[INFO] fetching crate one-stack-vec 0.5.1... [INFO] building one-stack-vec-0.5.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] extracting crate one-stack-vec 0.5.1 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate one-stack-vec 0.5.1 [INFO] finished tweaking crates.io crate one-stack-vec 0.5.1 [INFO] tweaked toml for crates.io crate one-stack-vec 0.5.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate one-stack-vec 0.5.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] abe68a0b47402e6e8717b189ab3d6aba58764483a0ac5d4efa09b2db5ecc2c28 [INFO] running `Command { std: "docker" "start" "-a" "abe68a0b47402e6e8717b189ab3d6aba58764483a0ac5d4efa09b2db5ecc2c28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "abe68a0b47402e6e8717b189ab3d6aba58764483a0ac5d4efa09b2db5ecc2c28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abe68a0b47402e6e8717b189ab3d6aba58764483a0ac5d4efa09b2db5ecc2c28", kill_on_drop: false }` [INFO] [stdout] abe68a0b47402e6e8717b189ab3d6aba58764483a0ac5d4efa09b2db5ecc2c28 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a633e4c15128d2ec056c68eee12b30b445f1193ef7ebf1810e529f3a1e71fcb [INFO] running `Command { std: "docker" "start" "-a" "8a633e4c15128d2ec056c68eee12b30b445f1193ef7ebf1810e529f3a1e71fcb", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling one-stack-vec v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | mem::replace(inner, Some((item, Vec::new()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = mem::replace(inner, Some((item, Vec::new()))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] running `Command { std: "docker" "inspect" "8a633e4c15128d2ec056c68eee12b30b445f1193ef7ebf1810e529f3a1e71fcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a633e4c15128d2ec056c68eee12b30b445f1193ef7ebf1810e529f3a1e71fcb", kill_on_drop: false }` [INFO] [stdout] 8a633e4c15128d2ec056c68eee12b30b445f1193ef7ebf1810e529f3a1e71fcb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08497e10ef08329ae33624f325c619b3f1ba1a7a76a1b6bed63268fc21984a9d [INFO] running `Command { std: "docker" "start" "-a" "08497e10ef08329ae33624f325c619b3f1ba1a7a76a1b6bed63268fc21984a9d", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling one-stack-vec v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | mem::replace(inner, Some((item, Vec::new()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = mem::replace(inner, Some((item, Vec::new()))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:217:17 [INFO] [stdout] | [INFO] [stdout] 217 | let mut tmp_vec = $crate::OneStackVec::new(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 233 | let item1: OneStackVec = one_stack_vec![]; [INFO] [stdout] | ---------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `one_stack_vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:217:17 [INFO] [stdout] | [INFO] [stdout] 217 | let mut tmp_vec = $crate::OneStackVec::new(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 234 | let item2: OneStackVec = one_stack_vec![]; [INFO] [stdout] | ---------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `one_stack_vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:217:17 [INFO] [stdout] | [INFO] [stdout] 217 | let mut tmp_vec = $crate::OneStackVec::new(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 238 | let item2 = one_stack_vec![]; [INFO] [stdout] | ---------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `one_stack_vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:217:17 [INFO] [stdout] | [INFO] [stdout] 217 | let mut tmp_vec = $crate::OneStackVec::new(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 262 | let vec: OneStackVec = one_stack_vec![]; [INFO] [stdout] | ---------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `one_stack_vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | mem::replace(inner, Some((item, Vec::new()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = mem::replace(inner, Some((item, Vec::new()))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "08497e10ef08329ae33624f325c619b3f1ba1a7a76a1b6bed63268fc21984a9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08497e10ef08329ae33624f325c619b3f1ba1a7a76a1b6bed63268fc21984a9d", kill_on_drop: false }` [INFO] [stdout] 08497e10ef08329ae33624f325c619b3f1ba1a7a76a1b6bed63268fc21984a9d