[INFO] fetching crate texting 0.0.7...
[INFO] checking texting-0.0.7 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate texting 0.0.7 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate texting 0.0.7 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate texting 0.0.7
[INFO] finished tweaking crates.io crate texting 0.0.7
[INFO] tweaked toml for crates.io crate texting 0.0.7 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded veho v0.0.20
[INFO] [stderr]   Downloaded vte v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9b68f791ed72b39cd94eb17395711763b85f8b0f7ac3334a012c17071005b37
[INFO] running `Command { std: "docker" "start" "-a" "b9b68f791ed72b39cd94eb17395711763b85f8b0f7ac3334a012c17071005b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9b68f791ed72b39cd94eb17395711763b85f8b0f7ac3334a012c17071005b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b68f791ed72b39cd94eb17395711763b85f8b0f7ac3334a012c17071005b37", kill_on_drop: false }`
[INFO] [stdout] b9b68f791ed72b39cd94eb17395711763b85f8b0f7ac3334a012c17071005b37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0a1964dca715bf2e5a059958d7586564f49928e95932f2022262f021573d69a
[INFO] running `Command { std: "docker" "start" "-a" "c0a1964dca715bf2e5a059958d7586564f49928e95932f2022262f021573d69a", kill_on_drop: false }`
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking veho v0.0.20
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.2
[INFO] [stderr]     Checking vte v0.13.0
[INFO] [stderr]     Checking texting v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `sub`
[INFO] [stdout]  --> tests/alpha/last_substring_test.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | macro_rules! sub {
[INFO] [stdout]   |              ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "c0a1964dca715bf2e5a059958d7586564f49928e95932f2022262f021573d69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0a1964dca715bf2e5a059958d7586564f49928e95932f2022262f021573d69a", kill_on_drop: false }`
[INFO] [stdout] c0a1964dca715bf2e5a059958d7586564f49928e95932f2022262f021573d69a