[INFO] fetching crate box-bin 0.3.1...
[INFO] documenting box-bin-0.3.1 against 1.70.0 for beta-1.71-rustdoc-1
[INFO] extracting crate box-bin 0.3.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate box-bin 0.3.1 on toolchain 1.70.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.70.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate box-bin 0.3.1
[INFO] finished tweaking crates.io crate box-bin 0.3.1
[INFO] tweaked toml for crates.io crate box-bin 0.3.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate box-bin 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.70.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded zstd-safe v3.1.0+zstd.1.4.9
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[INFO] [stderr]   Downloaded unic-ucd-normal v0.9.0
[INFO] [stderr]   Downloaded box-format v0.3.1
[INFO] [stderr]   Downloaded unic-ucd v0.9.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+1.70.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 998a810267fe56602b3836f5d4574170a3987c6054248535d2464d3753e1a734
[INFO] running `Command { std: "docker" "start" "-a" "998a810267fe56602b3836f5d4574170a3987c6054248535d2464d3753e1a734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "998a810267fe56602b3836f5d4574170a3987c6054248535d2464d3753e1a734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998a810267fe56602b3836f5d4574170a3987c6054248535d2464d3753e1a734", kill_on_drop: false }`
[INFO] [stdout] 998a810267fe56602b3836f5d4574170a3987c6054248535d2464d3753e1a734
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+1.70.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5e56c9e240a8a0b6518afd8372f70f61ab3ae7a665859818267debb00c41a45
[INFO] running `Command { std: "docker" "start" "-a" "d5e56c9e240a8a0b6518afd8372f70f61ab3ae7a665859818267debb00c41a45", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking unic-ucd-hangul v0.9.0
[INFO] [stderr]     Checking matches v0.1.8
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[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling zstd-safe v3.1.0+zstd.1.4.9
[INFO] [stderr]     Checking unic-ucd-category v0.9.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]    Compiling bitflags v1.2.1
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[INFO] [stderr]     Checking pin-project-lite v0.2.6
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[INFO] [stderr]    Compiling cc v1.0.67
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[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling box-bin v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking relative-path v1.3.2
[INFO] [stderr]     Checking regex-automata v0.1.9
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[INFO] [stderr]    Compiling zstd-sys v1.5.0+zstd.1.4.9
[INFO] [stderr]    Compiling lzma-sys v0.1.17
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[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking thiserror v1.0.24
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[INFO] [stderr]     Checking zstd v0.7.0+zstd.1.4.9
[INFO] [stderr]     Checking comde v0.2.2
[INFO] [stderr]  Documenting box-bin v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.49s
[INFO] running `Command { std: "docker" "inspect" "d5e56c9e240a8a0b6518afd8372f70f61ab3ae7a665859818267debb00c41a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e56c9e240a8a0b6518afd8372f70f61ab3ae7a665859818267debb00c41a45", kill_on_drop: false }`
[INFO] [stdout] d5e56c9e240a8a0b6518afd8372f70f61ab3ae7a665859818267debb00c41a45