[INFO] fetching crate twee-v3 0.2.1...
[INFO] checking twee-v3-0.2.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate twee-v3 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate twee-v3 0.2.1 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 twee-v3 0.2.1
[INFO] finished tweaking crates.io crate twee-v3 0.2.1
[INFO] tweaked toml for crates.io crate twee-v3 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate twee-v3 0.2.1 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-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] 67eb9ef606af3a5148512a2ce9f896050a75b2e7afb6a1f9c0983f9205a248d4
[INFO] running `Command { std: "docker" "start" "-a" "67eb9ef606af3a5148512a2ce9f896050a75b2e7afb6a1f9c0983f9205a248d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67eb9ef606af3a5148512a2ce9f896050a75b2e7afb6a1f9c0983f9205a248d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67eb9ef606af3a5148512a2ce9f896050a75b2e7afb6a1f9c0983f9205a248d4", kill_on_drop: false }`
[INFO] [stdout] 67eb9ef606af3a5148512a2ce9f896050a75b2e7afb6a1f9c0983f9205a248d4
[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] dc614998d532d768987adf2e6481efa604831ee53a88ba65d0b1021b43bf33c5
[INFO] running `Command { std: "docker" "start" "-a" "dc614998d532d768987adf2e6481efa604831ee53a88ba65d0b1021b43bf33c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking twee-v3 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/parser/passage.rs:56:51
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn parse_link_node<'a>(input: &'a str) -> IResult<&str, ContentNode<&str>> {
[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/parser/passage.rs:56:69
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn parse_link_node<'a>(input: &'a str) -> IResult<&str, ContentNode<&str>> {
[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/lib.rs:87:65
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn as_borrowed<'a>(&'a self, original: &'a str) -> Metadata<&str> {
[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/lib.rs:176:60
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn as_borrowed<'a>(&'a self, original: &'a str) -> Tag<&str> {
[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/lib.rs:210:68
[INFO] [stdout]     |
[INFO] [stdout] 210 |     fn as_borrowed<'a>(&'a self, original: &'a str) -> ContentNode<&str> {
[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/parser/passage.rs:56:51
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn parse_link_node<'a>(input: &'a str) -> IResult<&str, ContentNode<&str>> {
[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/parser/passage.rs:56:69
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn parse_link_node<'a>(input: &'a str) -> IResult<&str, ContentNode<&str>> {
[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/lib.rs:87:65
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn as_borrowed<'a>(&'a self, original: &'a str) -> Metadata<&str> {
[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/lib.rs:176:60
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn as_borrowed<'a>(&'a self, original: &'a str) -> Tag<&str> {
[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/lib.rs:210:68
[INFO] [stdout]     |
[INFO] [stdout] 210 |     fn as_borrowed<'a>(&'a self, original: &'a str) -> ContentNode<&str> {
[INFO] [stdout]     |                    -- lifetime `'a` declared here                  ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `Command { std: "docker" "inspect" "dc614998d532d768987adf2e6481efa604831ee53a88ba65d0b1021b43bf33c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc614998d532d768987adf2e6481efa604831ee53a88ba65d0b1021b43bf33c5", kill_on_drop: false }`
[INFO] [stdout] dc614998d532d768987adf2e6481efa604831ee53a88ba65d0b1021b43bf33c5