[INFO] fetching crate imbl 5.0.0... [INFO] checking imbl-5.0.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate imbl 5.0.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate imbl 5.0.0 [INFO] finished tweaking crates.io crate imbl 5.0.0 [INFO] tweaked toml for crates.io crate imbl 5.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate imbl 5.0.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 92 packages to latest compatible versions [INFO] [stderr] Adding proptest-derive v0.5.1 (available: v0.6.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded refpool v0.4.3 [INFO] [stderr] Downloaded metrohash v1.0.7 [INFO] [stderr] Downloaded archery v1.2.1 [INFO] [stderr] Downloaded imbl-sized-chunks v0.1.3 [INFO] [stderr] Downloaded proptest-derive v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dee3221fb3c04dedfd95d44aeb6f9cb0e0a50d55edaedfa3408b3f00a5a41235 [INFO] running `Command { std: "docker" "start" "-a" "dee3221fb3c04dedfd95d44aeb6f9cb0e0a50d55edaedfa3408b3f00a5a41235", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dee3221fb3c04dedfd95d44aeb6f9cb0e0a50d55edaedfa3408b3f00a5a41235", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dee3221fb3c04dedfd95d44aeb6f9cb0e0a50d55edaedfa3408b3f00a5a41235", kill_on_drop: false }` [INFO] [stdout] dee3221fb3c04dedfd95d44aeb6f9cb0e0a50d55edaedfa3408b3f00a5a41235 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bbf09ac937ef7c0a8136e669b6f15a7940e55153bb1c47bb6a671e42ab192b85 [INFO] running `Command { std: "docker" "start" "-a" "bbf09ac937ef7c0a8136e669b6f15a7940e55153bb1c47bb6a671e42ab192b85", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking bit-vec v0.8.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking bitmaps v3.2.1 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking bit-set v0.8.0 [INFO] [stderr] Checking archery v1.2.1 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking yansi v1.0.1 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking pretty_assertions v1.4.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking imbl-sized-chunks v0.1.3 [INFO] [stderr] Checking metrohash v1.0.7 [INFO] [stderr] Checking wait-timeout v0.2.1 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Checking tempfile v3.20.0 [INFO] [stderr] Checking rand_xorshift v0.4.0 [INFO] [stderr] Checking rand_xoshiro v0.7.0 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking imbl v5.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.1 [INFO] [stderr] Checking serde_json v1.0.140 [INFO] [stderr] Checking proptest v1.7.0 [INFO] [stderr] Compiling proptest-derive v0.5.1 [INFO] [stdout] warning: type alias `Tmp` is never used [INFO] [stdout] --> src/util.rs:67:18 [INFO] [stdout] | [INFO] [stdout] 67 | type Tmp<$param> = $name<$($gen),*>; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/ord/map.rs:2241:5 [INFO] [stdout] | [INFO] [stdout] 2241 | assert_covariant!(OrdMap in T); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assign` is never used [INFO] [stdout] --> src/util.rs:68:16 [INFO] [stdout] | [INFO] [stdout] 68 | fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/ord/map.rs:2241:5 [INFO] [stdout] | [INFO] [stdout] 2241 | assert_covariant!(OrdMap in T); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Tmp` is never used [INFO] [stdout] --> src/util.rs:67:18 [INFO] [stdout] | [INFO] [stdout] 67 | type Tmp<$param> = $name<$($gen),*>; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/ord/map.rs:2242:5 [INFO] [stdout] | [INFO] [stdout] 2242 | assert_covariant!(OrdMap in T); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assign` is never used [INFO] [stdout] --> src/util.rs:68:16 [INFO] [stdout] | [INFO] [stdout] 68 | fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/ord/map.rs:2242:5 [INFO] [stdout] | [INFO] [stdout] 2242 | assert_covariant!(OrdMap in T); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Tmp` is never used [INFO] [stdout] --> src/util.rs:67:18 [INFO] [stdout] | [INFO] [stdout] 67 | type Tmp<$param> = $name<$($gen),*>; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/ord/set.rs:1206:5 [INFO] [stdout] | [INFO] [stdout] 1206 | assert_covariant!(OrdSet in T); [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assign` is never used [INFO] [stdout] --> src/util.rs:68:16 [INFO] [stdout] | [INFO] [stdout] 68 | fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/ord/set.rs:1206:5 [INFO] [stdout] | [INFO] [stdout] 1206 | assert_covariant!(OrdSet in T); [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Tmp` is never used [INFO] [stdout] --> src/util.rs:67:18 [INFO] [stdout] | [INFO] [stdout] 67 | type Tmp<$param> = $name<$($gen),*>; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/hash/map.rs:2061:5 [INFO] [stdout] | [INFO] [stdout] 2061 | assert_covariant!(HashMap in T); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assign` is never used [INFO] [stdout] --> src/util.rs:68:16 [INFO] [stdout] | [INFO] [stdout] 68 | fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/hash/map.rs:2061:5 [INFO] [stdout] | [INFO] [stdout] 2061 | assert_covariant!(HashMap in T); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Tmp` is never used [INFO] [stdout] --> src/util.rs:67:18 [INFO] [stdout] | [INFO] [stdout] 67 | type Tmp<$param> = $name<$($gen),*>; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/hash/map.rs:2062:5 [INFO] [stdout] | [INFO] [stdout] 2062 | assert_covariant!(HashMap in T); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assign` is never used [INFO] [stdout] --> src/util.rs:68:16 [INFO] [stdout] | [INFO] [stdout] 68 | fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/hash/map.rs:2062:5 [INFO] [stdout] | [INFO] [stdout] 2062 | assert_covariant!(HashMap in T); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Tmp` is never used [INFO] [stdout] --> src/util.rs:67:18 [INFO] [stdout] | [INFO] [stdout] 67 | type Tmp<$param> = $name<$($gen),*>; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/hash/set.rs:1048:5 [INFO] [stdout] | [INFO] [stdout] 1048 | assert_covariant!(HashSet in T); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assign` is never used [INFO] [stdout] --> src/util.rs:68:16 [INFO] [stdout] | [INFO] [stdout] 68 | fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/hash/set.rs:1048:5 [INFO] [stdout] | [INFO] [stdout] 1048 | assert_covariant!(HashSet in T); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Tmp` is never used [INFO] [stdout] --> src/util.rs:67:18 [INFO] [stdout] | [INFO] [stdout] 67 | type Tmp<$param> = $name<$($gen),*>; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/vector/mod.rs:2314:5 [INFO] [stdout] | [INFO] [stdout] 2314 | assert_covariant!(Vector in T); [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assign` is never used [INFO] [stdout] --> src/util.rs:68:16 [INFO] [stdout] | [INFO] [stdout] 68 | fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/vector/mod.rs:2314:5 [INFO] [stdout] | [INFO] [stdout] 2314 | assert_covariant!(Vector in T); [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.22s [INFO] running `Command { std: "docker" "inspect" "bbf09ac937ef7c0a8136e669b6f15a7940e55153bb1c47bb6a671e42ab192b85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbf09ac937ef7c0a8136e669b6f15a7940e55153bb1c47bb6a671e42ab192b85", kill_on_drop: false }` [INFO] [stdout] bbf09ac937ef7c0a8136e669b6f15a7940e55153bb1c47bb6a671e42ab192b85