[INFO] cloning repository https://github.com/aochagavia/chat-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aochagavia/chat-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faochagavia%2Fchat-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faochagavia%2Fchat-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 398394cc53e853df67778da926a62959adf2ba59 [INFO] checking aochagavia/chat-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faochagavia%2Fchat-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aochagavia/chat-rs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aochagavia/chat-rs [INFO] finished tweaking git repo https://github.com/aochagavia/chat-rs [INFO] tweaked toml for git repo https://github.com/aochagavia/chat-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/aochagavia/chat-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-io v0.1.2 [INFO] [stderr] Downloaded futures v0.1.14 [INFO] [stderr] Downloaded lazycell v0.4.0 [INFO] [stderr] Downloaded net2 v0.2.29 [INFO] [stderr] Downloaded mio v0.6.9 [INFO] [stderr] Downloaded scoped-tls v0.1.0 [INFO] [stderr] Downloaded tokio-core v0.1.8 [INFO] [stderr] Downloaded byteorder v1.1.0 [INFO] [stderr] Downloaded libc v0.2.26 [INFO] [stderr] Downloaded iovec v0.1.0 [INFO] [stderr] Downloaded bytes v0.4.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] efd0436295ff4b1674f96ca495f4444f48f60c8a20608a443af2bc02ecfccd2b [INFO] running `Command { std: "docker" "start" "-a" "efd0436295ff4b1674f96ca495f4444f48f60c8a20608a443af2bc02ecfccd2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "efd0436295ff4b1674f96ca495f4444f48f60c8a20608a443af2bc02ecfccd2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efd0436295ff4b1674f96ca495f4444f48f60c8a20608a443af2bc02ecfccd2b", kill_on_drop: false }` [INFO] [stdout] efd0436295ff4b1674f96ca495f4444f48f60c8a20608a443af2bc02ecfccd2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 888e0d6bdf63a3f17e59d3fc27628231d61fe43465858f19c101d34cc7ab53f4 [INFO] running `Command { std: "docker" "start" "-a" "888e0d6bdf63a3f17e59d3fc27628231d61fe43465858f19c101d34cc7ab53f4", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.26 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking lazycell v0.4.0 [INFO] [stderr] Checking futures v0.1.14 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking net2 v0.2.29 [INFO] [stderr] Checking bytes v0.4.4 [INFO] [stderr] Checking mio v0.6.9 [INFO] [stderr] Checking tokio-io v0.1.2 [INFO] [stderr] Checking tokio-core v0.1.8 [INFO] [stderr] Checking protocol v0.1.0 (/opt/rustwide/workdir/protocol) [INFO] [stderr] Checking client v0.1.0 (/opt/rustwide/workdir/client) [INFO] [stderr] Checking server v0.1.0 (/opt/rustwide/workdir/server) [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> client/src/stdio.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use futures::{self, Future, Sink, Stream}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: client/src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> client/src/stdio.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use futures::{self, Future, Sink, Stream}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: client/src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate futures; [INFO] [stdout] | --------------------- the item `futures` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> client/src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(conservative_impl_trait, never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> client/src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(conservative_impl_trait, never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> server/src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> server/src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.48s [INFO] running `Command { std: "docker" "inspect" "888e0d6bdf63a3f17e59d3fc27628231d61fe43465858f19c101d34cc7ab53f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "888e0d6bdf63a3f17e59d3fc27628231d61fe43465858f19c101d34cc7ab53f4", kill_on_drop: false }` [INFO] [stdout] 888e0d6bdf63a3f17e59d3fc27628231d61fe43465858f19c101d34cc7ab53f4