[INFO] fetching crate waystone 0.1.0...
[INFO] testing waystone-0.1.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate waystone 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate waystone 0.1.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate waystone 0.1.0
[INFO] finished tweaking crates.io crate waystone 0.1.0
[INFO] tweaked toml for crates.io crate waystone 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate waystone 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded waystone-client v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e601bb380544d68ab107534068f3bab0737e3e28d48c996befd5ddb74182bbac
[INFO] running `Command { std: "docker" "start" "-a" "e601bb380544d68ab107534068f3bab0737e3e28d48c996befd5ddb74182bbac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e601bb380544d68ab107534068f3bab0737e3e28d48c996befd5ddb74182bbac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e601bb380544d68ab107534068f3bab0737e3e28d48c996befd5ddb74182bbac", kill_on_drop: false }`
[INFO] [stdout] e601bb380544d68ab107534068f3bab0737e3e28d48c996befd5ddb74182bbac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4e4fe7799a2d539c27e78448d7dfb9c282ff8a0d53d84a57c9527dc6b07365b
[INFO] running `Command { std: "docker" "start" "-a" "c4e4fe7799a2d539c27e78448d7dfb9c282ff8a0d53d84a57c9527dc6b07365b", kill_on_drop: false }`
[INFO] [stderr]    Compiling waystone-client v0.1.0
[INFO] [stderr]    Compiling waystone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `display`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let display = Display::connect().unwrap();
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "c4e4fe7799a2d539c27e78448d7dfb9c282ff8a0d53d84a57c9527dc6b07365b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4e4fe7799a2d539c27e78448d7dfb9c282ff8a0d53d84a57c9527dc6b07365b", kill_on_drop: false }`
[INFO] [stdout] c4e4fe7799a2d539c27e78448d7dfb9c282ff8a0d53d84a57c9527dc6b07365b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 706db2a1c8e8f823c7c5d1af8e6b824c7dfae9c44286d795f4fd1632e3558809
[INFO] running `Command { std: "docker" "start" "-a" "706db2a1c8e8f823c7c5d1af8e6b824c7dfae9c44286d795f4fd1632e3558809", kill_on_drop: false }`
[INFO] [stderr]    Compiling waystone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `display`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let display = Display::connect().unwrap();
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "706db2a1c8e8f823c7c5d1af8e6b824c7dfae9c44286d795f4fd1632e3558809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706db2a1c8e8f823c7c5d1af8e6b824c7dfae9c44286d795f4fd1632e3558809", kill_on_drop: false }`
[INFO] [stdout] 706db2a1c8e8f823c7c5d1af8e6b824c7dfae9c44286d795f4fd1632e3558809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83158832f23ba3581e1d8a6d815a21fc3791755bbfb90bb50f430f94ee83e874
[INFO] running `Command { std: "docker" "start" "-a" "83158832f23ba3581e1d8a6d815a21fc3791755bbfb90bb50f430f94ee83e874", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `display`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 4 |     let display = Display::connect().unwrap();
[INFO] [stdout] 
[INFO] [stderr]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/waystone-a09fd78bc008c5e0)
[INFO] running `Command { std: "docker" "inspect" "83158832f23ba3581e1d8a6d815a21fc3791755bbfb90bb50f430f94ee83e874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83158832f23ba3581e1d8a6d815a21fc3791755bbfb90bb50f430f94ee83e874", kill_on_drop: false }`
[INFO] [stdout] 83158832f23ba3581e1d8a6d815a21fc3791755bbfb90bb50f430f94ee83e874