[INFO] cloning repository https://github.com/jechase/rustfmt_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jechase/rustfmt_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjechase%2Frustfmt_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjechase%2Frustfmt_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c95dc85dca06c17f7f8967928f50a8428e8626e
[INFO] testing jechase/rustfmt_example against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjechase%2Frustfmt_example" "/workspace/builds/worker-109/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-109/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jechase/rustfmt_example on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jechase/rustfmt_example
[INFO] finished tweaking git repo https://github.com/jechase/rustfmt_example
[INFO] tweaked toml for git repo https://github.com/jechase/rustfmt_example written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] crate git repo https://github.com/jechase/rustfmt_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9be386576084a6636284cd03280cfe48a394191110d7e256ff2fd4a6f552f7d9
[INFO] running `Command { std: "docker" "start" "-a" "9be386576084a6636284cd03280cfe48a394191110d7e256ff2fd4a6f552f7d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9be386576084a6636284cd03280cfe48a394191110d7e256ff2fd4a6f552f7d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9be386576084a6636284cd03280cfe48a394191110d7e256ff2fd4a6f552f7d9", kill_on_drop: false }`
[INFO] [stdout] 9be386576084a6636284cd03280cfe48a394191110d7e256ff2fd4a6f552f7d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 573bdfec73ffd099dd65798090558e0a48e60915277a6279b83aadd8bfae4d87
[INFO] running `Command { std: "docker" "start" "-a" "573bdfec73ffd099dd65798090558e0a48e60915277a6279b83aadd8bfae4d87", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufRead`, `Write`, `env`, `fs`, `process::Command`, `self`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     env,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 3 |     fs,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 4 |     io::{
[INFO] [stdout] 5 |         self,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 6 |         BufRead,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 7 |         Write,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 8 |     },
[INFO] [stdout] 9 |     process::Command,
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.07s
[INFO] running `Command { std: "docker" "inspect" "573bdfec73ffd099dd65798090558e0a48e60915277a6279b83aadd8bfae4d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "573bdfec73ffd099dd65798090558e0a48e60915277a6279b83aadd8bfae4d87", kill_on_drop: false }`
[INFO] [stdout] 573bdfec73ffd099dd65798090558e0a48e60915277a6279b83aadd8bfae4d87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41a3adbfd4a45d5193b108e84aca5b06880f5c5463655ae7978c242e6acf3365
[INFO] running `Command { std: "docker" "start" "-a" "41a3adbfd4a45d5193b108e84aca5b06880f5c5463655ae7978c242e6acf3365", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufRead`, `Write`, `env`, `fs`, `process::Command`, `self`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     env,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 3 |     fs,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 4 |     io::{
[INFO] [stdout] 5 |         self,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 6 |         BufRead,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 7 |         Write,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 8 |     },
[INFO] [stdout] 9 |     process::Command,
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "41a3adbfd4a45d5193b108e84aca5b06880f5c5463655ae7978c242e6acf3365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a3adbfd4a45d5193b108e84aca5b06880f5c5463655ae7978c242e6acf3365", kill_on_drop: false }`
[INFO] [stdout] 41a3adbfd4a45d5193b108e84aca5b06880f5c5463655ae7978c242e6acf3365
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e17c063658ce86692e570d6dc04ec526249a3a2c18dfd111b3a8d40440a982e
[INFO] running `Command { std: "docker" "start" "-a" "3e17c063658ce86692e570d6dc04ec526249a3a2c18dfd111b3a8d40440a982e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `BufRead`, `Write`, `env`, `fs`, `process::Command`, `self`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 2 |     env,
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 3 |     fs,
[INFO] [stderr]   |     ^^
[INFO] [stderr] 4 |     io::{
[INFO] [stderr] 5 |         self,
[INFO] [stderr]   |         ^^^^
[INFO] [stderr] 6 |         BufRead,
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr] 7 |         Write,
[INFO] [stderr]   |         ^^^^^
[INFO] [stderr] 8 |     },
[INFO] [stderr] 9 |     process::Command,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_demo` (bin "rust_demo" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_demo-101df32b3f60640a)
[INFO] running `Command { std: "docker" "inspect" "3e17c063658ce86692e570d6dc04ec526249a3a2c18dfd111b3a8d40440a982e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e17c063658ce86692e570d6dc04ec526249a3a2c18dfd111b3a8d40440a982e", kill_on_drop: false }`
[INFO] [stdout] 3e17c063658ce86692e570d6dc04ec526249a3a2c18dfd111b3a8d40440a982e