[INFO] fetching crate hopper 0.4.2... [INFO] testing hopper-0.4.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate hopper 0.4.2 into /workspace/builds/worker-7-tc1/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-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate hopper 0.4.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded remove_dir_all v0.5.3 [INFO] [stderr] Downloaded tempdir v0.3.7 [INFO] [stderr] Downloaded rdrand v0.4.0 [INFO] [stderr] Downloaded quickcheck v0.6.2 [INFO] [stderr] Downloaded rand_core v0.4.2 [INFO] [stderr] Downloaded rand_core v0.3.1 [INFO] [stderr] Downloaded rand v0.4.6 [INFO] [stderr] Downloaded textwrap v0.11.0 [INFO] [stderr] Downloaded hermit-abi v0.1.19 [INFO] [stderr] Downloaded winapi-util v0.1.11 [INFO] [stderr] Downloaded bincode v1.3.3 [INFO] [stderr] Downloaded cast v0.2.7 [INFO] [stderr] Downloaded semver v1.0.27 [INFO] [stderr] Downloaded itertools v0.8.2 [INFO] [stderr] Downloaded rayon-core v1.13.0 [INFO] [stderr] Downloaded flate2 v1.1.5 [INFO] [stderr] Downloaded aho-corasick v1.1.4 [INFO] [stderr] Downloaded criterion v0.2.11 [INFO] [stderr] Downloaded rayon v1.11.0 [INFO] [stderr] Downloaded regex v1.12.2 [INFO] [stderr] Downloaded crc32fast v1.5.0 [INFO] [stderr] Downloaded clap v2.34.0 [INFO] [stderr] Downloaded env_logger v0.5.13 [INFO] [stderr] Downloaded num-traits v0.2.19 [INFO] [stderr] Downloaded cloudabi v0.0.3 [INFO] [stderr] Downloaded unicode-width v0.1.14 [INFO] [stderr] Downloaded rand_os v0.1.3 [INFO] [stderr] Downloaded criterion-plot v0.3.1 [INFO] [stderr] Downloaded csv-core v0.1.13 [INFO] [stderr] Downloaded regex-syntax v0.8.8 [INFO] [stderr] Downloaded bitflags v1.3.2 [INFO] [stderr] Downloaded either v1.15.0 [INFO] [stderr] Downloaded cfg-if v1.0.4 [INFO] [stderr] Downloaded simd-adler32 v0.3.7 [INFO] [stderr] Downloaded termcolor v1.4.1 [INFO] [stderr] Downloaded rustc_version v0.4.1 [INFO] [stderr] Downloaded lazy_static v1.5.0 [INFO] [stderr] Downloaded autocfg v1.5.0 [INFO] [stderr] Downloaded byteorder v1.5.0 [INFO] [stderr] Downloaded humantime v1.3.0 [INFO] [stderr] Downloaded rand_xoshiro v0.1.0 [INFO] [stderr] Downloaded atty v0.2.14 [INFO] [stderr] Downloaded quick-error v1.2.3 [INFO] [stderr] Downloaded fuchsia-cprng v0.1.1 [INFO] [stderr] Downloaded regex-automata v0.4.13 [INFO] [stderr] Downloaded csv v1.4.0 [INFO] [stderr] Downloaded winapi v0.3.9 [INFO] [stderr] Downloaded windows-sys v0.61.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 37bcb4d1999c38fdb7f6b22a6657c668827ddb00c03dbab4a543fac62451358e [INFO] running `Command { std: "docker" "start" "-a" "37bcb4d1999c38fdb7f6b22a6657c668827ddb00c03dbab4a543fac62451358e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "37bcb4d1999c38fdb7f6b22a6657c668827ddb00c03dbab4a543fac62451358e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37bcb4d1999c38fdb7f6b22a6657c668827ddb00c03dbab4a543fac62451358e", kill_on_drop: false }` [INFO] [stdout] 37bcb4d1999c38fdb7f6b22a6657c668827ddb00c03dbab4a543fac62451358e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 494ce5bce8f3a15664dc1d4cddedc83eab2991d56ef30b3212532d5469605a43 [INFO] running `Command { std: "docker" "start" "-a" "494ce5bce8f3a15664dc1d4cddedc83eab2991d56ef30b3212532d5469605a43", 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 cfg-if v1.0.4 [INFO] [stderr] Compiling simd-adler32 v0.3.7 [INFO] [stderr] Compiling adler2 v2.0.1 [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::(); [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::(); [INFO] [stdout] 162 + let sz = size_of::(); [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 { [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> { [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> { [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 { [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> { [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> { [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 { [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" "494ce5bce8f3a15664dc1d4cddedc83eab2991d56ef30b3212532d5469605a43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "494ce5bce8f3a15664dc1d4cddedc83eab2991d56ef30b3212532d5469605a43", kill_on_drop: false }` [INFO] [stdout] 494ce5bce8f3a15664dc1d4cddedc83eab2991d56ef30b3212532d5469605a43