[INFO] fetching crate enum-ts 0.2.6...
[INFO] checking enum-ts-0.2.6 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate enum-ts 0.2.6 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate enum-ts 0.2.6 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enum-ts 0.2.6
[INFO] finished tweaking crates.io crate enum-ts 0.2.6
[INFO] tweaked toml for crates.io crate enum-ts 0.2.6 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate enum-ts 0.2.6 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.8.15
[INFO] [stderr]   Downloaded similar v0.3.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.1
[INFO] [stderr]   Downloaded globset v0.4.6
[INFO] [stderr]   Downloaded ignore v0.4.17
[INFO] [stderr]   Downloaded serde_json v1.0.61
[INFO] [stderr]   Downloaded regex-syntax v0.6.22
[INFO] [stderr]   Downloaded insta v1.5.3
[INFO] [stderr]   Downloaded regex v1.4.3
[INFO] [stderr]   Downloaded thread_local v1.1.2
[INFO] [stderr]   Downloaded libc v0.2.83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c28e7702c78066b65f679d26fe6f84e7488eab4cde82228741f938313bd60e8
[INFO] running `Command { std: "docker" "start" "-a" "3c28e7702c78066b65f679d26fe6f84e7488eab4cde82228741f938313bd60e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c28e7702c78066b65f679d26fe6f84e7488eab4cde82228741f938313bd60e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c28e7702c78066b65f679d26fe6f84e7488eab4cde82228741f938313bd60e8", kill_on_drop: false }`
[INFO] [stdout] 3c28e7702c78066b65f679d26fe6f84e7488eab4cde82228741f938313bd60e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4d25768f161a76112b0fa5e1b9dffd426a13bf06c73a5a347aa9842694157f9
[INFO] running `Command { std: "docker" "start" "-a" "f4d25768f161a76112b0fa5e1b9dffd426a13bf06c73a5a347aa9842694157f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling libc v0.2.83
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking thread_local v1.1.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking similar v0.3.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking console v0.14.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking enum-ts v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Lazy` is imported redundantly
[INFO] [stdout]  --> src/write.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Lazy` is already imported here
[INFO] [stdout] 2 |
[INFO] [stdout] 3 | use once_cell::sync::Lazy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Regex` is imported redundantly
[INFO] [stdout]  --> src/write.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Regex` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_yaml v0.8.15
[INFO] [stderr]     Checking insta v1.5.3
[INFO] [stdout] warning: the item `Lazy` is imported redundantly
[INFO] [stdout]  --> src/write.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Lazy` is already imported here
[INFO] [stdout] 2 |
[INFO] [stdout] 3 | use once_cell::sync::Lazy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Regex` is imported redundantly
[INFO] [stdout]  --> src/write.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Regex` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.00s
[INFO] running `Command { std: "docker" "inspect" "f4d25768f161a76112b0fa5e1b9dffd426a13bf06c73a5a347aa9842694157f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d25768f161a76112b0fa5e1b9dffd426a13bf06c73a5a347aa9842694157f9", kill_on_drop: false }`
[INFO] [stdout] f4d25768f161a76112b0fa5e1b9dffd426a13bf06c73a5a347aa9842694157f9