[INFO] cloning repository https://github.com/zzibert/rectangles
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zzibert/rectangles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzzibert%2Frectangles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzzibert%2Frectangles'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f7edcf3d27d08bacfa197658f2957bc7e944ac3
[INFO] testing zzibert/rectangles against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzzibert%2Frectangles" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zzibert/rectangles 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/zzibert/rectangles
[INFO] finished tweaking git repo https://github.com/zzibert/rectangles
[INFO] tweaked toml for git repo https://github.com/zzibert/rectangles written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/zzibert/rectangles 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e4945cb1d706dfcc03f091249f6042678392a6fffb6b84b923ea4c3d1e12e85
[INFO] running `Command { std: "docker" "start" "-a" "3e4945cb1d706dfcc03f091249f6042678392a6fffb6b84b923ea4c3d1e12e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e4945cb1d706dfcc03f091249f6042678392a6fffb6b84b923ea4c3d1e12e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e4945cb1d706dfcc03f091249f6042678392a6fffb6b84b923ea4c3d1e12e85", kill_on_drop: false }`
[INFO] [stdout] 3e4945cb1d706dfcc03f091249f6042678392a6fffb6b84b923ea4c3d1e12e85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] d1611a6dd306fea6c84ce1df820d3d64df9f8c25e3c00f76492b9a4d5f759930
[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" "d1611a6dd306fea6c84ce1df820d3d64df9f8c25e3c00f76492b9a4d5f759930", kill_on_drop: false }`
[INFO] [stderr]    Compiling rectangles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `area`
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn area(&self) -> u32 {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `square`
[INFO] [stdout]   --> src/main.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn square(size: u32) -> Rectangle {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d1611a6dd306fea6c84ce1df820d3d64df9f8c25e3c00f76492b9a4d5f759930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1611a6dd306fea6c84ce1df820d3d64df9f8c25e3c00f76492b9a4d5f759930", kill_on_drop: false }`
[INFO] [stdout] d1611a6dd306fea6c84ce1df820d3d64df9f8c25e3c00f76492b9a4d5f759930
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b075bf367dca20d1bd817ff291d70ec70454b754dc45a6210e529d3647960172
[INFO] running `Command { std: "docker" "start" "-a" "b075bf367dca20d1bd817ff291d70ec70454b754dc45a6210e529d3647960172", kill_on_drop: false }`
[INFO] [stderr]    Compiling rectangles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `area`
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn area(&self) -> u32 {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `square`
[INFO] [stdout]   --> src/main.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn square(size: u32) -> Rectangle {
[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 0.94s
[INFO] running `Command { std: "docker" "inspect" "b075bf367dca20d1bd817ff291d70ec70454b754dc45a6210e529d3647960172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b075bf367dca20d1bd817ff291d70ec70454b754dc45a6210e529d3647960172", kill_on_drop: false }`
[INFO] [stdout] b075bf367dca20d1bd817ff291d70ec70454b754dc45a6210e529d3647960172
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 3d72e0bac95b31d2cc6e2605ad65cc63e57ecec8269e7ba9dcb90e0f64790c88
[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" "3d72e0bac95b31d2cc6e2605ad65cc63e57ecec8269e7ba9dcb90e0f64790c88", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `area`
[INFO] [stderr]  --> src/main.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn area(&self) -> u32 {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `square`
[INFO] [stderr]   --> src/main.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn square(size: u32) -> Rectangle {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rectangles-37996edf0b43be78
[INFO] running `Command { std: "docker" "inspect" "3d72e0bac95b31d2cc6e2605ad65cc63e57ecec8269e7ba9dcb90e0f64790c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d72e0bac95b31d2cc6e2605ad65cc63e57ecec8269e7ba9dcb90e0f64790c88", kill_on_drop: false }`
[INFO] [stdout] 3d72e0bac95b31d2cc6e2605ad65cc63e57ecec8269e7ba9dcb90e0f64790c88