[INFO] fetching crate dlist 0.1.4...
[INFO] checking dlist-0.1.4 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate dlist 0.1.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate dlist 0.1.4
[INFO] finished tweaking crates.io crate dlist 0.1.4
[INFO] tweaked toml for crates.io crate dlist 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dlist 0.1.4 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding lipsum v0.7.0 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb85c82367a0c0c04b4752fe259f40bc848c3b512d6401d233be5b6c1aa74404
[INFO] running `Command { std: "docker" "start" "-a" "bb85c82367a0c0c04b4752fe259f40bc848c3b512d6401d233be5b6c1aa74404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb85c82367a0c0c04b4752fe259f40bc848c3b512d6401d233be5b6c1aa74404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb85c82367a0c0c04b4752fe259f40bc848c3b512d6401d233be5b6c1aa74404", kill_on_drop: false }`
[INFO] [stdout] bb85c82367a0c0c04b4752fe259f40bc848c3b512d6401d233be5b6c1aa74404
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] befa44def2ac069e80bfbdd9f830d02465e2500c06dc123a0e4b0d548f73a956
[INFO] running `Command { std: "docker" "start" "-a" "befa44def2ac069e80bfbdd9f830d02465e2500c06dc123a0e4b0d548f73a956", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking dlist v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/distance_list.rs:55:25
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_by_index(&self, index: usize) -> Option<ItemInfo<V, M::Measure>> {
[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] 55 |     pub fn get_by_index(&self, index: usize) -> Option<ItemInfo<'_, V, M::Measure>> {
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/distance_list.rs:62:28
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn get_by_distance(&self, distance: M::Measure) -> Option<ItemInfo<V, M::Measure>> {
[INFO] [stdout]    |                            ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn get_by_distance(&self, distance: M::Measure) -> Option<ItemInfo<'_, V, M::Measure>> {
[INFO] [stdout]    |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking lipsum v0.7.0
[INFO] [stdout] warning: struct `MeasurerU32` is never constructed
[INFO] [stdout]   --> benches/dlist_bench.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct MeasurerU32;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MeasurerU64` is never constructed
[INFO] [stdout]   --> benches/dlist_bench.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct MeasurerU64;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MeasurerString` is never constructed
[INFO] [stdout]   --> benches/dlist_bench.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct MeasurerString;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MeasurerU32` is never constructed
[INFO] [stdout]  --> tests/get_by_distance_tests.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct MeasurerU32;
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/distance_list.rs:55:25
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_by_index(&self, index: usize) -> Option<ItemInfo<V, M::Measure>> {
[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] 55 |     pub fn get_by_index(&self, index: usize) -> Option<ItemInfo<'_, V, M::Measure>> {
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/distance_list.rs:62:28
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn get_by_distance(&self, distance: M::Measure) -> Option<ItemInfo<V, M::Measure>> {
[INFO] [stdout]    |                            ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn get_by_distance(&self, distance: M::Measure) -> Option<ItemInfo<'_, V, M::Measure>> {
[INFO] [stdout]    |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "befa44def2ac069e80bfbdd9f830d02465e2500c06dc123a0e4b0d548f73a956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "befa44def2ac069e80bfbdd9f830d02465e2500c06dc123a0e4b0d548f73a956", kill_on_drop: false }`
[INFO] [stdout] befa44def2ac069e80bfbdd9f830d02465e2500c06dc123a0e4b0d548f73a956
