[INFO] fetching crate slaballoc 0.1.1...
[INFO] testing slaballoc-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 slaballoc 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate slaballoc 0.1.1
[INFO] finished tweaking crates.io crate slaballoc 0.1.1
[INFO] tweaked toml for crates.io crate slaballoc 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate slaballoc 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] [stderr]     Blocking waiting for file lock on package cache
[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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9ee1ddb3feda5b6359754602e4ac0d7c7d80be422b08ef768fc567f0bc4c6456
[INFO] running `Command { std: "docker" "start" "-a" "9ee1ddb3feda5b6359754602e4ac0d7c7d80be422b08ef768fc567f0bc4c6456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ee1ddb3feda5b6359754602e4ac0d7c7d80be422b08ef768fc567f0bc4c6456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee1ddb3feda5b6359754602e4ac0d7c7d80be422b08ef768fc567f0bc4c6456", kill_on_drop: false }`
[INFO] [stdout] 9ee1ddb3feda5b6359754602e4ac0d7c7d80be422b08ef768fc567f0bc4c6456
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c7b96a4d426e1b5680f3748f350bfbe9f3aaebc08fbc92f72d6639b4a9bf8208
[INFO] running `Command { std: "docker" "start" "-a" "c7b96a4d426e1b5680f3748f350bfbe9f3aaebc08fbc92f72d6639b4a9bf8208", kill_on_drop: false }`
[INFO] [stderr]    Compiling slaballoc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::mem::MaybeUninit::<T>::slice_assume_init_mut`: replaced by inherent assume_init_mut method; will eventually be removed
[INFO] [stdout]   --> src/slab.rs:93:35
[INFO] [stdout]    |
[INFO] [stdout] 93 |             unsafe { MaybeUninit::slice_assume_init_mut(bitmap) }
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "c7b96a4d426e1b5680f3748f350bfbe9f3aaebc08fbc92f72d6639b4a9bf8208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7b96a4d426e1b5680f3748f350bfbe9f3aaebc08fbc92f72d6639b4a9bf8208", kill_on_drop: false }`
[INFO] [stdout] c7b96a4d426e1b5680f3748f350bfbe9f3aaebc08fbc92f72d6639b4a9bf8208
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 170ab2cd797f5502f6ee1edc40926d30b9ea9950141e247db002602de998ec87
[INFO] running `Command { std: "docker" "start" "-a" "170ab2cd797f5502f6ee1edc40926d30b9ea9950141e247db002602de998ec87", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `core::mem::MaybeUninit::<T>::slice_assume_init_mut`: replaced by inherent assume_init_mut method; will eventually be removed
[INFO] [stdout]   --> src/slab.rs:93:35
[INFO] [stdout]    |
[INFO] [stdout] 93 |             unsafe { MaybeUninit::slice_assume_init_mut(bitmap) }
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slaballoc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::mem::MaybeUninit::<T>::slice_assume_init_mut`: replaced by inherent assume_init_mut method; will eventually be removed
[INFO] [stdout]   --> src/slab.rs:93:35
[INFO] [stdout]    |
[INFO] [stdout] 93 |             unsafe { MaybeUninit::slice_assume_init_mut(bitmap) }
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]    --> src/slab.rs:226:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |         struct Element {
[INFO] [stdout]     |                ------- field in this struct
[INFO] [stdout] 226 |             data: usize,
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "170ab2cd797f5502f6ee1edc40926d30b9ea9950141e247db002602de998ec87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "170ab2cd797f5502f6ee1edc40926d30b9ea9950141e247db002602de998ec87", kill_on_drop: false }`
[INFO] [stdout] 170ab2cd797f5502f6ee1edc40926d30b9ea9950141e247db002602de998ec87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d64676419032d95117f976a67a9457382f1bb932c3762a00f1832b3fd8bbc564
[INFO] running `Command { std: "docker" "start" "-a" "d64676419032d95117f976a67a9457382f1bb932c3762a00f1832b3fd8bbc564", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `core::mem::MaybeUninit::<T>::slice_assume_init_mut`: replaced by inherent assume_init_mut method; will eventually be removed
[INFO] [stderr]   --> src/slab.rs:93:35
[INFO] [stderr]    |
[INFO] [stderr] 93 |             unsafe { MaybeUninit::slice_assume_init_mut(bitmap) }
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `slaballoc` (lib) generated 1 warning
[INFO] [stderr] warning: field `data` is never read
[INFO] [stderr]    --> src/slab.rs:226:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |         struct Element {
[INFO] [stderr]     |                ------- field in this struct
[INFO] [stderr] 226 |             data: usize,
[INFO] [stderr]     |             ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `slaballoc` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/slaballoc-0f968722971075e1)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test slab::test::test_atomic_bt ... ok
[INFO] [stdout] test slab::test::test_small ... ok
[INFO] [stdout] test slab::test::test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d64676419032d95117f976a67a9457382f1bb932c3762a00f1832b3fd8bbc564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d64676419032d95117f976a67a9457382f1bb932c3762a00f1832b3fd8bbc564", kill_on_drop: false }`
[INFO] [stdout] d64676419032d95117f976a67a9457382f1bb932c3762a00f1832b3fd8bbc564