[INFO] fetching crate url-pattern 0.1.1...
[INFO] checking url-pattern-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate url-pattern 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate url-pattern 0.1.1
[INFO] finished tweaking crates.io crate url-pattern 0.1.1
[INFO] tweaked toml for crates.io crate url-pattern 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate url-pattern 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f24ee1f5cf259909ac0f3fe12dbcc2149b2ba76e5e6230c1eef8b29c6dbd535b
[INFO] running `Command { std: "docker" "start" "-a" "f24ee1f5cf259909ac0f3fe12dbcc2149b2ba76e5e6230c1eef8b29c6dbd535b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f24ee1f5cf259909ac0f3fe12dbcc2149b2ba76e5e6230c1eef8b29c6dbd535b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24ee1f5cf259909ac0f3fe12dbcc2149b2ba76e5e6230c1eef8b29c6dbd535b", kill_on_drop: false }`
[INFO] [stdout] f24ee1f5cf259909ac0f3fe12dbcc2149b2ba76e5e6230c1eef8b29c6dbd535b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e921d8e36b092167fd56046f9cfd365704cdb7cf62686aac0eec8182bb1ba6b9
[INFO] running `Command { std: "docker" "start" "-a" "e921d8e36b092167fd56046f9cfd365704cdb7cf62686aac0eec8182bb1ba6b9", kill_on_drop: false }`
[INFO] [stderr]     Checking url-pattern v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `RegExp` is never constructed
[INFO] [stdout]   --> src/parser.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) enum Part {
[INFO] [stdout]    |                 ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 35 |     RegExp {
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Part` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `RegExp`, `EscapedChar`, and `InvalidChar` are never constructed
[INFO] [stdout]   --> src/tokenizer.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub(crate) enum Token {
[INFO] [stdout]    |                 ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 8  |     RegExp(String),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     EscapedChar(char),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     InvalidChar,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RegExp` is never constructed
[INFO] [stdout]   --> src/parser.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) enum Part {
[INFO] [stdout]    |                 ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 35 |     RegExp {
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Part` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `RegExp`, `EscapedChar`, and `InvalidChar` are never constructed
[INFO] [stdout]   --> src/tokenizer.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub(crate) enum Token {
[INFO] [stdout]    |                 ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 8  |     RegExp(String),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     EscapedChar(char),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     InvalidChar,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "e921d8e36b092167fd56046f9cfd365704cdb7cf62686aac0eec8182bb1ba6b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e921d8e36b092167fd56046f9cfd365704cdb7cf62686aac0eec8182bb1ba6b9", kill_on_drop: false }`
[INFO] [stdout] e921d8e36b092167fd56046f9cfd365704cdb7cf62686aac0eec8182bb1ba6b9