[INFO] fetching crate mpmcpq 0.9.3... [INFO] checking mpmcpq-0.9.3 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate mpmcpq 0.9.3 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate mpmcpq 0.9.3 [INFO] finished tweaking crates.io crate mpmcpq 0.9.3 [INFO] tweaked toml for crates.io crate mpmcpq 0.9.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mpmcpq 0.9.3 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.10.2 (available: v0.11.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5ca09973e731f3ca35f5a983f32ce5fa93e8593ef1a419d21dd53efff069cee9 [INFO] running `Command { std: "docker" "start" "-a" "5ca09973e731f3ca35f5a983f32ce5fa93e8593ef1a419d21dd53efff069cee9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ca09973e731f3ca35f5a983f32ce5fa93e8593ef1a419d21dd53efff069cee9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ca09973e731f3ca35f5a983f32ce5fa93e8593ef1a419d21dd53efff069cee9", kill_on_drop: false }` [INFO] [stdout] 5ca09973e731f3ca35f5a983f32ce5fa93e8593ef1a419d21dd53efff069cee9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 325e2cb2f8e1747d7a3e6c1a37055db96177da6fdd601dde4cde8d6aa4c4405f [INFO] running `Command { std: "docker" "start" "-a" "325e2cb2f8e1747d7a3e6c1a37055db96177da6fdd601dde4cde8d6aa4c4405f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking humantime v2.2.0 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking is-terminal v0.4.16 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking mpmcpq v0.9.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mpmcpq.rs:196:23 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn recv_guard(&self) -> ReceiveGuard { [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] 196 | pub fn recv_guard(&self) -> ReceiveGuard<'_, M, P> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mpmcpq.rs:209:27 [INFO] [stdout] | [INFO] [stdout] 209 | pub fn try_recv_guard(&self) -> Option> { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 209 | pub fn try_recv_guard(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mpmcpq.rs:219:29 [INFO] [stdout] | [INFO] [stdout] 219 | pub fn maybe_recv_guard(&self) -> Option> { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 219 | pub fn maybe_recv_guard(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex-automata v0.4.10 [INFO] [stderr] Checking regex v1.11.2 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mpmcpq.rs:196:23 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn recv_guard(&self) -> ReceiveGuard { [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] 196 | pub fn recv_guard(&self) -> ReceiveGuard<'_, M, P> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mpmcpq.rs:209:27 [INFO] [stdout] | [INFO] [stdout] 209 | pub fn try_recv_guard(&self) -> Option> { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 209 | pub fn try_recv_guard(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mpmcpq.rs:219:29 [INFO] [stdout] | [INFO] [stdout] 219 | pub fn maybe_recv_guard(&self) -> Option> { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 219 | pub fn maybe_recv_guard(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.26s [INFO] running `Command { std: "docker" "inspect" "325e2cb2f8e1747d7a3e6c1a37055db96177da6fdd601dde4cde8d6aa4c4405f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "325e2cb2f8e1747d7a3e6c1a37055db96177da6fdd601dde4cde8d6aa4c4405f", kill_on_drop: false }` [INFO] [stdout] 325e2cb2f8e1747d7a3e6c1a37055db96177da6fdd601dde4cde8d6aa4c4405f