[INFO] fetching crate blocker 0.1.2... [INFO] testing blocker-0.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate blocker 0.1.2 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate blocker 0.1.2 [INFO] finished tweaking crates.io crate blocker 0.1.2 [INFO] tweaked toml for crates.io crate blocker 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate blocker 0.1.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate blocker 0.1.2 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures v0.3.8 [INFO] [stderr] Downloaded quote v1.0.7 [INFO] [stderr] Downloaded proc-macro2 v1.0.24 [INFO] [stderr] Downloaded pin-project v1.0.2 [INFO] [stderr] Downloaded futures-task v0.3.8 [INFO] [stderr] Downloaded futures-io v0.3.8 [INFO] [stderr] Downloaded futures-channel v0.3.8 [INFO] [stderr] Downloaded futures-core v0.3.8 [INFO] [stderr] Downloaded futures-util v0.3.8 [INFO] [stderr] Downloaded futures-sink v0.3.8 [INFO] [stderr] Downloaded pin-project-internal v1.0.2 [INFO] [stderr] Downloaded syn v1.0.54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c6cb7e8ed9ca3ccadf876a37564a522afc7d83b315ad27e66448ac082ff220ce [INFO] running `Command { std: "docker" "start" "-a" "c6cb7e8ed9ca3ccadf876a37564a522afc7d83b315ad27e66448ac082ff220ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6cb7e8ed9ca3ccadf876a37564a522afc7d83b315ad27e66448ac082ff220ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6cb7e8ed9ca3ccadf876a37564a522afc7d83b315ad27e66448ac082ff220ce", kill_on_drop: false }` [INFO] [stdout] c6cb7e8ed9ca3ccadf876a37564a522afc7d83b315ad27e66448ac082ff220ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 687a66bb96421f38e8412666c07fdc00eb6a67892624ff42ddfcb1154bfeb9b0 [INFO] running `Command { std: "docker" "start" "-a" "687a66bb96421f38e8412666c07fdc00eb6a67892624ff42ddfcb1154bfeb9b0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling futures-sink v0.3.8 [INFO] [stderr] Compiling futures-core v0.3.8 [INFO] [stderr] Compiling futures-task v0.3.8 [INFO] [stderr] Compiling futures-io v0.3.8 [INFO] [stderr] Compiling futures-channel v0.3.8 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling pin-project v1.0.2 [INFO] [stderr] Compiling futures-util v0.3.8 [INFO] [stderr] Compiling futures v0.3.8 [INFO] [stderr] Compiling blocker v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `thread_yield` [INFO] [stdout] --> src/lib.rs:25:7 [INFO] [stdout] | [INFO] [stdout] 25 | #[cfg(thread_yield)] [INFO] [stdout] | ^^^^^^^^^^^^ help: found config with similar value: `feature = "thread_yield"` [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thread_yield)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thread_yield)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `thread_yield` [INFO] [stdout] --> src/lib.rs:63:19 [INFO] [stdout] | [INFO] [stdout] 63 | #[cfg(thread_yield)] [INFO] [stdout] | ^^^^^^^^^^^^ help: found config with similar value: `feature = "thread_yield"` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thread_yield)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thread_yield)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.94s [INFO] running `Command { std: "docker" "inspect" "687a66bb96421f38e8412666c07fdc00eb6a67892624ff42ddfcb1154bfeb9b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "687a66bb96421f38e8412666c07fdc00eb6a67892624ff42ddfcb1154bfeb9b0", kill_on_drop: false }` [INFO] [stdout] 687a66bb96421f38e8412666c07fdc00eb6a67892624ff42ddfcb1154bfeb9b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c3e12b9c3152351e25973c2b3606c88d52ddb47ade5d03e45e3c27ab5e8d01f8 [INFO] running `Command { std: "docker" "start" "-a" "c3e12b9c3152351e25973c2b3606c88d52ddb47ade5d03e45e3c27ab5e8d01f8", kill_on_drop: false }` [INFO] [stderr] Compiling blocker v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `thread_yield` [INFO] [stdout] --> src/lib.rs:25:7 [INFO] [stdout] | [INFO] [stdout] 25 | #[cfg(thread_yield)] [INFO] [stdout] | ^^^^^^^^^^^^ help: found config with similar value: `feature = "thread_yield"` [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thread_yield)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thread_yield)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `thread_yield` [INFO] [stdout] --> src/lib.rs:63:19 [INFO] [stdout] | [INFO] [stdout] 63 | #[cfg(thread_yield)] [INFO] [stdout] | ^^^^^^^^^^^^ help: found config with similar value: `feature = "thread_yield"` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thread_yield)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thread_yield)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `thread_yield` [INFO] [stdout] --> src/lib.rs:25:7 [INFO] [stdout] | [INFO] [stdout] 25 | #[cfg(thread_yield)] [INFO] [stdout] | ^^^^^^^^^^^^ help: found config with similar value: `feature = "thread_yield"` [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thread_yield)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thread_yield)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `thread_yield` [INFO] [stdout] --> src/lib.rs:63:19 [INFO] [stdout] | [INFO] [stdout] 63 | #[cfg(thread_yield)] [INFO] [stdout] | ^^^^^^^^^^^^ help: found config with similar value: `feature = "thread_yield"` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thread_yield)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thread_yield)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:145:33 [INFO] [stdout] | [INFO] [stdout] 145 | let guard = original.deref().lock().unwrap(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `std::sync::Mutex` does not implement `Deref`, so calling `deref` on `&std::sync::Mutex` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 145 - let guard = original.deref().lock().unwrap(); [INFO] [stdout] 145 + let guard = original.lock().unwrap(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] WARN rustc_errors::emitter Invalid span /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sync/poison/mutex.rs:227:1: 227:1 (#0), error=SourceNotAvailable { filename: Real(Remapped { local_path: None, virtual_name: "/rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sync/poison/mutex.rs" }) } [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "c3e12b9c3152351e25973c2b3606c88d52ddb47ade5d03e45e3c27ab5e8d01f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3e12b9c3152351e25973c2b3606c88d52ddb47ade5d03e45e3c27ab5e8d01f8", kill_on_drop: false }` [INFO] [stdout] c3e12b9c3152351e25973c2b3606c88d52ddb47ade5d03e45e3c27ab5e8d01f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 478dbebafa4ceab4098853b9f6924080deef85efc1975874ff48cba462251e8a [INFO] running `Command { std: "docker" "start" "-a" "478dbebafa4ceab4098853b9f6924080deef85efc1975874ff48cba462251e8a", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition name: `thread_yield` [INFO] [stderr] --> src/lib.rs:25:7 [INFO] [stderr] | [INFO] [stderr] 25 | #[cfg(thread_yield)] [INFO] [stderr] | ^^^^^^^^^^^^ help: found config with similar value: `feature = "thread_yield"` [INFO] [stderr] | [INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thread_yield)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thread_yield)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `thread_yield` [INFO] [stderr] --> src/lib.rs:63:19 [INFO] [stderr] | [INFO] [stderr] 63 | #[cfg(thread_yield)] [INFO] [stderr] | ^^^^^^^^^^^^ help: found config with similar value: `feature = "thread_yield"` [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thread_yield)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thread_yield)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] WARN rustc_errors::emitter Invalid span /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sync/poison/mutex.rs:227:1: 227:1 (#0), error=SourceNotAvailable { filename: Real(Remapped { local_path: None, virtual_name: "/rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sync/poison/mutex.rs" }) } [INFO] [stderr] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stderr] --> src/lib.rs:145:33 [INFO] [stderr] | [INFO] [stderr] 145 | let guard = original.deref().lock().unwrap(); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: the type `std::sync::Mutex` does not implement `Deref`, so calling `deref` on `&std::sync::Mutex` copies the reference, which does not do anything and can be removed [INFO] [stderr] = note: `#[warn(noop_method_call)]` on by default [INFO] [stderr] help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] 145 - let guard = original.deref().lock().unwrap(); [INFO] [stderr] 145 + let guard = original.lock().unwrap(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `blocker` (lib) generated 2 warnings [INFO] [stderr] warning: `blocker` (lib test) generated 3 warnings (2 duplicates) (run `cargo fix --lib -p blocker --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blocker-d23671a165a7834e) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::test_block_trait ... ok [INFO] [stdout] test tests::test_block ... ok [INFO] [stdout] test tests::test_rc ... ok [INFO] [stdout] test tests::test_rc_mutex ... ok [INFO] [stderr] Doc-tests blocker [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [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" "478dbebafa4ceab4098853b9f6924080deef85efc1975874ff48cba462251e8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "478dbebafa4ceab4098853b9f6924080deef85efc1975874ff48cba462251e8a", kill_on_drop: false }` [INFO] [stdout] 478dbebafa4ceab4098853b9f6924080deef85efc1975874ff48cba462251e8a