[INFO] cloning repository https://github.com/rationalis/rustkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rationalis/rustkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frationalis%2Frustkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frationalis%2Frustkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0000411461bd1eb93b4d9723ffe4ac77fe2ea104
[INFO] checking rationalis/rustkey against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frationalis%2Frustkey" "/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/rationalis/rustkey on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rationalis/rustkey
[INFO] finished tweaking git repo https://github.com/rationalis/rustkey
[INFO] tweaked toml for git repo https://github.com/rationalis/rustkey written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/rationalis/rustkey already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] ec3fcb806ebbc29c3d44bf336a34061bbb2f5d775bc2f5bcb64db7c6fb07bb64
[INFO] running `Command { std: "docker" "start" "-a" "ec3fcb806ebbc29c3d44bf336a34061bbb2f5d775bc2f5bcb64db7c6fb07bb64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec3fcb806ebbc29c3d44bf336a34061bbb2f5d775bc2f5bcb64db7c6fb07bb64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec3fcb806ebbc29c3d44bf336a34061bbb2f5d775bc2f5bcb64db7c6fb07bb64", kill_on_drop: false }`
[INFO] [stdout] ec3fcb806ebbc29c3d44bf336a34061bbb2f5d775bc2f5bcb64db7c6fb07bb64
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6e51b606ec74c2e35fa2750e4c8bcf5a597c8bf23ce7571524a5c4868e3ca3c
[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" "a6e51b606ec74c2e35fa2750e4c8bcf5a597c8bf23ce7571524a5c4868e3ca3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking evdev v0.10.1
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling getset v0.1.0
[INFO] [stderr]     Checking ctrlc v3.1.4
[INFO] [stderr]     Checking rustkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.16s
[INFO] running `Command { std: "docker" "inspect" "a6e51b606ec74c2e35fa2750e4c8bcf5a597c8bf23ce7571524a5c4868e3ca3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e51b606ec74c2e35fa2750e4c8bcf5a597c8bf23ce7571524a5c4868e3ca3c", kill_on_drop: false }`
[INFO] [stdout] a6e51b606ec74c2e35fa2750e4c8bcf5a597c8bf23ce7571524a5c4868e3ca3c