[INFO] cloning repository https://github.com/illumi-engineering/maple-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/illumi-engineering/maple-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fillumi-engineering%2Fmaple-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fillumi-engineering%2Fmaple-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b7964d733757ff6697a7be44f4250e534dc9a1b
[INFO] checking illumi-engineering/maple-lang against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fillumi-engineering%2Fmaple-lang" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/illumi-engineering/maple-lang
[INFO] finished tweaking git repo https://github.com/illumi-engineering/maple-lang
[INFO] tweaked toml for git repo https://github.com/illumi-engineering/maple-lang written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/illumi-engineering/maple-lang on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/illumi-engineering/maple-lang 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7f5c42036693cf8ebf39b5dfb5e51fbd9c57e0d80ea7192e6f121990e522cf3
[INFO] running `Command { std: "docker" "start" "-a" "d7f5c42036693cf8ebf39b5dfb5e51fbd9c57e0d80ea7192e6f121990e522cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7f5c42036693cf8ebf39b5dfb5e51fbd9c57e0d80ea7192e6f121990e522cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f5c42036693cf8ebf39b5dfb5e51fbd9c57e0d80ea7192e6f121990e522cf3", kill_on_drop: false }`
[INFO] [stdout] d7f5c42036693cf8ebf39b5dfb5e51fbd9c57e0d80ea7192e6f121990e522cf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a02af121b52d5b360108d2b1a728db2dc7cedab1f2630b024365e333eb464d00
[INFO] running `Command { std: "docker" "start" "-a" "a02af121b52d5b360108d2b1a728db2dc7cedab1f2630b024365e333eb464d00", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking maple-ir v0.1.0 (/opt/rustwide/workdir/crates/maple-ir)
[INFO] [stdout] warning: unused imports: `types::Type`, `values::Value`, and `variable::VariableDeclaration`
[INFO] [stdout]  --> crates/maple-ir/src/spread.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{variable::VariableDeclaration, types::Type, values::Value};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `reciever_values` is never read
[INFO] [stdout]  --> crates/maple-ir/src/prototype.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct PrototypeMethod<'a,> {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] 8 |     closure: &'a mut Closure<'a>,
[INFO] [stdout] 9 |     reciever_values: Spread,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `receiver` is never read
[INFO] [stdout]   --> crates/maple-ir/src/prototype.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Prototype<'a, T : Type, V : Value<T>> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 26 |     pub(crate) receiver: V,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ArrayType` is never constructed
[INFO] [stdout]  --> crates/maple-ir/src/array.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ArrayType<T : Type, V : Value<T>> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `types::Type`, `values::Value`, and `variable::VariableDeclaration`
[INFO] [stdout]  --> crates/maple-ir/src/spread.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{variable::VariableDeclaration, types::Type, values::Value};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maple-ir` (lib) due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `reciever_values` is never read
[INFO] [stdout]  --> crates/maple-ir/src/prototype.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct PrototypeMethod<'a,> {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] 8 |     closure: &'a mut Closure<'a>,
[INFO] [stdout] 9 |     reciever_values: Spread,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `receiver` is never read
[INFO] [stdout]   --> crates/maple-ir/src/prototype.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Prototype<'a, T : Type, V : Value<T>> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 26 |     pub(crate) receiver: V,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ArrayType` is never constructed
[INFO] [stdout]  --> crates/maple-ir/src/array.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ArrayType<T : Type, V : Value<T>> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maple-ir` (lib test) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a02af121b52d5b360108d2b1a728db2dc7cedab1f2630b024365e333eb464d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02af121b52d5b360108d2b1a728db2dc7cedab1f2630b024365e333eb464d00", kill_on_drop: false }`
[INFO] [stdout] a02af121b52d5b360108d2b1a728db2dc7cedab1f2630b024365e333eb464d00