[INFO] cloning repository https://github.com/fdncred/fz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fdncred/fz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdncred%2Ffz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdncred%2Ffz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 015feb459c6e5396ff7839d2f109b33200c0211f
[INFO] checking fdncred/fz against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdncred%2Ffz" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fdncred/fz 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 git repo https://github.com/fdncred/fz
[INFO] finished tweaking git repo https://github.com/fdncred/fz
[INFO] tweaked toml for git repo https://github.com/fdncred/fz written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fdncred/fz 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]     Updating git repository `https://github.com/helix-editor/nucleo`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cov-mark v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 47ec4ddf7f79b2519507fd29e7f39b4c817615938662c657e211c9adcb1808b8
[INFO] running `Command { std: "docker" "start" "-a" "47ec4ddf7f79b2519507fd29e7f39b4c817615938662c657e211c9adcb1808b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47ec4ddf7f79b2519507fd29e7f39b4c817615938662c657e211c9adcb1808b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ec4ddf7f79b2519507fd29e7f39b4c817615938662c657e211c9adcb1808b8", kill_on_drop: false }`
[INFO] [stdout] 47ec4ddf7f79b2519507fd29e7f39b4c817615938662c657e211c9adcb1808b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 140de8b1236e1f1da80a1bdf7a36476734592a170107dc9eb77ccb62f5681b08
[INFO] running `Command { std: "docker" "start" "-a" "140de8b1236e1f1da80a1bdf7a36476734592a170107dc9eb77ccb62f5681b08", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking cov-mark v1.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking nucleo-matcher v0.2.0 (https://github.com/helix-editor/nucleo?rev=89e32f915eadf7eaa5656f6fe3ccce00de7701b6#89e32f91)
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking nucleo v0.2.1 (https://github.com/helix-editor/nucleo?rev=89e32f915eadf7eaa5656f6fe3ccce00de7701b6#89e32f91)
[INFO] [stderr]     Checking fz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Injector`
[INFO] [stdout]  --> src/main.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Config, Injector, Matcher, Nucleo, Utf32Str, Utf32String,
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Injector`
[INFO] [stdout]  --> src/main.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Config, Injector, Matcher, Nucleo, Utf32Str, Utf32String,
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.33s
[INFO] running `Command { std: "docker" "inspect" "140de8b1236e1f1da80a1bdf7a36476734592a170107dc9eb77ccb62f5681b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "140de8b1236e1f1da80a1bdf7a36476734592a170107dc9eb77ccb62f5681b08", kill_on_drop: false }`
[INFO] [stdout] 140de8b1236e1f1da80a1bdf7a36476734592a170107dc9eb77ccb62f5681b08
[INFO] checking fdncred/fz against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdncred%2Ffz" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fdncred/fz on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fdncred/fz
[INFO] finished tweaking git repo https://github.com/fdncred/fz
[INFO] tweaked toml for git repo https://github.com/fdncred/fz written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fdncred/fz 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a132b3886b690bc59d4bceb9a37d38b16f989465bb7d59d043ee6b0e63ed96c
[INFO] running `Command { std: "docker" "start" "-a" "6a132b3886b690bc59d4bceb9a37d38b16f989465bb7d59d043ee6b0e63ed96c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a132b3886b690bc59d4bceb9a37d38b16f989465bb7d59d043ee6b0e63ed96c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a132b3886b690bc59d4bceb9a37d38b16f989465bb7d59d043ee6b0e63ed96c", kill_on_drop: false }`
[INFO] [stdout] 6a132b3886b690bc59d4bceb9a37d38b16f989465bb7d59d043ee6b0e63ed96c
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22612d65e0d4e468c410ed00bd1a4dc2c2a57926d3737d0f187dbc8d79a2ccce
[INFO] running `Command { std: "docker" "start" "-a" "22612d65e0d4e468c410ed00bd1a4dc2c2a57926d3737d0f187dbc8d79a2ccce", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking cov-mark v1.1.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking nucleo-matcher v0.2.0 (https://github.com/helix-editor/nucleo?rev=89e32f915eadf7eaa5656f6fe3ccce00de7701b6#89e32f91)
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking nucleo v0.2.1 (https://github.com/helix-editor/nucleo?rev=89e32f915eadf7eaa5656f6fe3ccce00de7701b6#89e32f91)
[INFO] [stderr]     Checking fz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Injector`
[INFO] [stdout]  --> src/main.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Config, Injector, Matcher, Nucleo, Utf32Str, Utf32String,
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Injector`
[INFO] [stdout]  --> src/main.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Config, Injector, Matcher, Nucleo, Utf32Str, Utf32String,
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.76s
[INFO] running `Command { std: "docker" "inspect" "22612d65e0d4e468c410ed00bd1a4dc2c2a57926d3737d0f187dbc8d79a2ccce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22612d65e0d4e468c410ed00bd1a4dc2c2a57926d3737d0f187dbc8d79a2ccce", kill_on_drop: false }`
[INFO] [stdout] 22612d65e0d4e468c410ed00bd1a4dc2c2a57926d3737d0f187dbc8d79a2ccce