[INFO] fetching crate fscan 0.2.0...
[INFO] building fscan-0.2.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate fscan 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate fscan 0.2.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fscan 0.2.0
[INFO] finished tweaking crates.io crate fscan 0.2.0
[INFO] tweaked toml for crates.io crate fscan 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate fscan 0.2.0 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cb30638150d72d7bb90cb93264562b515c25d185fa1273cfb6d2ebf70433831
[INFO] running `Command { std: "docker" "start" "-a" "9cb30638150d72d7bb90cb93264562b515c25d185fa1273cfb6d2ebf70433831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cb30638150d72d7bb90cb93264562b515c25d185fa1273cfb6d2ebf70433831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cb30638150d72d7bb90cb93264562b515c25d185fa1273cfb6d2ebf70433831", kill_on_drop: false }`
[INFO] [stdout] 9cb30638150d72d7bb90cb93264562b515c25d185fa1273cfb6d2ebf70433831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4f016936225e199a27bacb3837103746a850d11ce0faaeab0ddfe175e09bf0e
[INFO] running `Command { std: "docker" "start" "-a" "f4f016936225e199a27bacb3837103746a850d11ce0faaeab0ddfe175e09bf0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling tabwriter v1.2.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling fscan v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/fscan/tree.rs:33:68
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn children<'a>(&'a self) -> Box<dyn iter::Iterator<Item = &FSNode> + 'a> {
[INFO] [stdout]    |                     -- lifetime `'a` declared here                 ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `Command { std: "docker" "inspect" "f4f016936225e199a27bacb3837103746a850d11ce0faaeab0ddfe175e09bf0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f016936225e199a27bacb3837103746a850d11ce0faaeab0ddfe175e09bf0e", kill_on_drop: false }`
[INFO] [stdout] f4f016936225e199a27bacb3837103746a850d11ce0faaeab0ddfe175e09bf0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37b62af51d351819f010cebf30fae44561cb7d9409ec1d10dce153c19eb55770
[INFO] running `Command { std: "docker" "start" "-a" "37b62af51d351819f010cebf30fae44561cb7d9409ec1d10dce153c19eb55770", kill_on_drop: false }`
[INFO] [stderr]    Compiling fscan v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/fscan/tree.rs:33:68
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn children<'a>(&'a self) -> Box<dyn iter::Iterator<Item = &FSNode> + 'a> {
[INFO] [stdout]    |                     -- lifetime `'a` declared here                 ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "37b62af51d351819f010cebf30fae44561cb7d9409ec1d10dce153c19eb55770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37b62af51d351819f010cebf30fae44561cb7d9409ec1d10dce153c19eb55770", kill_on_drop: false }`
[INFO] [stdout] 37b62af51d351819f010cebf30fae44561cb7d9409ec1d10dce153c19eb55770