[INFO] cloning repository https://github.com/rsuu/esyn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rsuu/esyn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frsuu%2Fesyn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frsuu%2Fesyn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b3015d0aeae05a94ac6c136f8b4eb46fd130e7ab [INFO] checking rsuu/esyn against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frsuu%2Fesyn" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rsuu/esyn 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/rsuu/esyn [INFO] finished tweaking git repo https://github.com/rsuu/esyn [INFO] tweaked toml for git repo https://github.com/rsuu/esyn written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/rsuu/esyn 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 82fbc0fcfebaab4468545a354b3cb9eaf92fa6305d59c07e80e6b93cd3f16b58 [INFO] running `Command { std: "docker" "start" "-a" "82fbc0fcfebaab4468545a354b3cb9eaf92fa6305d59c07e80e6b93cd3f16b58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "82fbc0fcfebaab4468545a354b3cb9eaf92fa6305d59c07e80e6b93cd3f16b58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82fbc0fcfebaab4468545a354b3cb9eaf92fa6305d59c07e80e6b93cd3f16b58", kill_on_drop: false }` [INFO] [stdout] 82fbc0fcfebaab4468545a354b3cb9eaf92fa6305d59c07e80e6b93cd3f16b58 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1321916ace1d53c75d56277e84c723075c726c16c5150631950c83edcdced72d [INFO] running `Command { std: "docker" "start" "-a" "1321916ace1d53c75d56277e84c723075c726c16c5150631950c83edcdced72d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Compiling prettyplease v0.2.20 [INFO] [stderr] Checking quote v1.0.36 [INFO] [stderr] Checking syn v2.0.66 [INFO] [stderr] Checking esyn-derive v0.9.1 (/opt/rustwide/workdir/crates/esyn-derive) [INFO] [stdout] warning: unused import: `attr` [INFO] [stdout] --> crates/esyn-derive/src/ders_enum_named.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{attr, bound}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `attr` [INFO] [stdout] --> crates/esyn-derive/src/ders_enum_named.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{attr, bound}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `generics` [INFO] [stdout] --> crates/esyn-derive/src/ders_enum_named.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let generics = bound::de_trait_bounds_struct(input.generics.clone()); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generics` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `generics` [INFO] [stdout] --> crates/esyn-derive/src/ders_enum_named.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let generics = bound::de_trait_bounds_struct(input.generics.clone()); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generics` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` 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] Compiling thiserror-impl v1.0.61 [INFO] [stdout] warning: unused import: `attr` [INFO] [stdout] --> crates/esyn-derive/src/ders_enum_named.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{attr, bound}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `generics` [INFO] [stdout] --> crates/esyn-derive/src/ders_enum_named.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let generics = bound::de_trait_bounds_struct(input.generics.clone()); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generics` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking esyn v0.9.1 (/opt/rustwide/workdir/crates/esyn) [INFO] [stdout] warning: unused variable: `sd` [INFO] [stdout] --> crates/esyn/src/ext/duration.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let sd = SynDur::from_str(&tmp); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_sd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sd` [INFO] [stdout] --> crates/esyn/src/ext/duration.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let sd = SynDur::from_str(&tmp); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_sd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `num` and `suffix` are never read [INFO] [stdout] --> crates/esyn/src/ext/duration.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | struct SynDur { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 38 | num: u128, [INFO] [stdout] | ^^^ [INFO] [stdout] 39 | suffix: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_string` is never used [INFO] [stdout] --> crates/esyn/src/ext/duration.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 42 | impl SynDur { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 62 | fn to_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `FnVisit` is never used [INFO] [stdout] --> crates/esyn/src/visit.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | pub type FnVisit<'other, 'ast, Input, Output> = Box Option + 'other>; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WrapExprBlock` is never constructed [INFO] [stdout] --> crates/esyn/src/visit.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct WrapExprBlock<'ast> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `num` and `suffix` are never read [INFO] [stdout] --> crates/esyn/src/ext/duration.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | struct SynDur { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 38 | num: u128, [INFO] [stdout] | ^^^ [INFO] [stdout] 39 | suffix: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_string` is never used [INFO] [stdout] --> crates/esyn/src/ext/duration.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 42 | impl SynDur { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 62 | fn to_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `FnVisit` is never used [INFO] [stdout] --> crates/esyn/src/visit.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | pub type FnVisit<'other, 'ast, Input, Output> = Box Option + 'other>; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WrapExprBlock` is never constructed [INFO] [stdout] --> crates/esyn/src/visit.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct WrapExprBlock<'ast> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> crates/esyn/tests/enum.rs:29:28 [INFO] [stdout] | [INFO] [stdout] 29 | #[derive(Debug, PartialEq, EsynDe)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | unreachable statement [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `EsynDe` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> crates/esyn/tests/enum.rs:45:28 [INFO] [stdout] | [INFO] [stdout] 45 | #[derive(Debug, PartialEq, EsynDe)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | unreachable statement [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the derive macro `EsynDe` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> crates/esyn/examples/dev.rs:114:17 [INFO] [stdout] | [INFO] [stdout] 114 | #[derive(Debug, EsynDe, EsynSer, Default)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | unreachable statement [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `EsynDe` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> crates/esyn/tests/type.rs:303:32 [INFO] [stdout] | [INFO] [stdout] 303 | #[derive(Debug, PartialEq, EsynDe, Default)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | unreachable statement [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `EsynDe` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> crates/esyn/examples/dev.rs:141:17 [INFO] [stdout] | [INFO] [stdout] 141 | #[derive(Debug, EsynDe, EsynSer, Default)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | unreachable statement [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the derive macro `EsynDe` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `EnumEmpty` is never used [INFO] [stdout] --> crates/esyn/tests/enum.rs:171:10 [INFO] [stdout] | [INFO] [stdout] 171 | enum EnumEmpty {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> crates/esyn/examples/dev_derive_attr2.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | #[derive(Debug, EsynDe, EsynSer, Default)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | unreachable statement [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `EsynDe` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `d1` is never used [INFO] [stdout] --> crates/esyn/examples/dev.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn d1() { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `t1` is never used [INFO] [stdout] --> crates/esyn/examples/dev.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn t1() { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `syn_parse_str` is never used [INFO] [stdout] --> crates/esyn/examples/dev.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn syn_parse_str() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `typ` is never used [INFO] [stdout] --> crates/esyn/examples/dev.rs:161:4 [INFO] [stdout] | [INFO] [stdout] 161 | fn typ() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `impls` is never used [INFO] [stdout] --> crates/esyn/examples/dev.rs:219:4 [INFO] [stdout] | [INFO] [stdout] 219 | fn impls() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> crates/esyn/tests/enum_custom_syntax.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | #[derive(Debug, EsynDe, EsynSer, Default, PartialEq)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | unreachable statement [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `EsynDe` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.96s [INFO] running `Command { std: "docker" "inspect" "1321916ace1d53c75d56277e84c723075c726c16c5150631950c83edcdced72d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1321916ace1d53c75d56277e84c723075c726c16c5150631950c83edcdced72d", kill_on_drop: false }` [INFO] [stdout] 1321916ace1d53c75d56277e84c723075c726c16c5150631950c83edcdced72d