[INFO] fetching crate nx 0.3.0... [INFO] checking nx-0.3.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate nx 0.3.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate nx 0.3.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nx 0.3.0 [INFO] finished tweaking crates.io crate nx 0.3.0 [INFO] tweaked toml for crates.io crate nx 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 21 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding deflate v0.7.20 (available: v1.0.0) [INFO] [stderr] Adding image v0.18.0 (available: v0.25.2) [INFO] [stderr] Adding inflate v0.3.4 (available: v0.4.5) [INFO] [stderr] Adding memmap v0.6.2 (available: v0.7.0) [INFO] [stderr] Adding num-rational v0.1.42 (available: v0.4.2) [INFO] [stderr] Adding num-traits v0.1.43 (available: v0.2.19) [INFO] [stderr] Adding png v0.11.0 (available: v0.17.13) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0d5044f3f3006e788cb7c4f465583036c2b9464faf810cd202dd75bf9dcb2899 [INFO] running `Command { std: "docker" "start" "-a" "0d5044f3f3006e788cb7c4f465583036c2b9464faf810cd202dd75bf9dcb2899", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0d5044f3f3006e788cb7c4f465583036c2b9464faf810cd202dd75bf9dcb2899", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d5044f3f3006e788cb7c4f465583036c2b9464faf810cd202dd75bf9dcb2899", kill_on_drop: false }` [INFO] [stdout] 0d5044f3f3006e788cb7c4f465583036c2b9464faf810cd202dd75bf9dcb2899 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] efcc030e51e8826e5a476c962b9ccf11d8bc5f7ab5257793315e0aa4bc06d439 [INFO] running `Command { std: "docker" "start" "-a" "efcc030e51e8826e5a476c962b9ccf11d8bc5f7ab5257793315e0aa4bc06d439", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Compiling nx v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking inflate v0.3.4 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking png v0.11.0 [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/file.rs:79:20 [INFO] [stdout] | [INFO] [stdout] 79 | let file = try!(FsFile::open(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/file.rs:80:19 [INFO] [stdout] | [INFO] [stdout] 80 | let map = try!(Mmap::map(&file)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file.rs:40:32 [INFO] [stdout] | [INFO] [stdout] 40 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 40 | fn cause(&self) -> Option<&dyn StdError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/file.rs:35:36 [INFO] [stdout] | [INFO] [stdout] 35 | &Error::Io(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/file.rs:49:20 [INFO] [stdout] | [INFO] [stdout] 49 | match self.cause() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/file.rs:50:56 [INFO] [stdout] | [INFO] [stdout] 50 | Some(cause) => write!(fmt, "{} ({})", self.description(), cause), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/file.rs:51:44 [INFO] [stdout] | [INFO] [stdout] 51 | None => write!(fmt, "{}", self.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking image v0.18.0 [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/file.rs:79:20 [INFO] [stdout] | [INFO] [stdout] 79 | let file = try!(FsFile::open(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/file.rs:80:19 [INFO] [stdout] | [INFO] [stdout] 80 | let map = try!(Mmap::map(&file)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file.rs:40:32 [INFO] [stdout] | [INFO] [stdout] 40 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 40 | fn cause(&self) -> Option<&dyn StdError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/file.rs:35:36 [INFO] [stdout] | [INFO] [stdout] 35 | &Error::Io(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/file.rs:49:20 [INFO] [stdout] | [INFO] [stdout] 49 | match self.cause() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/file.rs:50:56 [INFO] [stdout] | [INFO] [stdout] 50 | Some(cause) => write!(fmt, "{} ({})", self.description(), cause), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/file.rs:51:44 [INFO] [stdout] | [INFO] [stdout] 51 | None => write!(fmt, "{}", self.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.03s [INFO] running `Command { std: "docker" "inspect" "efcc030e51e8826e5a476c962b9ccf11d8bc5f7ab5257793315e0aa4bc06d439", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efcc030e51e8826e5a476c962b9ccf11d8bc5f7ab5257793315e0aa4bc06d439", kill_on_drop: false }` [INFO] [stdout] efcc030e51e8826e5a476c962b9ccf11d8bc5f7ab5257793315e0aa4bc06d439