[INFO] fetching crate async-once-cell 0.5.4... [INFO] testing async-once-cell-0.5.4 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate async-once-cell 0.5.4 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate async-once-cell 0.5.4 [INFO] finished tweaking crates.io crate async-once-cell 0.5.4 [INFO] tweaked toml for crates.io crate async-once-cell 0.5.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate async-once-cell 0.5.4 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 1 package to latest compatible version [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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9fbb60d17d83cd75bc8d54a042975abdc1ca82de41ed2fa6ed438819d355d95a [INFO] running `Command { std: "docker" "start" "-a" "9fbb60d17d83cd75bc8d54a042975abdc1ca82de41ed2fa6ed438819d355d95a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9fbb60d17d83cd75bc8d54a042975abdc1ca82de41ed2fa6ed438819d355d95a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fbb60d17d83cd75bc8d54a042975abdc1ca82de41ed2fa6ed438819d355d95a", kill_on_drop: false }` [INFO] [stdout] 9fbb60d17d83cd75bc8d54a042975abdc1ca82de41ed2fa6ed438819d355d95a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b2d6c9eb0eba12fdb63db33ba547190530ec21923946b81a970790f40f6fd212 [INFO] running `Command { std: "docker" "start" "-a" "b2d6c9eb0eba12fdb63db33ba547190530ec21923946b81a970790f40f6fd212", kill_on_drop: false }` [INFO] [stderr] Compiling async-once-cell v0.5.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:319:19 [INFO] [stdout] | [INFO] [stdout] 319 | fn initialize(&self, try_quick: bool) -> Result { [INFO] [stdout] | ^^^^^ ----------- -------------- the lifetimes get resolved as `'_` [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [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] 319 | fn initialize(&self, try_quick: bool) -> Result, QuickInitGuard<'_>> { [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] running `Command { std: "docker" "inspect" "b2d6c9eb0eba12fdb63db33ba547190530ec21923946b81a970790f40f6fd212", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2d6c9eb0eba12fdb63db33ba547190530ec21923946b81a970790f40f6fd212", kill_on_drop: false }` [INFO] [stdout] b2d6c9eb0eba12fdb63db33ba547190530ec21923946b81a970790f40f6fd212 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9799f9537508145dd7d448e5353d5eba0af1f28fa3c394c14dd7cf2e6e2e3845 [INFO] running `Command { std: "docker" "start" "-a" "9799f9537508145dd7d448e5353d5eba0af1f28fa3c394c14dd7cf2e6e2e3845", kill_on_drop: false }` [INFO] [stderr] Compiling async-once-cell v0.5.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:319:19 [INFO] [stdout] | [INFO] [stdout] 319 | fn initialize(&self, try_quick: bool) -> Result { [INFO] [stdout] | ^^^^^ ----------- -------------- the lifetimes get resolved as `'_` [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [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] 319 | fn initialize(&self, try_quick: bool) -> Result, QuickInitGuard<'_>> { [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:319:19 [INFO] [stdout] | [INFO] [stdout] 319 | fn initialize(&self, try_quick: bool) -> Result { [INFO] [stdout] | ^^^^^ ----------- -------------- the lifetimes get resolved as `'_` [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [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] 319 | fn initialize(&self, try_quick: bool) -> Result, QuickInitGuard<'_>> { [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "9799f9537508145dd7d448e5353d5eba0af1f28fa3c394c14dd7cf2e6e2e3845", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9799f9537508145dd7d448e5353d5eba0af1f28fa3c394c14dd7cf2e6e2e3845", kill_on_drop: false }` [INFO] [stdout] 9799f9537508145dd7d448e5353d5eba0af1f28fa3c394c14dd7cf2e6e2e3845 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9b3ecddf186db827e125b2b9a32ebd4b412f325478946914e034cf6e24402196 [INFO] running `Command { std: "docker" "start" "-a" "9b3ecddf186db827e125b2b9a32ebd4b412f325478946914e034cf6e24402196", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/lib.rs:319:19 [INFO] [stderr] | [INFO] [stderr] 319 | fn initialize(&self, try_quick: bool) -> Result { [INFO] [stderr] | ^^^^^ ----------- -------------- the lifetimes get resolved as `'_` [INFO] [stderr] | | | [INFO] [stderr] | | the lifetimes get resolved as `'_` [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] 319 | fn initialize(&self, try_quick: bool) -> Result, QuickInitGuard<'_>> { [INFO] [stderr] | ++++ ++++ [INFO] [stderr] [INFO] [stderr] warning: `async-once-cell` (lib) generated 1 warning (run `cargo fix --lib -p async-once-cell` to apply 1 suggestion) [INFO] [stderr] warning: `async-once-cell` (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/async_once_cell-5434f0c8e8cfb9e8) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test::second_try ... ok [INFO] [stdout] test test::fast_path_tricked ... ok [INFO] [stdout] test test::slow_path ... ok [INFO] [stdout] test test::lazy_panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9b3ecddf186db827e125b2b9a32ebd4b412f325478946914e034cf6e24402196", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b3ecddf186db827e125b2b9a32ebd4b412f325478946914e034cf6e24402196", kill_on_drop: false }` [INFO] [stdout] 9b3ecddf186db827e125b2b9a32ebd4b412f325478946914e034cf6e24402196