[INFO] cloning repository https://github.com/VeithBuergerhoff/ferrous
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VeithBuergerhoff/ferrous" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVeithBuergerhoff%2Fferrous", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVeithBuergerhoff%2Fferrous'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea3f4cf6bf2dbef58e3fa3586fe62ce85de27261
[INFO] documenting VeithBuergerhoff/ferrous against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVeithBuergerhoff%2Fferrous" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VeithBuergerhoff/ferrous on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VeithBuergerhoff/ferrous
[INFO] finished tweaking git repo https://github.com/VeithBuergerhoff/ferrous
[INFO] tweaked toml for git repo https://github.com/VeithBuergerhoff/ferrous written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/VeithBuergerhoff/ferrous already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded expect-test v1.1.0
[INFO] [stderr]   Downloaded llvm-sys v100.2.3
[INFO] [stderr]   Downloaded dissimilar v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f20da5366335367ecc3c97d77b7cd6daba0c75251a3872611ee38b0d24833234
[INFO] running `Command { std: "docker" "start" "-a" "f20da5366335367ecc3c97d77b7cd6daba0c75251a3872611ee38b0d24833234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f20da5366335367ecc3c97d77b7cd6daba0c75251a3872611ee38b0d24833234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20da5366335367ecc3c97d77b7cd6daba0c75251a3872611ee38b0d24833234", kill_on_drop: false }`
[INFO] [stdout] f20da5366335367ecc3c97d77b7cd6daba0c75251a3872611ee38b0d24833234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7050bce2532d0a1a89e334a45c9502310e35ddcd26acce1c23ced8b916e00d9
[INFO] running `Command { std: "docker" "start" "-a" "d7050bce2532d0a1a89e334a45c9502310e35ddcd26acce1c23ced8b916e00d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking ferrousc_lexer v0.1.0 (/opt/rustwide/workdir/compiler/ferrousc_lexer)
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking ferrousc_ast v0.1.0 (/opt/rustwide/workdir/compiler/ferrousc_ast)
[INFO] [stderr]     Checking ferrousc_parser v0.1.0 (/opt/rustwide/workdir/compiler/ferrousc_parser)
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling llvm-sys v100.2.3
[INFO] [stderr]     Checking ferrousc_llvm v0.1.0 (/opt/rustwide/workdir/compiler/ferrousc_llvm)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> compiler/ferrousc_llvm/src/lib.rs:55:22
[INFO] [stdout]    |
[INFO] [stdout] 55 |             walk(st, &functions, &builder, &module, &context);
[INFO] [stdout]    |                      ^^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut wrapper::Functions`
[INFO] [stdout]                       found reference `&wrapper::Functions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> compiler/ferrousc_llvm/src/lib.rs:93:33
[INFO] [stdout]    |
[INFO] [stdout] 93 |                     walk(block, &functions, &builder, &module, &context);
[INFO] [stdout]    |                                 ^^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut wrapper::Functions`
[INFO] [stdout]                       found reference `&&mut wrapper::Functions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> compiler/ferrousc_llvm/src/lib.rs:96:37
[INFO] [stdout]    |
[INFO] [stdout] 96 |                     walk(statement, &functions, &builder, &module, &context);
[INFO] [stdout]    |                                     ^^^^^^^^^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut wrapper::Functions`
[INFO] [stdout]                       found reference `&&mut wrapper::Functions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `ferrousc_llvm` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "d7050bce2532d0a1a89e334a45c9502310e35ddcd26acce1c23ced8b916e00d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7050bce2532d0a1a89e334a45c9502310e35ddcd26acce1c23ced8b916e00d9", kill_on_drop: false }`
[INFO] [stdout] d7050bce2532d0a1a89e334a45c9502310e35ddcd26acce1c23ced8b916e00d9