[INFO] cloning repository https://github.com/XavierT/errand
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/XavierT/errand" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavierT%2Ferrand", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavierT%2Ferrand'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cdabe1a173121bad2dd93ff8cbf81fd139641db
[INFO] testing XavierT/errand 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%2FXavierT%2Ferrand" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/XavierT/errand 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/XavierT/errand
[INFO] finished tweaking git repo https://github.com/XavierT/errand
[INFO] tweaked toml for git repo https://github.com/XavierT/errand written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/XavierT/errand 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kernel32-sys v0.2.1
[INFO] [stderr]   Downloaded log v0.3.5
[INFO] [stderr]   Downloaded winapi v0.2.6
[INFO] [stderr]   Downloaded time v0.1.34
[INFO] [stderr]   Downloaded libc v0.2.6
[INFO] [stderr]   Downloaded ncurses v5.80.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39fc73894aeab924e5ff15a569fa70ef35be55c82616e64ceeeea65183872a28
[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" "39fc73894aeab924e5ff15a569fa70ef35be55c82616e64ceeeea65183872a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39fc73894aeab924e5ff15a569fa70ef35be55c82616e64ceeeea65183872a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39fc73894aeab924e5ff15a569fa70ef35be55c82616e64ceeeea65183872a28", kill_on_drop: false }`
[INFO] [stdout] 39fc73894aeab924e5ff15a569fa70ef35be55c82616e64ceeeea65183872a28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb2d2ed385cc856a27a6dde15637d4f62bb819c9c0895c1fc5f2c5e47514b329
[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" "bb2d2ed385cc856a27a6dde15637d4f62bb819c9c0895c1fc5f2c5e47514b329", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.6
[INFO] [stderr]    Compiling winapi v0.2.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]    Compiling log v0.3.5
[INFO] [stderr]    Compiling ncurses v5.80.0
[INFO] [stderr]    Compiling time v0.1.34
[INFO] [stderr]    Compiling errand 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/util/file_logger.rs:51:66
[INFO] [stdout]    |
[INFO] [stdout] 51 |                         Err(why) => panic!("couldn't write: {}", Error::description(&why)),
[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/util/file_logger.rs:69:67
[INFO] [stdout]    |
[INFO] [stdout] 69 |             Err(why) => panic!("couldn't create {}: {}", display, Error::description(&why)),
[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 6.45s
[INFO] running `Command { std: "docker" "inspect" "bb2d2ed385cc856a27a6dde15637d4f62bb819c9c0895c1fc5f2c5e47514b329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb2d2ed385cc856a27a6dde15637d4f62bb819c9c0895c1fc5f2c5e47514b329", kill_on_drop: false }`
[INFO] [stdout] bb2d2ed385cc856a27a6dde15637d4f62bb819c9c0895c1fc5f2c5e47514b329
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 334821e3157f80507833872f3d711cf9bc37884b4361d6b5bace1001ad74353f
[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" "334821e3157f80507833872f3d711cf9bc37884b4361d6b5bace1001ad74353f", kill_on_drop: false }`
[INFO] [stderr]    Compiling errand 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/util/file_logger.rs:51:66
[INFO] [stdout]    |
[INFO] [stdout] 51 |                         Err(why) => panic!("couldn't write: {}", Error::description(&why)),
[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/util/file_logger.rs:69:67
[INFO] [stdout]    |
[INFO] [stdout] 69 |             Err(why) => panic!("couldn't create {}: {}", display, Error::description(&why)),
[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 1.19s
[INFO] running `Command { std: "docker" "inspect" "334821e3157f80507833872f3d711cf9bc37884b4361d6b5bace1001ad74353f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334821e3157f80507833872f3d711cf9bc37884b4361d6b5bace1001ad74353f", kill_on_drop: false }`
[INFO] [stdout] 334821e3157f80507833872f3d711cf9bc37884b4361d6b5bace1001ad74353f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] feff535709cead460c7cc8654a6c28c312b5e164d34a798e4dc9d1a30bc60cfd
[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" "feff535709cead460c7cc8654a6c28c312b5e164d34a798e4dc9d1a30bc60cfd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/util/file_logger.rs:51:66
[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] 51 |                         Err(why) => panic!("couldn't write: {}", Error::description(&why)),
[INFO] [stdout] 
[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/util/file_logger.rs:69:67
[INFO] [stderr]    |
[INFO] [stderr] 69 |             Err(why) => panic!("couldn't create {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/errand-4a5a4b4960c4161d
[INFO] running `Command { std: "docker" "inspect" "feff535709cead460c7cc8654a6c28c312b5e164d34a798e4dc9d1a30bc60cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feff535709cead460c7cc8654a6c28c312b5e164d34a798e4dc9d1a30bc60cfd", kill_on_drop: false }`
[INFO] [stdout] feff535709cead460c7cc8654a6c28c312b5e164d34a798e4dc9d1a30bc60cfd