[INFO] cloning repository https://github.com/Dizans/rbe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dizans/rbe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDizans%2Frbe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDizans%2Frbe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e7155a181034a893b6902a76a2e42d065ad5454
[INFO] testing Dizans/rbe against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDizans%2Frbe" "/workspace/builds/worker-63/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dizans/rbe on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dizans/rbe
[INFO] finished tweaking git repo https://github.com/Dizans/rbe
[INFO] tweaked toml for git repo https://github.com/Dizans/rbe written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate git repo https://github.com/Dizans/rbe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ac6ef868f1ede5b847a8a7d7b9521e66a7d5843dbd54e4bcbb433660d06add6
[INFO] running `Command { std: "docker" "start" "-a" "1ac6ef868f1ede5b847a8a7d7b9521e66a7d5843dbd54e4bcbb433660d06add6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ac6ef868f1ede5b847a8a7d7b9521e66a7d5843dbd54e4bcbb433660d06add6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac6ef868f1ede5b847a8a7d7b9521e66a7d5843dbd54e4bcbb433660d06add6", kill_on_drop: false }`
[INFO] [stdout] 1ac6ef868f1ede5b847a8a7d7b9521e66a7d5843dbd54e4bcbb433660d06add6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd210b68a74abaa2ba5bedf600b351603d3cc58afc4b7e4731032c01371c538d
[INFO] running `Command { std: "docker" "start" "-a" "bd210b68a74abaa2ba5bedf600b351603d3cc58afc4b7e4731032c01371c538d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rbe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Pair`
[INFO] [stdout]   --> src/ch3_self_defined_types.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | struct Pair(i32, f32);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Point`
[INFO] [stdout]   --> src/ch3_self_defined_types.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Point`
[INFO] [stdout]   --> src/main.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "bd210b68a74abaa2ba5bedf600b351603d3cc58afc4b7e4731032c01371c538d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd210b68a74abaa2ba5bedf600b351603d3cc58afc4b7e4731032c01371c538d", kill_on_drop: false }`
[INFO] [stdout] bd210b68a74abaa2ba5bedf600b351603d3cc58afc4b7e4731032c01371c538d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed5f7665723c061f6c2ddbf0c17d51ac14a676aa0f511e21f1dd106bba95a98d
[INFO] running `Command { std: "docker" "start" "-a" "ed5f7665723c061f6c2ddbf0c17d51ac14a676aa0f511e21f1dd106bba95a98d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Pair`
[INFO] [stdout]   --> src/ch3_self_defined_types.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | struct Pair(i32, f32);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Point`
[INFO] [stdout]   --> src/ch3_self_defined_types.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Point`
[INFO] [stdout]   --> src/main.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "ed5f7665723c061f6c2ddbf0c17d51ac14a676aa0f511e21f1dd106bba95a98d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5f7665723c061f6c2ddbf0c17d51ac14a676aa0f511e21f1dd106bba95a98d", kill_on_drop: false }`
[INFO] [stdout] ed5f7665723c061f6c2ddbf0c17d51ac14a676aa0f511e21f1dd106bba95a98d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18796a4d2753a9d57977fcbd309a4c1674db0e30147bc6f0cec4c7c8f30c7df9
[INFO] running `Command { std: "docker" "start" "-a" "18796a4d2753a9d57977fcbd309a4c1674db0e30147bc6f0cec4c7c8f30c7df9", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `Pair`
[INFO] [stderr]   --> src/ch3_self_defined_types.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 63 | struct Pair(i32, f32);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Point`
[INFO] [stderr]   --> src/ch3_self_defined_types.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 | struct Point {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Point`
[INFO] [stderr]   --> src/main.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct Point {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rbe` (bin "rbe" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rbe-349d7405c725cafe)
[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" "18796a4d2753a9d57977fcbd309a4c1674db0e30147bc6f0cec4c7c8f30c7df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18796a4d2753a9d57977fcbd309a4c1674db0e30147bc6f0cec4c7c8f30c7df9", kill_on_drop: false }`
[INFO] [stdout] 18796a4d2753a9d57977fcbd309a4c1674db0e30147bc6f0cec4c7c8f30c7df9