[INFO] fetching crate fibers 0.1.13... [INFO] checking fibers-0.1.13 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate fibers 0.1.13 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate fibers 0.1.13 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fibers 0.1.13 [INFO] finished tweaking crates.io crate fibers 0.1.13 [INFO] tweaked toml for crates.io crate fibers 0.1.13 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate fibers 0.1.13 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded splay_tree v0.2.10 [INFO] [stderr] Downloaded httparse v1.3.4 [INFO] [stderr] Downloaded hermit-abi v0.1.3 [INFO] [stderr] Downloaded nbchan v0.1.3 [INFO] [stderr] Downloaded atty v0.2.13 [INFO] [stderr] Downloaded num_cpus v1.11.1 [INFO] [stderr] Downloaded handy_async v0.2.13 [INFO] [stderr] Downloaded unicode-width v0.1.6 [INFO] [stderr] Downloaded libc v0.2.65 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 528d5e3a82cda6381d1d50bb17e9562ff4554ba3e2c4a0a9efb72d449b444db7 [INFO] running `Command { std: "docker" "start" "-a" "528d5e3a82cda6381d1d50bb17e9562ff4554ba3e2c4a0a9efb72d449b444db7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "528d5e3a82cda6381d1d50bb17e9562ff4554ba3e2c4a0a9efb72d449b444db7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "528d5e3a82cda6381d1d50bb17e9562ff4554ba3e2c4a0a9efb72d449b444db7", kill_on_drop: false }` [INFO] [stdout] 528d5e3a82cda6381d1d50bb17e9562ff4554ba3e2c4a0a9efb72d449b444db7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6329b057255cfdb620ced18eef30645b1b025f0975d4206a9690055b917415bc [INFO] running `Command { std: "docker" "start" "-a" "6329b057255cfdb620ced18eef30645b1b025f0975d4206a9690055b917415bc", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking nbchan v0.1.3 [INFO] [stderr] Checking splay_tree v0.2.10 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking handy_async v0.2.13 [INFO] [stderr] Checking fibers v0.1.13 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `pollers` is never read [INFO] [stdout] --> src/executor/thread_pool.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 46 | pub struct ThreadPoolExecutor { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] 47 | pool: SchedulerPool, [INFO] [stdout] 48 | pollers: PollerPool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ThreadPoolExecutor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `links` is never read [INFO] [stdout] --> src/executor/thread_pool.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 142 | struct PollerPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 143 | pollers: Vec, [INFO] [stdout] 144 | links: Vec>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PollerPool` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pollers` is never read [INFO] [stdout] --> src/executor/thread_pool.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 46 | pub struct ThreadPoolExecutor { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] 47 | pool: SchedulerPool, [INFO] [stdout] 48 | pollers: PollerPool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ThreadPoolExecutor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `links` is never read [INFO] [stdout] --> src/executor/thread_pool.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 142 | struct PollerPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 143 | pollers: Vec, [INFO] [stdout] 144 | links: Vec>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PollerPool` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.21s [INFO] running `Command { std: "docker" "inspect" "6329b057255cfdb620ced18eef30645b1b025f0975d4206a9690055b917415bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6329b057255cfdb620ced18eef30645b1b025f0975d4206a9690055b917415bc", kill_on_drop: false }` [INFO] [stdout] 6329b057255cfdb620ced18eef30645b1b025f0975d4206a9690055b917415bc