[INFO] cloning repository https://github.com/rnbguy/polyglot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rnbguy/polyglot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frnbguy%2Fpolyglot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frnbguy%2Fpolyglot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71563b456c1cc5a3c42223e2fa87a6b40d84b0a9
[INFO] checking rnbguy/polyglot against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frnbguy%2Fpolyglot" "/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/rnbguy/polyglot 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/rnbguy/polyglot
[INFO] finished tweaking git repo https://github.com/rnbguy/polyglot
[INFO] tweaked toml for git repo https://github.com/rnbguy/polyglot written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/rnbguy/polyglot 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-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3e3899c8c5553fa10ac4efc7bb29fe90b18f0e8615afca46bc8b7d935ff8fdb
[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" "c3e3899c8c5553fa10ac4efc7bb29fe90b18f0e8615afca46bc8b7d935ff8fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3e3899c8c5553fa10ac4efc7bb29fe90b18f0e8615afca46bc8b7d935ff8fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3e3899c8c5553fa10ac4efc7bb29fe90b18f0e8615afca46bc8b7d935ff8fdb", kill_on_drop: false }`
[INFO] [stdout] c3e3899c8c5553fa10ac4efc7bb29fe90b18f0e8615afca46bc8b7d935ff8fdb
[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" "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] d60b8d64c13cea7e95dc8cc01c9a6f7ba9dd1fb67e3a4651dca04ea0108c7673
[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" "d60b8d64c13cea7e95dc8cc01c9a6f7ba9dd1fb67e3a4651dca04ea0108c7673", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking cookie_store v0.10.0
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking polyglot-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "d60b8d64c13cea7e95dc8cc01c9a6f7ba9dd1fb67e3a4651dca04ea0108c7673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d60b8d64c13cea7e95dc8cc01c9a6f7ba9dd1fb67e3a4651dca04ea0108c7673", kill_on_drop: false }`
[INFO] [stdout] d60b8d64c13cea7e95dc8cc01c9a6f7ba9dd1fb67e3a4651dca04ea0108c7673