[INFO] cloning repository https://github.com/t1ra/xworks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t1ra/xworks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft1ra%2Fxworks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft1ra%2Fxworks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08385d6b9abb5c8d7720eb6f66fa7642113677cd
[INFO] testing t1ra/xworks against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft1ra%2Fxworks" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/t1ra/xworks 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/t1ra/xworks
[INFO] finished tweaking git repo https://github.com/t1ra/xworks
[INFO] tweaked toml for git repo https://github.com/t1ra/xworks written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/t1ra/xworks 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] [stderr]     Blocking waiting for file lock on package cache
[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" "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] c42ede663eaee2eaa9037d0f77012d8c26edaa2e2674dcb5cc2739e92c3903fe
[INFO] running `Command { std: "docker" "start" "-a" "c42ede663eaee2eaa9037d0f77012d8c26edaa2e2674dcb5cc2739e92c3903fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c42ede663eaee2eaa9037d0f77012d8c26edaa2e2674dcb5cc2739e92c3903fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c42ede663eaee2eaa9037d0f77012d8c26edaa2e2674dcb5cc2739e92c3903fe", kill_on_drop: false }`
[INFO] [stdout] c42ede663eaee2eaa9037d0f77012d8c26edaa2e2674dcb5cc2739e92c3903fe
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3cf75f3ff15b709ee9a6e7974a8c0060fa5f6fa8fe4f86ee2d3c8ccbbe15b5c
[INFO] running `Command { std: "docker" "start" "-a" "f3cf75f3ff15b709ee9a6e7974a8c0060fa5f6fa8fe4f86ee2d3c8ccbbe15b5c", 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] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling pulldown-cmark v0.6.1
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling xworks v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]   --> src/main.rs:61:45
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let mut result = consts::html_start({if args.title.is_empty() { &name } else { &args.title } }, &args.lang);
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` 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 11.69s
[INFO] running `Command { std: "docker" "inspect" "f3cf75f3ff15b709ee9a6e7974a8c0060fa5f6fa8fe4f86ee2d3c8ccbbe15b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3cf75f3ff15b709ee9a6e7974a8c0060fa5f6fa8fe4f86ee2d3c8ccbbe15b5c", kill_on_drop: false }`
[INFO] [stdout] f3cf75f3ff15b709ee9a6e7974a8c0060fa5f6fa8fe4f86ee2d3c8ccbbe15b5c
[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=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] [stdout] e7c45bd81238e0883456bd6b8471d9276a6544a383ac06e5ab754d7574c6ee1a
[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" "e7c45bd81238e0883456bd6b8471d9276a6544a383ac06e5ab754d7574c6ee1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling xworks v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]   --> src/main.rs:61:45
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let mut result = consts::html_start({if args.title.is_empty() { &name } else { &args.title } }, &args.lang);
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` 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 1.13s
[INFO] running `Command { std: "docker" "inspect" "e7c45bd81238e0883456bd6b8471d9276a6544a383ac06e5ab754d7574c6ee1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c45bd81238e0883456bd6b8471d9276a6544a383ac06e5ab754d7574c6ee1a", kill_on_drop: false }`
[INFO] [stdout] e7c45bd81238e0883456bd6b8471d9276a6544a383ac06e5ab754d7574c6ee1a
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8e9f16b457013fd385033400899257409bb4a3e70549e692e922e586ef5af047
[INFO] running `Command { std: "docker" "start" "-a" "8e9f16b457013fd385033400899257409bb4a3e70549e692e922e586ef5af047", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]   --> src/main.rs:61:45
[INFO] [stderr]    |
[INFO] [stderr] 61 |         let mut result = consts::html_start({if args.title.is_empty() { &name } else { &args.title } }, &args.lang);
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/xworks-bc5514aec87020a8
[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] running `Command { std: "docker" "inspect" "8e9f16b457013fd385033400899257409bb4a3e70549e692e922e586ef5af047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e9f16b457013fd385033400899257409bb4a3e70549e692e922e586ef5af047", kill_on_drop: false }`
[INFO] [stdout] 8e9f16b457013fd385033400899257409bb4a3e70549e692e922e586ef5af047