[INFO] cloning repository https://github.com/varjolintu/r9wm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varjolintu/r9wm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarjolintu%2Fr9wm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarjolintu%2Fr9wm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dbcb7622a562f799062bffcd45bf0d3ce8e179b8
[INFO] testing varjolintu/r9wm against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarjolintu%2Fr9wm" "/workspace/builds/worker-87/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/varjolintu/r9wm 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/varjolintu/r9wm
[INFO] finished tweaking git repo https://github.com/varjolintu/r9wm
[INFO] tweaked toml for git repo https://github.com/varjolintu/r9wm written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate git repo https://github.com/varjolintu/r9wm 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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 7cac98354b6806ecaa392815bab811f967548b83f675b81d44de10af9a392afe
[INFO] running `Command { std: "docker" "start" "-a" "7cac98354b6806ecaa392815bab811f967548b83f675b81d44de10af9a392afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cac98354b6806ecaa392815bab811f967548b83f675b81d44de10af9a392afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cac98354b6806ecaa392815bab811f967548b83f675b81d44de10af9a392afe", kill_on_drop: false }`
[INFO] [stdout] 7cac98354b6806ecaa392815bab811f967548b83f675b81d44de10af9a392afe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] f6015b5ca9101f97ca6aef11ba0272246abc81aa27cad0a51b1561be2cb519fc
[INFO] running `Command { std: "docker" "start" "-a" "f6015b5ca9101f97ca6aef11ba0272246abc81aa27cad0a51b1561be2cb519fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling r9wm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:23:53
[INFO] [stdout]    |
[INFO] [stdout] 23 |         Err(e) => eprintln!("couldn't spawn: {}", e.description()),
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:86:61
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   Err(e) => eprintln!("couldn't spawn: {}", e.description()),
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.43s
[INFO] running `Command { std: "docker" "inspect" "f6015b5ca9101f97ca6aef11ba0272246abc81aa27cad0a51b1561be2cb519fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6015b5ca9101f97ca6aef11ba0272246abc81aa27cad0a51b1561be2cb519fc", kill_on_drop: false }`
[INFO] [stdout] f6015b5ca9101f97ca6aef11ba0272246abc81aa27cad0a51b1561be2cb519fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 780c89b7f1e87ad39db6cbbd39f5702c095b74b6de0442349a02d4e4d59291b3
[INFO] running `Command { std: "docker" "start" "-a" "780c89b7f1e87ad39db6cbbd39f5702c095b74b6de0442349a02d4e4d59291b3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling r9wm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:23:53
[INFO] [stdout]    |
[INFO] [stdout] 23 |         Err(e) => eprintln!("couldn't spawn: {}", e.description()),
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:86:61
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   Err(e) => eprintln!("couldn't spawn: {}", e.description()),
[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 16.76s
[INFO] running `Command { std: "docker" "inspect" "780c89b7f1e87ad39db6cbbd39f5702c095b74b6de0442349a02d4e4d59291b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "780c89b7f1e87ad39db6cbbd39f5702c095b74b6de0442349a02d4e4d59291b3", kill_on_drop: false }`
[INFO] [stdout] 780c89b7f1e87ad39db6cbbd39f5702c095b74b6de0442349a02d4e4d59291b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] ebea4d2a1ad1e25d386dea0fe771cc61de16fe8bfd8b4f8094e29a9204cbad66
[INFO] running `Command { std: "docker" "start" "-a" "ebea4d2a1ad1e25d386dea0fe771cc61de16fe8bfd8b4f8094e29a9204cbad66", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:23:53
[INFO] [stderr]    |
[INFO] [stderr] 23 |         Err(e) => eprintln!("couldn't spawn: {}", e.description()),
[INFO] [stderr]    |                                                     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:86:61
[INFO] [stderr]    |
[INFO] [stderr] 86 | ...                   Err(e) => eprintln!("couldn't spawn: {}", e.description()),
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `r9wm` (bin "r9wm" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/r9wm-52fa8bbc1b2755dd)
[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" "ebea4d2a1ad1e25d386dea0fe771cc61de16fe8bfd8b4f8094e29a9204cbad66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebea4d2a1ad1e25d386dea0fe771cc61de16fe8bfd8b4f8094e29a9204cbad66", kill_on_drop: false }`
[INFO] [stdout] ebea4d2a1ad1e25d386dea0fe771cc61de16fe8bfd8b4f8094e29a9204cbad66