[INFO] fetching crate checksum-tapestry 0.4.2...
[INFO] checking checksum-tapestry-0.4.2 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate checksum-tapestry 0.4.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate checksum-tapestry 0.4.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate checksum-tapestry 0.4.2
[INFO] tweaked toml for crates.io crate checksum-tapestry 0.4.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate checksum-tapestry 0.4.2 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate checksum-tapestry 0.4.2 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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8efda9d4c3d9a821eed6ecd5367ce03526c5e94792175e3ddfc34d96b2908594
[INFO] running `Command { std: "docker" "start" "-a" "8efda9d4c3d9a821eed6ecd5367ce03526c5e94792175e3ddfc34d96b2908594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8efda9d4c3d9a821eed6ecd5367ce03526c5e94792175e3ddfc34d96b2908594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8efda9d4c3d9a821eed6ecd5367ce03526c5e94792175e3ddfc34d96b2908594", kill_on_drop: false }`
[INFO] [stdout] 8efda9d4c3d9a821eed6ecd5367ce03526c5e94792175e3ddfc34d96b2908594
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f83c17aea94af3ad479082718a0cab05579c08d396a1eb5bbbffc48d946f89dd
[INFO] running `Command { std: "docker" "start" "-a" "f83c17aea94af3ad479082718a0cab05579c08d396a1eb5bbbffc48d946f89dd", kill_on_drop: false }`
[INFO] [stderr]     Checking checksum-tapestry v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/crc.rs:107:16
[INFO] [stdout]     |
[INFO] [stdout] 107 |         name: &'a str,
[INFO] [stdout]     |                ^^ the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 114 |     ) -> CRCConfiguration<u16> {
[INFO] [stdout]     |          --------------------- the same lifetime is hidden 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] 114 |     ) -> CRCConfiguration<'a, u16> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crc.rs:134:15
[INFO] [stdout]     |
[INFO] [stdout] 134 |         name: &str,
[INFO] [stdout]     |               ^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 141 |     ) -> CRCConfiguration<u32> {
[INFO] [stdout]     |          --------------------- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 141 |     ) -> CRCConfiguration<'_, u32> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/crc.rs:107:16
[INFO] [stdout]     |
[INFO] [stdout] 107 |         name: &'a str,
[INFO] [stdout]     |                ^^ the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 114 |     ) -> CRCConfiguration<u16> {
[INFO] [stdout]     |          --------------------- the same lifetime is hidden 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] 114 |     ) -> CRCConfiguration<'a, u16> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crc.rs:134:15
[INFO] [stdout]     |
[INFO] [stdout] 134 |         name: &str,
[INFO] [stdout]     |               ^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 141 |     ) -> CRCConfiguration<u32> {
[INFO] [stdout]     |          --------------------- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 141 |     ) -> CRCConfiguration<'_, u32> {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "f83c17aea94af3ad479082718a0cab05579c08d396a1eb5bbbffc48d946f89dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f83c17aea94af3ad479082718a0cab05579c08d396a1eb5bbbffc48d946f89dd", kill_on_drop: false }`
[INFO] [stdout] f83c17aea94af3ad479082718a0cab05579c08d396a1eb5bbbffc48d946f89dd
