[INFO] fetching crate roulette-wheel 0.2.2...
[INFO] checking roulette-wheel-0.2.2 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate roulette-wheel 0.2.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate roulette-wheel 0.2.2 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 crates.io crate roulette-wheel 0.2.2
[INFO] finished tweaking crates.io crate roulette-wheel 0.2.2
[INFO] tweaked toml for crates.io crate roulette-wheel 0.2.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 845d80a633fe064d2c7db5faa4dea6265abc3cbd0f3df4ec7da6338e5d23a7a3
[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" "845d80a633fe064d2c7db5faa4dea6265abc3cbd0f3df4ec7da6338e5d23a7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "845d80a633fe064d2c7db5faa4dea6265abc3cbd0f3df4ec7da6338e5d23a7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "845d80a633fe064d2c7db5faa4dea6265abc3cbd0f3df4ec7da6338e5d23a7a3", kill_on_drop: false }`
[INFO] [stdout] 845d80a633fe064d2c7db5faa4dea6265abc3cbd0f3df4ec7da6338e5d23a7a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] b8a4fc82537aa5eeea3da81dcbcfb37ce69abda6024fe839ba841f6edec46f23
[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" "b8a4fc82537aa5eeea3da81dcbcfb37ce69abda6024fe839ba841f6edec46f23", kill_on_drop: false }`
[INFO] [stderr]     Checking roulette-wheel v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "b8a4fc82537aa5eeea3da81dcbcfb37ce69abda6024fe839ba841f6edec46f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a4fc82537aa5eeea3da81dcbcfb37ce69abda6024fe839ba841f6edec46f23", kill_on_drop: false }`
[INFO] [stdout] b8a4fc82537aa5eeea3da81dcbcfb37ce69abda6024fe839ba841f6edec46f23
