[INFO] cloning repository https://github.com/mythmon/smithy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mythmon/smithy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Fsmithy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Fsmithy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5486c21021679ae1381e44b3b55c8fbd96623a23 [INFO] checking mythmon/smithy against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Fsmithy" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mythmon/smithy on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mythmon/smithy [INFO] finished tweaking git repo https://github.com/mythmon/smithy [INFO] tweaked toml for git repo https://github.com/mythmon/smithy written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mythmon/smithy already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded walkdir v0.1.5 [INFO] [stderr] Downloaded yaml-rust v0.3.3 [INFO] [stderr] Downloaded winapi v0.2.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 31313f2147677845e7f141569989b51fae643249fae19aa4198e940f1e4a11b4 [INFO] running `Command { std: "docker" "start" "-a" "31313f2147677845e7f141569989b51fae643249fae19aa4198e940f1e4a11b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31313f2147677845e7f141569989b51fae643249fae19aa4198e940f1e4a11b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31313f2147677845e7f141569989b51fae643249fae19aa4198e940f1e4a11b4", kill_on_drop: false }` [INFO] [stdout] 31313f2147677845e7f141569989b51fae643249fae19aa4198e940f1e4a11b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7521f164c75df3159a00d9cc7f9dd33c37ed1f305e8a7ed79864d226ede2156 [INFO] running `Command { std: "docker" "start" "-a" "d7521f164c75df3159a00d9cc7f9dd33c37ed1f305e8a7ed79864d226ede2156", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking libc v0.2.11 [INFO] [stderr] Checking winapi v0.2.7 [INFO] [stderr] Checking yaml-rust v0.3.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking rand v0.3.14 [INFO] [stderr] Checking walkdir v0.1.5 [INFO] [stderr] Checking tempdir v0.3.4 [INFO] [stderr] Checking smithy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/errors.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | try!(write!(fmt, "{}", self.descr)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(question_mark)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:11:23 [INFO] [stdout] | [INFO] [stdout] 11 | cause: Option>, [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] 11 | cause: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:23:22 [INFO] [stdout] | [INFO] [stdout] 23 | plugins: Vec>, [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] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 | plugins: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/errors.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | try!(write!(fmt, "{}", self.descr)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:15:61 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new>(descr: T, cause: Option>) -> Self { [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] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new>(descr: T, cause: Option>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(question_mark)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:11:23 [INFO] [stdout] | [INFO] [stdout] 11 | cause: Option>, [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] 11 | cause: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:23:22 [INFO] [stdout] | [INFO] [stdout] 23 | plugins: Vec>, [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] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 | plugins: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:15:61 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new>(descr: T, cause: Option>) -> Self { [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] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new>(descr: T, cause: Option>) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `cause` is never read [INFO] [stdout] --> src/errors.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct SmithyError { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 10 | descr: String, [INFO] [stdout] 11 | cause: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SmithyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `cause` is never read [INFO] [stdout] --> src/errors.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct SmithyError { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 10 | descr: String, [INFO] [stdout] 11 | cause: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SmithyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "d7521f164c75df3159a00d9cc7f9dd33c37ed1f305e8a7ed79864d226ede2156", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7521f164c75df3159a00d9cc7f9dd33c37ed1f305e8a7ed79864d226ede2156", kill_on_drop: false }` [INFO] [stdout] d7521f164c75df3159a00d9cc7f9dd33c37ed1f305e8a7ed79864d226ede2156