[INFO] cloning repository https://github.com/lachlansneff/wjs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lachlansneff/wjs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flachlansneff%2Fwjs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flachlansneff%2Fwjs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e86b6e950ea87348c5463cab6a182b86bf71338
[INFO] checking lachlansneff/wjs against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flachlansneff%2Fwjs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lachlansneff/wjs
[INFO] finished tweaking git repo https://github.com/lachlansneff/wjs
[INFO] tweaked toml for git repo https://github.com/lachlansneff/wjs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lachlansneff/wjs on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lachlansneff/wjs 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 574f6c769f0f704d3f777035ca98fa479d7aca257a6b4444451933c138107f14
[INFO] running `Command { std: "docker" "start" "-a" "574f6c769f0f704d3f777035ca98fa479d7aca257a6b4444451933c138107f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "574f6c769f0f704d3f777035ca98fa479d7aca257a6b4444451933c138107f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574f6c769f0f704d3f777035ca98fa479d7aca257a6b4444451933c138107f14", kill_on_drop: false }`
[INFO] [stdout] 574f6c769f0f704d3f777035ca98fa479d7aca257a6b4444451933c138107f14
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bec847b6d56c9d055d9426b15231f30b8ce867440ae7dc3b7f277947971e90c6
[INFO] running `Command { std: "docker" "start" "-a" "bec847b6d56c9d055d9426b15231f30b8ce867440ae7dc3b7f277947971e90c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking precomputed-hash v0.1.1
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[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling swc_atoms v0.2.6
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking wjs-derive v0.1.0 (/opt/rustwide/workdir/derive)
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling swc_macros_common v0.3.3
[INFO] [stderr]    Compiling swc_visit_macros v0.2.3
[INFO] [stderr]    Compiling swc_eq_ignore_macros v0.1.0
[INFO] [stderr]    Compiling from_variant v0.1.3
[INFO] [stderr]    Compiling is-macro v0.1.9
[INFO] [stderr]    Compiling string_enum v0.3.1
[INFO] [stderr]    Compiling enum_kind v0.2.1
[INFO] [stderr]    Compiling ouroboros_macro v0.9.3
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling ast_node v0.7.3
[INFO] [stderr]     Checking ouroboros v0.9.3
[INFO] [stderr]     Checking swc_visit v0.2.4
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking swc_common v0.10.20
[INFO] [stderr]     Checking swc_ecma_ast v0.45.0
[INFO] [stderr]     Checking swc_ecma_visit v0.31.0
[INFO] [stderr]     Checking swc_ecma_utils v0.36.0
[INFO] [stderr]     Checking swc_ecma_parser v0.57.3
[INFO] [stderr]     Checking swc_ecmascript v0.36.0
[INFO] [stderr]     Checking wjs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(ptr_metadata, new_uninit)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FnDecl`, `Ident`, `Node`, `Script`, `VisitWith`, `Visit`, and `self`
[INFO] [stdout]  --> src/compiler.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | ...unction, Ident, Script, Stmt, FnDecl}, parser::{self, Parser, StringInput, Syntax}, visit::{self, Node, Visit, VisitWith}};
[INFO] [stdout]   |             ^^^^^  ^^^^^^        ^^^^^^                                                        ^^^^  ^^^^  ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/gc.rs:6:88
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{cell::Cell, marker::PhantomData, mem::{self, MaybeUninit}, ops::Range, ptr::{self, NonNull, addr_of_mut}};
[INFO] [stdout]   |                                                                                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CheckTypeId`
[INFO] [stdout]   --> src/gc.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use type_id::{CompactTypeId, CheckTypeId};
[INFO] [stdout]    |                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `new_uninit` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(ptr_metadata, new_uninit)]
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(ptr_metadata, new_uninit)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FnDecl`, `Ident`, `Node`, `Script`, `VisitWith`, `Visit`, and `self`
[INFO] [stdout]  --> src/compiler.rs:4:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | ...unction, Ident, Script, Stmt, FnDecl}, parser::{self, Parser, StringInput, Syntax}, visit::{self, Node, Visit, VisitWith}};
[INFO] [stdout]   |             ^^^^^  ^^^^^^        ^^^^^^                                                        ^^^^  ^^^^  ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/gc.rs:6:88
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{cell::Cell, marker::PhantomData, mem::{self, MaybeUninit}, ops::Range, ptr::{self, NonNull, addr_of_mut}};
[INFO] [stdout]   |                                                                                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `new_uninit` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(ptr_metadata, new_uninit)]
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]   --> src/compiler.rs:26:28
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn function(&mut self, func: &Function) {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]   --> src/compiler.rs:26:28
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn function(&mut self, func: &Function) {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/gc.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |             let mut new_page = Box::leak(new_page());
[INFO] [stdout]    |                 ----^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/gc.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |             let mut new_page = Box::leak(new_page());
[INFO] [stdout]    |                 ----^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wjs` (bin "wjs" test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wjs` (bin "wjs") due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "bec847b6d56c9d055d9426b15231f30b8ce867440ae7dc3b7f277947971e90c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec847b6d56c9d055d9426b15231f30b8ce867440ae7dc3b7f277947971e90c6", kill_on_drop: false }`
[INFO] [stdout] bec847b6d56c9d055d9426b15231f30b8ce867440ae7dc3b7f277947971e90c6
