[INFO] cloning repository https://github.com/danny270793/RustHotReloader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danny270793/RustHotReloader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanny270793%2FRustHotReloader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanny270793%2FRustHotReloader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ed2c6e0ee0a023f9b26fbf2eebc72dee460b1c7
[INFO] building danny270793/RustHotReloader against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanny270793%2FRustHotReloader" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danny270793/RustHotReloader on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danny270793/RustHotReloader
[INFO] finished tweaking git repo https://github.com/danny270793/RustHotReloader
[INFO] tweaked toml for git repo https://github.com/danny270793/RustHotReloader written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/danny270793/RustHotReloader 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a4c4148762e8d63d163cbddb19f50ce3e6ebae89341eefdfdbe6f9a3f23bc04
[INFO] running `Command { std: "docker" "start" "-a" "8a4c4148762e8d63d163cbddb19f50ce3e6ebae89341eefdfdbe6f9a3f23bc04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a4c4148762e8d63d163cbddb19f50ce3e6ebae89341eefdfdbe6f9a3f23bc04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a4c4148762e8d63d163cbddb19f50ce3e6ebae89341eefdfdbe6f9a3f23bc04", kill_on_drop: false }`
[INFO] [stdout] 8a4c4148762e8d63d163cbddb19f50ce3e6ebae89341eefdfdbe6f9a3f23bc04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee68b59e9db7df586a2f6c656d5a2ee3f8b1e9b6100908ed4ef4860dc62538a6
[INFO] running `Command { std: "docker" "start" "-a" "ee68b59e9db7df586a2f6c656d5a2ee3f8b1e9b6100908ed4ef4860dc62538a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling hotreloader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `version` is never used
[INFO] [stdout]  --> src/main.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn version() {
[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 0.39s
[INFO] running `Command { std: "docker" "inspect" "ee68b59e9db7df586a2f6c656d5a2ee3f8b1e9b6100908ed4ef4860dc62538a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee68b59e9db7df586a2f6c656d5a2ee3f8b1e9b6100908ed4ef4860dc62538a6", kill_on_drop: false }`
[INFO] [stdout] ee68b59e9db7df586a2f6c656d5a2ee3f8b1e9b6100908ed4ef4860dc62538a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9902ef6284f8f8a192783e252f07857d208e785c6a2f46f6fc15be8a91464fe2
[INFO] running `Command { std: "docker" "start" "-a" "9902ef6284f8f8a192783e252f07857d208e785c6a2f46f6fc15be8a91464fe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling hotreloader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `version` is never used
[INFO] [stdout]  --> src/main.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn version() {
[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 0.23s
[INFO] running `Command { std: "docker" "inspect" "9902ef6284f8f8a192783e252f07857d208e785c6a2f46f6fc15be8a91464fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9902ef6284f8f8a192783e252f07857d208e785c6a2f46f6fc15be8a91464fe2", kill_on_drop: false }`
[INFO] [stdout] 9902ef6284f8f8a192783e252f07857d208e785c6a2f46f6fc15be8a91464fe2