[INFO] fetching crate imbl 5.0.0...
[INFO] testing imbl-5.0.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate imbl 5.0.0 into /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate imbl 5.0.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proptest-derive v0.5.1
[INFO] [stderr]   Downloaded metrohash v1.0.7
[INFO] [stderr]   Downloaded refpool v0.4.3
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[INFO] running `Command { std: "docker" "rm" "-f" "f356f9d45611e7b7e2e5752c48b0dee1a13a9c0f0e435694f46fe3f5db44a4e4", kill_on_drop: false }`
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[INFO] [stdout] 0bbb09757d6a4c034bb30330bb780d33c319a68cb028484d0f20bb528951b037
[INFO] running `Command { std: "docker" "start" "-a" "0bbb09757d6a4c034bb30330bb780d33c319a68cb028484d0f20bb528951b037", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling bitmaps v3.2.1
[INFO] [stderr]    Compiling archery v1.2.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling imbl-sized-chunks v0.1.3
[INFO] [stderr]    Compiling rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling imbl v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "0bbb09757d6a4c034bb30330bb780d33c319a68cb028484d0f20bb528951b037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bbb09757d6a4c034bb30330bb780d33c319a68cb028484d0f20bb528951b037", kill_on_drop: false }`
[INFO] [stdout] 0bbb09757d6a4c034bb30330bb780d33c319a68cb028484d0f20bb528951b037
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] a4ed31852d5d57cfc7735264e61984697021a3644235d8f7b7a45058f392f628
[INFO] running `Command { std: "docker" "start" "-a" "a4ed31852d5d57cfc7735264e61984697021a3644235d8f7b7a45058f392f628", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling wait-timeout v0.2.1
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[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling metrohash v1.0.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.7.0
[INFO] [stderr]    Compiling proptest-derive v0.5.1
[INFO] [stderr]    Compiling imbl v5.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `Tmp` is never used
[INFO] [stdout]     --> src/util.rs:67:18
[INFO] [stdout]      |
[INFO] [stdout] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stdout]      |                  ^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/ord/map.rs:2241:5
[INFO] [stdout]      |
[INFO] [stdout] 2241 |     assert_covariant!(OrdMap<T, i32> in T);
[INFO] [stdout]      |     -------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assign` is never used
[INFO] [stdout]     --> src/util.rs:68:16
[INFO] [stdout]      |
[INFO] [stdout] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stdout]      |                ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/ord/map.rs:2241:5
[INFO] [stdout]      |
[INFO] [stdout] 2241 |     assert_covariant!(OrdMap<T, i32> in T);
[INFO] [stdout]      |     -------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Tmp` is never used
[INFO] [stdout]     --> src/util.rs:67:18
[INFO] [stdout]      |
[INFO] [stdout] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stdout]      |                  ^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/ord/map.rs:2242:5
[INFO] [stdout]      |
[INFO] [stdout] 2242 |     assert_covariant!(OrdMap<i32, T> in T);
[INFO] [stdout]      |     -------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assign` is never used
[INFO] [stdout]     --> src/util.rs:68:16
[INFO] [stdout]      |
[INFO] [stdout] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stdout]      |                ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/ord/map.rs:2242:5
[INFO] [stdout]      |
[INFO] [stdout] 2242 |     assert_covariant!(OrdMap<i32, T> in T);
[INFO] [stdout]      |     -------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Tmp` is never used
[INFO] [stdout]     --> src/util.rs:67:18
[INFO] [stdout]      |
[INFO] [stdout] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stdout]      |                  ^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/ord/set.rs:1206:5
[INFO] [stdout]      |
[INFO] [stdout] 1206 |     assert_covariant!(OrdSet<T> in T);
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assign` is never used
[INFO] [stdout]     --> src/util.rs:68:16
[INFO] [stdout]      |
[INFO] [stdout] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stdout]      |                ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/ord/set.rs:1206:5
[INFO] [stdout]      |
[INFO] [stdout] 1206 |     assert_covariant!(OrdSet<T> in T);
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Tmp` is never used
[INFO] [stdout]     --> src/util.rs:67:18
[INFO] [stdout]      |
[INFO] [stdout] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stdout]      |                  ^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/hash/map.rs:2061:5
[INFO] [stdout]      |
[INFO] [stdout] 2061 |     assert_covariant!(HashMap<T, i32> in T);
[INFO] [stdout]      |     --------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assign` is never used
[INFO] [stdout]     --> src/util.rs:68:16
[INFO] [stdout]      |
[INFO] [stdout] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stdout]      |                ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/hash/map.rs:2061:5
[INFO] [stdout]      |
[INFO] [stdout] 2061 |     assert_covariant!(HashMap<T, i32> in T);
[INFO] [stdout]      |     --------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Tmp` is never used
[INFO] [stdout]     --> src/util.rs:67:18
[INFO] [stdout]      |
[INFO] [stdout] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stdout]      |                  ^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/hash/map.rs:2062:5
[INFO] [stdout]      |
[INFO] [stdout] 2062 |     assert_covariant!(HashMap<i32, T> in T);
[INFO] [stdout]      |     --------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assign` is never used
[INFO] [stdout]     --> src/util.rs:68:16
[INFO] [stdout]      |
[INFO] [stdout] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stdout]      |                ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/hash/map.rs:2062:5
[INFO] [stdout]      |
[INFO] [stdout] 2062 |     assert_covariant!(HashMap<i32, T> in T);
[INFO] [stdout]      |     --------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Tmp` is never used
[INFO] [stdout]     --> src/util.rs:67:18
[INFO] [stdout]      |
[INFO] [stdout] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stdout]      |                  ^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/hash/set.rs:1048:5
[INFO] [stdout]      |
[INFO] [stdout] 1048 |     assert_covariant!(HashSet<T> in T);
[INFO] [stdout]      |     ---------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assign` is never used
[INFO] [stdout]     --> src/util.rs:68:16
[INFO] [stdout]      |
[INFO] [stdout] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stdout]      |                ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/hash/set.rs:1048:5
[INFO] [stdout]      |
[INFO] [stdout] 1048 |     assert_covariant!(HashSet<T> in T);
[INFO] [stdout]      |     ---------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Tmp` is never used
[INFO] [stdout]     --> src/util.rs:67:18
[INFO] [stdout]      |
[INFO] [stdout] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stdout]      |                  ^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/vector/mod.rs:2314:5
[INFO] [stdout]      |
[INFO] [stdout] 2314 |     assert_covariant!(Vector<T> 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<T> 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 `test` profile [unoptimized + debuginfo] target(s) in 26.29s
[INFO] running `Command { std: "docker" "inspect" "a4ed31852d5d57cfc7735264e61984697021a3644235d8f7b7a45058f392f628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ed31852d5d57cfc7735264e61984697021a3644235d8f7b7a45058f392f628", kill_on_drop: false }`
[INFO] [stdout] a4ed31852d5d57cfc7735264e61984697021a3644235d8f7b7a45058f392f628
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 0c03a361ffe5d3fadd05a47063696c3f97b3eda43e12b7e6b9efc17c0abe7ac3
[INFO] running `Command { std: "docker" "start" "-a" "0c03a361ffe5d3fadd05a47063696c3f97b3eda43e12b7e6b9efc17c0abe7ac3", kill_on_drop: false }`
[INFO] [stderr] warning: type alias `Tmp` is never used
[INFO] [stderr]     --> src/util.rs:67:18
[INFO] [stderr]      |
[INFO] [stderr] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stderr]      |                  ^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/ord/map.rs:2241:5
[INFO] [stderr]      |
[INFO] [stderr] 2241 |     assert_covariant!(OrdMap<T, i32> in T);
[INFO] [stderr]      |     -------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `assign` is never used
[INFO] [stderr]     --> src/util.rs:68:16
[INFO] [stderr]      |
[INFO] [stderr] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stderr]      |                ^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/ord/map.rs:2241:5
[INFO] [stderr]      |
[INFO] [stderr] 2241 |     assert_covariant!(OrdMap<T, i32> in T);
[INFO] [stderr]      |     -------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Tmp` is never used
[INFO] [stderr]     --> src/util.rs:67:18
[INFO] [stderr]      |
[INFO] [stderr] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stderr]      |                  ^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/ord/map.rs:2242:5
[INFO] [stderr]      |
[INFO] [stderr] 2242 |     assert_covariant!(OrdMap<i32, T> in T);
[INFO] [stderr]      |     -------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `assign` is never used
[INFO] [stderr]     --> src/util.rs:68:16
[INFO] [stderr]      |
[INFO] [stderr] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stderr]      |                ^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/ord/map.rs:2242:5
[INFO] [stderr]      |
[INFO] [stderr] 2242 |     assert_covariant!(OrdMap<i32, T> in T);
[INFO] [stderr]      |     -------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Tmp` is never used
[INFO] [stderr]     --> src/util.rs:67:18
[INFO] [stderr]      |
[INFO] [stderr] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stderr]      |                  ^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/ord/set.rs:1206:5
[INFO] [stderr]      |
[INFO] [stderr] 1206 |     assert_covariant!(OrdSet<T> in T);
[INFO] [stderr]      |     --------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `assign` is never used
[INFO] [stderr]     --> src/util.rs:68:16
[INFO] [stderr]      |
[INFO] [stderr] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stderr]      |                ^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/ord/set.rs:1206:5
[INFO] [stderr]      |
[INFO] [stderr] 1206 |     assert_covariant!(OrdSet<T> in T);
[INFO] [stderr]      |     --------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Tmp` is never used
[INFO] [stderr]     --> src/util.rs:67:18
[INFO] [stderr]      |
[INFO] [stderr] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stderr]      |                  ^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/hash/map.rs:2061:5
[INFO] [stderr]      |
[INFO] [stderr] 2061 |     assert_covariant!(HashMap<T, i32> in T);
[INFO] [stderr]      |     --------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `assign` is never used
[INFO] [stderr]     --> src/util.rs:68:16
[INFO] [stderr]      |
[INFO] [stderr] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stderr]      |                ^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/hash/map.rs:2061:5
[INFO] [stderr]      |
[INFO] [stderr] 2061 |     assert_covariant!(HashMap<T, i32> in T);
[INFO] [stderr]      |     --------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Tmp` is never used
[INFO] [stderr]     --> src/util.rs:67:18
[INFO] [stderr]      |
[INFO] [stderr] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stderr]      |                  ^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/hash/map.rs:2062:5
[INFO] [stderr]      |
[INFO] [stderr] 2062 |     assert_covariant!(HashMap<i32, T> in T);
[INFO] [stderr]      |     --------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `assign` is never used
[INFO] [stderr]     --> src/util.rs:68:16
[INFO] [stderr]      |
[INFO] [stderr] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stderr]      |                ^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/hash/map.rs:2062:5
[INFO] [stderr]      |
[INFO] [stderr] 2062 |     assert_covariant!(HashMap<i32, T> in T);
[INFO] [stderr]      |     --------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Tmp` is never used
[INFO] [stderr]     --> src/util.rs:67:18
[INFO] [stderr]      |
[INFO] [stderr] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stderr]      |                  ^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/hash/set.rs:1048:5
[INFO] [stderr]      |
[INFO] [stderr] 1048 |     assert_covariant!(HashSet<T> in T);
[INFO] [stderr]      |     ---------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `assign` is never used
[INFO] [stderr]     --> src/util.rs:68:16
[INFO] [stderr]      |
[INFO] [stderr] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stderr]      |                ^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/hash/set.rs:1048:5
[INFO] [stderr]      |
[INFO] [stderr] 1048 |     assert_covariant!(HashSet<T> in T);
[INFO] [stderr]      |     ---------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Tmp` is never used
[INFO] [stderr]     --> src/util.rs:67:18
[INFO] [stderr]      |
[INFO] [stderr] 67   |             type Tmp<$param> = $name<$($gen),*>;
[INFO] [stderr]      |                  ^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/vector/mod.rs:2314:5
[INFO] [stderr]      |
[INFO] [stderr] 2314 |     assert_covariant!(Vector<T> in T);
[INFO] [stderr]      |     --------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `assign` is never used
[INFO] [stderr]     --> src/util.rs:68:16
[INFO] [stderr]      |
[INFO] [stderr] 68   |             fn assign<'a, 'b: 'a>(src: Tmp<&'b i32>, mut dst: Tmp<&'a i32>) {
[INFO] [stderr]      |                ^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/vector/mod.rs:2314:5
[INFO] [stderr]      |
[INFO] [stderr] 2314 |     assert_covariant!(Vector<T> in T);
[INFO] [stderr]      |     --------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in the macro `assert_covariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `imbl` (lib test) generated 14 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/imbl-8716db33cc7072a1)
[INFO] [stdout] 
[INFO] [stdout] running 113 tests
[INFO] [stdout] test hash::map::test::entry_api ... ok
[INFO] [stdout] test hash::map::test::index_operator ... ok
[INFO] [stdout] test hash::map::test::from_iterator ... ok
[INFO] [stdout] test hash::map::test::macro_allows_trailing_comma ... ok
[INFO] [stdout] test hash::map::test::match_string_keys_with_string_slices ... ok
[INFO] [stdout] test hash::map::test::proper_formatting ... ok
[INFO] [stdout] test hash::map::test::iterate_over ... ok
[INFO] [stdout] test hash::map::test::refpool_crash ... ok
[INFO] [stdout] test hash::map::test::large_map ... ok
[INFO] [stdout] test hash::map::test::remove_failing ... ok
[INFO] [stdout] test hash::map::test::remove_top_level_collisions ... ok
[INFO] [stdout] test hash::map::test::exact_size_iterator ... ok
[INFO] [stdout] test hash::map::test::lookup ... ok
[INFO] [stdout] test hash::map::test::delete_and_reinsert ... ok
[INFO] [stdout] test hash::map::test::equality ... ok
[INFO] [stdout] test hash::set::test::insert_failing ... ok
[INFO] [stdout] test hash::map::test::remove ... ok
[INFO] [stdout] test hash::set::test::macro_allows_trailing_comma ... ok
[INFO] [stdout] test hash::set::test::match_strings_with_string_slices ... ok
[INFO] [stdout] test hash::set::test::issue_60_drain_iterator_memory_corruption ... ok
[INFO] [stdout] test lib_test::get_in ... ok
[INFO] [stdout] test lib_test::update_in ... ok
[INFO] [stdout] test ord::map::test::debug_output ... ok
[INFO] [stdout] test hash::map::test::insert ... ok
[INFO] [stdout] test hash::map::test::update_and_length ... ok
[INFO] [stdout] test ord::map::test::deletes_correctly ... ok
[INFO] [stdout] test hash::map::test::union ... ok
[INFO] [stdout] test ord::map::test::double_ended_iterator_1 ... ok
[INFO] [stdout] test ord::map::test::double_ended_iterator_2 ... ok
[INFO] [stdout] test ord::map::test::entry_api ... ok
[INFO] [stdout] test hash::map::test::without ... ok
[INFO] [stdout] test ord::map::test::equality2 ... ok
[INFO] [stdout] test hash::map::test::safe_mutation ... ok
[INFO] [stdout] test ord::map::test::delete_and_reinsert ... ok
[INFO] [stdout] test ord::map::test::index_operator ... ok
[INFO] [stdout] test ord::map::test::delete_values ... ok
[INFO] [stdout] test ord::map::test::equality ... ok
[INFO] [stdout] test ord::map::test::exact_size_iterator ... ok
[INFO] [stdout] test ord::map::test::insert_remove_single_mut ... ok
[INFO] [stdout] test ord::map::test::into_iter ... ok
[INFO] [stdout] test ord::map::test::issue_124 ... ok
[INFO] [stdout] test ord::map::test::from_iterator ... ok
[INFO] [stdout] test ord::map::test::iterates_in_order ... ok
[INFO] [stdout] test ord::map::test::iterate_over ... ok
[INFO] [stdout] test ord::map::test::length ... ok
[INFO] [stdout] test ord::map::test::match_string_keys_with_string_slices ... ok
[INFO] [stdout] test ord::map::test::diff_all_values ... ok
[INFO] [stdout] test ord::map::test::insert_and_length ... ok
[INFO] [stdout] test ord::map::test::order ... ok
[INFO] [stdout] test ord::map::test::lookup ... ok
[INFO] [stdout] test ord::map::test::ranged_iter ... ok
[INFO] [stdout] test hash::map::test::proptest_works ... ok
[INFO] [stdout] test hash::set::test::proptest_a_set ... ok
[INFO] [stdout] test ord::map::test::insert_mut ... ok
[INFO] [stdout] test ord::map::test::overwrite_values ... ok
[INFO] [stdout] test ord::map::test::safe_mutation ... ok
[INFO] [stdout] test ord::map::test::union ... ok
[INFO] [stdout] test ord::set::test::match_strings_with_string_slices ... ok
[INFO] [stdout] test ord::set::test::long_ranged_iter ... ok
[INFO] [stdout] test ord::set::test::ranged_iter ... ok
[INFO] [stdout] test ord::map::test::insert_and_delete_values ... ok
[INFO] [stdout] test ord::map::test::remove_alien ... ok
[INFO] [stdout] test ser::test::ser_hashmap ... ok
[INFO] [stdout] test ser::test::ser_hashset ... ok
[INFO] [stdout] test ser::test::ser_vector ... ok
[INFO] [stdout] test ser::test::ser_ordset ... ok
[INFO] [stdout] test ord::map::test::remove_mut ... ok
[INFO] [stdout] test ser::test::ser_ordmap ... ok
[INFO] [stdout] test ord::map::test::range_iter_big ... ok
[INFO] [stdout] test ord::map::test::proptest_works ... ok
[INFO] [stdout] test tests::ordset::comprehensive ... ok
[INFO] [stdout] test tests::vector::test_inserts ... ok
[INFO] [stdout] test ord::map::test::remove ... ok
[INFO] [stdout] test tests::hashset::comprehensive ... ok
[INFO] [stdout] test vector::test::append ... ok
[INFO] [stdout] test vector::test::collect_crash ... ok
[INFO] [stdout] test ord::set::test::proptest_a_set ... ok
[INFO] [stdout] test tests::vector::comprehensive ... ok
[INFO] [stdout] test vector::test::full_retain ... ok
[INFO] [stdout] test vector::test::indexing ... ok
[INFO] [stdout] test vector::rayon::test::par_iter ... ok
[INFO] [stdout] test vector::test::issue_107_split_off_causes_overflow ... ok
[INFO] [stdout] test vector::test::issue_116 ... ok
[INFO] [stdout] test vector::test::issue_131 ... ok
[INFO] [stdout] test vector::test::issue_55_append ... ok
[INFO] [stdout] test vector::test::focus ... ok
[INFO] [stdout] test vector::test::issue_55_back ... ok
[INFO] [stdout] test vector::test::issue_105 ... ok
[INFO] [stdout] test vector::test::issue_70 ... ok
[INFO] [stdout] test vector::test::issue_74_simple_size ... ok
[INFO] [stdout] test vector::test::issue_77 ... ok
[INFO] [stdout] test vector::test::focus_mut_split ... ok
[INFO] [stdout] test vector::test::iter ... ok
[INFO] [stdout] test vector::rayon::test::par_mut_iter ... ok
[INFO] [stdout] test vector::test::large_vector_focus ... ok
[INFO] [stdout] test vector::test::macro_allows_trailing_comma ... ok
[INFO] [stdout] test vector::test::chunks ... ok
[INFO] [stdout] test vector::test::large_vector_focus_mut ... ok
[INFO] [stdout] test vector::test::ptr_eq ... ok
[INFO] [stdout] test vector::test::chunks_mut ... ok
[INFO] [stdout] test vector::test::pop_front_mut ... ok
[INFO] [stdout] test vector::test::pop_back_mut ... ok
[INFO] [stdout] test vector::test::push_front_mut ... ok
[INFO] [stdout] test vector::test::test_vector_focus_narrow ... ok
[INFO] [stdout] test vector::test::push_back_mut ... ok
[INFO] [stdout] test vector::test::test_vector_focus_split_at ... ok
[INFO] [stdout] test vector::test::test_vector_focus_narrow_out_of_range - should panic ... ok
[INFO] [stdout] test vector::test::issue_55_fwd ... ok
[INFO] [stdout] test vector::test::split_off ... ok
[INFO] [stdout] test vector::test::skip ... ok
[INFO] [stdout] test vector::test::issue_67 ... ok
[INFO] [stdout] test vector::test::iter_mut ... ok
[INFO] [stdout] test sort::test::test_quicksort ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 113 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 25.96s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0c03a361ffe5d3fadd05a47063696c3f97b3eda43e12b7e6b9efc17c0abe7ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c03a361ffe5d3fadd05a47063696c3f97b3eda43e12b7e6b9efc17c0abe7ac3", kill_on_drop: false }`
[INFO] [stdout] 0c03a361ffe5d3fadd05a47063696c3f97b3eda43e12b7e6b9efc17c0abe7ac3