[INFO] fetching crate rtps-idl 0.2.0... [INFO] checking rtps-idl-0.2.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate rtps-idl 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate rtps-idl 0.2.0 [INFO] finished tweaking crates.io crate rtps-idl 0.2.0 [INFO] tweaked toml for crates.io crate rtps-idl 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rtps-idl 0.2.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 15 packages to latest compatible versions [INFO] [stderr] Adding pest v1.0.6 (available: v2.8.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6ec5ab2334cdf377499519fdfe77b956191c90e5e94ed687e27764a25b24b97b [INFO] running `Command { std: "docker" "start" "-a" "6ec5ab2334cdf377499519fdfe77b956191c90e5e94ed687e27764a25b24b97b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6ec5ab2334cdf377499519fdfe77b956191c90e5e94ed687e27764a25b24b97b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ec5ab2334cdf377499519fdfe77b956191c90e5e94ed687e27764a25b24b97b", kill_on_drop: false }` [INFO] [stdout] 6ec5ab2334cdf377499519fdfe77b956191c90e5e94ed687e27764a25b24b97b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6aa5e15f1112dae8d6fba2af2445bf0996fe17c359ea7b43b449a650ed6424a4 [INFO] running `Command { std: "docker" "start" "-a" "6aa5e15f1112dae8d6fba2af2445bf0996fe17c359ea7b43b449a650ed6424a4", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Checking rtps-idl-grammar v0.2.3 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking rtps-idl v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:473:77 [INFO] [stdout] | [INFO] [stdout] 473 | pub fn process(&mut self, scope: &mut Scope, loader: &mut IdlLoader, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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 a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 473 | pub fn process(&mut self, scope: &mut Scope, loader: &mut dyn IdlLoader, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:473:77 [INFO] [stdout] | [INFO] [stdout] 473 | pub fn process(&mut self, scope: &mut Scope, loader: &mut IdlLoader, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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 a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 473 | pub fn process(&mut self, scope: &mut Scope, loader: &mut dyn IdlLoader, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `definitions` is never read [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 70 | struct Context<'i> { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 71 | config: &'i Configuration, [INFO] [stdout] 72 | definitions: HashMap, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Context` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/ast.rs:226:36 [INFO] [stdout] | [INFO] [stdout] 226 | SequenceType(Box, Option>), [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `IdlTypeSpec` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 226 - SequenceType(Box, Option>), [INFO] [stdout] 226 + SequenceType(Box, ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `level` is never read [INFO] [stdout] --> src/ast.rs:437:9 [INFO] [stdout] | [INFO] [stdout] 435 | pub struct IdlModule { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 436 | pub id: Option, [INFO] [stdout] 437 | pub level: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `IdlModule` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:78:25 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn new(config: &'i Configuration) -> Context { [INFO] [stdout] | ^^ ------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'i` [INFO] [stdout] | [INFO] [stdout] 78 | pub fn new(config: &'i Configuration) -> Context<'i> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `definitions` is never read [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 70 | struct Context<'i> { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 71 | config: &'i Configuration, [INFO] [stdout] 72 | definitions: HashMap, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Context` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/ast.rs:226:36 [INFO] [stdout] | [INFO] [stdout] 226 | SequenceType(Box, Option>), [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `IdlTypeSpec` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 226 - SequenceType(Box, Option>), [INFO] [stdout] 226 + SequenceType(Box, ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `level` is never read [INFO] [stdout] --> src/ast.rs:437:9 [INFO] [stdout] | [INFO] [stdout] 435 | pub struct IdlModule { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 436 | pub id: Option, [INFO] [stdout] 437 | pub level: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `IdlModule` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:78:25 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn new(config: &'i Configuration) -> Context { [INFO] [stdout] | ^^ ------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'i` [INFO] [stdout] | [INFO] [stdout] 78 | pub fn new(config: &'i Configuration) -> Context<'i> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.27s [INFO] running `Command { std: "docker" "inspect" "6aa5e15f1112dae8d6fba2af2445bf0996fe17c359ea7b43b449a650ed6424a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6aa5e15f1112dae8d6fba2af2445bf0996fe17c359ea7b43b449a650ed6424a4", kill_on_drop: false }` [INFO] [stdout] 6aa5e15f1112dae8d6fba2af2445bf0996fe17c359ea7b43b449a650ed6424a4