[INFO] fetching crate fountain 0.1.12...
[INFO] checking fountain-0.1.12 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate fountain 0.1.12 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate fountain 0.1.12 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fountain 0.1.12
[INFO] finished tweaking crates.io crate fountain 0.1.12
[INFO] tweaked toml for crates.io crate fountain 0.1.12 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.5.2 (available: v0.7.6)
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding lexical-core v0.7.6 (available: v1.0.2)
[INFO] [stderr]       Adding nom v5.1.3 (available: v7.1.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d65f3ff97cf914ce3780b2665a9101615d3f9b67897417585192c14d73d4450
[INFO] running `Command { std: "docker" "start" "-a" "7d65f3ff97cf914ce3780b2665a9101615d3f9b67897417585192c14d73d4450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d65f3ff97cf914ce3780b2665a9101615d3f9b67897417585192c14d73d4450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d65f3ff97cf914ce3780b2665a9101615d3f9b67897417585192c14d73d4450", kill_on_drop: false }`
[INFO] [stdout] 7d65f3ff97cf914ce3780b2665a9101615d3f9b67897417585192c14d73d4450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08d34dbda7a3d4d50af03c5be71c2306d18b8e01adcb68734d0d3fa63cd8b6e2
[INFO] running `Command { std: "docker" "start" "-a" "08d34dbda7a3d4d50af03c5be71c2306d18b8e01adcb68734d0d3fa63cd8b6e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]     Checking fountain v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/parse.rs:113:80
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn titlepage_item<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&'a str, (&str, &str), E> {
[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] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/parse.rs:113:86
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn titlepage_item<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&'a str, (&str, &str), E> {
[INFO] [stdout]     |                   -- lifetime `'a` declared here                                     ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/parse.rs:113:80
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn titlepage_item<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&'a str, (&str, &str), E> {
[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] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/parse.rs:113:86
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn titlepage_item<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&'a str, (&str, &str), E> {
[INFO] [stdout]     |                   -- lifetime `'a` declared here                                     ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "08d34dbda7a3d4d50af03c5be71c2306d18b8e01adcb68734d0d3fa63cd8b6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d34dbda7a3d4d50af03c5be71c2306d18b8e01adcb68734d0d3fa63cd8b6e2", kill_on_drop: false }`
[INFO] [stdout] 08d34dbda7a3d4d50af03c5be71c2306d18b8e01adcb68734d0d3fa63cd8b6e2