[INFO] cloning repository https://github.com/roidsaa/wordcount
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roidsaa/wordcount" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froidsaa%2Fwordcount", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froidsaa%2Fwordcount'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e3d89eae0d66e8289b2c25e453624c5dcaa3449
[INFO] testing roidsaa/wordcount 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%2Froidsaa%2Fwordcount" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/roidsaa/wordcount 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/roidsaa/wordcount
[INFO] finished tweaking git repo https://github.com/roidsaa/wordcount
[INFO] tweaked toml for git repo https://github.com/roidsaa/wordcount written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/roidsaa/wordcount 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 216354b6250a9ead6e6aa779d3b977ec106becc15b7b56d7c48a817c0de8e75d
[INFO] running `Command { std: "docker" "start" "-a" "216354b6250a9ead6e6aa779d3b977ec106becc15b7b56d7c48a817c0de8e75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "216354b6250a9ead6e6aa779d3b977ec106becc15b7b56d7c48a817c0de8e75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "216354b6250a9ead6e6aa779d3b977ec106becc15b7b56d7c48a817c0de8e75d", kill_on_drop: false }`
[INFO] [stdout] 216354b6250a9ead6e6aa779d3b977ec106becc15b7b56d7c48a817c0de8e75d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 773f85baf0ebacd9b1797224122fade9d219af2788f9198713fe07517f5b7a85
[INFO] running `Command { std: "docker" "start" "-a" "773f85baf0ebacd9b1797224122fade9d219af2788f9198713fe07517f5b7a85", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #![warn(missing_docs)]
[INFO] [stdout] 2  | | use std::env;
[INFO] [stdout] 3  | | use std::fs::File;
[INFO] [stdout] 4  | | use std::io::BufReader;
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     println!("{:?}", freqs);
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/main.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.82s
[INFO] running `Command { std: "docker" "inspect" "773f85baf0ebacd9b1797224122fade9d219af2788f9198713fe07517f5b7a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773f85baf0ebacd9b1797224122fade9d219af2788f9198713fe07517f5b7a85", kill_on_drop: false }`
[INFO] [stdout] 773f85baf0ebacd9b1797224122fade9d219af2788f9198713fe07517f5b7a85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d7092d9baa64dfa133640f6dda85879a70aee06552a5a7f2049c5a6ff702be7b
[INFO] running `Command { std: "docker" "start" "-a" "d7092d9baa64dfa133640f6dda85879a70aee06552a5a7f2049c5a6ff702be7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #![warn(missing_docs)]
[INFO] [stdout] 2  | | use std::env;
[INFO] [stdout] 3  | | use std::fs::File;
[INFO] [stdout] 4  | | use std::io::BufReader;
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     println!("{:?}", freqs);
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/main.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.30s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/bicycle_book_wordcount-367f72f98c3cb216)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/bicycle_book_wordcount-0cf4edfd0c25444e)
[INFO] [stderr]   Executable tests/char.rs (/opt/rustwide/target/debug/deps/char-5e79c90d7f934dcb)
[INFO] [stderr]   Executable tests/line.rs (/opt/rustwide/target/debug/deps/line-8f7e8ef1f1cba488)
[INFO] running `Command { std: "docker" "inspect" "d7092d9baa64dfa133640f6dda85879a70aee06552a5a7f2049c5a6ff702be7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7092d9baa64dfa133640f6dda85879a70aee06552a5a7f2049c5a6ff702be7b", kill_on_drop: false }`
[INFO] [stdout] d7092d9baa64dfa133640f6dda85879a70aee06552a5a7f2049c5a6ff702be7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 35db679537c394708457f598412ae197b3742310058569458f65933513a474ed
[INFO] running `Command { std: "docker" "start" "-a" "35db679537c394708457f598412ae197b3742310058569458f65933513a474ed", kill_on_drop: false }`
[INFO] [stderr] warning: missing documentation for the crate
[INFO] [stderr]   --> src/main.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / #![warn(missing_docs)]
[INFO] [stderr] 2  | | use std::env;
[INFO] [stderr] 3  | | use std::fs::File;
[INFO] [stderr] 4  | | use std::io::BufReader;
[INFO] [stderr] ...  |
[INFO] [stderr] 17 | |     println!("{:?}", freqs);
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/main.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![warn(missing_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bicycle-book-wordcount` (bin "bicycle-book-wordcount") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bicycle_book_wordcount-367f72f98c3cb216)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::word_count_works3 ... ok
[INFO] [stdout] test test::word_count_works ... ok
[INFO] [stdout] test test::word_count_works2 ... ok
[INFO] [stdout] test test::word_count_do_not_contain_unkonwn_words - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/bicycle_book_wordcount-0cf4edfd0c25444e)
[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] [stderr]      Running tests/char.rs (/opt/rustwide/target/debug/deps/char-5e79c90d7f934dcb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test char_count_works ... ok
[INFO] [stdout] test char_count_utf8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/line.rs (/opt/rustwide/target/debug/deps/line-8f7e8ef1f1cba488)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test line_count_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bicycle-book-wordcount
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - count (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "35db679537c394708457f598412ae197b3742310058569458f65933513a474ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35db679537c394708457f598412ae197b3742310058569458f65933513a474ed", kill_on_drop: false }`
[INFO] [stdout] 35db679537c394708457f598412ae197b3742310058569458f65933513a474ed