[INFO] fetching crate mut_guard 0.1.0... [INFO] testing mut_guard-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate mut_guard 0.1.0 into /workspace/builds/worker-61/source [INFO] validating manifest of crates.io crate mut_guard 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mut_guard 0.1.0 [INFO] finished tweaking crates.io crate mut_guard 0.1.0 [INFO] tweaked toml for crates.io crate mut_guard 0.1.0 written to /workspace/builds/worker-61/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b1d55942cf5df808355593a032d28d959c54341502f3dfef1d0711a208150fde [INFO] running `Command { std: "docker" "start" "-a" "b1d55942cf5df808355593a032d28d959c54341502f3dfef1d0711a208150fde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1d55942cf5df808355593a032d28d959c54341502f3dfef1d0711a208150fde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1d55942cf5df808355593a032d28d959c54341502f3dfef1d0711a208150fde", kill_on_drop: false }` [INFO] [stdout] b1d55942cf5df808355593a032d28d959c54341502f3dfef1d0711a208150fde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d6cce66e9c6a76fa9265f806626cf5ee12894018b6109e5378fb2c371000316 [INFO] running `Command { std: "docker" "start" "-a" "5d6cce66e9c6a76fa9265f806626cf5ee12894018b6109e5378fb2c371000316", kill_on_drop: false }` [INFO] [stderr] Compiling mut_guard v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:211:12 [INFO] [stdout] | [INFO] [stdout] 211 | f: Box<'a + FnMut(&mut T)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + FnMut(&mut T)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "5d6cce66e9c6a76fa9265f806626cf5ee12894018b6109e5378fb2c371000316", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d6cce66e9c6a76fa9265f806626cf5ee12894018b6109e5378fb2c371000316", kill_on_drop: false }` [INFO] [stdout] 5d6cce66e9c6a76fa9265f806626cf5ee12894018b6109e5378fb2c371000316 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ae66306ad8df50770c865cba7dbae2868c1548c7a73a2242a351521abc51916 [INFO] running `Command { std: "docker" "start" "-a" "3ae66306ad8df50770c865cba7dbae2868c1548c7a73a2242a351521abc51916", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:211:12 [INFO] [stdout] | [INFO] [stdout] 211 | f: Box<'a + FnMut(&mut T)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + FnMut(&mut T)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling mut_guard v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:211:12 [INFO] [stdout] | [INFO] [stdout] 211 | f: Box<'a + FnMut(&mut T)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + FnMut(&mut T)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 10.70s [INFO] running `Command { std: "docker" "inspect" "3ae66306ad8df50770c865cba7dbae2868c1548c7a73a2242a351521abc51916", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ae66306ad8df50770c865cba7dbae2868c1548c7a73a2242a351521abc51916", kill_on_drop: false }` [INFO] [stdout] 3ae66306ad8df50770c865cba7dbae2868c1548c7a73a2242a351521abc51916 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ced1a79bf0de4a2eee00c613294226c5e02b4184a779cdebca0dace9454299f2 [INFO] running `Command { std: "docker" "start" "-a" "ced1a79bf0de4a2eee00c613294226c5e02b4184a779cdebca0dace9454299f2", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:211:12 [INFO] [stderr] | [INFO] [stderr] 211 | f: Box<'a + FnMut(&mut T)>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + FnMut(&mut T)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `mut_guard` (lib) generated 1 warning [INFO] [stderr] warning: `mut_guard` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mut_guard-3965621bc8c8f8c6) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::bank ... ok [INFO] [stdout] test tests::count_access ... ok [INFO] [stdout] test tests::invariant_bank - should panic ... ok [INFO] [stdout] test tests::less_than - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests mut_guard [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 17) ... ok [INFO] [stdout] test src/lib.rs - (line 57) ... ok [INFO] [stdout] test src/lib.rs - (line 85) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ced1a79bf0de4a2eee00c613294226c5e02b4184a779cdebca0dace9454299f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ced1a79bf0de4a2eee00c613294226c5e02b4184a779cdebca0dace9454299f2", kill_on_drop: false }` [INFO] [stdout] ced1a79bf0de4a2eee00c613294226c5e02b4184a779cdebca0dace9454299f2