[INFO] fetching crate espim 0.1.1...
[INFO] documenting espim-0.1.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate espim 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate espim 0.1.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate espim 0.1.1
[INFO] finished tweaking crates.io crate espim 0.1.1
[INFO] tweaked toml for crates.io crate espim 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded podio v0.1.7
[INFO] [stderr]   Downloaded qstring v0.7.2
[INFO] [stderr]   Downloaded ureq v1.4.0
[INFO] [stderr]   Downloaded webpki-roots v0.20.0
[INFO] [stderr]   Downloaded bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]   Downloaded zip v0.5.6
[INFO] [stderr]   Downloaded chunked_transfer v1.2.0
[INFO] [stderr]   Downloaded bzip2 v0.3.3
[INFO] [stderr]   Downloaded zip-extract v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9808c21e17363ef5dbc5d2da6f92aa494e53d5bac792ab6b1093b86acca38c4d
[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" "9808c21e17363ef5dbc5d2da6f92aa494e53d5bac792ab6b1093b86acca38c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9808c21e17363ef5dbc5d2da6f92aa494e53d5bac792ab6b1093b86acca38c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9808c21e17363ef5dbc5d2da6f92aa494e53d5bac792ab6b1093b86acca38c4d", kill_on_drop: false }`
[INFO] [stdout] 9808c21e17363ef5dbc5d2da6f92aa494e53d5bac792ab6b1093b86acca38c4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50d98f4947fc66b31662d133ead8adc4be290f1ac1d4bb345d3edef8dba1e47f
[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" "50d98f4947fc66b31662d133ead8adc4be290f1ac1d4bb345d3edef8dba1e47f", kill_on_drop: false }`
[INFO] [stderr]     Checking chunked_transfer v1.2.0
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking zip-extract v0.1.0
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking ureq v1.4.0
[INFO] [stderr]  Documenting espim v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.06s
[INFO] running `Command { std: "docker" "inspect" "50d98f4947fc66b31662d133ead8adc4be290f1ac1d4bb345d3edef8dba1e47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d98f4947fc66b31662d133ead8adc4be290f1ac1d4bb345d3edef8dba1e47f", kill_on_drop: false }`
[INFO] [stdout] 50d98f4947fc66b31662d133ead8adc4be290f1ac1d4bb345d3edef8dba1e47f