[INFO] fetching crate mdpage 0.1.3...
[INFO] checking mdpage-0.1.3 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate mdpage 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mdpage 0.1.3 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdpage 0.1.3
[INFO] finished tweaking crates.io crate mdpage 0.1.3
[INFO] tweaked toml for crates.io crate mdpage 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate mdpage 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded handlebars v3.0.0-beta.6
[INFO] [stderr]   Downloaded voca_rs v1.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c65ca3e3690b27fa7b336418048ff25b00e3ed75bdba98330806dd5cb04d3bf0
[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" "c65ca3e3690b27fa7b336418048ff25b00e3ed75bdba98330806dd5cb04d3bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c65ca3e3690b27fa7b336418048ff25b00e3ed75bdba98330806dd5cb04d3bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c65ca3e3690b27fa7b336418048ff25b00e3ed75bdba98330806dd5cb04d3bf0", kill_on_drop: false }`
[INFO] [stdout] c65ca3e3690b27fa7b336418048ff25b00e3ed75bdba98330806dd5cb04d3bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22f05390af1f48e4791577ccc1cfc92a6873f0d9c29527ef026e3727b5e83cb6
[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" "22f05390af1f48e4791577ccc1cfc92a6873f0d9c29527ef026e3727b5e83cb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling pest v2.1.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking stfu8 v0.2.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking voca_rs v1.9.1
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]     Checking comrak v0.6.2
[INFO] [stderr]    Compiling structopt-derive v0.4.0
[INFO] [stderr]     Checking structopt v0.3.7
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking handlebars v3.0.0-beta.6
[INFO] [stderr]     Checking mdpage v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.92s
[INFO] running `Command { std: "docker" "inspect" "22f05390af1f48e4791577ccc1cfc92a6873f0d9c29527ef026e3727b5e83cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f05390af1f48e4791577ccc1cfc92a6873f0d9c29527ef026e3727b5e83cb6", kill_on_drop: false }`
[INFO] [stdout] 22f05390af1f48e4791577ccc1cfc92a6873f0d9c29527ef026e3727b5e83cb6