[INFO] fetching crate concurrent-slice 0.1.0...
[INFO] testing concurrent-slice-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate concurrent-slice 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate concurrent-slice 0.1.0
[INFO] finished tweaking crates.io crate concurrent-slice 0.1.0
[INFO] tweaked toml for crates.io crate concurrent-slice 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate concurrent-slice 0.1.0 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 7 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[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] 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_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] 5f98470a08f630734b404370b4185833f02108b02d76f573d83a485c9a2aceaf
[INFO] running `Command { std: "docker" "start" "-a" "5f98470a08f630734b404370b4185833f02108b02d76f573d83a485c9a2aceaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f98470a08f630734b404370b4185833f02108b02d76f573d83a485c9a2aceaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f98470a08f630734b404370b4185833f02108b02d76f573d83a485c9a2aceaf", kill_on_drop: false }`
[INFO] [stdout] 5f98470a08f630734b404370b4185833f02108b02d76f573d83a485c9a2aceaf
[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" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 87d208bc0b6603c079ab2c245547d366dada77aa417ce57ecff194e128cddc5b
[INFO] running `Command { std: "docker" "start" "-a" "87d208bc0b6603c079ab2c245547d366dada77aa417ce57ecff194e128cddc5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling concurrent-slice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/common.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     ptr::{self, NonNull},
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "87d208bc0b6603c079ab2c245547d366dada77aa417ce57ecff194e128cddc5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87d208bc0b6603c079ab2c245547d366dada77aa417ce57ecff194e128cddc5b", kill_on_drop: false }`
[INFO] [stdout] 87d208bc0b6603c079ab2c245547d366dada77aa417ce57ecff194e128cddc5b
[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] 9cf6d6555bbc9ea4dfe453a78f8d063f8e395c47c5e47c3c485f937807d96308
[INFO] running `Command { std: "docker" "start" "-a" "9cf6d6555bbc9ea4dfe453a78f8d063f8e395c47c5e47c3c485f937807d96308", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/common.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     ptr::{self, NonNull},
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling concurrent-slice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/common.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     ptr::{self, NonNull},
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "9cf6d6555bbc9ea4dfe453a78f8d063f8e395c47c5e47c3c485f937807d96308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf6d6555bbc9ea4dfe453a78f8d063f8e395c47c5e47c3c485f937807d96308", kill_on_drop: false }`
[INFO] [stdout] 9cf6d6555bbc9ea4dfe453a78f8d063f8e395c47c5e47c3c485f937807d96308
[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] 625c12f932e80ca4a985d33a39238e9efefcaad85337a002200a960bebd86373
[INFO] running `Command { std: "docker" "start" "-a" "625c12f932e80ca4a985d33a39238e9efefcaad85337a002200a960bebd86373", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/common.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 |     ptr::{self, NonNull},
[INFO] [stderr]   |           ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `concurrent-slice` (lib) generated 1 warning (run `cargo fix --lib -p concurrent-slice` to apply 1 suggestion)
[INFO] [stderr] warning: `concurrent-slice` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/concurrent_slice-6d5e53df4c4aab94)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::concat_chunks_test ... ok
[INFO] [stdout] test tests::merge_chunks_test ... ok
[INFO] [stdout] test tests::concurrent_chunks_test ... ok
[INFO] [stdout] test tests::chunks_of_chunk_test ... ok
[INFO] [stdout] test tests::empty_concurrent_chunks_test ... ok
[INFO] [stdout] test tests::owning_iter_test ... ok
[INFO] [stdout] test tests::split_at_test ... ok
[INFO] [stdout] test tests::owning_windows_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "625c12f932e80ca4a985d33a39238e9efefcaad85337a002200a960bebd86373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "625c12f932e80ca4a985d33a39238e9efefcaad85337a002200a960bebd86373", kill_on_drop: false }`
[INFO] [stdout] 625c12f932e80ca4a985d33a39238e9efefcaad85337a002200a960bebd86373