[INFO] fetching crate mock-embedded-io 0.1.0... [INFO] testing mock-embedded-io-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate mock-embedded-io 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate mock-embedded-io 0.1.0 [INFO] finished tweaking crates.io crate mock-embedded-io 0.1.0 [INFO] tweaked toml for crates.io crate mock-embedded-io 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mock-embedded-io 0.1.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mock-embedded-io 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a2aaa194e0694747f711b650dd4fa14179c79dad7dee4efca889a71ec444e83 [INFO] running `Command { std: "docker" "start" "-a" "9a2aaa194e0694747f711b650dd4fa14179c79dad7dee4efca889a71ec444e83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a2aaa194e0694747f711b650dd4fa14179c79dad7dee4efca889a71ec444e83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a2aaa194e0694747f711b650dd4fa14179c79dad7dee4efca889a71ec444e83", kill_on_drop: false }` [INFO] [stdout] 9a2aaa194e0694747f711b650dd4fa14179c79dad7dee4efca889a71ec444e83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4fee5ea65ebc9ddffc04c4dec2c11c57901c9f515f0cbc3f92854ac608a7fec5 [INFO] running `Command { std: "docker" "start" "-a" "4fee5ea65ebc9ddffc04c4dec2c11c57901c9f515f0cbc3f92854ac608a7fec5", kill_on_drop: false }` [INFO] [stderr] Compiling embedded-io-async v0.6.1 [INFO] [stderr] Compiling embedded-io v0.6.1 [INFO] [stderr] Compiling mock-embedded-io v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:228:25 [INFO] [stdout] | [INFO] [stdout] 228 | pub fn owned_handle(&mut self) -> OwnedHandle { [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] 228 | pub fn owned_handle(&mut self) -> OwnedHandle<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:329:25 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn owned_handle(&mut self) -> OwnedHandle { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 329 | pub fn owned_handle(&mut self) -> OwnedHandle<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "4fee5ea65ebc9ddffc04c4dec2c11c57901c9f515f0cbc3f92854ac608a7fec5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fee5ea65ebc9ddffc04c4dec2c11c57901c9f515f0cbc3f92854ac608a7fec5", kill_on_drop: false }` [INFO] [stdout] 4fee5ea65ebc9ddffc04c4dec2c11c57901c9f515f0cbc3f92854ac608a7fec5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 20f63c99debbe37f4693ff8454307e1cdb22145fe44feea800904ca5fa94c740 [INFO] running `Command { std: "docker" "start" "-a" "20f63c99debbe37f4693ff8454307e1cdb22145fe44feea800904ca5fa94c740", kill_on_drop: false }` [INFO] [stderr] Compiling mio v1.0.3 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:228:25 [INFO] [stdout] | [INFO] [stdout] 228 | pub fn owned_handle(&mut self) -> OwnedHandle { [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] 228 | pub fn owned_handle(&mut self) -> OwnedHandle<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:329:25 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn owned_handle(&mut self) -> OwnedHandle { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 329 | pub fn owned_handle(&mut self) -> OwnedHandle<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling tokio v1.44.2 [INFO] [stderr] Compiling mock-embedded-io v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:228:25 [INFO] [stdout] | [INFO] [stdout] 228 | pub fn owned_handle(&mut self) -> OwnedHandle { [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] 228 | pub fn owned_handle(&mut self) -> OwnedHandle<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:329:25 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn owned_handle(&mut self) -> OwnedHandle { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 329 | pub fn owned_handle(&mut self) -> OwnedHandle<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 11.48s [INFO] running `Command { std: "docker" "inspect" "20f63c99debbe37f4693ff8454307e1cdb22145fe44feea800904ca5fa94c740", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20f63c99debbe37f4693ff8454307e1cdb22145fe44feea800904ca5fa94c740", kill_on_drop: false }` [INFO] [stdout] 20f63c99debbe37f4693ff8454307e1cdb22145fe44feea800904ca5fa94c740 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6af1465242a359a0e24a5ecbd58213fb83039c430478c73baabc4c085d1b3ad2 [INFO] running `Command { std: "docker" "start" "-a" "6af1465242a359a0e24a5ecbd58213fb83039c430478c73baabc4c085d1b3ad2", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:228:25 [INFO] [stderr] | [INFO] [stderr] 228 | pub fn owned_handle(&mut self) -> OwnedHandle { [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] 228 | pub fn owned_handle(&mut self) -> OwnedHandle<'_, Self> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:329:25 [INFO] [stderr] | [INFO] [stderr] 329 | pub fn owned_handle(&mut self) -> OwnedHandle { [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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 329 | pub fn owned_handle(&mut self) -> OwnedHandle<'_, Self> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `mock-embedded-io` (lib) generated 2 warnings (run `cargo fix --lib -p mock-embedded-io` to apply 2 suggestions) [INFO] [stderr] warning: `mock-embedded-io` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mock_embedded_io-36f911e8665333e7) [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] [stderr] Doc-tests mock_embedded_io [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - Source (line 144) ... ok [INFO] [stdout] test src/lib.rs - OwnedHandle (line 101) ... ok [INFO] [stdout] test src/lib.rs - Sink (line 242) ... ok [INFO] [stdout] test src/lib.rs - (line 15) ... ok [INFO] [stdout] test src/lib.rs - Sink (line 259) ... ok [INFO] [stdout] test src/lib.rs - Source (line 162) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6af1465242a359a0e24a5ecbd58213fb83039c430478c73baabc4c085d1b3ad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6af1465242a359a0e24a5ecbd58213fb83039c430478c73baabc4c085d1b3ad2", kill_on_drop: false }` [INFO] [stdout] 6af1465242a359a0e24a5ecbd58213fb83039c430478c73baabc4c085d1b3ad2