[INFO] cloning repository https://github.com/HobbyistRust/cargo-sysroot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HobbyistRust/cargo-sysroot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHobbyistRust%2Fcargo-sysroot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHobbyistRust%2Fcargo-sysroot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2872480615531a5b7162465f83953c24651efcbc
[INFO] checking HobbyistRust/cargo-sysroot against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHobbyistRust%2Fcargo-sysroot" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HobbyistRust/cargo-sysroot on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HobbyistRust/cargo-sysroot
[INFO] finished tweaking git repo https://github.com/HobbyistRust/cargo-sysroot
[INFO] tweaked toml for git repo https://github.com/HobbyistRust/cargo-sysroot written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/HobbyistRust/cargo-sysroot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] d567c173722031058ee4b633dce63f86ae57d3c987b153c405ffa72b3dacd2bb
[INFO] running `Command { std: "docker" "start" "-a" "d567c173722031058ee4b633dce63f86ae57d3c987b153c405ffa72b3dacd2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d567c173722031058ee4b633dce63f86ae57d3c987b153c405ffa72b3dacd2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d567c173722031058ee4b633dce63f86ae57d3c987b153c405ffa72b3dacd2bb", kill_on_drop: false }`
[INFO] [stdout] d567c173722031058ee4b633dce63f86ae57d3c987b153c405ffa72b3dacd2bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cef9125f6fae6bb12763f74873b11b3adb10408762e1f3443d78cd926f4f584
[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" "5cef9125f6fae6bb12763f74873b11b3adb10408762e1f3443d78cd926f4f584", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]     Checking cargo-toml2 v1.3.2
[INFO] [stderr]     Checking cargo-sysroot v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.93s
[INFO] running `Command { std: "docker" "inspect" "5cef9125f6fae6bb12763f74873b11b3adb10408762e1f3443d78cd926f4f584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cef9125f6fae6bb12763f74873b11b3adb10408762e1f3443d78cd926f4f584", kill_on_drop: false }`
[INFO] [stdout] 5cef9125f6fae6bb12763f74873b11b3adb10408762e1f3443d78cd926f4f584
