[INFO] fetching crate sliderule 0.2.1...
[INFO] documenting sliderule-0.2.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate sliderule 0.2.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate sliderule 0.2.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sliderule 0.2.1
[INFO] finished tweaking crates.io crate sliderule 0.2.1
[INFO] tweaked toml for crates.io crate sliderule 0.2.1 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
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[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid v0.7.4
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7e647a3471e74fae023c635009e947b50137b4b578223ec5f73207c5368171b
[INFO] running `Command { std: "docker" "start" "-a" "d7e647a3471e74fae023c635009e947b50137b4b578223ec5f73207c5368171b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7e647a3471e74fae023c635009e947b50137b4b578223ec5f73207c5368171b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e647a3471e74fae023c635009e947b50137b4b578223ec5f73207c5368171b", kill_on_drop: false }`
[INFO] [stdout] d7e647a3471e74fae023c635009e947b50137b4b578223ec5f73207c5368171b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a55cdc6938005e9bca2cca54159d200035504714f66f5f2f561b54e846031855
[INFO] running `Command { std: "docker" "start" "-a" "a55cdc6938005e9bca2cca54159d200035504714f66f5f2f561b54e846031855", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking liquid-error v0.16.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling os_info v1.3.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking serde v1.0.127
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking globwalk v0.6.0
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[INFO] [stdout] error[E0597]: `version_regex` does not live long enough
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/os_info-1.3.3/src/linux/file_release.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |               version_regex
[INFO] [stdout]    |               -^^^^^^^^^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |  _____________borrowed value does not live long enough
[INFO] [stdout]    | |
[INFO] [stdout] 37 | |                 .captures_iter(&file_content)
[INFO] [stdout]    | |_____________________________________________- a temporary with access to the borrow is created here ...
[INFO] [stdout] ...
[INFO] [stdout] 41 |           } else {
[INFO] [stdout]    |           -
[INFO] [stdout]    |           |
[INFO] [stdout]    |           `version_regex` dropped here while still borrowed
[INFO] [stdout]    |           ... and the borrow might be used here, when that temporary is dropped and runs the destructor for type `regex::CaptureMatches<'_, '_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the temporary is part of an expression at the end of a block;
[INFO] [stdout]            consider forcing this temporary to be dropped sooner, before the block's local variables are dropped
[INFO] [stdout] help: for example, you could save the expression's value in a new local variable `x` and then make `x` be the expression at the end of the block
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let x = version_regex
[INFO] [stdout] 37 |                 .captures_iter(&file_content)
[INFO] [stdout] 38 |                 .next()
[INFO] [stdout] 39 |                 .and_then(|c| c.get(1))
[INFO] [stdout] 40 |                 .map(|v| v.as_str().trim_end().to_owned()); x
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0597`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `os_info` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a55cdc6938005e9bca2cca54159d200035504714f66f5f2f561b54e846031855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a55cdc6938005e9bca2cca54159d200035504714f66f5f2f561b54e846031855", kill_on_drop: false }`
[INFO] [stdout] a55cdc6938005e9bca2cca54159d200035504714f66f5f2f561b54e846031855
