[INFO] cloning repository https://github.com/ImSingee/craft-a-language
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ImSingee/craft-a-language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImSingee%2Fcraft-a-language", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImSingee%2Fcraft-a-language'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b6970edd39ab87ad9cc468ced2c3aeaef414d4d
[INFO] testing ImSingee/craft-a-language 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%2FImSingee%2Fcraft-a-language" "/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/ImSingee/craft-a-language 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/ImSingee/craft-a-language
[INFO] finished tweaking git repo https://github.com/ImSingee/craft-a-language
[INFO] tweaked toml for git repo https://github.com/ImSingee/craft-a-language written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ImSingee/craft-a-language 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] [stdout] 34a6629419ce33a0c8d77e11f9f123b24fc1640a64b6be50470e5eb23cdeb417
[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" "34a6629419ce33a0c8d77e11f9f123b24fc1640a64b6be50470e5eb23cdeb417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34a6629419ce33a0c8d77e11f9f123b24fc1640a64b6be50470e5eb23cdeb417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34a6629419ce33a0c8d77e11f9f123b24fc1640a64b6be50470e5eb23cdeb417", kill_on_drop: false }`
[INFO] [stdout] 34a6629419ce33a0c8d77e11f9f123b24fc1640a64b6be50470e5eb23cdeb417
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7aa092797a8a750237ab84f60fc2d89a58d8d377328bf108104d3dece4a295c9
[INFO] running `Command { std: "docker" "start" "-a" "7aa092797a8a750237ab84f60fc2d89a58d8d377328bf108104d3dece4a295c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling l01 v0.0.0 (/opt/rustwide/workdir/l01)
[INFO] [stderr]    Compiling l02 v0.0.0 (/opt/rustwide/workdir/l02)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.88s
[INFO] running `Command { std: "docker" "inspect" "7aa092797a8a750237ab84f60fc2d89a58d8d377328bf108104d3dece4a295c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aa092797a8a750237ab84f60fc2d89a58d8d377328bf108104d3dece4a295c9", kill_on_drop: false }`
[INFO] [stdout] 7aa092797a8a750237ab84f60fc2d89a58d8d377328bf108104d3dece4a295c9
[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] 12559a586b3613535464e3c02d51538d0d29793de93e59499884455518c337a0
[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" "12559a586b3613535464e3c02d51538d0d29793de93e59499884455518c337a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling l01 v0.0.0 (/opt/rustwide/workdir/l01)
[INFO] [stderr]    Compiling l02 v0.0.0 (/opt/rustwide/workdir/l02)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.93s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/l01-f8211dacd8e48b71)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/l01-49b5789f36c09226)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/l02-ef6324eae5512d25)
[INFO] running `Command { std: "docker" "inspect" "12559a586b3613535464e3c02d51538d0d29793de93e59499884455518c337a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12559a586b3613535464e3c02d51538d0d29793de93e59499884455518c337a0", kill_on_drop: false }`
[INFO] [stdout] 12559a586b3613535464e3c02d51538d0d29793de93e59499884455518c337a0
[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] aea77a2568c5d415898179341ea9b0619794424a2578873836b54316c3241836
[INFO] running `Command { std: "docker" "start" "-a" "aea77a2568c5d415898179341ea9b0619794424a2578873836b54316c3241836", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/l01-f8211dacd8e48b71)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/l01-49b5789f36c09226)
[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 unittests src/main.rs (/opt/rustwide/target/debug/deps/l02-ef6324eae5512d25)
[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] [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]    Doc-tests l01
[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" "aea77a2568c5d415898179341ea9b0619794424a2578873836b54316c3241836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aea77a2568c5d415898179341ea9b0619794424a2578873836b54316c3241836", kill_on_drop: false }`
[INFO] [stdout] aea77a2568c5d415898179341ea9b0619794424a2578873836b54316c3241836