[INFO] fetching crate cepler 0.7.13...
[INFO] checking cepler-0.7.13 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate cepler 0.7.13 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cepler 0.7.13 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cepler 0.7.13
[INFO] finished tweaking crates.io crate cepler 0.7.13
[INFO] tweaked toml for crates.io crate cepler 0.7.13 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate cepler 0.7.13 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stringreader v0.1.1
[INFO] [stderr]   Downloaded anyhow v1.0.64
[INFO] [stderr]   Downloaded git2 v0.16.1
[INFO] [stderr]   Downloaded libgit2-sys v0.14.2+1.5.1
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40d4b18872ceca6a59cc533d76523fd0ff0197316185b0fbdfade0a9151b8f24
[INFO] running `Command { std: "docker" "start" "-a" "40d4b18872ceca6a59cc533d76523fd0ff0197316185b0fbdfade0a9151b8f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40d4b18872ceca6a59cc533d76523fd0ff0197316185b0fbdfade0a9151b8f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d4b18872ceca6a59cc533d76523fd0ff0197316185b0fbdfade0a9151b8f24", kill_on_drop: false }`
[INFO] [stdout] 40d4b18872ceca6a59cc533d76523fd0ff0197316185b0fbdfade0a9151b8f24
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cb363fd698ef4f31fccab274ea2e51c3f679b9c3e07b32980b8ae19065da5a2
[INFO] running `Command { std: "docker" "start" "-a" "9cb363fd698ef4f31fccab274ea2e51c3f679b9c3e07b32980b8ae19065da5a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling anyhow v1.0.64
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking stringreader v0.1.1
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking url v2.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling openssl-src v111.22.0+1.1.1q
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.14.2+1.5.1
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking git2 v0.16.1
[INFO] [stderr]     Checking cepler v0.7.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/config.rs:35:20
[INFO] [stdout]    |
[INFO] [stdout] 35 |         for (name, mut env) in config.environments.iter_mut() {
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/config.rs:35:20
[INFO] [stdout]    |
[INFO] [stdout] 35 |         for (name, mut env) in config.environments.iter_mut() {
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.72s
[INFO] running `Command { std: "docker" "inspect" "9cb363fd698ef4f31fccab274ea2e51c3f679b9c3e07b32980b8ae19065da5a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cb363fd698ef4f31fccab274ea2e51c3f679b9c3e07b32980b8ae19065da5a2", kill_on_drop: false }`
[INFO] [stdout] 9cb363fd698ef4f31fccab274ea2e51c3f679b9c3e07b32980b8ae19065da5a2
