[INFO] fetching crate roq-dec 0.1.0...
[INFO] checking roq-dec-0.1.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate roq-dec 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate roq-dec 0.1.0
[INFO] finished tweaking crates.io crate roq-dec 0.1.0
[INFO] tweaked toml for crates.io crate roq-dec 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate roq-dec 0.1.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76b954d33bd79ff21b653c609bf0f1503dc5ef4c0366014dc21fd9c3aca02f64
[INFO] running `Command { std: "docker" "start" "-a" "76b954d33bd79ff21b653c609bf0f1503dc5ef4c0366014dc21fd9c3aca02f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76b954d33bd79ff21b653c609bf0f1503dc5ef4c0366014dc21fd9c3aca02f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b954d33bd79ff21b653c609bf0f1503dc5ef4c0366014dc21fd9c3aca02f64", kill_on_drop: false }`
[INFO] [stdout] 76b954d33bd79ff21b653c609bf0f1503dc5ef4c0366014dc21fd9c3aca02f64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba3072ff8dcbcca8d037faf521cf79e60066e9affc5b877c3accc88c62475a4b
[INFO] running `Command { std: "docker" "start" "-a" "ba3072ff8dcbcca8d037faf521cf79e60066e9affc5b877c3accc88c62475a4b", kill_on_drop: false }`
[INFO] [stderr]     Checking roq-dec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/roq_dec.rs:491:22
[INFO] [stdout]     |
[INFO] [stdout] 491 |     pub fn read_next(&mut self) -> Result<RoqEvent<C>,RoqError> {
[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] 491 |     pub fn read_next(&mut self) -> Result<RoqEvent<'_, C>,RoqError> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/roq_dec.rs:491:22
[INFO] [stdout]     |
[INFO] [stdout] 491 |     pub fn read_next(&mut self) -> Result<RoqEvent<C>,RoqError> {
[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] 491 |     pub fn read_next(&mut self) -> Result<RoqEvent<'_, C>,RoqError> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba3072ff8dcbcca8d037faf521cf79e60066e9affc5b877c3accc88c62475a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba3072ff8dcbcca8d037faf521cf79e60066e9affc5b877c3accc88c62475a4b", kill_on_drop: false }`
[INFO] [stdout] ba3072ff8dcbcca8d037faf521cf79e60066e9affc5b877c3accc88c62475a4b