[INFO] fetching crate one_at_a_time_please 1.0.1... [INFO] testing one_at_a_time_please-1.0.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate one_at_a_time_please 1.0.1 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate one_at_a_time_please 1.0.1 [INFO] finished tweaking crates.io crate one_at_a_time_please 1.0.1 [INFO] tweaked toml for crates.io crate one_at_a_time_please 1.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate one_at_a_time_please 1.0.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 23 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20331927a8b0da7b2a6efa139a51d314ff2c0d0dee9ef75639c9ecdb6cf90c90 [INFO] running `Command { std: "docker" "start" "-a" "20331927a8b0da7b2a6efa139a51d314ff2c0d0dee9ef75639c9ecdb6cf90c90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20331927a8b0da7b2a6efa139a51d314ff2c0d0dee9ef75639c9ecdb6cf90c90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20331927a8b0da7b2a6efa139a51d314ff2c0d0dee9ef75639c9ecdb6cf90c90", kill_on_drop: false }` [INFO] [stdout] 20331927a8b0da7b2a6efa139a51d314ff2c0d0dee9ef75639c9ecdb6cf90c90 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 34ec636baa5bcbdc900239321ca992cc73ac1564e49b882f8265fa8ceb3281f0 [INFO] running `Command { std: "docker" "start" "-a" "34ec636baa5bcbdc900239321ca992cc73ac1564e49b882f8265fa8ceb3281f0", kill_on_drop: false }` [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling one_at_a_time_please_derive v1.0.1 [INFO] [stderr] Compiling parking_lot v0.12.4 [INFO] [stderr] Compiling one_at_a_time_please v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/one_at_a_time_struct.rs:41:17 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn lock(&self) -> OneAtATimeGuard { [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] 41 | pub fn lock(&self) -> OneAtATimeGuard<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "34ec636baa5bcbdc900239321ca992cc73ac1564e49b882f8265fa8ceb3281f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34ec636baa5bcbdc900239321ca992cc73ac1564e49b882f8265fa8ceb3281f0", kill_on_drop: false }` [INFO] [stdout] 34ec636baa5bcbdc900239321ca992cc73ac1564e49b882f8265fa8ceb3281f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ebb2cf6b05b23d23ff1336c0c831691d490c5d9398fd77e02d16fd95f59a26a [INFO] running `Command { std: "docker" "start" "-a" "0ebb2cf6b05b23d23ff1336c0c831691d490c5d9398fd77e02d16fd95f59a26a", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/one_at_a_time_struct.rs:41:17 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn lock(&self) -> OneAtATimeGuard { [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] 41 | pub fn lock(&self) -> OneAtATimeGuard<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling one_at_a_time_please v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/one_at_a_time_struct.rs:41:17 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn lock(&self) -> OneAtATimeGuard { [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] 41 | pub fn lock(&self) -> OneAtATimeGuard<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "0ebb2cf6b05b23d23ff1336c0c831691d490c5d9398fd77e02d16fd95f59a26a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ebb2cf6b05b23d23ff1336c0c831691d490c5d9398fd77e02d16fd95f59a26a", kill_on_drop: false }` [INFO] [stdout] 0ebb2cf6b05b23d23ff1336c0c831691d490c5d9398fd77e02d16fd95f59a26a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c61246a961236ca040109084ec5c11e303f9ace12ee37dca6a9725264f94f668 [INFO] running `Command { std: "docker" "start" "-a" "c61246a961236ca040109084ec5c11e303f9ace12ee37dca6a9725264f94f668", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/one_at_a_time_struct.rs:41:17 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn lock(&self) -> OneAtATimeGuard { [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] 41 | pub fn lock(&self) -> OneAtATimeGuard<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `one_at_a_time_please` (lib) generated 1 warning (run `cargo fix --lib -p one_at_a_time_please` to apply 1 suggestion) [INFO] [stderr] warning: `one_at_a_time_please` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/one_at_a_time_please-acb3922932762c81) [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] Running tests/basic_functions.rs (/opt/rustwide/target/debug/deps/basic_functions-c47d2e6c6cbb5829) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test it_allows_basic_function_calls ... ok [INFO] [stdout] test it_allows_recursion ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/unsafe_counter.rs (/opt/rustwide/target/debug/deps/unsafe_counter-55e805ebc2f89a54) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test it_should_lock_when_using_unsafe_counter_through_struct ... ok [INFO] [stdout] test it_should_lock_when_using_unsafe_counter_through_lambda ... ok [INFO] [stdout] test it_should_lock_when_using_unsafe_counter_through_proc_attribute ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests one_at_a_time_please [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" "c61246a961236ca040109084ec5c11e303f9ace12ee37dca6a9725264f94f668", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c61246a961236ca040109084ec5c11e303f9ace12ee37dca6a9725264f94f668", kill_on_drop: false }` [INFO] [stdout] c61246a961236ca040109084ec5c11e303f9ace12ee37dca6a9725264f94f668