[INFO] fetching crate vecset 0.0.3...
[INFO] checking vecset-0.0.3 against try#1463461488056994d1b84e8b752e7c11c7fae7aa for pr-154205
[INFO] extracting crate vecset 0.0.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate vecset 0.0.3
[INFO] finished tweaking crates.io crate vecset 0.0.3
[INFO] tweaked toml for crates.io crate vecset 0.0.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vecset 0.0.3 on toolchain 1463461488056994d1b84e8b752e7c11c7fae7aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vecset 0.0.3 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" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f44ad009901ecbcdf76d5341c6e2ab828f53b7073a199ae49ae63978438b547a
[INFO] running `Command { std: "docker" "start" "-a" "f44ad009901ecbcdf76d5341c6e2ab828f53b7073a199ae49ae63978438b547a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f44ad009901ecbcdf76d5341c6e2ab828f53b7073a199ae49ae63978438b547a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44ad009901ecbcdf76d5341c6e2ab828f53b7073a199ae49ae63978438b547a", kill_on_drop: false }`
[INFO] [stdout] f44ad009901ecbcdf76d5341c6e2ab828f53b7073a199ae49ae63978438b547a
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c57ae65f7729f076aa7b8d411e417a55b45f611e897f9d99d941bd7cbfb40c0
[INFO] running `Command { std: "docker" "start" "-a" "3c57ae65f7729f076aa7b8d411e417a55b45f611e897f9d99d941bd7cbfb40c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking vecset v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/keyed.rs:1025:18
[INFO] [stdout]      |
[INFO] [stdout] 1025 |     pub fn entry(&mut self, key: K) -> Entry<K, V> {
[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] 1025 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]      |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/keyed.rs:1054:9
[INFO] [stdout]      |
[INFO] [stdout] 1054 |         &mut self,
[INFO] [stdout]      |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 1057 |     ) -> Entry<K, V> {
[INFO] [stdout]      |          ^^^^^^^^^^^ 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] 1057 |     ) -> Entry<'_, K, V> {
[INFO] [stdout]      |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:859:18
[INFO] [stdout]     |
[INFO] [stdout] 859 |     pub fn entry(&mut self, key: K) -> Entry<K, V> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 859 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/set.rs:782:18
[INFO] [stdout]     |
[INFO] [stdout] 782 |     pub fn entry(&mut self, value: T) -> Entry<T> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 782 |     pub fn entry(&mut self, value: T) -> Entry<'_, T> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/set.rs:815:9
[INFO] [stdout]     |
[INFO] [stdout] 815 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 818 |     ) -> Entry<T> {
[INFO] [stdout]     |          ^^^^^^^^ 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] 818 |     ) -> Entry<'_, T> {
[INFO] [stdout]     |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_test v1.0.176
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/keyed.rs:1025:18
[INFO] [stdout]      |
[INFO] [stdout] 1025 |     pub fn entry(&mut self, key: K) -> Entry<K, V> {
[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] 1025 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]      |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/keyed.rs:1054:9
[INFO] [stdout]      |
[INFO] [stdout] 1054 |         &mut self,
[INFO] [stdout]      |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 1057 |     ) -> Entry<K, V> {
[INFO] [stdout]      |          ^^^^^^^^^^^ 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] 1057 |     ) -> Entry<'_, K, V> {
[INFO] [stdout]      |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:859:18
[INFO] [stdout]     |
[INFO] [stdout] 859 |     pub fn entry(&mut self, key: K) -> Entry<K, V> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 859 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/set.rs:782:18
[INFO] [stdout]     |
[INFO] [stdout] 782 |     pub fn entry(&mut self, value: T) -> Entry<T> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 782 |     pub fn entry(&mut self, value: T) -> Entry<'_, T> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/set.rs:815:9
[INFO] [stdout]     |
[INFO] [stdout] 815 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 818 |     ) -> Entry<T> {
[INFO] [stdout]     |          ^^^^^^^^ 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] 818 |     ) -> Entry<'_, T> {
[INFO] [stdout]     |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "3c57ae65f7729f076aa7b8d411e417a55b45f611e897f9d99d941bd7cbfb40c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c57ae65f7729f076aa7b8d411e417a55b45f611e897f9d99d941bd7cbfb40c0", kill_on_drop: false }`
[INFO] [stdout] 3c57ae65f7729f076aa7b8d411e417a55b45f611e897f9d99d941bd7cbfb40c0