[INFO] cloning repository https://github.com/Eoghanmc22/flap-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Eoghanmc22/flap-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEoghanmc22%2Fflap-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEoghanmc22%2Fflap-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc3e7e290bd5ff222734fb5f64b782c99178f098
[INFO] checking Eoghanmc22/flap-compiler against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEoghanmc22%2Fflap-compiler" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Eoghanmc22/flap-compiler
[INFO] finished tweaking git repo https://github.com/Eoghanmc22/flap-compiler
[INFO] tweaked toml for git repo https://github.com/Eoghanmc22/flap-compiler written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Eoghanmc22/flap-compiler 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/Eoghanmc22/flap-compiler 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 }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 }`
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[INFO] running `Command { std: "docker" "start" "-a" "887a39749770faf146372454d02301c407978132d49a2d30d5f2541af8f7b6b6", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 }`
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[INFO] [stderr]     Checking clac-lang v0.2.0-beta
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[INFO] [stdout] error[E0432]: unresolved import `thiserror`
[INFO] [stdout]   --> src/error.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[derive(Error, Debug)]
[INFO] [stdout]    |          ^^^^^ no `ThiserrorProvide` in `__private18`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `thiserror`
[INFO] [stdout]   --> src/error.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[derive(Error, Debug)]
[INFO] [stdout]    |          ^^^^^ no `ThiserrorProvide` in `__private18`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_blocks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `backtrace::Backtrace`
[INFO] [stdout]  --> src/codegen/ir.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{backtrace::Backtrace, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_blocks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `backtrace::Backtrace`
[INFO] [stdout]  --> src/codegen/ir.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{backtrace::Backtrace, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `thiserror_provide` found for reference `&std::io::Error` in the current scope
[INFO] [stdout]   --> src/error.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[derive(Error, Debug)]
[INFO] [stdout]    |          ^^^^^ method not found in `&std::io::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `thiserror_provide` found for reference `&std::fmt::Error` in the current scope
[INFO] [stdout]   --> src/error.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[derive(Error, Debug)]
[INFO] [stdout]    |          ^^^^^ method not found in `&std::fmt::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `thiserror_provide` found for reference `&std::io::Error` in the current scope
[INFO] [stdout]   --> src/error.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[derive(Error, Debug)]
[INFO] [stdout]    |          ^^^^^ method not found in `&std::io::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `thiserror_provide` found for reference `&std::fmt::Error` in the current scope
[INFO] [stdout]   --> src/error.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[derive(Error, Debug)]
[INFO] [stdout]    |          ^^^^^ method not found in `&std::fmt::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/codegen/ir.rs:280:35
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let mut call_lang_item = |name: &str| -> Result<'a, Type<'a>> {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/codegen/ir.rs:280:35
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let mut call_lang_item = |name: &str| -> Result<'a, Type<'a>> {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `directive`
[INFO] [stdout]    --> src/lsp.rs:338:36
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 AstNode::Directive(directive) => {
[INFO] [stdout]     |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_directive`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `directive`
[INFO] [stdout]    --> src/lsp.rs:338:36
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 AstNode::Directive(directive) => {
[INFO] [stdout]     |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_directive`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flap-compiler` (lib) due to 4 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flap-compiler` (lib test) due to 4 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f2a293c997da16112b5a66e82801cab929dd7baff8163d4d3112353948355b6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a293c997da16112b5a66e82801cab929dd7baff8163d4d3112353948355b6d", kill_on_drop: false }`
[INFO] [stdout] f2a293c997da16112b5a66e82801cab929dd7baff8163d4d3112353948355b6d
