[INFO] fetching crate fixedbitset-utils 0.2.1...
[INFO] testing fixedbitset-utils-0.2.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate fixedbitset-utils 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate fixedbitset-utils 0.2.1
[INFO] finished tweaking crates.io crate fixedbitset-utils 0.2.1
[INFO] tweaked toml for crates.io crate fixedbitset-utils 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fixedbitset-utils 0.2.1 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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding fixedbitset v0.4.2 (available: v0.5.7)
[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]     Blocking waiting for file lock on package cache
[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] 07cf1f6cae39714f639f8ab037439860d17cf92b48e0b2a1eaf430f82de39aad
[INFO] running `Command { std: "docker" "start" "-a" "07cf1f6cae39714f639f8ab037439860d17cf92b48e0b2a1eaf430f82de39aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07cf1f6cae39714f639f8ab037439860d17cf92b48e0b2a1eaf430f82de39aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07cf1f6cae39714f639f8ab037439860d17cf92b48e0b2a1eaf430f82de39aad", kill_on_drop: false }`
[INFO] [stdout] 07cf1f6cae39714f639f8ab037439860d17cf92b48e0b2a1eaf430f82de39aad
[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] 832e31a73fe3f7d5bb5e5ea41e28e8b284313c83d771cbbd950402166ede1727
[INFO] running `Command { std: "docker" "start" "-a" "832e31a73fe3f7d5bb5e5ea41e28e8b284313c83d771cbbd950402166ede1727", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling fixedbitset-utils v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(bs: &BitSet) -> BitSetIter {
[INFO] [stdout]    |                    ^^^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(bs: &BitSet) -> BitSetIter<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "832e31a73fe3f7d5bb5e5ea41e28e8b284313c83d771cbbd950402166ede1727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "832e31a73fe3f7d5bb5e5ea41e28e8b284313c83d771cbbd950402166ede1727", kill_on_drop: false }`
[INFO] [stdout] 832e31a73fe3f7d5bb5e5ea41e28e8b284313c83d771cbbd950402166ede1727
[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] bd4da76919dc5a92c97dcb984a63fae6e496119d63208a8756b1e6838d4793ac
[INFO] running `Command { std: "docker" "start" "-a" "bd4da76919dc5a92c97dcb984a63fae6e496119d63208a8756b1e6838d4793ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixedbitset-utils v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(bs: &BitSet) -> BitSetIter {
[INFO] [stdout]    |                    ^^^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(bs: &BitSet) -> BitSetIter<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(bs: &BitSet) -> BitSetIter {
[INFO] [stdout]    |                    ^^^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(bs: &BitSet) -> BitSetIter<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "bd4da76919dc5a92c97dcb984a63fae6e496119d63208a8756b1e6838d4793ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd4da76919dc5a92c97dcb984a63fae6e496119d63208a8756b1e6838d4793ac", kill_on_drop: false }`
[INFO] [stdout] bd4da76919dc5a92c97dcb984a63fae6e496119d63208a8756b1e6838d4793ac
[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] 796a92d9bafdc2b63c21386c31e5e76d4dcc0d0db2287bd0d36ab71b9dbb1c63
[INFO] running `Command { std: "docker" "start" "-a" "796a92d9bafdc2b63c21386c31e5e76d4dcc0d0db2287bd0d36ab71b9dbb1c63", kill_on_drop: false }`
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/lib.rs:43:20
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(bs: &BitSet) -> BitSetIter {
[INFO] [stderr]    |                    ^^^^^^^     ---------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(bs: &BitSet) -> BitSetIter<'_> {
[INFO] [stderr]    |                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `fixedbitset-utils` (lib) generated 1 warning (run `cargo fix --lib -p fixedbitset-utils` to apply 1 suggestion)
[INFO] [stderr] warning: `fixedbitset-utils` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/fixedbitset_utils-f8b0034bba5e2b1d)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests_bitset_iter::bsiter_collect ... ok
[INFO] [stdout] test tests_bitset_iter::bsiter_mutiple_words ... ok
[INFO] [stdout] test tests_bitset_iter::bsiter_next_normal_case ... ok
[INFO] [stdout] test tests_bitset_iter::bsiter_no_items ... ok
[INFO] [stdout] test tests_lexbitset::different_sizes_considered_padded_with_zeroes ... ok
[INFO] [stdout] test tests_lexbitset::same_size_equal ... ok
[INFO] [stdout] test tests_lexbitset::same_size_greater_than ... ok
[INFO] [stdout] test tests_lexbitset::same_size_less_than ... 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" "796a92d9bafdc2b63c21386c31e5e76d4dcc0d0db2287bd0d36ab71b9dbb1c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796a92d9bafdc2b63c21386c31e5e76d4dcc0d0db2287bd0d36ab71b9dbb1c63", kill_on_drop: false }`
[INFO] [stdout] 796a92d9bafdc2b63c21386c31e5e76d4dcc0d0db2287bd0d36ab71b9dbb1c63