[INFO] cloning repository https://github.com/BuggStream/crustatious
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BuggStream/crustatious" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBuggStream%2Fcrustatious", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBuggStream%2Fcrustatious'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05ad7a46fc262e89d358531d959c9a86c1fbe0e5
[INFO] testing BuggStream/crustatious against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBuggStream%2Fcrustatious" "/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/BuggStream/crustatious on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BuggStream/crustatious
[INFO] finished tweaking git repo https://github.com/BuggStream/crustatious
[INFO] tweaked toml for git repo https://github.com/BuggStream/crustatious written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/BuggStream/crustatious already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4d6d9fb45ba6c3ed371733c865fd55be2dfa29b943a3b2df0ed9de332c64e45
[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" "c4d6d9fb45ba6c3ed371733c865fd55be2dfa29b943a3b2df0ed9de332c64e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4d6d9fb45ba6c3ed371733c865fd55be2dfa29b943a3b2df0ed9de332c64e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4d6d9fb45ba6c3ed371733c865fd55be2dfa29b943a3b2df0ed9de332c64e45", kill_on_drop: false }`
[INFO] [stdout] c4d6d9fb45ba6c3ed371733c865fd55be2dfa29b943a3b2df0ed9de332c64e45
[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" "+beta-2021-01-01" "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] 5266350d68a07b61cf0662d5242d4a01f82c04dec049cd371ac87832dd96d2a2
[INFO] running `Command { std: "docker" "start" "-a" "5266350d68a07b61cf0662d5242d4a01f82c04dec049cd371ac87832dd96d2a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling crustatious v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `North`
[INFO] [stdout]   --> src/tron.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     North,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `East`
[INFO] [stdout]   --> src/tron.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     East,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `South`
[INFO] [stdout]   --> src/tron.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     South,
[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 1.56s
[INFO] running `Command { std: "docker" "inspect" "5266350d68a07b61cf0662d5242d4a01f82c04dec049cd371ac87832dd96d2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5266350d68a07b61cf0662d5242d4a01f82c04dec049cd371ac87832dd96d2a2", kill_on_drop: false }`
[INFO] [stdout] 5266350d68a07b61cf0662d5242d4a01f82c04dec049cd371ac87832dd96d2a2
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1dad9297efb2e6f7df742db5088b0913dbbf3c68d8a15fb3111496584a437b4
[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" "d1dad9297efb2e6f7df742db5088b0913dbbf3c68d8a15fb3111496584a437b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling crustatious v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `North`
[INFO] [stdout]   --> src/tron.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     North,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `East`
[INFO] [stdout]   --> src/tron.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     East,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `South`
[INFO] [stdout]   --> src/tron.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     South,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `North`
[INFO] [stdout]   --> src/tron.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     North,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `East`
[INFO] [stdout]   --> src/tron.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     East,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `South`
[INFO] [stdout]   --> src/tron.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     South,
[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 1.01s
[INFO] running `Command { std: "docker" "inspect" "d1dad9297efb2e6f7df742db5088b0913dbbf3c68d8a15fb3111496584a437b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1dad9297efb2e6f7df742db5088b0913dbbf3c68d8a15fb3111496584a437b4", kill_on_drop: false }`
[INFO] [stdout] d1dad9297efb2e6f7df742db5088b0913dbbf3c68d8a15fb3111496584a437b4
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3f8d0859422d16032df383a28d855eadffa472615e90e4f5275f15d142602b8
[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" "b3f8d0859422d16032df383a28d855eadffa472615e90e4f5275f15d142602b8", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `North`
[INFO] [stderr]   --> src/tron.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     North,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `East`
[INFO] [stderr]   --> src/tron.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     East,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `South`
[INFO] [stderr]   --> src/tron.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     South,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `North`
[INFO] [stderr]   --> src/tron.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     North,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `East`
[INFO] [stderr]   --> src/tron.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     East,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `South`
[INFO] [stderr]   --> src/tron.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     South,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crustatious-e308b0f6c922a2f7
[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] [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 /opt/rustwide/target/debug/deps/crustatious-323fce371f7cb94f
[INFO] [stderr]    Doc-tests crustatious
[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" "b3f8d0859422d16032df383a28d855eadffa472615e90e4f5275f15d142602b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f8d0859422d16032df383a28d855eadffa472615e90e4f5275f15d142602b8", kill_on_drop: false }`
[INFO] [stdout] b3f8d0859422d16032df383a28d855eadffa472615e90e4f5275f15d142602b8