[INFO] cloning repository https://github.com/Johan-Mi/lambda_calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Johan-Mi/lambda_calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohan-Mi%2Flambda_calc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohan-Mi%2Flambda_calc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51163c569090207178b63e64d79e1810819a8f35
[INFO] checking Johan-Mi/lambda_calc against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohan-Mi%2Flambda_calc" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Johan-Mi/lambda_calc on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Johan-Mi/lambda_calc
[INFO] finished tweaking git repo https://github.com/Johan-Mi/lambda_calc
[INFO] tweaked toml for git repo https://github.com/Johan-Mi/lambda_calc written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Johan-Mi/lambda_calc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logos v0.11.4
[INFO] [stderr]   Downloaded logos-derive v0.11.5
[INFO] [stderr]   Downloaded beef v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 04fc4466f85a4a45abb2031ed3a5a9fd9feaef0158d2afeb7da9eae755eed619
[INFO] running `Command { std: "docker" "start" "-a" "04fc4466f85a4a45abb2031ed3a5a9fd9feaef0158d2afeb7da9eae755eed619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04fc4466f85a4a45abb2031ed3a5a9fd9feaef0158d2afeb7da9eae755eed619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04fc4466f85a4a45abb2031ed3a5a9fd9feaef0158d2afeb7da9eae755eed619", kill_on_drop: false }`
[INFO] [stdout] 04fc4466f85a4a45abb2031ed3a5a9fd9feaef0158d2afeb7da9eae755eed619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68ef73f3e2a89962d4a3fa36bff9f0b36dfd5e0702dfd588799d570f501f7d8f
[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" "68ef73f3e2a89962d4a3fa36bff9f0b36dfd5e0702dfd588799d570f501f7d8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking logos v0.11.4
[INFO] [stderr]     Checking lambda_calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.11s
[INFO] running `Command { std: "docker" "inspect" "68ef73f3e2a89962d4a3fa36bff9f0b36dfd5e0702dfd588799d570f501f7d8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ef73f3e2a89962d4a3fa36bff9f0b36dfd5e0702dfd588799d570f501f7d8f", kill_on_drop: false }`
[INFO] [stdout] 68ef73f3e2a89962d4a3fa36bff9f0b36dfd5e0702dfd588799d570f501f7d8f