[INFO] cloning repository https://github.com/safciplak/tdd-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/safciplak/tdd-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsafciplak%2Ftdd-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsafciplak%2Ftdd-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5d0833595d50ca795796d943106143596b926c8
[INFO] testing safciplak/tdd-rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsafciplak%2Ftdd-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/safciplak/tdd-rust on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/safciplak/tdd-rust
[INFO] finished tweaking git repo https://github.com/safciplak/tdd-rust
[INFO] tweaked toml for git repo https://github.com/safciplak/tdd-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/safciplak/tdd-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e17747cafcbdafaa4e94f73ce745fe56f306ee67f8ae90ef3451d5b1392bce5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7e17747cafcbdafaa4e94f73ce745fe56f306ee67f8ae90ef3451d5b1392bce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e17747cafcbdafaa4e94f73ce745fe56f306ee67f8ae90ef3451d5b1392bce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e17747cafcbdafaa4e94f73ce745fe56f306ee67f8ae90ef3451d5b1392bce5", kill_on_drop: false }`
[INFO] [stdout] 7e17747cafcbdafaa4e94f73ce745fe56f306ee67f8ae90ef3451d5b1392bce5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5ecde5b164bcdf16691e25caf9fdd335dacfce017d095838211200fe227415f
[INFO] running `Command { std: "docker" "start" "-a" "d5ecde5b164bcdf16691e25caf9fdd335dacfce017d095838211200fe227415f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `give_two`
[INFO] [stdout]  --> src/main.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn give_two() -> i32 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d5ecde5b164bcdf16691e25caf9fdd335dacfce017d095838211200fe227415f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ecde5b164bcdf16691e25caf9fdd335dacfce017d095838211200fe227415f", kill_on_drop: false }`
[INFO] [stdout] d5ecde5b164bcdf16691e25caf9fdd335dacfce017d095838211200fe227415f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce1231a9ec22952b362fad15a868f2e515b6b46f65beb62da9d6b9f5c0a45724
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce1231a9ec22952b362fad15a868f2e515b6b46f65beb62da9d6b9f5c0a45724", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "ce1231a9ec22952b362fad15a868f2e515b6b46f65beb62da9d6b9f5c0a45724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce1231a9ec22952b362fad15a868f2e515b6b46f65beb62da9d6b9f5c0a45724", kill_on_drop: false }`
[INFO] [stdout] ce1231a9ec22952b362fad15a868f2e515b6b46f65beb62da9d6b9f5c0a45724
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8921a6e4889f4e9f59443151002567fbd67bb4727026f510691b213e1c7cbd0a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8921a6e4889f4e9f59443151002567fbd67bb4727026f510691b213e1c7cbd0a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust-dd87faad9cf8b917
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test dcode_test::test_equals ... ok
[INFO] [stdout] test dcode_test::test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8921a6e4889f4e9f59443151002567fbd67bb4727026f510691b213e1c7cbd0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8921a6e4889f4e9f59443151002567fbd67bb4727026f510691b213e1c7cbd0a", kill_on_drop: false }`
[INFO] [stdout] 8921a6e4889f4e9f59443151002567fbd67bb4727026f510691b213e1c7cbd0a