[INFO] fetching crate mammoth-macro 0.0.1...
[INFO] checking mammoth-macro-0.0.1 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate mammoth-macro 0.0.1 into /workspace/builds/worker-119/source
[INFO] validating manifest of crates.io crate mammoth-macro 0.0.1 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mammoth-macro 0.0.1
[INFO] finished tweaking crates.io crate mammoth-macro 0.0.1
[INFO] tweaked toml for crates.io crate mammoth-macro 0.0.1 written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b7845bd899b551c07cd1bd143492b9c613b4b7d3ceb3b575c38398716099255
[INFO] running `Command { std: "docker" "start" "-a" "5b7845bd899b551c07cd1bd143492b9c613b4b7d3ceb3b575c38398716099255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b7845bd899b551c07cd1bd143492b9c613b4b7d3ceb3b575c38398716099255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7845bd899b551c07cd1bd143492b9c613b4b7d3ceb3b575c38398716099255", kill_on_drop: false }`
[INFO] [stdout] 5b7845bd899b551c07cd1bd143492b9c613b4b7d3ceb3b575c38398716099255
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7e22d8740ff73d01beddd60c3730f57fafb1f67815212e567bd94ecd5ca113c
[INFO] running `Command { std: "docker" "start" "-a" "d7e22d8740ff73d01beddd60c3730f57fafb1f67815212e567bd94ecd5ca113c", 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]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking mammoth-macro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking mammoth-setup v0.0.1
[INFO] [stdout] error[E0603]: module `export` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mammoth-setup-0.0.1/src/validation.rs:7:12
[INFO] [stdout]     |
[INFO] [stdout] 7   | use serde::export::PhantomData;
[INFO] [stdout]     |            ^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `export` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.127/src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 | use self::__private as export;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mammoth-setup-0.0.1/src/config.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |             IdValidator(Severity::Critical, mods_dir.to_path_buf(), PhantomData)
[INFO] [stdout]     |             ^^^^^^^^^^^ cannot infer type for type parameter `I` declared on the struct `IdValidator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mammoth-setup-0.0.1/src/config/host.rs:208:25
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let validator = IdValidator(Severity::Critical, self.clone(), PhantomData);
[INFO] [stdout]     |                         ^^^^^^^^^^^ cannot infer type for type parameter `I` declared on the struct `IdValidator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mammoth-setup` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "d7e22d8740ff73d01beddd60c3730f57fafb1f67815212e567bd94ecd5ca113c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e22d8740ff73d01beddd60c3730f57fafb1f67815212e567bd94ecd5ca113c", kill_on_drop: false }`
[INFO] [stdout] d7e22d8740ff73d01beddd60c3730f57fafb1f67815212e567bd94ecd5ca113c