[INFO] fetching crate unixstring 0.2.7...
[INFO] checking unixstring-0.2.7 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate unixstring 0.2.7 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate unixstring 0.2.7
[INFO] finished tweaking crates.io crate unixstring 0.2.7
[INFO] tweaked toml for crates.io crate unixstring 0.2.7 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unixstring 0.2.7 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate unixstring 0.2.7 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1dc33b9fdae87461104f3bf2985b9d382067235c5c8e88bc06bcd128ca3fbbf
[INFO] running `Command { std: "docker" "start" "-a" "c1dc33b9fdae87461104f3bf2985b9d382067235c5c8e88bc06bcd128ca3fbbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1dc33b9fdae87461104f3bf2985b9d382067235c5c8e88bc06bcd128ca3fbbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1dc33b9fdae87461104f3bf2985b9d382067235c5c8e88bc06bcd128ca3fbbf", kill_on_drop: false }`
[INFO] [stdout] c1dc33b9fdae87461104f3bf2985b9d382067235c5c8e88bc06bcd128ca3fbbf
[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=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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a80b6ff5ed49aacc180c5f99fccf2e14f7ca3f440a61c0271c4e5bcb1348f54
[INFO] running `Command { std: "docker" "start" "-a" "6a80b6ff5ed49aacc180c5f99fccf2e14f7ca3f440a61c0271c4e5bcb1348f54", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]     Checking unixstring v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unix_string.rs:349:28
[INFO] [stdout]     |
[INFO] [stdout] 349 |     pub fn to_string_lossy(&self) -> Cow<str> {
[INFO] [stdout]     |                            ^^^^^     -------- the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 349 |     pub fn to_string_lossy(&self) -> Cow<'_, str> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/unix_string.rs:349:28
[INFO] [stdout]     |
[INFO] [stdout] 349 |     pub fn to_string_lossy(&self) -> Cow<str> {
[INFO] [stdout]     |                            ^^^^^     -------- the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 349 |     pub fn to_string_lossy(&self) -> Cow<'_, str> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "6a80b6ff5ed49aacc180c5f99fccf2e14f7ca3f440a61c0271c4e5bcb1348f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a80b6ff5ed49aacc180c5f99fccf2e14f7ca3f440a61c0271c4e5bcb1348f54", kill_on_drop: false }`
[INFO] [stdout] 6a80b6ff5ed49aacc180c5f99fccf2e14f7ca3f440a61c0271c4e5bcb1348f54