[INFO] fetching crate hopper 0.4.2...
[INFO] testing hopper-0.4.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate hopper 0.4.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate hopper 0.4.2
[INFO] finished tweaking crates.io crate hopper 0.4.2
[INFO] tweaked toml for crates.io crate hopper 0.4.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hopper 0.4.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 72 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding criterion v0.2.11 (available: v0.7.0)
[INFO] [stderr]       Adding quickcheck v0.6.2 (available: v1.0.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cc43164b69b97faf3d37181f3a25250ca0ed5193b8ece89f9e6668ecd0d72e8
[INFO] running `Command { std: "docker" "start" "-a" "1cc43164b69b97faf3d37181f3a25250ca0ed5193b8ece89f9e6668ecd0d72e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cc43164b69b97faf3d37181f3a25250ca0ed5193b8ece89f9e6668ecd0d72e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cc43164b69b97faf3d37181f3a25250ca0ed5193b8ece89f9e6668ecd0d72e8", kill_on_drop: false }`
[INFO] [stdout] 1cc43164b69b97faf3d37181f3a25250ca0ed5193b8ece89f9e6668ecd0d72e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5135627fbb7752c22275dbf05ff3aa3f0baeb0114e6edec5285fc69b0e35200d
[INFO] running `Command { std: "docker" "start" "-a" "5135627fbb7752c22275dbf05ff3aa3f0baeb0114e6edec5285fc69b0e35200d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling hopper v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:162:14
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let sz = mem::size_of::<T>();
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:2:73
[INFO] [stdout]     |
[INFO] [stdout]   2 |         trivial_numeric_casts, unstable_features, unused_import_braces, unused_qualifications)]
[INFO] [stdout]     |                                                                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 162 -     let sz = mem::size_of::<T>();
[INFO] [stdout] 162 +     let sz = size_of::<T>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/receiver.rs:166:17
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn iter(&mut self) -> Iter<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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn iter(&mut self) -> Iter<'_, T> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/deque.rs:107:22
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn lock_back(&self) -> MutexGuard<BackGuardInner<S>> {
[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] 107 |     pub fn lock_back(&self) -> MutexGuard<'_, BackGuardInner<S>> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/deque.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn lock_front(&self) -> MutexGuard<FrontGuardInner> {
[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] 111 |     pub fn lock_front(&self) -> MutexGuard<'_, FrontGuardInner> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/deque.rs:187:22
[INFO] [stdout]     |
[INFO] [stdout] 187 |     pub fn lock_back(&self) -> MutexGuard<BackGuardInner<S>> {
[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] 187 |     pub fn lock_back(&self) -> MutexGuard<'_, BackGuardInner<S>> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/deque.rs:191:23
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn lock_front(&self) -> MutexGuard<FrontGuardInner> {
[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] 191 |     pub fn lock_front(&self) -> MutexGuard<'_, FrontGuardInner> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hopper` (lib) due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5135627fbb7752c22275dbf05ff3aa3f0baeb0114e6edec5285fc69b0e35200d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5135627fbb7752c22275dbf05ff3aa3f0baeb0114e6edec5285fc69b0e35200d", kill_on_drop: false }`
[INFO] [stdout] 5135627fbb7752c22275dbf05ff3aa3f0baeb0114e6edec5285fc69b0e35200d
