[INFO] cloning repository https://github.com/JeromeRGero/Rust-variables
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JeromeRGero/Rust-variables" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeromeRGero%2FRust-variables", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeromeRGero%2FRust-variables'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a2ac4b02f9f1f0e3b8f5280d8d0bec8127b090f
[INFO] checking JeromeRGero/Rust-variables against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeromeRGero%2FRust-variables" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JeromeRGero/Rust-variables on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JeromeRGero/Rust-variables
[INFO] finished tweaking git repo https://github.com/JeromeRGero/Rust-variables
[INFO] tweaked toml for git repo https://github.com/JeromeRGero/Rust-variables written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/JeromeRGero/Rust-variables already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b55db59e40f16c7f0fe8d82294a69ad13b5603e1afc1fb2fec481e5b53c43fd
[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" "4b55db59e40f16c7f0fe8d82294a69ad13b5603e1afc1fb2fec481e5b53c43fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b55db59e40f16c7f0fe8d82294a69ad13b5603e1afc1fb2fec481e5b53c43fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b55db59e40f16c7f0fe8d82294a69ad13b5603e1afc1fb2fec481e5b53c43fd", kill_on_drop: false }`
[INFO] [stdout] 4b55db59e40f16c7f0fe8d82294a69ad13b5603e1afc1fb2fec481e5b53c43fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 786e822fb71879ac40083235e689e9336d86c3141fe5a6059c7f450954ca8306
[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" "786e822fb71879ac40083235e689e9336d86c3141fe5a6059c7f450954ca8306", kill_on_drop: false }`
[INFO] [stderr]     Checking variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "786e822fb71879ac40083235e689e9336d86c3141fe5a6059c7f450954ca8306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "786e822fb71879ac40083235e689e9336d86c3141fe5a6059c7f450954ca8306", kill_on_drop: false }`
[INFO] [stdout] 786e822fb71879ac40083235e689e9336d86c3141fe5a6059c7f450954ca8306