[INFO] fetching crate chunks-exacter 0.1.1...
[INFO] testing chunks-exacter-0.1.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate chunks-exacter 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate chunks-exacter 0.1.1
[INFO] finished tweaking crates.io crate chunks-exacter 0.1.1
[INFO] tweaked toml for crates.io crate chunks-exacter 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate chunks-exacter 0.1.1 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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 969e8836fbcb54300f9fca9e80741e0ff2a6a269d0e2f8411d1a326472c14380
[INFO] running `Command { std: "docker" "start" "-a" "969e8836fbcb54300f9fca9e80741e0ff2a6a269d0e2f8411d1a326472c14380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "969e8836fbcb54300f9fca9e80741e0ff2a6a269d0e2f8411d1a326472c14380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969e8836fbcb54300f9fca9e80741e0ff2a6a269d0e2f8411d1a326472c14380", kill_on_drop: false }`
[INFO] [stdout] 969e8836fbcb54300f9fca9e80741e0ff2a6a269d0e2f8411d1a326472c14380
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6c1eeb900d6c07ed5f8b8ea8be08f6e6d574bd59bde4ce7c16ac0467227d97a1
[INFO] running `Command { std: "docker" "start" "-a" "6c1eeb900d6c07ed5f8b8ea8be08f6e6d574bd59bde4ce7c16ac0467227d97a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling chunks-exacter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ChunksExactest` is never constructed
[INFO] [stdout]   --> src/lib.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct ChunksExactest<'a, T: 'a, const N: usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl<'a, T, const N: usize> ChunksExactest<'a, T, N> {
[INFO] [stdout]    | ---------------------------------------------------- associated function in this implementation
[INFO] [stdout] 53 |     fn new(slice: &'a [T]) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ChunksExactExt` is never used
[INFO] [stdout]   --> src/lib.rs:86:7
[INFO] [stdout]    |
[INFO] [stdout] 86 | trait ChunksExactExt<'a, T, const N: usize> {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "6c1eeb900d6c07ed5f8b8ea8be08f6e6d574bd59bde4ce7c16ac0467227d97a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c1eeb900d6c07ed5f8b8ea8be08f6e6d574bd59bde4ce7c16ac0467227d97a1", kill_on_drop: false }`
[INFO] [stdout] 6c1eeb900d6c07ed5f8b8ea8be08f6e6d574bd59bde4ce7c16ac0467227d97a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a68c850cd4cc04ea48f72b192ab9d284fdc9961603f8968bbc88af5aecc2f2ac
[INFO] running `Command { std: "docker" "start" "-a" "a68c850cd4cc04ea48f72b192ab9d284fdc9961603f8968bbc88af5aecc2f2ac", kill_on_drop: false }`
[INFO] [stdout] warning: struct `ChunksExactest` is never constructed
[INFO] [stdout]   --> src/lib.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct ChunksExactest<'a, T: 'a, const N: usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chunks-exacter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl<'a, T, const N: usize> ChunksExactest<'a, T, N> {
[INFO] [stdout]    | ---------------------------------------------------- associated function in this implementation
[INFO] [stdout] 53 |     fn new(slice: &'a [T]) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ChunksExactExt` is never used
[INFO] [stdout]   --> src/lib.rs:86:7
[INFO] [stdout]    |
[INFO] [stdout] 86 | trait ChunksExactExt<'a, T, const N: usize> {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "a68c850cd4cc04ea48f72b192ab9d284fdc9961603f8968bbc88af5aecc2f2ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a68c850cd4cc04ea48f72b192ab9d284fdc9961603f8968bbc88af5aecc2f2ac", kill_on_drop: false }`
[INFO] [stdout] a68c850cd4cc04ea48f72b192ab9d284fdc9961603f8968bbc88af5aecc2f2ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6b144676696e913c7661e634cad24acda98b6d3a197a7889bce6a391b447fd29
[INFO] running `Command { std: "docker" "start" "-a" "6b144676696e913c7661e634cad24acda98b6d3a197a7889bce6a391b447fd29", kill_on_drop: false }`
[INFO] [stderr] warning: struct `ChunksExactest` is never constructed
[INFO] [stderr]   --> src/lib.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 | struct ChunksExactest<'a, T: 'a, const N: usize> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/lib.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 52 | impl<'a, T, const N: usize> ChunksExactest<'a, T, N> {
[INFO] [stderr]    | ---------------------------------------------------- associated function in this implementation
[INFO] [stderr] 53 |     fn new(slice: &'a [T]) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `ChunksExactExt` is never used
[INFO] [stderr]   --> src/lib.rs:86:7
[INFO] [stderr]    |
[INFO] [stderr] 86 | trait ChunksExactExt<'a, T, const N: usize> {
[INFO] [stderr]    |       ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chunks-exacter` (lib) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/chunks_exacter-5d3089715015c087)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_construct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6b144676696e913c7661e634cad24acda98b6d3a197a7889bce6a391b447fd29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b144676696e913c7661e634cad24acda98b6d3a197a7889bce6a391b447fd29", kill_on_drop: false }`
[INFO] [stdout] 6b144676696e913c7661e634cad24acda98b6d3a197a7889bce6a391b447fd29