[INFO] cloning repository https://github.com/kchxng/rust-demo1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kchxng/rust-demo1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkchxng%2Frust-demo1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkchxng%2Frust-demo1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a350709b5c1970f284fc7675c7164a3a5e09ceb2
[INFO] testing kchxng/rust-demo1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkchxng%2Frust-demo1" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kchxng/rust-demo1
[INFO] finished tweaking git repo https://github.com/kchxng/rust-demo1
[INFO] tweaked toml for git repo https://github.com/kchxng/rust-demo1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kchxng/rust-demo1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kchxng/rust-demo1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b14d3a66642c410a6720cb78d3aa5fb3658c24b62c8c92b4e70e7d8397a433ea
[INFO] running `Command { std: "docker" "start" "-a" "b14d3a66642c410a6720cb78d3aa5fb3658c24b62c8c92b4e70e7d8397a433ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b14d3a66642c410a6720cb78d3aa5fb3658c24b62c8c92b4e70e7d8397a433ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b14d3a66642c410a6720cb78d3aa5fb3658c24b62c8c92b4e70e7d8397a433ea", kill_on_drop: false }`
[INFO] [stdout] b14d3a66642c410a6720cb78d3aa5fb3658c24b62c8c92b4e70e7d8397a433ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8165b91c8231c453a60d02861cb12d6a3740e4da7b7f2326a5f1d0b7b6b7f74d
[INFO] running `Command { std: "docker" "start" "-a" "8165b91c8231c453a60d02861cb12d6a3740e4da7b7f2326a5f1d0b7b6b7f74d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-demo1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         _ => println!("Other"),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Colors::Red => println!("Red"),
[INFO] [stdout]    |         ----------- matches some of the same values
[INFO] [stdout] 67 |         Colors::Green => println!("Green"),
[INFO] [stdout]    |         ------------- matches some of the same values
[INFO] [stdout] 68 |         Colors::Blue => println!("Blue"),
[INFO] [stdout]    |         ------------ matches some of the same values
[INFO] [stdout] 69 |         Colors::Orange => println!("Orange"),
[INFO] [stdout]    |         -------------- matches some of the same values
[INFO] [stdout] 70 |         _ => println!("Other"),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Red`, `Green`, and `Blue` are never constructed
[INFO] [stdout]    --> src/main.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 145 | enum Colors {
[INFO] [stdout]     |      ------ variants in this enum
[INFO] [stdout] 146 |     Red,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 147 |     Green,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 148 |     Blue,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "8165b91c8231c453a60d02861cb12d6a3740e4da7b7f2326a5f1d0b7b6b7f74d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8165b91c8231c453a60d02861cb12d6a3740e4da7b7f2326a5f1d0b7b6b7f74d", kill_on_drop: false }`
[INFO] [stdout] 8165b91c8231c453a60d02861cb12d6a3740e4da7b7f2326a5f1d0b7b6b7f74d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cbea6370cc166c160d30dbc6188d2d1bdffbc13dcab27ec8a104a85c8ce40e4
[INFO] running `Command { std: "docker" "start" "-a" "3cbea6370cc166c160d30dbc6188d2d1bdffbc13dcab27ec8a104a85c8ce40e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-demo1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         _ => println!("Other"),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         Colors::Red => println!("Red"),
[INFO] [stdout]    |         ----------- matches some of the same values
[INFO] [stdout] 67 |         Colors::Green => println!("Green"),
[INFO] [stdout]    |         ------------- matches some of the same values
[INFO] [stdout] 68 |         Colors::Blue => println!("Blue"),
[INFO] [stdout]    |         ------------ matches some of the same values
[INFO] [stdout] 69 |         Colors::Orange => println!("Orange"),
[INFO] [stdout]    |         -------------- matches some of the same values
[INFO] [stdout] 70 |         _ => println!("Other"),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Red`, `Green`, and `Blue` are never constructed
[INFO] [stdout]    --> src/main.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 145 | enum Colors {
[INFO] [stdout]     |      ------ variants in this enum
[INFO] [stdout] 146 |     Red,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 147 |     Green,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 148 |     Blue,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "3cbea6370cc166c160d30dbc6188d2d1bdffbc13dcab27ec8a104a85c8ce40e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cbea6370cc166c160d30dbc6188d2d1bdffbc13dcab27ec8a104a85c8ce40e4", kill_on_drop: false }`
[INFO] [stdout] 3cbea6370cc166c160d30dbc6188d2d1bdffbc13dcab27ec8a104a85c8ce40e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bbf4684a7f669d69441ff831c860859e781aac7e06ed6cc1718eaf64c1a10f8
[INFO] running `Command { std: "docker" "start" "-a" "0bbf4684a7f669d69441ff831c860859e781aac7e06ed6cc1718eaf64c1a10f8", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/main.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         _ => println!("Other"),
[INFO] [stderr]    |         ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/main.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         Colors::Red => println!("Red"),
[INFO] [stderr]    |         ----------- matches some of the same values
[INFO] [stderr] 67 |         Colors::Green => println!("Green"),
[INFO] [stderr]    |         ------------- matches some of the same values
[INFO] [stderr] 68 |         Colors::Blue => println!("Blue"),
[INFO] [stderr]    |         ------------ matches some of the same values
[INFO] [stderr] 69 |         Colors::Orange => println!("Orange"),
[INFO] [stderr]    |         -------------- matches some of the same values
[INFO] [stderr] 70 |         _ => println!("Other"),
[INFO] [stderr]    |         ^ collectively making this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Red`, `Green`, and `Blue` are never constructed
[INFO] [stderr]    --> src/main.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 145 | enum Colors {
[INFO] [stderr]     |      ------ variants in this enum
[INFO] [stderr] 146 |     Red,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 147 |     Green,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 148 |     Blue,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-demo1` (bin "rust-demo1" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_demo1-ed8c144ede6b5b5c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_demo1-d39602abd264c39a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_demo1
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0bbf4684a7f669d69441ff831c860859e781aac7e06ed6cc1718eaf64c1a10f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bbf4684a7f669d69441ff831c860859e781aac7e06ed6cc1718eaf64c1a10f8", kill_on_drop: false }`
[INFO] [stdout] 0bbf4684a7f669d69441ff831c860859e781aac7e06ed6cc1718eaf64c1a10f8