[INFO] fetching crate doubter-impl 0.1.0... [INFO] testing doubter-impl-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate doubter-impl 0.1.0 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate doubter-impl 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate doubter-impl 0.1.0 [INFO] finished tweaking crates.io crate doubter-impl 0.1.0 [INFO] tweaked toml for crates.io crate doubter-impl 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b5d6239f5bcd5238e67f9012ccebdb34a4629f73351ac09c67c7a9fdfd94e28 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9b5d6239f5bcd5238e67f9012ccebdb34a4629f73351ac09c67c7a9fdfd94e28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b5d6239f5bcd5238e67f9012ccebdb34a4629f73351ac09c67c7a9fdfd94e28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b5d6239f5bcd5238e67f9012ccebdb34a4629f73351ac09c67c7a9fdfd94e28", kill_on_drop: false }` [INFO] [stdout] 9b5d6239f5bcd5238e67f9012ccebdb34a4629f73351ac09c67c7a9fdfd94e28 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a3b0bc18d39bb67a25c196d31f6bf45b293950bfeb8ab16b400ae04000d70c6e [INFO] running `Command { std: "docker" "start" "-a" "a3b0bc18d39bb67a25c196d31f6bf45b293950bfeb8ab16b400ae04000d70c6e", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling pulldown-cmark v0.1.2 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling bytecount v0.3.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling doubter-impl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/util.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | E: Into>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync + 'static` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> src/util.rs:21:31 [INFO] [stdout] | [INFO] [stdout] 21 | String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.77s [INFO] running `Command { std: "docker" "inspect" "a3b0bc18d39bb67a25c196d31f6bf45b293950bfeb8ab16b400ae04000d70c6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3b0bc18d39bb67a25c196d31f6bf45b293950bfeb8ab16b400ae04000d70c6e", kill_on_drop: false }` [INFO] [stdout] a3b0bc18d39bb67a25c196d31f6bf45b293950bfeb8ab16b400ae04000d70c6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0f43d4dfe2cf037db48b63909d70fa3a179e3d742764b019cd765c0713ad7664 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0f43d4dfe2cf037db48b63909d70fa3a179e3d742764b019cd765c0713ad7664", kill_on_drop: false }` [INFO] [stderr] Compiling doubter-impl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/util.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | E: Into>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync + 'static` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> src/util.rs:21:31 [INFO] [stdout] | [INFO] [stdout] 21 | String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/util.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | E: Into>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync + 'static` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> src/util.rs:21:31 [INFO] [stdout] | [INFO] [stdout] 21 | String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.14s [INFO] running `Command { std: "docker" "inspect" "0f43d4dfe2cf037db48b63909d70fa3a179e3d742764b019cd765c0713ad7664", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f43d4dfe2cf037db48b63909d70fa3a179e3d742764b019cd765c0713ad7664", kill_on_drop: false }` [INFO] [stdout] 0f43d4dfe2cf037db48b63909d70fa3a179e3d742764b019cd765c0713ad7664 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9d41499deb47f0e35b80e2c163fdac51b22b49eb5c7a787f27e4dc9f7de40c2c [INFO] running `Command { std: "docker" "start" "-a" "9d41499deb47f0e35b80e2c163fdac51b22b49eb5c7a787f27e4dc9f7de40c2c", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/util.rs:9:17 [INFO] [stderr] | [INFO] [stderr] 9 | E: Into>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync + 'static` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> src/util.rs:21:31 [INFO] [stderr] | [INFO] [stderr] 21 | String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) }); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/util.rs:9:17 [INFO] [stderr] | [INFO] [stderr] 9 | E: Into>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync + 'static` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> src/util.rs:21:31 [INFO] [stderr] | [INFO] [stderr] 21 | String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) }); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/doubter_impl-55fb7ebbb29fcd6f) [INFO] [stdout] [INFO] [stderr] Doc-tests doubter-impl [INFO] [stdout] running 4 tests [INFO] [stdout] test render::sanitize::test_sanitize ... ok [INFO] [stdout] test tree::normalize_path::test_normalize_path ... ok [INFO] [stdout] test extract::tests::test_single_block ... ok [INFO] [stdout] test extract::tests::test_no_blocks ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stdout] [INFO] [stderr] --> /opt/rustwide/workdir/src/util.rs:21:31 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 21 | String::with_capacity({ file.metadata().map(|m| m.len() as usize + 1).unwrap_or(0) }); [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] running `Command { std: "docker" "inspect" "9d41499deb47f0e35b80e2c163fdac51b22b49eb5c7a787f27e4dc9f7de40c2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d41499deb47f0e35b80e2c163fdac51b22b49eb5c7a787f27e4dc9f7de40c2c", kill_on_drop: false }` [INFO] [stdout] 9d41499deb47f0e35b80e2c163fdac51b22b49eb5c7a787f27e4dc9f7de40c2c