[INFO] fetching crate mint-template-engine 1.2.0-rc.2...
[INFO] checking mint-template-engine-1.2.0-rc.2 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate mint-template-engine 1.2.0-rc.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mint-template-engine 1.2.0-rc.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 mint-template-engine 1.2.0-rc.2
[INFO] finished tweaking crates.io crate mint-template-engine 1.2.0-rc.2
[INFO] tweaked toml for crates.io crate mint-template-engine 1.2.0-rc.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate mint-template-engine 1.2.0-rc.2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 59d01e0b89e4e6adb3a1adc1d30a457a986cd4bc260a0c95a93e2d8710b6ce61
[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" "59d01e0b89e4e6adb3a1adc1d30a457a986cd4bc260a0c95a93e2d8710b6ce61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59d01e0b89e4e6adb3a1adc1d30a457a986cd4bc260a0c95a93e2d8710b6ce61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59d01e0b89e4e6adb3a1adc1d30a457a986cd4bc260a0c95a93e2d8710b6ce61", kill_on_drop: false }`
[INFO] [stdout] 59d01e0b89e4e6adb3a1adc1d30a457a986cd4bc260a0c95a93e2d8710b6ce61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e870c628fce0bf0316ce9b41c7f0c013539704b2e893f7fa51b02f39ec017930
[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" "e870c628fce0bf0316ce9b41c7f0c013539704b2e893f7fa51b02f39ec017930", kill_on_drop: false }`
[INFO] [stderr]     Checking mint-template-engine v1.2.0-rc.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "e870c628fce0bf0316ce9b41c7f0c013539704b2e893f7fa51b02f39ec017930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e870c628fce0bf0316ce9b41c7f0c013539704b2e893f7fa51b02f39ec017930", kill_on_drop: false }`
[INFO] [stdout] e870c628fce0bf0316ce9b41c7f0c013539704b2e893f7fa51b02f39ec017930
