[INFO] fetching crate depfirstsearch 0.1.5...
[INFO] testing depfirstsearch-0.1.5 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate depfirstsearch 0.1.5 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate depfirstsearch 0.1.5
[INFO] finished tweaking crates.io crate depfirstsearch 0.1.5
[INFO] tweaked toml for crates.io crate depfirstsearch 0.1.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate depfirstsearch 0.1.5 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate depfirstsearch 0.1.5 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ddf1f319712b4c84924e17f6c6661b7197f2adf75d88721ded9e7662474aff5
[INFO] running `Command { std: "docker" "start" "-a" "7ddf1f319712b4c84924e17f6c6661b7197f2adf75d88721ded9e7662474aff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ddf1f319712b4c84924e17f6c6661b7197f2adf75d88721ded9e7662474aff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ddf1f319712b4c84924e17f6c6661b7197f2adf75d88721ded9e7662474aff5", kill_on_drop: false }`
[INFO] [stdout] 7ddf1f319712b4c84924e17f6c6661b7197f2adf75d88721ded9e7662474aff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d387b5e891ef5c58f3fd82b42d2bda2dc8a0b583a5c9740a9def0be4ba344a5f
[INFO] running `Command { std: "docker" "start" "-a" "d387b5e891ef5c58f3fd82b42d2bda2dc8a0b583a5c9740a9def0be4ba344a5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling argh_shared v0.1.13
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling rust-fuzzy-search v0.1.1
[INFO] [stderr]    Compiling numtoa v0.2.4
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling termion v4.0.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling argh_derive v0.1.13
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling argh v0.1.13
[INFO] [stderr]    Compiling depfirstsearch v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `env`
[INFO] [stdout]  --> src/main.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{env, io};
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `USAGE` is never used
[INFO] [stdout]   --> src/main.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const USAGE: &str = "USAGE: depfirstsearch REGEX";
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.97s
[INFO] running `Command { std: "docker" "inspect" "d387b5e891ef5c58f3fd82b42d2bda2dc8a0b583a5c9740a9def0be4ba344a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d387b5e891ef5c58f3fd82b42d2bda2dc8a0b583a5c9740a9def0be4ba344a5f", kill_on_drop: false }`
[INFO] [stdout] d387b5e891ef5c58f3fd82b42d2bda2dc8a0b583a5c9740a9def0be4ba344a5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57679ca5df6dac8074e14dcd457c08deda86f3a4ae8a4be1c96cafd080fe8537
[INFO] running `Command { std: "docker" "start" "-a" "57679ca5df6dac8074e14dcd457c08deda86f3a4ae8a4be1c96cafd080fe8537", kill_on_drop: false }`
[INFO] [stderr]    Compiling depfirstsearch v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `env`
[INFO] [stdout]  --> src/main.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{env, io};
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `USAGE` is never used
[INFO] [stdout]   --> src/main.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const USAGE: &str = "USAGE: depfirstsearch REGEX";
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "57679ca5df6dac8074e14dcd457c08deda86f3a4ae8a4be1c96cafd080fe8537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57679ca5df6dac8074e14dcd457c08deda86f3a4ae8a4be1c96cafd080fe8537", kill_on_drop: false }`
[INFO] [stdout] 57679ca5df6dac8074e14dcd457c08deda86f3a4ae8a4be1c96cafd080fe8537
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61e3c3cafef98b977de689867279b57afcff4fdc5dc72262ad50700a43463f31
[INFO] running `Command { std: "docker" "start" "-a" "61e3c3cafef98b977de689867279b57afcff4fdc5dc72262ad50700a43463f31", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `env`
[INFO] [stdout] 
[INFO] [stderr]  --> src/main.rs:4:11
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 4 | use std::{env, io};
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |           ^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `USAGE` is never used
[INFO] [stderr]   --> src/main.rs:15:7
[INFO] [stderr]    |
[INFO] [stderr] 15 | const USAGE: &str = "USAGE: depfirstsearch REGEX";
[INFO] [stderr]    |       ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `depfirstsearch` (bin "depfirstsearch" test) generated 2 warnings (run `cargo fix --bin "depfirstsearch" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/depfirstsearch-ed0d7471350f67e9)
[INFO] running `Command { std: "docker" "inspect" "61e3c3cafef98b977de689867279b57afcff4fdc5dc72262ad50700a43463f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61e3c3cafef98b977de689867279b57afcff4fdc5dc72262ad50700a43463f31", kill_on_drop: false }`
[INFO] [stdout] 61e3c3cafef98b977de689867279b57afcff4fdc5dc72262ad50700a43463f31