kill_on_drop: false }`
[INFO] [stdout] 627d6e06cdcbf77e4265d3e39a4d4e3efbd4e299542af598f17e0043212f7626
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7275d45715624911f336b1c3f01ab607168985c08cd9d21d7a33eefdb5dcf0ac
[INFO] running `Command { std: "docker" "start" "-a" "7275d45715624911f336b1c3f01ab607168985c08cd9d21d7a33eefdb5dcf0ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling flex-logger v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> examples/file/single-thread/two-threads.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{info, warn, error};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> examples/stdout/separate-thread/no-thread-names.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{info, warn, error};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> examples/stdout/separate-thread/thread-names.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{info, warn, error};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:359:25
[INFO] [stdout]     |
[INFO] [stdout] 359 |     fn create_log(name: &str, level: Level) -> Metadata {
[INFO] [stdout]     |                         ^^^^                   ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 359 |     fn create_log(name: &str, level: Level) -> Metadata<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "7275d45715624911f336b1c3f01ab607168985c08cd9d21d7a33eefdb5dcf0ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7275d45715624911f336b1c3f01ab607168985c08cd9d21d7a33eefdb5dcf0ac", kill_on_drop: false }`
[INFO] [stdout] 7275d45715624911f336b1c3f01ab607168985c08cd9d21d7a33eefdb5dcf0ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 00fc3fb45d8310e329b3f45474070e08b0c0a4e1be699137f8933dc5c42d00f6
[INFO] running `Command { std: "docker" "start" "-a" "00fc3fb45d8310e329b3f45474070e08b0c0a4e1be699137f8933dc5c42d00f6", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:359:25
[INFO] [stderr]     |
[INFO] [stderr] 359 |     fn create_log(name: &str, level: Level) -> Metadata {
[INFO] [stderr]     |                         ^^^^                   ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 359 |     fn create_log(name: &str, level: Level) -> Metadata<'_> {
[INFO] [stderr]     |                                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `flex-logger` (lib test) generated 1 warning (run `cargo fix --lib -p flex-logger --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `error`
[INFO] [stderr]  --> examples/stdout/separate-thread/thread-names.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use log::{info, warn, error};
[INFO] [stderr]   |                       ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error`
[INFO] [stderr]  --> examples/stdout/separate-thread/no-thread-names.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use log::{info, warn, error};
[INFO] [stderr]   |                       ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error`
[INFO] [stderr]  --> examples/file/single-thread/two-threads.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use log::{info, warn, error};
[INFO] [stderr]   |                       ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `flex-logger` (example "std-out-separate-thread-thread-names") generated 1 warning (run `cargo fix --example "std-out-separate-thread-thread-names" -p flex-logger` to apply 1 suggestion)
[INFO] [stderr] warning: `flex-logger` (example "std-out-separate-thread-no-thread-names") generated 1 warning (run `cargo fix --example "std-out-separate-thread-no-thread-names" -p flex-logger` to apply 1 suggestion)
[INFO] [stderr] warning: `flex-logger` (example "file-single-thread-two-threads") generated 1 warning (run `cargo fix --example "file-single-thread-two-threads" -p flex-logger` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rslogger-2220034372c434fc)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_creation_level ... ok
[INFO] [stdout] test tests::test_default_level ... ok
[INFO] [stdout] test tests::test_logger_enabled ... ok
[INFO] [stdout] test tests::test_timestamp_default ... ok
[INFO] [stdout] test tests::test_utc_timestamp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rslogger
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Logger::new (line 44) - compile ... ok
[INFO] [stdout] test src/lib.rs - Logger::flush (line 293) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.44s; merged doctests compilation took 0.41s
[INFO] running `Command { std: "docker" "inspect" "00fc3fb45d8310e329b3f45474070e08b0c0a4e1be699137f8933dc5c42d00f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00fc3fb45d8310e329b3f45474070e08b0c0a4e1be699137f8933dc5c42d00f6", kill_on_drop: false }`
[INFO] [stdout] 00fc3fb45d8310e329b3f45474070e08b0c0a4e1be699137f8933dc5c42d00f6
