[INFO] cloning repository https://github.com/gilles-bertrand/rust-training-2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gilles-bertrand/rust-training-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilles-bertrand%2Frust-training-2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilles-bertrand%2Frust-training-2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 165ae5df755a0c7ed2eefda8a6bb2c96cec29081
[INFO] checking gilles-bertrand/rust-training-2 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilles-bertrand%2Frust-training-2" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gilles-bertrand/rust-training-2 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gilles-bertrand/rust-training-2
[INFO] finished tweaking git repo https://github.com/gilles-bertrand/rust-training-2
[INFO] tweaked toml for git repo https://github.com/gilles-bertrand/rust-training-2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/gilles-bertrand/rust-training-2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42302193ac0c7e1167adacf923c2097679d60f79c046407d98b9c53b71d259b7
[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" "42302193ac0c7e1167adacf923c2097679d60f79c046407d98b9c53b71d259b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42302193ac0c7e1167adacf923c2097679d60f79c046407d98b9c53b71d259b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42302193ac0c7e1167adacf923c2097679d60f79c046407d98b9c53b71d259b7", kill_on_drop: false }`
[INFO] [stdout] 42302193ac0c7e1167adacf923c2097679d60f79c046407d98b9c53b71d259b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d8a4a674e7755fa48b8b42de2b92964ce857ee3baa1fe47a33eacb3e955684e
[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" "0d8a4a674e7755fa48b8b42de2b92964ce857ee3baa1fe47a33eacb3e955684e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]     Checking http v0.1.0 (/opt/rustwide/workdir/http)
[INFO] [stderr]     Checking tcpclient v0.1.0 (/opt/rustwide/workdir/tcpclient)
[INFO] [stderr]     Checking tcpserver v0.1.0 (/opt/rustwide/workdir/tcpserver)
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking serde v1.0.124
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking httpserver v0.1.0 (/opt/rustwide/workdir/httpserver)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.81s
[INFO] running `Command { std: "docker" "inspect" "0d8a4a674e7755fa48b8b42de2b92964ce857ee3baa1fe47a33eacb3e955684e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8a4a674e7755fa48b8b42de2b92964ce857ee3baa1fe47a33eacb3e955684e", kill_on_drop: false }`
[INFO] [stdout] 0d8a4a674e7755fa48b8b42de2b92964ce857ee3baa1fe47a33eacb3e955684e