[INFO] cloning repository https://github.com/jeromefroe/echo-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeromefroe/echo-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeromefroe%2Fecho-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeromefroe%2Fecho-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a906a440f3edc24b95f0f257b2f66377c8a6dcb [INFO] checking jeromefroe/echo-rs against master#05eac57ef6668c9d181b65aceb96b1e7881f60be for pr-127656 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeromefroe%2Fecho-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeromefroe/echo-rs on toolchain 05eac57ef6668c9d181b65aceb96b1e7881f60be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jeromefroe/echo-rs [INFO] finished tweaking git repo https://github.com/jeromefroe/echo-rs [INFO] tweaked toml for git repo https://github.com/jeromefroe/echo-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jeromefroe/echo-rs 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" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "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 git repository `https://github.com/tokio-rs/tokio-tls` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mio v0.6.0 [INFO] [stderr] Downloaded openssl v0.8.3 [INFO] [stderr] Downloaded openssl-verify v0.2.0 [INFO] [stderr] Downloaded tokio-core v0.1.0 [INFO] [stderr] Downloaded futures v0.1.3 [INFO] [stderr] Downloaded security-framework v0.1.8 [INFO] [stderr] Downloaded schannel v0.1.0 [INFO] [stderr] Downloaded security-framework-sys v0.1.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d5817d03b7a700cb985c4ad06c685142654dda636aa98d12ffc7b3eaf102fad5 [INFO] running `Command { std: "docker" "start" "-a" "d5817d03b7a700cb985c4ad06c685142654dda636aa98d12ffc7b3eaf102fad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5817d03b7a700cb985c4ad06c685142654dda636aa98d12ffc7b3eaf102fad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5817d03b7a700cb985c4ad06c685142654dda636aa98d12ffc7b3eaf102fad5", kill_on_drop: false }` [INFO] [stdout] d5817d03b7a700cb985c4ad06c685142654dda636aa98d12ffc7b3eaf102fad5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 328e27463096abce6f1260f95136477ff987a5f090f711b449228d76cc756ac8 [INFO] running `Command { std: "docker" "start" "-a" "328e27463096abce6f1260f95136477ff987a5f090f711b449228d76cc756ac8", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.17 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling pkg-config v0.3.8 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking log v0.3.6 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Compiling openssl v0.8.3 [INFO] [stderr] Checking lazycell v0.4.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking lazy_static v0.2.1 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking futures v0.1.3 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Checking net2 v0.2.26 [INFO] [stderr] Compiling openssl-sys v0.7.17 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Checking openssl-verify v0.2.0 [INFO] [stderr] Checking mio v0.6.0 [INFO] [stderr] Checking tokio-core v0.1.0 [INFO] [stderr] Checking tokio-tls v0.1.0 (https://github.com/tokio-rs/tokio-tls#3d49e52e) [INFO] [stderr] Checking echo-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Evented` [INFO] [stdout] --> src/bin/echo_mio.rs:6:48 [INFO] [stdout] | [INFO] [stdout] 6 | use mio::{Token, Ready, Events, Poll, PollOpt, Evented}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Evented` [INFO] [stdout] --> src/bin/echo_mio.rs:6:48 [INFO] [stdout] | [INFO] [stdout] 6 | use mio::{Token, Ready, Events, Poll, PollOpt, Evented}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `buf` is never read [INFO] [stdout] --> src/bin/echo_mio.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct Connection { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 11 | buf: [u8; 512], [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `buf` is never read [INFO] [stdout] --> src/bin/echo_mio.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct Connection { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 11 | buf: [u8; 512], [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/echo_mio.rs:104:25 [INFO] [stdout] | [INFO] [stdout] 104 | poll.deregister(&conn.handle); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 104 | let _ = poll.deregister(&conn.handle); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/echo_mio.rs:104:25 [INFO] [stdout] | [INFO] [stdout] 104 | poll.deregister(&conn.handle); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 104 | let _ = poll.deregister(&conn.handle); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `Command { std: "docker" "inspect" "328e27463096abce6f1260f95136477ff987a5f090f711b449228d76cc756ac8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "328e27463096abce6f1260f95136477ff987a5f090f711b449228d76cc756ac8", kill_on_drop: false }` [INFO] [stdout] 328e27463096abce6f1260f95136477ff987a5f090f711b449228d76cc756ac8 [INFO] checking jeromefroe/echo-rs against try#0c9c19b42881b7ee3d3f268d2369726c7f8dddfd for pr-127656 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeromefroe%2Fecho-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeromefroe/echo-rs on toolchain 0c9c19b42881b7ee3d3f268d2369726c7f8dddfd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jeromefroe/echo-rs [INFO] finished tweaking git repo https://github.com/jeromefroe/echo-rs [INFO] tweaked toml for git repo https://github.com/jeromefroe/echo-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jeromefroe/echo-rs 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" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8e8f077ef12ec074174f0dc56b545ba5b30bd65f097a0414f8ad29775eaafa3 [INFO] running `Command { std: "docker" "start" "-a" "b8e8f077ef12ec074174f0dc56b545ba5b30bd65f097a0414f8ad29775eaafa3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8e8f077ef12ec074174f0dc56b545ba5b30bd65f097a0414f8ad29775eaafa3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8e8f077ef12ec074174f0dc56b545ba5b30bd65f097a0414f8ad29775eaafa3", kill_on_drop: false }` [INFO] [stdout] b8e8f077ef12ec074174f0dc56b545ba5b30bd65f097a0414f8ad29775eaafa3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e392c34860d69aebc9aa4c0d29550308ac46cbdf6251facfeeffddfc5e4daee [INFO] running `Command { std: "docker" "start" "-a" "8e392c34860d69aebc9aa4c0d29550308ac46cbdf6251facfeeffddfc5e4daee", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.17 [INFO] [stderr] Compiling pkg-config v0.3.8 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Checking log v0.3.6 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling openssl v0.8.3 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking lazy_static v0.2.1 [INFO] [stdout] error[E0365]: extern crate `std` is private and cannot be re-exported [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bitflags-0.4.0/src/lib.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | pub use std as __core; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: consider making the `extern crate` item publicly accessible [INFO] [stdout] | [INFO] [stdout] 1 | pub // Copyright 2014 The Rust Project Developers. See the COPYRIGHT [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0365`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bitflags` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8e392c34860d69aebc9aa4c0d29550308ac46cbdf6251facfeeffddfc5e4daee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e392c34860d69aebc9aa4c0d29550308ac46cbdf6251facfeeffddfc5e4daee", kill_on_drop: false }` [INFO] [stdout] 8e392c34860d69aebc9aa4c0d29550308ac46cbdf6251facfeeffddfc5e4daee