[INFO] fetching crate lcg-rand 1.0.0...
[INFO] checking lcg-rand-1.0.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate lcg-rand 1.0.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate lcg-rand 1.0.0
[INFO] finished tweaking crates.io crate lcg-rand 1.0.0
[INFO] tweaked toml for crates.io crate lcg-rand 1.0.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lcg-rand 1.0.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c1745a886b2469073c93d5b1ec0a4bc9ea258bb639bbd0c21eadc629d639007
[INFO] running `Command { std: "docker" "start" "-a" "8c1745a886b2469073c93d5b1ec0a4bc9ea258bb639bbd0c21eadc629d639007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c1745a886b2469073c93d5b1ec0a4bc9ea258bb639bbd0c21eadc629d639007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c1745a886b2469073c93d5b1ec0a4bc9ea258bb639bbd0c21eadc629d639007", kill_on_drop: false }`
[INFO] [stdout] 8c1745a886b2469073c93d5b1ec0a4bc9ea258bb639bbd0c21eadc629d639007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c714d296c56689552d31d3bee7e0364ee968685756570eb8805a829589b11da0
[INFO] running `Command { std: "docker" "start" "-a" "c714d296c56689552d31d3bee7e0364ee968685756570eb8805a829589b11da0", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Checking lcg-rand v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:78:31
[INFO] [stdout]    |
[INFO] [stdout] 78 |         pub fn choose<'a, T>(&'a mut self, v: &'a [T]) -> &T {
[INFO] [stdout]    |                               ^^               ^^         -- the same lifetime is elided here
[INFO] [stdout]    |                               |                |
[INFO] [stdout]    |                               |                the lifetime is named here
[INFO] [stdout]    |                               the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 78 |         pub fn choose<'a, T>(&'a mut self, v: &'a [T]) -> &'a T {
[INFO] [stdout]    |                                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:78:31
[INFO] [stdout]    |
[INFO] [stdout] 78 |         pub fn choose<'a, T>(&'a mut self, v: &'a [T]) -> &T {
[INFO] [stdout]    |                               ^^               ^^         -- the same lifetime is elided here
[INFO] [stdout]    |                               |                |
[INFO] [stdout]    |                               |                the lifetime is named here
[INFO] [stdout]    |                               the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 78 |         pub fn choose<'a, T>(&'a mut self, v: &'a [T]) -> &'a T {
[INFO] [stdout]    |                                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "c714d296c56689552d31d3bee7e0364ee968685756570eb8805a829589b11da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c714d296c56689552d31d3bee7e0364ee968685756570eb8805a829589b11da0", kill_on_drop: false }`
[INFO] [stdout] c714d296c56689552d31d3bee7e0364ee968685756570eb8805a829589b11da0