[INFO] cloning repository https://github.com/virct/apex [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/virct/apex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvirct%2Fapex", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvirct%2Fapex'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 84ec9894f49905e40f41c39c39f9314f3bc8db03 [INFO] checking virct/apex against master#8f359beca4e58bc3ae795a666301a8f47023044c for pr-121557 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvirct%2Fapex" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/virct/apex 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 git repo https://github.com/virct/apex [INFO] finished tweaking git repo https://github.com/virct/apex [INFO] tweaked toml for git repo https://github.com/virct/apex written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/virct/apex 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] Downloading crates ... [INFO] [stderr] Downloaded broadcaster v0.2.6 [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded syn v1.0.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ed9eefa5a07d6908dc15497ff6d2926cadaec1f34115bc5996cd1dca24383361 [INFO] running `Command { std: "docker" "start" "-a" "ed9eefa5a07d6908dc15497ff6d2926cadaec1f34115bc5996cd1dca24383361", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed9eefa5a07d6908dc15497ff6d2926cadaec1f34115bc5996cd1dca24383361", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed9eefa5a07d6908dc15497ff6d2926cadaec1f34115bc5996cd1dca24383361", kill_on_drop: false }` [INFO] [stdout] ed9eefa5a07d6908dc15497ff6d2926cadaec1f34115bc5996cd1dca24383361 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 66f5da0793d5566a4340ea012f8345d0a237d21caa919b17119aa5809033d99c [INFO] running `Command { std: "docker" "start" "-a" "66f5da0793d5566a4340ea012f8345d0a237d21caa919b17119aa5809033d99c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.9 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-sink v0.3.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking futures-channel v0.3.1 [INFO] [stderr] Checking lock_api v0.3.2 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking futures-task v0.3.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking rand_core v0.5.1 [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 aho-corasick v0.7.6 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling bincode v1.2.0 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking async-task v1.0.0 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking crossbeam-channel v0.4.0 [INFO] [stderr] Checking kv-log-macro v1.0.4 [INFO] [stderr] Checking async-macros v2.0.0 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking futures-timer v2.0.2 [INFO] [stderr] Checking pin-project-lite v0.1.1 [INFO] [stderr] Checking once_cell v1.2.0 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking broadcaster v0.2.6 [INFO] [stderr] Checking async-std v1.2.0 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Checking futures-util v0.3.1 [INFO] [stderr] Checking futures-executor v0.3.1 [INFO] [stderr] Checking futures v0.3.1 [INFO] [stderr] Checking apex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TcpStream` is imported redundantly [INFO] [stdout] --> src/net.rs:195:28 [INFO] [stdout] | [INFO] [stdout] 192 | use super::*; [INFO] [stdout] | -------- the item `TcpStream` is already imported here [INFO] [stdout] ... [INFO] [stdout] 195 | net::{TcpListener, TcpStream}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/common.rs:21:35 [INFO] [stdout] | [INFO] [stdout] 21 | Error::Io(err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/common.rs:22:40 [INFO] [stdout] | [INFO] [stdout] 22 | Error::AsyncIo(err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/common.rs:24:37 [INFO] [stdout] | [INFO] [stdout] 24 | Error::Send(err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/common.rs:25:42 [INFO] [stdout] | [INFO] [stdout] 25 | Error::Serialize(err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/common.rs:21:35 [INFO] [stdout] | [INFO] [stdout] 21 | Error::Io(err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/common.rs:22:40 [INFO] [stdout] | [INFO] [stdout] 22 | Error::AsyncIo(err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/common.rs:24:37 [INFO] [stdout] | [INFO] [stdout] 24 | Error::Send(err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/common.rs:25:42 [INFO] [stdout] | [INFO] [stdout] 25 | Error::Serialize(err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.93s [INFO] running `Command { std: "docker" "inspect" "66f5da0793d5566a4340ea012f8345d0a237d21caa919b17119aa5809033d99c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66f5da0793d5566a4340ea012f8345d0a237d21caa919b17119aa5809033d99c", kill_on_drop: false }` [INFO] [stdout] 66f5da0793d5566a4340ea012f8345d0a237d21caa919b17119aa5809033d99c