[INFO] fetching crate cargo-cov 0.0.5...
[INFO] documenting cargo-cov-0.0.5 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate cargo-cov 0.0.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cargo-cov 0.0.5 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 cargo-cov 0.0.5
[INFO] finished tweaking crates.io crate cargo-cov 0.0.5
[INFO] tweaked toml for crates.io crate cargo-cov 0.0.5 written to /workspace/builds/worker-1/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]  Downloading crates ...
[INFO] [stderr]   Downloaded cov v0.0.5
[INFO] [stderr]   Downloaded shawshank v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0e3dfe81a576b1a25f02e3fe6766e6b8bfa0bf8fc9862a4e466933e650cd69e0
[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" "0e3dfe81a576b1a25f02e3fe6766e6b8bfa0bf8fc9862a4e466933e650cd69e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e3dfe81a576b1a25f02e3fe6766e6b8bfa0bf8fc9862a4e466933e650cd69e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3dfe81a576b1a25f02e3fe6766e6b8bfa0bf8fc9862a4e466933e650cd69e0", kill_on_drop: false }`
[INFO] [stdout] 0e3dfe81a576b1a25f02e3fe6766e6b8bfa0bf8fc9862a4e466933e650cd69e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f6739a500bdbea69b69ab40e26ed4516944a3169c686e44ccbd74c47ab67be9
[INFO] running `Command { std: "docker" "start" "-a" "4f6739a500bdbea69b69ab40e26ed4516944a3169c686e44ccbd74c47ab67be9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking unic-char-range v0.7.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking unic-common v0.7.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]    Compiling cargo-cov v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking open v1.4.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking unic-char-property v0.7.0
[INFO] [stderr]     Checking unic-ucd-version v0.7.0
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking shawshank v0.2.3
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking unic-ucd-segment v0.7.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking unic-segment v0.7.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]     Checking cov v0.0.5
[INFO] [stderr]  Documenting cargo-cov v0.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 b @ 0x30 ... 0x39 => Some((b - 0x30) as isize),
[INFO] [stdout]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 67 |     do_compare!(lhs, rhs)
[INFO] [stdout]    |     --------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.00s
[INFO] running `Command { std: "docker" "inspect" "4f6739a500bdbea69b69ab40e26ed4516944a3169c686e44ccbd74c47ab67be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6739a500bdbea69b69ab40e26ed4516944a3169c686e44ccbd74c47ab67be9", kill_on_drop: false }`
[INFO] [stdout] 4f6739a500bdbea69b69ab40e26ed4516944a3169c686e44ccbd74c47ab67be9