[INFO] cloning repository https://github.com/Bangboom030518/M-Compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bangboom030518/M-Compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBangboom030518%2FM-Compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBangboom030518%2FM-Compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5b8af8c78142fd3acb1f9131a01ddb7f1ab58eb
[INFO] checking Bangboom030518/M-Compiler against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBangboom030518%2FM-Compiler" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bangboom030518/M-Compiler on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bangboom030518/M-Compiler
[INFO] finished tweaking git repo https://github.com/Bangboom030518/M-Compiler
[INFO] tweaked toml for git repo https://github.com/Bangboom030518/M-Compiler written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Bangboom030518/M-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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6328350c7c7d8a359e6ed9f05e9ef6f29e0416f8d2167384f8baa1d21c2b1f6d
[INFO] running `Command { std: "docker" "start" "-a" "6328350c7c7d8a359e6ed9f05e9ef6f29e0416f8d2167384f8baa1d21c2b1f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6328350c7c7d8a359e6ed9f05e9ef6f29e0416f8d2167384f8baa1d21c2b1f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6328350c7c7d8a359e6ed9f05e9ef6f29e0416f8d2167384f8baa1d21c2b1f6d", kill_on_drop: false }`
[INFO] [stdout] 6328350c7c7d8a359e6ed9f05e9ef6f29e0416f8d2167384f8baa1d21c2b1f6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 996cc9c4db44365b425b08d159399740bbfa4469d0d015389899ccee28b4c842
[INFO] running `Command { std: "docker" "start" "-a" "996cc9c4db44365b425b08d159399740bbfa4469d0d015389899ccee28b4c842", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling peg-runtime v0.8.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking span v0.1.0 (/opt/rustwide/workdir/parser/spans/span)
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking annotate-snippets v0.9.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling peg-macros v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking peg v0.8.0
[INFO] [stderr]     Checking span_derive v0.1.0 (/opt/rustwide/workdir/parser/spans/span_derive)
[INFO] [stderr]    Compiling memoize-inner v0.2.1
[INFO] [stderr]     Checking parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stderr]     Checking memoize v0.3.1
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> parser/src/parser.rs:328:15
[INFO] [stdout]     |
[INFO] [stdout] 328 |               type_parameters,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ expected `Vec<Identifier>`, found `Option<Vec<Identifier>>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<_>`
[INFO] [stdout]                  found enum `Option<Vec<_>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot construct `Function` with struct literal syntax due to private fields
[INFO] [stdout]    --> parser/src/parser.rs:327:13
[INFO] [stdout]     |
[INFO] [stdout] 327 |             declaration::top_level::Function {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 328 |               type_parameters,
[INFO] [stdout]     |               --------------- private field
[INFO] [stdout] 329 |               parameters
[INFO] [stdout]     |               ---------- private field
[INFO] [stdout]     |
[INFO] [stdout]     = note: ... and other private fields `type_bounds` and `body` that were not provided
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> parser/src/parser.rs:328:15
[INFO] [stdout]     |
[INFO] [stdout] 328 |               type_parameters,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ expected `Vec<Identifier>`, found `Option<Vec<Identifier>>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<_>`
[INFO] [stdout]                  found enum `Option<Vec<_>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot construct `Function` with struct literal syntax due to private fields
[INFO] [stdout]    --> parser/src/parser.rs:327:13
[INFO] [stdout]     |
[INFO] [stdout] 327 |             declaration::top_level::Function {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 328 |               type_parameters,
[INFO] [stdout]     |               --------------- private field
[INFO] [stdout] 329 |               parameters
[INFO] [stdout]     |               ---------- private field
[INFO] [stdout]     |
[INFO] [stdout]     = note: ... and other private fields `type_bounds` and `body` that were not provided
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parser` (lib test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `parser` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "996cc9c4db44365b425b08d159399740bbfa4469d0d015389899ccee28b4c842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "996cc9c4db44365b425b08d159399740bbfa4469d0d015389899ccee28b4c842", kill_on_drop: false }`
[INFO] [stdout] 996cc9c4db44365b425b08d159399740bbfa4469d0d015389899ccee28b4c842
