[INFO] cloning repository https://github.com/nickx720/rust_module_system_primer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nickx720/rust_module_system_primer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickx720%2Frust_module_system_primer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickx720%2Frust_module_system_primer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc7c6f4d5171b1bad07260194663c1a426715c3a
[INFO] testing nickx720/rust_module_system_primer against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickx720%2Frust_module_system_primer" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nickx720/rust_module_system_primer 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/nickx720/rust_module_system_primer
[INFO] finished tweaking git repo https://github.com/nickx720/rust_module_system_primer
[INFO] tweaked toml for git repo https://github.com/nickx720/rust_module_system_primer written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/nickx720/rust_module_system_primer 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 5a4a5c54dd68247e8598d5d3b76c9e641da66082224ba49b49647c4a5a847e2f
[INFO] running `Command { std: "docker" "start" "-a" "5a4a5c54dd68247e8598d5d3b76c9e641da66082224ba49b49647c4a5a847e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a4a5c54dd68247e8598d5d3b76c9e641da66082224ba49b49647c4a5a847e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a4a5c54dd68247e8598d5d3b76c9e641da66082224ba49b49647c4a5a847e2f", kill_on_drop: false }`
[INFO] [stdout] 5a4a5c54dd68247e8598d5d3b76c9e641da66082224ba49b49647c4a5a847e2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 29a0951b9267cca8828b0f02a270f697c921e19d734f80c2d59990fbeb6e711d
[INFO] running `Command { std: "docker" "start" "-a" "29a0951b9267cca8828b0f02a270f697c921e19d734f80c2d59990fbeb6e711d", kill_on_drop: false }`
[INFO] [stderr]    Compiling shiny v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `f2`
[INFO] [stdout]   --> src/main.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |             fn f2() {}
[INFO] [stdout]    |                ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `f3`
[INFO] [stdout]   --> src/main.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |             fn f3() {}
[INFO] [stdout]    |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "29a0951b9267cca8828b0f02a270f697c921e19d734f80c2d59990fbeb6e711d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a0951b9267cca8828b0f02a270f697c921e19d734f80c2d59990fbeb6e711d", kill_on_drop: false }`
[INFO] [stdout] 29a0951b9267cca8828b0f02a270f697c921e19d734f80c2d59990fbeb6e711d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 473ee229b4ebd47cf436ac0f1e0b29f7035a9d8413bf57a89c4a699fd44ea7a0
[INFO] running `Command { std: "docker" "start" "-a" "473ee229b4ebd47cf436ac0f1e0b29f7035a9d8413bf57a89c4a699fd44ea7a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling shiny v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `f2`
[INFO] [stdout]   --> src/main.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |             fn f2() {}
[INFO] [stdout]    |                ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `f3`
[INFO] [stdout]   --> src/main.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |             fn f3() {}
[INFO] [stdout]    |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "473ee229b4ebd47cf436ac0f1e0b29f7035a9d8413bf57a89c4a699fd44ea7a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "473ee229b4ebd47cf436ac0f1e0b29f7035a9d8413bf57a89c4a699fd44ea7a0", kill_on_drop: false }`
[INFO] [stdout] 473ee229b4ebd47cf436ac0f1e0b29f7035a9d8413bf57a89c4a699fd44ea7a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] aca4f1e7e7da6609798466bbbfb52b0908ee806cfedcd027d32b8ec391e1049a
[INFO] running `Command { std: "docker" "start" "-a" "aca4f1e7e7da6609798466bbbfb52b0908ee806cfedcd027d32b8ec391e1049a", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `f2`
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:25:16
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 25 |             fn f2() {}
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                ^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `f3`
[INFO] [stderr]   --> src/main.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 |             fn f3() {}
[INFO] [stderr]    |                ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `shiny` (bin "shiny" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shiny-8567577607eeaf7f)
[INFO] running `Command { std: "docker" "inspect" "aca4f1e7e7da6609798466bbbfb52b0908ee806cfedcd027d32b8ec391e1049a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca4f1e7e7da6609798466bbbfb52b0908ee806cfedcd027d32b8ec391e1049a", kill_on_drop: false }`
[INFO] [stdout] aca4f1e7e7da6609798466bbbfb52b0908ee806cfedcd027d32b8ec391e1049a