[INFO] fetching crate libnail 0.4.0...
[INFO] checking libnail-0.4.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate libnail 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate libnail 0.4.0
[INFO] finished tweaking crates.io crate libnail 0.4.0
[INFO] tweaked toml for crates.io crate libnail 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libnail 0.4.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libnail 0.4.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 435b92ca75f87ba1c440c569fdde2fb1b27ede8a57547e4b86d2c94db1945ecc
[INFO] running `Command { std: "docker" "start" "-a" "435b92ca75f87ba1c440c569fdde2fb1b27ede8a57547e4b86d2c94db1945ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "435b92ca75f87ba1c440c569fdde2fb1b27ede8a57547e4b86d2c94db1945ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435b92ca75f87ba1c440c569fdde2fb1b27ede8a57547e4b86d2c94db1945ecc", kill_on_drop: false }`
[INFO] [stdout] 435b92ca75f87ba1c440c569fdde2fb1b27ede8a57547e4b86d2c94db1945ecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdf57d7b65dfe09f94b9d844e9be94fa98279ad0a78d4f236daa9a94fb330619
[INFO] running `Command { std: "docker" "start" "-a" "fdf57d7b65dfe09f94b9d844e9be94fa98279ad0a78d4f236daa9a94fb330619", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling cc v1.1.1
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking buffer-redux v1.0.1
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.5
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]    Compiling ctor-proc-macro v0.0.5
[INFO] [stderr]     Checking colored v3.0.0
[INFO] [stderr]     Checking dtor v0.0.5
[INFO] [stderr]     Checking ctor v0.4.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking is-terminal v0.4.15
[INFO] [stderr]    Compiling assert2-macros v0.3.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.3.1
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking color-backtrace v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]     Checking assert2 v0.3.15
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking seq_io v0.3.2
[INFO] [stderr]     Checking libnail v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]     --> src/align/structs/dp_matrix.rs:1320:34
[INFO] [stdout]      |
[INFO] [stdout] 1320 |             .flat_map(|(&a, &b)| ((a + 1)..b))
[INFO] [stdout]      |                                  ^          ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1320 -             .flat_map(|(&a, &b)| ((a + 1)..b))
[INFO] [stdout] 1320 +             .flat_map(|(&a, &b)| (a + 1)..b )
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/align/structs/cloud.rs:385:17
[INFO] [stdout]     |
[INFO] [stdout] 385 |     pub fn iter(&self) -> std::slice::Iter<Bound> {
[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] 385 |     pub fn iter(&self) -> std::slice::Iter<'_, Bound> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BOUNDS_D_1` is never used
[INFO] [stdout]     --> src/align/structs/cloud.rs:1428:15
[INFO] [stdout]      |
[INFO] [stdout] 1428 |     pub const BOUNDS_D_1: [ArraySeqMajorBound; 5] = [
[INFO] [stdout]      |               ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BOUNDS_D_2` is never used
[INFO] [stdout]     --> src/align/structs/cloud.rs:1450:15
[INFO] [stdout]      |
[INFO] [stdout] 1450 |     pub const BOUNDS_D_2: [ArraySeqMajorBound; 5] = [
[INFO] [stdout]      |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BOUNDS_D_MERGE` is never used
[INFO] [stdout]     --> src/align/structs/cloud.rs:1472:15
[INFO] [stdout]      |
[INFO] [stdout] 1472 |     pub const BOUNDS_D_MERGE: [ArraySeqMajorBound; 17] = [
[INFO] [stdout]      |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/align/structs/cloud.rs:385:17
[INFO] [stdout]     |
[INFO] [stdout] 385 |     pub fn iter(&self) -> std::slice::Iter<Bound> {
[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] 385 |     pub fn iter(&self) -> std::slice::Iter<'_, Bound> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.12s
[INFO] running `Command { std: "docker" "inspect" "fdf57d7b65dfe09f94b9d844e9be94fa98279ad0a78d4f236daa9a94fb330619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdf57d7b65dfe09f94b9d844e9be94fa98279ad0a78d4f236daa9a94fb330619", kill_on_drop: false }`
[INFO] [stdout] fdf57d7b65dfe09f94b9d844e9be94fa98279ad0a78d4f236daa9a94fb330619
