[INFO] fetching crate gluon_check 0.18.2... [INFO] checking gluon_check-0.18.2 against master#94b72d6bebbddb5d17860914c4544f37365e988c for pr-122789 [INFO] extracting crate gluon_check 0.18.2 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate gluon_check 0.18.2 on toolchain 94b72d6bebbddb5d17860914c4544f37365e988c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gluon_check 0.18.2 [INFO] finished tweaking crates.io crate gluon_check 0.18.2 [INFO] tweaked toml for crates.io crate gluon_check 0.18.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded codespan v0.11.1 [INFO] [stderr] Downloaded gluon_format v0.18.2 [INFO] [stderr] Downloaded gluon_parser v0.18.2 [INFO] [stderr] Downloaded gluon_codegen v0.18.2 [INFO] [stderr] Downloaded archery v0.4.0 [INFO] [stderr] Downloaded gluon_base v0.18.2 [INFO] [stderr] Downloaded rpds v0.10.0 [INFO] [stderr] Downloaded collect-mac v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5ade8dd2bf3bfdcd17490d8ed44f3b6ca7141879e76b2c60c3639a869f79ff9f [INFO] running `Command { std: "docker" "start" "-a" "5ade8dd2bf3bfdcd17490d8ed44f3b6ca7141879e76b2c60c3639a869f79ff9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ade8dd2bf3bfdcd17490d8ed44f3b6ca7141879e76b2c60c3639a869f79ff9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ade8dd2bf3bfdcd17490d8ed44f3b6ca7141879e76b2c60c3639a869f79ff9f", kill_on_drop: false }` [INFO] [stdout] 5ade8dd2bf3bfdcd17490d8ed44f3b6ca7141879e76b2c60c3639a869f79ff9f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d1d58459429ca3e66acc7261fd547e20aa79a33e875edc738c53811df97ef27b [INFO] running `Command { std: "docker" "start" "-a" "d1d58459429ca3e66acc7261fd547e20aa79a33e875edc738c53811df97ef27b", kill_on_drop: false }` [INFO] [stderr] Checking ahash v0.7.8 [INFO] [stderr] Compiling ena v0.14.2 [INFO] [stderr] Checking codespan v0.11.1 [INFO] [stderr] Checking pretty v0.10.0 [INFO] [stderr] Compiling gluon_codegen v0.18.2 [INFO] [stderr] Checking quick-error v2.0.1 [INFO] [stderr] Checking collect-mac v0.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Checking similar v2.5.0 [INFO] [stderr] Checking archery v0.4.0 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking lalrpop-util v0.19.12 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Checking rpds v0.10.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking insta v1.38.0 [INFO] [stderr] Checking gluon_base v0.18.2 [INFO] [stderr] Compiling lalrpop v0.19.12 [INFO] [stderr] Checking gluon_format v0.18.2 [INFO] [stderr] Checking gluon_check v0.18.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/substitution.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cell::RefCell, default::Default, fmt}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/94b72d6bebbddb5d17860914c4544f37365e988c/library/std/src/prelude/mod.rs:115:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `TypeExt`, `TypePtr` [INFO] [stdout] --> src/typ.rs:1:56 [INFO] [stdout] | [INFO] [stdout] 1 | pub use crate::base::types::{ArcType as RcType, Flags, TypeExt, TypePtr}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rpds` is imported redundantly [INFO] [stdout] --> src/implicits.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rpds; [INFO] [stdout] | ^^^^ the item `rpds` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `has_data` is never used [INFO] [stdout] --> src/metadata.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 22 | trait ArcMetadata: Into> { [INFO] [stdout] | ----------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 25 | fn has_data(&self) -> bool; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling gluon_parser v0.18.2 [INFO] [stdout] warning: the item `TypeExt` is imported redundantly [INFO] [stdout] --> tests/pass.rs:13:62 [INFO] [stdout] | [INFO] [stdout] 13 | types::{Alias, AliasData, ArcType, Field, Generic, Type, TypeExt}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | use crate::support::*; [INFO] [stdout] | ----------------- the item `TypeExt` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/substitution.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cell::RefCell, default::Default, fmt}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/94b72d6bebbddb5d17860914c4544f37365e988c/library/std/src/prelude/mod.rs:115:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TypeExt` [INFO] [stdout] --> src/typ.rs:1:56 [INFO] [stdout] | [INFO] [stdout] 1 | pub use crate::base::types::{ArcType as RcType, Flags, TypeExt, TypePtr}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `fmt` is imported redundantly [INFO] [stdout] --> src/unify.rs:239:15 [INFO] [stdout] | [INFO] [stdout] 237 | use super::*; [INFO] [stdout] | -------- the item `fmt` is already imported here [INFO] [stdout] 238 | [INFO] [stdout] 239 | use std::{fmt, ops::Deref}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Errors` is imported redundantly [INFO] [stdout] --> src/unify.rs:242:9 [INFO] [stdout] | [INFO] [stdout] 237 | use super::*; [INFO] [stdout] | -------- the item `Errors` is already imported here [INFO] [stdout] ... [INFO] [stdout] 242 | error::Errors, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Substitutable` is imported redundantly [INFO] [stdout] --> src/unify.rs:247:31 [INFO] [stdout] | [INFO] [stdout] 237 | use super::*; [INFO] [stdout] | -------- the item `Substitutable` is already imported here [INFO] [stdout] ... [INFO] [stdout] 247 | use crate::substitution::{Substitutable, Substitution}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Substitution` is imported redundantly [INFO] [stdout] --> src/unify.rs:247:46 [INFO] [stdout] | [INFO] [stdout] 237 | use super::*; [INFO] [stdout] | -------- the item `Substitution` is already imported here [INFO] [stdout] ... [INFO] [stdout] 247 | use crate::substitution::{Substitutable, Substitution}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Errors` is imported redundantly [INFO] [stdout] --> src/unify_type.rs:1630:9 [INFO] [stdout] | [INFO] [stdout] 1629 | use super::*; [INFO] [stdout] | -------- the item `Errors` is already imported here [INFO] [stdout] 1630 | use crate::base::error::Errors; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Field` is imported redundantly [INFO] [stdout] --> src/unify_type.rs:1633:30 [INFO] [stdout] | [INFO] [stdout] 1629 | use super::*; [INFO] [stdout] | -------- the item `Field` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1633 | use crate::base::types::{Field, SharedInterner}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SharedInterner` is imported redundantly [INFO] [stdout] --> src/unify_type.rs:1633:37 [INFO] [stdout] | [INFO] [stdout] 1629 | use super::*; [INFO] [stdout] | -------- the item `SharedInterner` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1633 | use crate::base::types::{Field, SharedInterner}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rpds` is imported redundantly [INFO] [stdout] --> src/implicits.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rpds; [INFO] [stdout] | ^^^^ the item `rpds` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Symbol` is imported redundantly [INFO] [stdout] --> src/lib.rs:82:18 [INFO] [stdout] | [INFO] [stdout] 76 | use super::*; [INFO] [stdout] | -------- the item `Symbol` is already imported here [INFO] [stdout] ... [INFO] [stdout] 82 | symbol::{Symbol, SymbolModule, SymbolRef, Symbols}, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TypeEnv` is imported redundantly [INFO] [stdout] --> src/lib.rs:83:24 [INFO] [stdout] | [INFO] [stdout] 76 | use super::*; [INFO] [stdout] | -------- the item `TypeEnv` is already imported here [INFO] [stdout] ... [INFO] [stdout] 83 | types::{Alias, TypeEnv}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `has_data` is never used [INFO] [stdout] --> src/metadata.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 22 | trait ArcMetadata: Into> { [INFO] [stdout] | ----------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 25 | fn has_data(&self) -> bool; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.38s [INFO] running `Command { std: "docker" "inspect" "d1d58459429ca3e66acc7261fd547e20aa79a33e875edc738c53811df97ef27b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1d58459429ca3e66acc7261fd547e20aa79a33e875edc738c53811df97ef27b", kill_on_drop: false }` [INFO] [stdout] d1d58459429ca3e66acc7261fd547e20aa79a33e875edc738c53811df97ef27b