[INFO] fetching crate uplock 0.1.5... [INFO] testing uplock-0.1.5 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate uplock 0.1.5 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate uplock 0.1.5 [INFO] finished tweaking crates.io crate uplock 0.1.5 [INFO] tweaked toml for crates.io crate uplock 0.1.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate uplock 0.1.5 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 19 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bcbdc09999bec479271419609dd5c4faf0f06563aef9bc332d7bb9c4f10fc4e3 [INFO] running `Command { std: "docker" "start" "-a" "bcbdc09999bec479271419609dd5c4faf0f06563aef9bc332d7bb9c4f10fc4e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bcbdc09999bec479271419609dd5c4faf0f06563aef9bc332d7bb9c4f10fc4e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcbdc09999bec479271419609dd5c4faf0f06563aef9bc332d7bb9c4f10fc4e3", kill_on_drop: false }` [INFO] [stdout] bcbdc09999bec479271419609dd5c4faf0f06563aef9bc332d7bb9c4f10fc4e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5191dc12e980d19a90b17eb843721f5d16d2c4f02a82cfeb8b2aa421696d2eb4 [INFO] running `Command { std: "docker" "start" "-a" "5191dc12e980d19a90b17eb843721f5d16d2c4f02a82cfeb8b2aa421696d2eb4", kill_on_drop: false }` [INFO] [stderr] Compiling futures-sink v0.3.31 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling slab v0.4.11 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling uplock v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:207:19 [INFO] [stdout] | [INFO] [stdout] 207 | fn lock_inner(&self, expect: &'static str) -> MutexGuard> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 207 | fn lock_inner(&self, expect: &'static str) -> MutexGuard<'_, LockState> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.47s [INFO] running `Command { std: "docker" "inspect" "5191dc12e980d19a90b17eb843721f5d16d2c4f02a82cfeb8b2aa421696d2eb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5191dc12e980d19a90b17eb843721f5d16d2c4f02a82cfeb8b2aa421696d2eb4", kill_on_drop: false }` [INFO] [stdout] 5191dc12e980d19a90b17eb843721f5d16d2c4f02a82cfeb8b2aa421696d2eb4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ee6697c8dc8db99b2d50b47050be7c2fbd88a84937a89f71b31b3a3125b3bbd [INFO] running `Command { std: "docker" "start" "-a" "7ee6697c8dc8db99b2d50b47050be7c2fbd88a84937a89f71b31b3a3125b3bbd", kill_on_drop: false }` [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:207:19 [INFO] [stdout] | [INFO] [stdout] 207 | fn lock_inner(&self, expect: &'static str) -> MutexGuard> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 207 | fn lock_inner(&self, expect: &'static str) -> MutexGuard<'_, LockState> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio v1.48.0 [INFO] [stderr] Compiling uplock v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:207:19 [INFO] [stdout] | [INFO] [stdout] 207 | fn lock_inner(&self, expect: &'static str) -> MutexGuard> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 207 | fn lock_inner(&self, expect: &'static str) -> MutexGuard<'_, LockState> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.38s [INFO] running `Command { std: "docker" "inspect" "7ee6697c8dc8db99b2d50b47050be7c2fbd88a84937a89f71b31b3a3125b3bbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ee6697c8dc8db99b2d50b47050be7c2fbd88a84937a89f71b31b3a3125b3bbd", kill_on_drop: false }` [INFO] [stdout] 7ee6697c8dc8db99b2d50b47050be7c2fbd88a84937a89f71b31b3a3125b3bbd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e1d6cae50c9f9ba02fed9163d3ea14e79422442de6bf419641123e19e3a42722 [INFO] running `Command { std: "docker" "start" "-a" "e1d6cae50c9f9ba02fed9163d3ea14e79422442de6bf419641123e19e3a42722", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:207:19 [INFO] [stderr] | [INFO] [stderr] 207 | fn lock_inner(&self, expect: &'static str) -> MutexGuard> { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 207 | fn lock_inner(&self, expect: &'static str) -> MutexGuard<'_, LockState> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `uplock` (lib) generated 1 warning (run `cargo fix --lib -p uplock` to apply 1 suggestion) [INFO] [stderr] warning: `uplock` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/uplock-d7b43e213fd592aa) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::my_test ... 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] [stderr] Doc-tests uplock [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e1d6cae50c9f9ba02fed9163d3ea14e79422442de6bf419641123e19e3a42722", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1d6cae50c9f9ba02fed9163d3ea14e79422442de6bf419641123e19e3a42722", kill_on_drop: false }` [INFO] [stdout] e1d6cae50c9f9ba02fed9163d3ea14e79422442de6bf419641123e19e3a42722