[INFO] fetching crate doubter-impl 0.1.0... [INFO] checking doubter-impl-0.1.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate doubter-impl 0.1.0 into /workspace/builds/worker-113/source [INFO] validating manifest of crates.io crate doubter-impl 0.1.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-113/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 439fce61176c0ac5c5b5a57888c84a57a6197426be296a5715b75c7113cd6f1c [INFO] running `Command { std: "docker" "start" "-a" "439fce61176c0ac5c5b5a57888c84a57a6197426be296a5715b75c7113cd6f1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "439fce61176c0ac5c5b5a57888c84a57a6197426be296a5715b75c7113cd6f1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "439fce61176c0ac5c5b5a57888c84a57a6197426be296a5715b75c7113cd6f1c", kill_on_drop: false }` [INFO] [stdout] 439fce61176c0ac5c5b5a57888c84a57a6197426be296a5715b75c7113cd6f1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2bcb6a2da4300e8d822b3860f1e454a6bfcf624a6dc66af10ff9aeaa34ce9a3d [INFO] running `Command { std: "docker" "start" "-a" "2bcb6a2da4300e8d822b3860f1e454a6bfcf624a6dc66af10ff9aeaa34ce9a3d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Compiling pulldown-cmark v0.1.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking bytecount v0.3.2 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking 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 [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: 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 [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.96s [INFO] running `Command { std: "docker" "inspect" "2bcb6a2da4300e8d822b3860f1e454a6bfcf624a6dc66af10ff9aeaa34ce9a3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bcb6a2da4300e8d822b3860f1e454a6bfcf624a6dc66af10ff9aeaa34ce9a3d", kill_on_drop: false }` [INFO] [stdout] 2bcb6a2da4300e8d822b3860f1e454a6bfcf624a6dc66af10ff9aeaa34ce9a3d