[INFO] fetching crate docuum 0.16.0...
[INFO] checking docuum-0.16.0 against beta for pr-78714
[INFO] extracting crate docuum 0.16.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate docuum 0.16.0 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 crates.io crate docuum 0.16.0
[INFO] finished tweaking crates.io crate docuum 0.16.0
[INFO] tweaked toml for crates.io crate docuum 0.16.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate docuum 0.16.0 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-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 5b1759ff8003e57b62fa99bcde7e2d602bc87343106aaa8c0a09c12471cf74e8
[INFO] running `Command { std: "docker" "start" "-a" "5b1759ff8003e57b62fa99bcde7e2d602bc87343106aaa8c0a09c12471cf74e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b1759ff8003e57b62fa99bcde7e2d602bc87343106aaa8c0a09c12471cf74e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b1759ff8003e57b62fa99bcde7e2d602bc87343106aaa8c0a09c12471cf74e8", kill_on_drop: false }`
[INFO] [stdout] 5b1759ff8003e57b62fa99bcde7e2d602bc87343106aaa8c0a09c12471cf74e8
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8de42d4a75802d38f19e9165bcc736abc0859755cf14a3978557aa9132a30538
[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" "8de42d4a75802d38f19e9165bcc736abc0859755cf14a3978557aa9132a30538", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking byte-unit v3.1.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking docuum v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.61s
[INFO] running `Command { std: "docker" "inspect" "8de42d4a75802d38f19e9165bcc736abc0859755cf14a3978557aa9132a30538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8de42d4a75802d38f19e9165bcc736abc0859755cf14a3978557aa9132a30538", kill_on_drop: false }`
[INFO] [stdout] 8de42d4a75802d38f19e9165bcc736abc0859755cf14a3978557aa9132a30538