[INFO] fetching crate concurrent_log 0.2.4... [INFO] testing concurrent_log-0.2.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate concurrent_log 0.2.4 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate concurrent_log 0.2.4 [INFO] finished tweaking crates.io crate concurrent_log 0.2.4 [INFO] tweaked toml for crates.io crate concurrent_log 0.2.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate concurrent_log 0.2.4 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 21 packages to latest compatible versions [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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0ecaff92428b76daaba005e05beaf548accb20e4b1846b4379576ffb11730816 [INFO] running `Command { std: "docker" "start" "-a" "0ecaff92428b76daaba005e05beaf548accb20e4b1846b4379576ffb11730816", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ecaff92428b76daaba005e05beaf548accb20e4b1846b4379576ffb11730816", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ecaff92428b76daaba005e05beaf548accb20e4b1846b4379576ffb11730816", kill_on_drop: false }` [INFO] [stdout] 0ecaff92428b76daaba005e05beaf548accb20e4b1846b4379576ffb11730816 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] bcfcf52a07c5ebca53ffb618482d609ffb33fa3b608509ee458edb1355fcbc28 [INFO] running `Command { std: "docker" "start" "-a" "bcfcf52a07c5ebca53ffb618482d609ffb33fa3b608509ee458edb1355fcbc28", kill_on_drop: false }` [INFO] [stderr] Compiling parking_lot_core v0.9.12 [INFO] [stderr] Compiling parking_lot v0.12.5 [INFO] [stderr] Compiling concurrent_log v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:160:17 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn iter(&self) -> Iterator [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] 160 | pub fn iter(&self) -> Iterator<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "bcfcf52a07c5ebca53ffb618482d609ffb33fa3b608509ee458edb1355fcbc28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcfcf52a07c5ebca53ffb618482d609ffb33fa3b608509ee458edb1355fcbc28", kill_on_drop: false }` [INFO] [stdout] bcfcf52a07c5ebca53ffb618482d609ffb33fa3b608509ee458edb1355fcbc28 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9a86162c0f82d10595d5d2d6e7ba35260fd5cafbb717dd7815edd2fcf09cab83 [INFO] running `Command { std: "docker" "start" "-a" "9a86162c0f82d10595d5d2d6e7ba35260fd5cafbb717dd7815edd2fcf09cab83", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:160:17 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn iter(&self) -> Iterator [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] 160 | pub fn iter(&self) -> Iterator<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling concurrent_log v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:160:17 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn iter(&self) -> Iterator [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] 160 | pub fn iter(&self) -> Iterator<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.58s [INFO] running `Command { std: "docker" "inspect" "9a86162c0f82d10595d5d2d6e7ba35260fd5cafbb717dd7815edd2fcf09cab83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a86162c0f82d10595d5d2d6e7ba35260fd5cafbb717dd7815edd2fcf09cab83", kill_on_drop: false }` [INFO] [stdout] 9a86162c0f82d10595d5d2d6e7ba35260fd5cafbb717dd7815edd2fcf09cab83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 05290db89ae0e0b8a33861381f85e3b20ae0517f00834b1ed18791e888e423a9 [INFO] running `Command { std: "docker" "start" "-a" "05290db89ae0e0b8a33861381f85e3b20ae0517f00834b1ed18791e888e423a9", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:160:17 [INFO] [stderr] | [INFO] [stderr] 160 | pub fn iter(&self) -> Iterator [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] 160 | pub fn iter(&self) -> Iterator<'_, T> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `concurrent_log` (lib) generated 1 warning (run `cargo fix --lib -p concurrent_log` to apply 1 suggestion) [INFO] [stderr] warning: `concurrent_log` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/concurrent_log-9b30a814cf50aa11) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::iter ... ok [INFO] [stdout] test tests::simple_construct_and_fill ... ok [INFO] [stdout] test tests::debug_print ... ok [INFO] [stdout] test tests::iter_after_trim ... ok [INFO] [stdout] test tests::concurrent_fill ... ok [INFO] [stdout] test tests::trim ... ok [INFO] [stdout] test tests::trim_drops ... ok [INFO] [stdout] test tests::larger_construct_and_fill ... ok [INFO] [stdout] test tests::drop_called ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] [stderr] Doc-tests concurrent_log [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "05290db89ae0e0b8a33861381f85e3b20ae0517f00834b1ed18791e888e423a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05290db89ae0e0b8a33861381f85e3b20ae0517f00834b1ed18791e888e423a9", kill_on_drop: false }` [INFO] [stdout] 05290db89ae0e0b8a33861381f85e3b20ae0517f00834b1ed18791e888e423a9