[INFO] fetching crate tcp-clone 0.99.4... [INFO] checking tcp-clone-0.99.4 against master#8f359beca4e58bc3ae795a666301a8f47023044c for pr-121557 [INFO] extracting crate tcp-clone 0.99.4 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate tcp-clone 0.99.4 on toolchain 8f359beca4e58bc3ae795a666301a8f47023044c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tcp-clone 0.99.4 [INFO] finished tweaking crates.io crate tcp-clone 0.99.4 [INFO] tweaked toml for crates.io crate tcp-clone 0.99.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate tcp-clone 0.99.4 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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded async-macros v2.0.0 [INFO] [stderr] Downloaded kv-log-macro v1.0.4 [INFO] [stderr] Downloaded broadcaster v0.2.6 [INFO] [stderr] Downloaded futures-timer v2.0.2 [INFO] [stderr] Downloaded async-task v1.0.0 [INFO] [stderr] Downloaded lock_api v0.3.1 [INFO] [stderr] Downloaded async-std v1.1.0 [INFO] [stderr] Downloaded mio v0.6.20 [INFO] [stderr] Downloaded once_cell v1.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 071d55e57e490f1cd2c5ffb3bf1749db1ceff4097711aa2473bb30aa2c08c36c [INFO] running `Command { std: "docker" "start" "-a" "071d55e57e490f1cd2c5ffb3bf1749db1ceff4097711aa2473bb30aa2c08c36c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "071d55e57e490f1cd2c5ffb3bf1749db1ceff4097711aa2473bb30aa2c08c36c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "071d55e57e490f1cd2c5ffb3bf1749db1ceff4097711aa2473bb30aa2c08c36c", kill_on_drop: false }` [INFO] [stdout] 071d55e57e490f1cd2c5ffb3bf1749db1ceff4097711aa2473bb30aa2c08c36c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d5fb818ed400b27357cb713d90088a64260fc285d5cfb015caded5fdea88c01 [INFO] running `Command { std: "docker" "start" "-a" "3d5fb818ed400b27357cb713d90088a64260fc285d5cfb015caded5fdea88c01", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking async-macros v2.0.0 [INFO] [stderr] Checking pin-project-lite v0.1.1 [INFO] [stderr] Checking futures-timer v2.0.2 [INFO] [stderr] Checking once_cell v1.2.0 [INFO] [stderr] Checking async-task v1.0.0 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking kv-log-macro v1.0.4 [INFO] [stderr] Checking crossbeam-channel v0.4.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.4 [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 crossbeam-deque v0.7.2 [INFO] [stderr] Checking mio v0.6.20 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking broadcaster v0.2.6 [INFO] [stderr] Checking async-std v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking toml v0.5.5 [INFO] [stderr] Checking tcp-clone v0.99.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> tests/echo.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] 3 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.95s [INFO] running `Command { std: "docker" "inspect" "3d5fb818ed400b27357cb713d90088a64260fc285d5cfb015caded5fdea88c01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d5fb818ed400b27357cb713d90088a64260fc285d5cfb015caded5fdea88c01", kill_on_drop: false }` [INFO] [stdout] 3d5fb818ed400b27357cb713d90088a64260fc285d5cfb015caded5fdea88c01