[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-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavierT%2Ferrand" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/XavierT/errand on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-2/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-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 66e4882223cc74b1514f79ac9e2027aa46e6f9574974f47f069b45e64707b018
[INFO] running `Command { std: "docker" "start" "-a" "66e4882223cc74b1514f79ac9e2027aa46e6f9574974f47f069b45e64707b018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66e4882223cc74b1514f79ac9e2027aa46e6f9574974f47f069b45e64707b018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e4882223cc74b1514f79ac9e2027aa46e6f9574974f47f069b45e64707b018", kill_on_drop: false }`
[INFO] [stdout] 66e4882223cc74b1514f79ac9e2027aa46e6f9574974f47f069b45e64707b018
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4b9338330984f6a8abf8d16a986ed837495dede071b755617de7e304f5d4f91
[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" "d4b9338330984f6a8abf8d16a986ed837495dede071b755617de7e304f5d4f91", 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 ncurses v5.80.0
[INFO] [stderr]    Compiling log v0.3.5
[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:51:73
[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:69:74
[INFO] [stdout]    |
[INFO] [stdout] 69 |             Err(why) => panic!("couldn't create {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/ui/player_log.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | /         &self.book.history.push(Log {
[INFO] [stdout] 42 | |             level: Level::Normal,
[INFO] [stdout] 43 | |             msg: msg,
[INFO] [stdout] 44 | |         });
[INFO] [stdout]    | |__________^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let _ = &self.book.history.push(Log {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/ui/player_log.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | /         &self.book.history.push(Log {
[INFO] [stdout] 49 | |             level: Level::Warning,
[INFO] [stdout] 50 | |             msg: msg,
[INFO] [stdout] 51 | |         });
[INFO] [stdout]    | |__________^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let _ = &self.book.history.push(Log {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/ui/player_log.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | /         &self.book.history.push(Log {
[INFO] [stdout] 56 | |             level: Level::Danger,
[INFO] [stdout] 57 | |             msg: msg,
[INFO] [stdout] 58 | |         });
[INFO] [stdout]    | |__________^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let _ = &self.book.history.push(Log {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.25s
[INFO] running `Command { std: "docker" "inspect" "d4b9338330984f6a8abf8d16a986ed837495dede071b755617de7e304f5d4f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4b9338330984f6a8abf8d16a986ed837495dede071b755617de7e304f5d4f91", kill_on_drop: false }`
[INFO] [stdout] d4b9338330984f6a8abf8d16a986ed837495dede071b755617de7e304f5d4f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 913d07e18a10bb9beb473af53aea87f3d77421db862bdae892c04ad7e1452cd4
[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" "913d07e18a10bb9beb473af53aea87f3d77421db862bdae892c04ad7e1452cd4", 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:51:73
[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:69:74
[INFO] [stdout]    |
[INFO] [stdout] 69 |             Err(why) => panic!("couldn't create {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/ui/player_log.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | /         &self.book.history.push(Log {
[INFO] [stdout] 42 | |             level: Level::Normal,
[INFO] [stdout] 43 | |             msg: msg,
[INFO] [stdout] 44 | |         });
[INFO] [stdout]    | |__________^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let _ = &self.book.history.push(Log {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/ui/player_log.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | /         &self.book.history.push(Log {
[INFO] [stdout] 49 | |             level: Level::Warning,
[INFO] [stdout] 50 | |             msg: msg,
[INFO] [stdout] 51 | |         });
[INFO] [stdout]    | |__________^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let _ = &self.book.history.push(Log {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/ui/player_log.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | /         &self.book.history.push(Log {
[INFO] [stdout] 56 | |             level: Level::Danger,
[INFO] [stdout] 57 | |             msg: msg,
[INFO] [stdout] 58 | |         });
[INFO] [stdout]    | |__________^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let _ = &self.book.history.push(Log {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/errand-28b9bf4413e1379b)
[INFO] running `Command { std: "docker" "inspect" "913d07e18a10bb9beb473af53aea87f3d77421db862bdae892c04ad7e1452cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "913d07e18a10bb9beb473af53aea87f3d77421db862bdae892c04ad7e1452cd4", kill_on_drop: false }`
[INFO] [stdout] 913d07e18a10bb9beb473af53aea87f3d77421db862bdae892c04ad7e1452cd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 82ddb7fbb5157ebbb56ff98209469c8e09d3fb7fe83c608e42f3adb3bc4afb7f
[INFO] running `Command { std: "docker" "start" "-a" "82ddb7fbb5157ebbb56ff98209469c8e09d3fb7fe83c608e42f3adb3bc4afb7f", 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/util/file_logger.rs:51:73
[INFO] [stderr]    |
[INFO] [stderr] 51 |                         Err(why) => panic!("couldn't write: {}", Error::description(&why)),
[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:69:74
[INFO] [stderr]    |
[INFO] [stderr] 69 |             Err(why) => panic!("couldn't create {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/ui/player_log.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 | /         &self.book.history.push(Log {
[INFO] [stderr] 42 | |             level: Level::Normal,
[INFO] [stderr] 43 | |             msg: msg,
[INFO] [stderr] 44 | |         });
[INFO] [stderr]    | |__________^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let _ = &self.book.history.push(Log {
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/ui/player_log.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 | /         &self.book.history.push(Log {
[INFO] [stderr] 49 | |             level: Level::Warning,
[INFO] [stderr] 50 | |             msg: msg,
[INFO] [stderr] 51 | |         });
[INFO] [stderr]    | |__________^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let _ = &self.book.history.push(Log {
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/ui/player_log.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 | /         &self.book.history.push(Log {
[INFO] [stderr] 56 | |             level: Level::Danger,
[INFO] [stderr] 57 | |             msg: msg,
[INFO] [stderr] 58 | |         });
[INFO] [stderr]    | |__________^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let _ = &self.book.history.push(Log {
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `errand` (bin "errand" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/errand-28b9bf4413e1379b)
[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" "82ddb7fbb5157ebbb56ff98209469c8e09d3fb7fe83c608e42f3adb3bc4afb7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ddb7fbb5157ebbb56ff98209469c8e09d3fb7fe83c608e42f3adb3bc4afb7f", kill_on_drop: false }`
[INFO] [stdout] 82ddb7fbb5157ebbb56ff98209469c8e09d3fb7fe83c608e42f3adb3bc4afb7f