[INFO] fetching crate ptt 0.7.0...
[INFO] checking ptt-0.7.0 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] extracting crate ptt 0.7.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ptt 0.7.0 on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ptt 0.7.0
[INFO] finished tweaking crates.io crate ptt 0.7.0
[INFO] tweaked toml for crates.io crate ptt 0.7.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate ptt 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shellexpand v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f20c4e1f2b56913b14c8911e77c3521f533c063442498ab20e5470879125f42
[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" "0f20c4e1f2b56913b14c8911e77c3521f533c063442498ab20e5470879125f42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f20c4e1f2b56913b14c8911e77c3521f533c063442498ab20e5470879125f42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f20c4e1f2b56913b14c8911e77c3521f533c063442498ab20e5470879125f42", kill_on_drop: false }`
[INFO] [stdout] 0f20c4e1f2b56913b14c8911e77c3521f533c063442498ab20e5470879125f42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] f0b7144cc6a7de4e0ea46ded26cbb50c23cbe7cfb151d294ed743e8e0db97291
[INFO] running `Command { std: "docker" "start" "-a" "f0b7144cc6a7de4e0ea46ded26cbb50c23cbe7cfb151d294ed743e8e0db97291", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking shellexpand v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking ptt v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.35s
[INFO] running `Command { std: "docker" "inspect" "f0b7144cc6a7de4e0ea46ded26cbb50c23cbe7cfb151d294ed743e8e0db97291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b7144cc6a7de4e0ea46ded26cbb50c23cbe7cfb151d294ed743e8e0db97291", kill_on_drop: false }`
[INFO] [stdout] f0b7144cc6a7de4e0ea46ded26cbb50c23cbe7cfb151d294ed743e8e0db97291