[INFO] fetching crate pit-core 0.4.8... [INFO] checking pit-core-0.4.8 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate pit-core 0.4.8 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate pit-core 0.4.8 [INFO] finished tweaking crates.io crate pit-core 0.4.8 [INFO] tweaked toml for crates.io crate pit-core 0.4.8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate pit-core 0.4.8 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate pit-core 0.4.8 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ca74cdc38edf56798664cfd8d18bf06b19c78dc616b85cd649630787fd592f41 [INFO] running `Command { std: "docker" "start" "-a" "ca74cdc38edf56798664cfd8d18bf06b19c78dc616b85cd649630787fd592f41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ca74cdc38edf56798664cfd8d18bf06b19c78dc616b85cd649630787fd592f41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca74cdc38edf56798664cfd8d18bf06b19c78dc616b85cd649630787fd592f41", kill_on_drop: false }` [INFO] [stdout] ca74cdc38edf56798664cfd8d18bf06b19c78dc616b85cd649630787fd592f41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 75e77ee722dfe388aba98f1d40007993250401b8605b87b421bf8956e2daa81e [INFO] running `Command { std: "docker" "start" "-a" "75e77ee722dfe388aba98f1d40007993250401b8605b87b421bf8956e2daa81e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling strsim v0.11.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling indoc v2.0.6 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking nom v8.0.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha3 v0.10.8 [INFO] [stderr] Compiling darling_core v0.20.11 [INFO] [stderr] Compiling derive_more-impl v2.0.1 [INFO] [stderr] Compiling darling_macro v0.20.11 [INFO] [stderr] Checking derive_more v2.0.1 [INFO] [stderr] Compiling darling v0.20.11 [INFO] [stderr] Compiling instability v0.3.7 [INFO] [stderr] Checking pit-core v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `alpha1` and `is_not` [INFO] [stdout] --> src/lib.rs:15:23 [INFO] [stdout] | [INFO] [stdout] 15 | bytes::complete::{is_not, tag, take, take_while_m_n}, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 16 | character::complete::{alpha1, char, multispace0, none_of, space0}, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num` [INFO] [stdout] --> src/generics.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use core::{fmt::Formatter, num}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `number` [INFO] [stdout] --> src/generics.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | number, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::_pcode::*` [INFO] [stdout] --> src/lib.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | pub use crate::_pcode::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::_generics::*` [INFO] [stdout] --> src/lib.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | pub use crate::_generics::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `alpha1` and `is_not` [INFO] [stdout] --> src/lib.rs:15:23 [INFO] [stdout] | [INFO] [stdout] 15 | bytes::complete::{is_not, tag, take, take_while_m_n}, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 16 | character::complete::{alpha1, char, multispace0, none_of, space0}, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num` [INFO] [stdout] --> src/generics.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use core::{fmt::Formatter, num}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `number` [INFO] [stdout] --> src/generics.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | number, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::_pcode::*` [INFO] [stdout] --> src/lib.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | pub use crate::_pcode::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::_generics::*` [INFO] [stdout] --> src/lib.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | pub use crate::_generics::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:270:5 [INFO] [stdout] | [INFO] [stdout] 230 | / match a.strip_prefix("R") { [INFO] [stdout] 231 | | Some(b) => { [INFO] [stdout] ... | [INFO] [stdout] 269 | | } [INFO] [stdout] | |_____- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 270 | todo!() [INFO] [stdout] | ^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/generics.rs:41:45 [INFO] [stdout] | [INFO] [stdout] 41 | to_fill: (0..j).filter_map(|a| stack.pop()).collect(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/generics.rs:46:41 [INFO] [stdout] | [INFO] [stdout] 46 | to_fill: (0..b).filter_map(|a| stack.pop()).collect(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:270:5 [INFO] [stdout] | [INFO] [stdout] 230 | / match a.strip_prefix("R") { [INFO] [stdout] 231 | | Some(b) => { [INFO] [stdout] ... | [INFO] [stdout] 269 | | } [INFO] [stdout] | |_____- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 270 | todo!() [INFO] [stdout] | ^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/generics.rs:41:45 [INFO] [stdout] | [INFO] [stdout] 41 | to_fill: (0..j).filter_map(|a| stack.pop()).collect(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/generics.rs:46:41 [INFO] [stdout] | [INFO] [stdout] 46 | to_fill: (0..b).filter_map(|a| stack.pop()).collect(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ARITY_KEY` is never used [INFO] [stdout] --> src/generics.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | pub const ARITY_KEY: &'static str = "generic_params.modern"; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GENERIC_KEY` is never used [INFO] [stdout] --> src/generics.rs:10:11 [INFO] [stdout] | [INFO] [stdout] 10 | pub const GENERIC_KEY: &'static str = "generics.modern"; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Mangle` is never used [INFO] [stdout] --> src/generics.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | pub trait Mangle { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Mangled` is never constructed [INFO] [stdout] --> src/generics.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Mangled<'a>(pub &'a (dyn Mangle + 'a)); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Param` is never used [INFO] [stdout] --> src/generics.rs:61:10 [INFO] [stdout] | [INFO] [stdout] 61 | pub enum Param { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `PExpr` is never used [INFO] [stdout] --> src/pcode.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum PExpr { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Pat` is never constructed [INFO] [stdout] --> src/pcode.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct Pat { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ARITY_KEY` is never used [INFO] [stdout] --> src/generics.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | pub const ARITY_KEY: &'static str = "generic_params.modern"; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GENERIC_KEY` is never used [INFO] [stdout] --> src/generics.rs:10:11 [INFO] [stdout] | [INFO] [stdout] 10 | pub const GENERIC_KEY: &'static str = "generics.modern"; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Mangle` is never used [INFO] [stdout] --> src/generics.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | pub trait Mangle { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Mangled` is never constructed [INFO] [stdout] --> src/generics.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Mangled<'a>(pub &'a (dyn Mangle + 'a)); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Param` is never used [INFO] [stdout] --> src/generics.rs:61:10 [INFO] [stdout] | [INFO] [stdout] 61 | pub enum Param { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `PExpr` is never used [INFO] [stdout] --> src/pcode.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum PExpr { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Pat` is never constructed [INFO] [stdout] --> src/pcode.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct Pat { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.06s [INFO] running `Command { std: "docker" "inspect" "75e77ee722dfe388aba98f1d40007993250401b8605b87b421bf8956e2daa81e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75e77ee722dfe388aba98f1d40007993250401b8605b87b421bf8956e2daa81e", kill_on_drop: false }` [INFO] [stdout] 75e77ee722dfe388aba98f1d40007993250401b8605b87b421bf8956e2daa81e