[INFO] cloning repository https://github.com/kkolyan/mockall_lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kkolyan/mockall_lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkolyan%2Fmockall_lab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkolyan%2Fmockall_lab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddb2b0f3125cab478ae23dba1e65c2637e3fd6cc
[INFO] checking kkolyan/mockall_lab against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkolyan%2Fmockall_lab" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kkolyan/mockall_lab
[INFO] finished tweaking git repo https://github.com/kkolyan/mockall_lab
[INFO] tweaked toml for git repo https://github.com/kkolyan/mockall_lab written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kkolyan/mockall_lab on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kkolyan/mockall_lab 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: dependencies.mockall.feature
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49a6dd90c0479cf4bcc77d9937062f010848d139befe8872acecdc84aa04d1a5
[INFO] running `Command { std: "docker" "start" "-a" "49a6dd90c0479cf4bcc77d9937062f010848d139befe8872acecdc84aa04d1a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49a6dd90c0479cf4bcc77d9937062f010848d139befe8872acecdc84aa04d1a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a6dd90c0479cf4bcc77d9937062f010848d139befe8872acecdc84aa04d1a5", kill_on_drop: false }`
[INFO] [stdout] 49a6dd90c0479cf4bcc77d9937062f010848d139befe8872acecdc84aa04d1a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2adede817cdb4441069b84f9583195151b0d376b06c758de65fc0a540fbcf0a9
[INFO] running `Command { std: "docker" "start" "-a" "2adede817cdb4441069b84f9583195151b0d376b06c758de65fc0a540fbcf0a9", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: dependencies.mockall.feature
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking predicates v2.1.5
[INFO] [stderr]    Compiling mockall_derive v0.11.4
[INFO] [stderr]     Checking mockall v0.11.4
[INFO] [stderr]     Checking mockall_lab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> tests/test1.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut mock = RefCell::new(MockMyTrait::new());
[INFO] [stdout]   |         ----^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.09s
[INFO] running `Command { std: "docker" "inspect" "2adede817cdb4441069b84f9583195151b0d376b06c758de65fc0a540fbcf0a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2adede817cdb4441069b84f9583195151b0d376b06c758de65fc0a540fbcf0a9", kill_on_drop: false }`
[INFO] [stdout] 2adede817cdb4441069b84f9583195151b0d376b06c758de65fc0a540fbcf0a9
