[INFO] fetching crate greg-tz 0.2.6...
[INFO] checking greg-tz-0.2.6 against master#42f4793e5a514858221b07ac379029d90353913e for pr-148952
[INFO] extracting crate greg-tz 0.2.6 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate greg-tz 0.2.6
[INFO] finished tweaking crates.io crate greg-tz 0.2.6
[INFO] tweaked toml for crates.io crate greg-tz 0.2.6 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate greg-tz 0.2.6 on toolchain 42f4793e5a514858221b07ac379029d90353913e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate greg-tz 0.2.6 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" "+42f4793e5a514858221b07ac379029d90353913e" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded greg v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dd49421011ab67863d028953efb20b3fcd44c650711527c53df3470857ae62d
[INFO] running `Command { std: "docker" "start" "-a" "4dd49421011ab67863d028953efb20b3fcd44c650711527c53df3470857ae62d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dd49421011ab67863d028953efb20b3fcd44c650711527c53df3470857ae62d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd49421011ab67863d028953efb20b3fcd44c650711527c53df3470857ae62d", kill_on_drop: false }`
[INFO] [stdout] 4dd49421011ab67863d028953efb20b3fcd44c650711527c53df3470857ae62d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb5e164cf9b11e02f0e0da90622dc8ec7eb8d277084ee7aa9f562119eb9f7de2
[INFO] running `Command { std: "docker" "start" "-a" "fb5e164cf9b11e02f0e0da90622dc8ec7eb8d277084ee7aa9f562119eb9f7de2", kill_on_drop: false }`
[INFO] [stderr]     Checking greg v0.2.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling greg-tz v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> build.rs:53:28
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn offset_short_name(name: &str, offset: i64) -> 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] 53 | fn offset_short_name(name: &str, offset: i64) -> Cow<'_, str>  {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.35s
[INFO] running `Command { std: "docker" "inspect" "fb5e164cf9b11e02f0e0da90622dc8ec7eb8d277084ee7aa9f562119eb9f7de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb5e164cf9b11e02f0e0da90622dc8ec7eb8d277084ee7aa9f562119eb9f7de2", kill_on_drop: false }`
[INFO] [stdout] fb5e164cf9b11e02f0e0da90622dc8ec7eb8d277084ee7aa9f562119eb9f7de2