[INFO] cloning repository https://github.com/JakeChampion/wasm.polyfill.io
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JakeChampion/wasm.polyfill.io" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakeChampion%2Fwasm.polyfill.io", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakeChampion%2Fwasm.polyfill.io'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40f02929744578cde21897ad68a06298e2be1774
[INFO] checking JakeChampion/wasm.polyfill.io against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakeChampion%2Fwasm.polyfill.io" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JakeChampion/wasm.polyfill.io on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/JakeChampion/wasm.polyfill.io
[INFO] finished tweaking git repo https://github.com/JakeChampion/wasm.polyfill.io
[INFO] tweaked toml for git repo https://github.com/JakeChampion/wasm.polyfill.io written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/JakeChampion/wasm.polyfill.io already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fc6e82782421422eb6c7d63e742a839cfd28eeb3d4d856ccd3831878bbc6deb
[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" "0fc6e82782421422eb6c7d63e742a839cfd28eeb3d4d856ccd3831878bbc6deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fc6e82782421422eb6c7d63e742a839cfd28eeb3d4d856ccd3831878bbc6deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc6e82782421422eb6c7d63e742a839cfd28eeb3d4d856ccd3831878bbc6deb", kill_on_drop: false }`
[INFO] [stdout] 0fc6e82782421422eb6c7d63e742a839cfd28eeb3d4d856ccd3831878bbc6deb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e4d51a9c924f1510b5fe5663986aabf01392ead6d65fd866fefe4141ee39e6
[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" "b9e4d51a9c924f1510b5fe5663986aabf01392ead6d65fd866fefe4141ee39e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking querystring v1.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking backtrace v0.3.43
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking fastly-shared v0.2.0-alpha2
[INFO] [stderr]     Checking fastly v0.2.0-alpha2
[INFO] [stderr]     Checking polyfill_using_fastly_compute_at_edge v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.56s
[INFO] running `Command { std: "docker" "inspect" "b9e4d51a9c924f1510b5fe5663986aabf01392ead6d65fd866fefe4141ee39e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e4d51a9c924f1510b5fe5663986aabf01392ead6d65fd866fefe4141ee39e6", kill_on_drop: false }`
[INFO] [stdout] b9e4d51a9c924f1510b5fe5663986aabf01392ead6d65fd866fefe4141ee39e6