[INFO] updating cached repository https://github.com/HoolaBoola/tesseract-bot
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b559a28b651e3bcc44b5ea2f5f52e008962c303b
[INFO] testing HoolaBoola/tesseract-bot against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoolaBoola%2Ftesseract-bot" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HoolaBoola/tesseract-bot on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/HoolaBoola/tesseract-bot
[INFO] finished tweaking git repo https://github.com/HoolaBoola/tesseract-bot
[INFO] tweaked toml for git repo https://github.com/HoolaBoola/tesseract-bot written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/HoolaBoola/tesseract-bot already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (serenity) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1dfc660576e913223bd67dd3af04d926290535938e5a8d392592b80415dab432
[INFO] running `"docker" "start" "-a" "1dfc660576e913223bd67dd3af04d926290535938e5a8d392592b80415dab432"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: dependency (serenity) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling serenity v0.8.0
[INFO] [stderr]    Compiling uwl v0.5.1
[INFO] [stderr]    Compiling kankyo v0.3.0
[INFO] [stderr]    Compiling ring v0.16.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.34
[INFO] [stderr]    Compiling flate2 v1.0.13
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling regex v1.3.5
[INFO] [stderr]    Compiling tokio v0.2.13
[INFO] [stderr]    Compiling tungstenite v0.9.2
[INFO] [stderr]    Compiling backtrace v0.3.45
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki v0.21.2
[INFO] [stderr]    Compiling ct-logs v0.6.0
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling tokio-rustls v0.13.0
[INFO] [stderr]    Compiling rustls-native-certs v0.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling command_attr v0.1.7
[INFO] [stderr]    Compiling leptonica-sys v0.2.1
[INFO] [stderr]    Compiling tesseract-sys v0.4.1
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling h2 v0.2.2
[INFO] [stderr]    Compiling hyper v0.13.3
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling hyper-rustls v0.20.0
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]    Compiling leptess v0.8.1
[INFO] [stderr]    Compiling discordbot-tesseract v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/commands/read.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let mut pix = leptess::leptonica::pix_read(Path::new(filename)).unwrap();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/commands/read.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             fs::remove_file(&filename);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 01s
[INFO] running `"docker" "inspect" "1dfc660576e913223bd67dd3af04d926290535938e5a8d392592b80415dab432"`
[INFO] running `"docker" "rm" "-f" "1dfc660576e913223bd67dd3af04d926290535938e5a8d392592b80415dab432"`
[INFO] [stdout] 1dfc660576e913223bd67dd3af04d926290535938e5a8d392592b80415dab432
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 724c765bd708949f2bd4d9e1f3b2e264dbed4b19c1ef9d231687785d8b6e76ea
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "724c765bd708949f2bd4d9e1f3b2e264dbed4b19c1ef9d231687785d8b6e76ea"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: dependency (serenity) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling discordbot-tesseract v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/commands/read.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let mut pix = leptess::leptonica::pix_read(Path::new(filename)).unwrap();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/commands/read.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             fs::remove_file(&filename);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.25s
[INFO] running `"docker" "inspect" "724c765bd708949f2bd4d9e1f3b2e264dbed4b19c1ef9d231687785d8b6e76ea"`
[INFO] running `"docker" "rm" "-f" "724c765bd708949f2bd4d9e1f3b2e264dbed4b19c1ef9d231687785d8b6e76ea"`
[INFO] [stdout] 724c765bd708949f2bd4d9e1f3b2e264dbed4b19c1ef9d231687785d8b6e76ea
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] acc7ce27082f029eeb5c0a76147bd9cdabdf0de679616fe2eb60cb69f28433fd
[INFO] running `"docker" "start" "-a" "acc7ce27082f029eeb5c0a76147bd9cdabdf0de679616fe2eb60cb69f28433fd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: dependency (serenity) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/commands/read.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let mut pix = leptess::leptonica::pix_read(Path::new(filename)).unwrap();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/commands/read.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             fs::remove_file(&filename);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/discordbot_tesseract-9e302fba9ccf2a31
[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 `"docker" "inspect" "acc7ce27082f029eeb5c0a76147bd9cdabdf0de679616fe2eb60cb69f28433fd"`
[INFO] running `"docker" "rm" "-f" "acc7ce27082f029eeb5c0a76147bd9cdabdf0de679616fe2eb60cb69f28433fd"`
[INFO] [stdout] acc7ce27082f029eeb5c0a76147bd9cdabdf0de679616fe2eb60cb69f28433fd