[INFO] fetching crate simple-socket 0.1.6... [INFO] checking simple-socket-0.1.6 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585 [INFO] extracting crate simple-socket 0.1.6 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate simple-socket 0.1.6 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate simple-socket 0.1.6 [INFO] finished tweaking crates.io crate simple-socket 0.1.6 [INFO] tweaked toml for crates.io crate simple-socket 0.1.6 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate simple-socket 0.1.6 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8eabfef580259551d437a170256192b48c633ffea72167af03ad25ea713240c7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8eabfef580259551d437a170256192b48c633ffea72167af03ad25ea713240c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8eabfef580259551d437a170256192b48c633ffea72167af03ad25ea713240c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8eabfef580259551d437a170256192b48c633ffea72167af03ad25ea713240c7", kill_on_drop: false }` [INFO] [stdout] 8eabfef580259551d437a170256192b48c633ffea72167af03ad25ea713240c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73178aa2fc234aad8dd868301a092cf7ab4f304a50d146b8befb1745013aa210 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "73178aa2fc234aad8dd868301a092cf7ab4f304a50d146b8befb1745013aa210", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking podo-core-driver v0.4.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking simple-socket v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/simple.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let mut client = SocketClient::::try_new(socket).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.26s [INFO] running `Command { std: "docker" "inspect" "73178aa2fc234aad8dd868301a092cf7ab4f304a50d146b8befb1745013aa210", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73178aa2fc234aad8dd868301a092cf7ab4f304a50d146b8befb1745013aa210", kill_on_drop: false }` [INFO] [stdout] 73178aa2fc234aad8dd868301a092cf7ab4f304a50d146b8befb1745013aa210