[INFO] fetching crate arc-guard 0.2.0... [INFO] testing arc-guard-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate arc-guard 0.2.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate arc-guard 0.2.0 [INFO] finished tweaking crates.io crate arc-guard 0.2.0 [INFO] tweaked toml for crates.io crate arc-guard 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate arc-guard 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f7c87cb9e50dfb14fb17f9ded4409b5e558d7c0a94b7fede59f6ea52a75e77c8 [INFO] running `Command { std: "docker" "start" "-a" "f7c87cb9e50dfb14fb17f9ded4409b5e558d7c0a94b7fede59f6ea52a75e77c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7c87cb9e50dfb14fb17f9ded4409b5e558d7c0a94b7fede59f6ea52a75e77c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7c87cb9e50dfb14fb17f9ded4409b5e558d7c0a94b7fede59f6ea52a75e77c8", kill_on_drop: false }` [INFO] [stdout] f7c87cb9e50dfb14fb17f9ded4409b5e558d7c0a94b7fede59f6ea52a75e77c8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b440e62c91ff23bc9aca52f75ec2c8403c5be328d8f05635aefe66aae9ce50d7 [INFO] running `Command { std: "docker" "start" "-a" "b440e62c91ff23bc9aca52f75ec2c8403c5be328d8f05635aefe66aae9ce50d7", kill_on_drop: false }` [INFO] [stderr] Compiling arc-guard v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "b440e62c91ff23bc9aca52f75ec2c8403c5be328d8f05635aefe66aae9ce50d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b440e62c91ff23bc9aca52f75ec2c8403c5be328d8f05635aefe66aae9ce50d7", kill_on_drop: false }` [INFO] [stdout] b440e62c91ff23bc9aca52f75ec2c8403c5be328d8f05635aefe66aae9ce50d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9309bef202e22f46eb24f1838f8e53d7ca795b797726324e2802a88004e24764 [INFO] running `Command { std: "docker" "start" "-a" "9309bef202e22f46eb24f1838f8e53d7ca795b797726324e2802a88004e24764", kill_on_drop: false }` [INFO] [stderr] Compiling arc-guard v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `indicator` [INFO] [stdout] --> src/lib.rs:139:41 [INFO] [stdout] | [INFO] [stdout] 139 | let string = indicator.execute(|indicator| -> String { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indicator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s [INFO] running `Command { std: "docker" "inspect" "9309bef202e22f46eb24f1838f8e53d7ca795b797726324e2802a88004e24764", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9309bef202e22f46eb24f1838f8e53d7ca795b797726324e2802a88004e24764", kill_on_drop: false }` [INFO] [stdout] 9309bef202e22f46eb24f1838f8e53d7ca795b797726324e2802a88004e24764 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f90b740a938c27d375146771f44c11d9b3207eb87dbe05463fd8bd2164a65890 [INFO] running `Command { std: "docker" "start" "-a" "f90b740a938c27d375146771f44c11d9b3207eb87dbe05463fd8bd2164a65890", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `indicator` [INFO] [stderr] --> src/lib.rs:139:41 [INFO] [stderr] | [INFO] [stderr] 139 | let string = indicator.execute(|indicator| -> String { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indicator` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `arc-guard` (lib test) generated 1 warning (run `cargo fix --lib -p arc-guard --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arc_guard-b6b07249cec793da) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stderr] Doc-tests arc_guard [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] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/lib.rs - ArcGuard::execute (line 62) ... FAILED [INFO] [stdout] test src/lib.rs - ArcGuard::arc (line 98) ... FAILED [INFO] [stdout] test src/lib.rs - ArcGuard::clone (line 113) ... FAILED [INFO] [stdout] test src/lib.rs - (line 22) ... FAILED [INFO] [stdout] test src/lib.rs - (line 8) ... FAILED [INFO] [stdout] test src/lib.rs - ArcGuard::new (line 45) ... FAILED [INFO] [stdout] test src/lib.rs - ArcGuard::execute (line 78) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - ArcGuard::execute (line 62) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Indicator` [INFO] [stdout] --> src/lib.rs:66:31 [INFO] [stdout] | [INFO] [stdout] 66 | let indicator = ArcGuard::new(Indicator::new()); [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `Indicator` [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:68:20 [INFO] [stdout] | [INFO] [stdout] 68 | indicator.execute(|indicator| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 69 | let indicator = indicator.lock().expect("Unable to lock indicator."); [INFO] [stdout] | --------- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 68 | indicator.execute(|indicator: /* Type */| { [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - ArcGuard::arc (line 98) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Indicator` [INFO] [stdout] --> src/lib.rs:102:31 [INFO] [stdout] | [INFO] [stdout] 102 | let indicator = ArcGuard::new(Indicator::new()); [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `Indicator` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - ArcGuard::clone (line 113) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Indicator` [INFO] [stdout] --> src/lib.rs:117:31 [INFO] [stdout] | [INFO] [stdout] 117 | let indicator = ArcGuard::new(Indicator::new()); [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `Indicator` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 22) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Indicator` [INFO] [stdout] --> src/lib.rs:26:31 [INFO] [stdout] | [INFO] [stdout] 26 | let indicator = ArcGuard::new(Indicator::new()); [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `Indicator` [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:28:20 [INFO] [stdout] | [INFO] [stdout] 28 | indicator.execute(|indicator| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 29 | let indicator = indicator.lock().expect("Unable to lock indicator."); [INFO] [stdout] | --------- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 28 | indicator.execute(|indicator: /* Type */| { [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 8) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Indicator` [INFO] [stdout] --> src/lib.rs:11:37 [INFO] [stdout] | [INFO] [stdout] 11 | let indicator = Arc::new(Mutex::new(Indicator::new())); [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `Indicator` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - ArcGuard::new (line 45) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Indicator` [INFO] [stdout] --> src/lib.rs:49:31 [INFO] [stdout] | [INFO] [stdout] 49 | let indicator = ArcGuard::new(Indicator::new()); [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `Indicator` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - ArcGuard::execute (line 78) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Indicator` [INFO] [stdout] --> src/lib.rs:82:31 [INFO] [stdout] | [INFO] [stdout] 82 | let indicator = ArcGuard::new(Indicator::new()); [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `Indicator` [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:84:46 [INFO] [stdout] | [INFO] [stdout] 84 | let some_string: String = indicator.execute(|indicator| -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 85 | let indicator = indicator.lock().expect("Unable to lock indicator."); [INFO] [stdout] | --------- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 84 | let some_string: String = indicator.execute(|indicator: /* Type */| -> String { [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 22) [INFO] [stdout] src/lib.rs - (line 8) [INFO] [stdout] src/lib.rs - ArcGuard::arc (line 98) [INFO] [stdout] src/lib.rs - ArcGuard::clone (line 113) [INFO] [stdout] src/lib.rs - ArcGuard::execute (line 62) [INFO] [stdout] src/lib.rs - ArcGuard::execute (line 78) [INFO] [stdout] src/lib.rs - ArcGuard::new (line 45) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 7 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "f90b740a938c27d375146771f44c11d9b3207eb87dbe05463fd8bd2164a65890", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f90b740a938c27d375146771f44c11d9b3207eb87dbe05463fd8bd2164a65890", kill_on_drop: false }` [INFO] [stdout] f90b740a938c27d375146771f44c11d9b3207eb87dbe05463fd8bd2164a65890