[INFO] fetching crate phos 0.0.2...
[INFO] building phos-0.0.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate phos 0.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate phos 0.0.2
[INFO] finished tweaking crates.io crate phos 0.0.2
[INFO] tweaked toml for crates.io crate phos 0.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate phos 0.0.2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c199cd13a22e61b4a2c2295b5957c4f1b7e2381ae66a85fc4d25901fcf5264e
[INFO] running `Command { std: "docker" "start" "-a" "7c199cd13a22e61b4a2c2295b5957c4f1b7e2381ae66a85fc4d25901fcf5264e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c199cd13a22e61b4a2c2295b5957c4f1b7e2381ae66a85fc4d25901fcf5264e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c199cd13a22e61b4a2c2295b5957c4f1b7e2381ae66a85fc4d25901fcf5264e", kill_on_drop: false }`
[INFO] [stdout] 7c199cd13a22e61b4a2c2295b5957c4f1b7e2381ae66a85fc4d25901fcf5264e
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c319eac9102d194d2156a15ffc910115991f6e4f032d50f89fab90bb0306158
[INFO] running `Command { std: "docker" "start" "-a" "7c319eac9102d194d2156a15ffc910115991f6e4f032d50f89fab90bb0306158", kill_on_drop: false }`
[INFO] [stderr]    Compiling phos v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt::Formatter`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::Formatter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/lib.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) enum Fragment<T: Clone + PartialEq + Eq> {
[INFO] [stdout]    |                 -------- variants in this enum
[INFO] [stdout] 11 |     None,
[INFO] [stdout] 12 |     Any,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 13 |     // TODO: better thing than Vec<MFrag<T>>? box?
[INFO] [stdout] 14 |     Quantifier(Vec<Fragment<T>>, Range<usize>, bool),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 15 |     // lazy expands the quantity until match, greedy starts at pat.len() and shrinks until match
[INFO] [stdout] 16 |     Unit(T),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     Class(usize),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 18 |     Or(Vec<Fragment<T>>),
[INFO] [stdout]    |     ^^
[INFO] [stdout] 19 |     And(Vec<Fragment<T>>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     Start,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     End,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Fragment` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "7c319eac9102d194d2156a15ffc910115991f6e4f032d50f89fab90bb0306158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c319eac9102d194d2156a15ffc910115991f6e4f032d50f89fab90bb0306158", kill_on_drop: false }`
[INFO] [stdout] 7c319eac9102d194d2156a15ffc910115991f6e4f032d50f89fab90bb0306158
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2c810ffa51b4b81d43867e6db434a19e4710b549c77177bf060d7d08664f4c1
[INFO] running `Command { std: "docker" "start" "-a" "c2c810ffa51b4b81d43867e6db434a19e4710b549c77177bf060d7d08664f4c1", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::fmt::Formatter`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::Formatter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling phos v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/lib.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) enum Fragment<T: Clone + PartialEq + Eq> {
[INFO] [stdout]    |                 -------- variants in this enum
[INFO] [stdout] 11 |     None,
[INFO] [stdout] 12 |     Any,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 13 |     // TODO: better thing than Vec<MFrag<T>>? box?
[INFO] [stdout] 14 |     Quantifier(Vec<Fragment<T>>, Range<usize>, bool),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 15 |     // lazy expands the quantity until match, greedy starts at pat.len() and shrinks until match
[INFO] [stdout] 16 |     Unit(T),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     Class(usize),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 18 |     Or(Vec<Fragment<T>>),
[INFO] [stdout]    |     ^^
[INFO] [stdout] 19 |     And(Vec<Fragment<T>>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     Start,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     End,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Fragment` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Formatter`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::Formatter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/lib.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) enum Fragment<T: Clone + PartialEq + Eq> {
[INFO] [stdout]    |                 -------- variants in this enum
[INFO] [stdout] 11 |     None,
[INFO] [stdout] 12 |     Any,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 13 |     // TODO: better thing than Vec<MFrag<T>>? box?
[INFO] [stdout] 14 |     Quantifier(Vec<Fragment<T>>, Range<usize>, bool),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 15 |     // lazy expands the quantity until match, greedy starts at pat.len() and shrinks until match
[INFO] [stdout] 16 |     Unit(T),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     Class(usize),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 18 |     Or(Vec<Fragment<T>>),
[INFO] [stdout]    |     ^^
[INFO] [stdout] 19 |     And(Vec<Fragment<T>>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     Start,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     End,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Fragment` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "c2c810ffa51b4b81d43867e6db434a19e4710b549c77177bf060d7d08664f4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2c810ffa51b4b81d43867e6db434a19e4710b549c77177bf060d7d08664f4c1", kill_on_drop: false }`
[INFO] [stdout] c2c810ffa51b4b81d43867e6db434a19e4710b549c77177bf060d7d08664f4c1