[INFO] fetching crate umlauts 0.2.0-alpha.3...
[INFO] testing umlauts-0.2.0-alpha.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate umlauts 0.2.0-alpha.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate umlauts 0.2.0-alpha.3 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 crates.io crate umlauts 0.2.0-alpha.3
[INFO] finished tweaking crates.io crate umlauts 0.2.0-alpha.3
[INFO] tweaked toml for crates.io crate umlauts 0.2.0-alpha.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate umlauts 0.2.0-alpha.3 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] 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" "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] b2284d264c0fc479f3978b08fdf9e30db1c8e798b975ee6c26bfb2d670535ac1
[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" "b2284d264c0fc479f3978b08fdf9e30db1c8e798b975ee6c26bfb2d670535ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2284d264c0fc479f3978b08fdf9e30db1c8e798b975ee6c26bfb2d670535ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2284d264c0fc479f3978b08fdf9e30db1c8e798b975ee6c26bfb2d670535ac1", kill_on_drop: false }`
[INFO] [stdout] b2284d264c0fc479f3978b08fdf9e30db1c8e798b975ee6c26bfb2d670535ac1
[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" "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] 5655fce79e7ba2588387198f1ad41e7f9a313f1098ba602baae2dabf14dec367
[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" "5655fce79e7ba2588387198f1ad41e7f9a313f1098ba602baae2dabf14dec367", kill_on_drop: false }`
[INFO] [stderr]    Compiling umlauts v0.2.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "5655fce79e7ba2588387198f1ad41e7f9a313f1098ba602baae2dabf14dec367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5655fce79e7ba2588387198f1ad41e7f9a313f1098ba602baae2dabf14dec367", kill_on_drop: false }`
[INFO] [stdout] 5655fce79e7ba2588387198f1ad41e7f9a313f1098ba602baae2dabf14dec367
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de62d63bf075e766226ae65eeae4d493ff9e8cc1ce39cc40a5b2d80d250bef74
[INFO] running `Command { std: "docker" "start" "-a" "de62d63bf075e766226ae65eeae4d493ff9e8cc1ce39cc40a5b2d80d250bef74", kill_on_drop: false }`
[INFO] [stderr]    Compiling umlauts v0.2.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "de62d63bf075e766226ae65eeae4d493ff9e8cc1ce39cc40a5b2d80d250bef74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de62d63bf075e766226ae65eeae4d493ff9e8cc1ce39cc40a5b2d80d250bef74", kill_on_drop: false }`
[INFO] [stdout] de62d63bf075e766226ae65eeae4d493ff9e8cc1ce39cc40a5b2d80d250bef74
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 56d8d55d65c981801cf85ee5660847bbb804cd6ac6b515a4b8f585290619bad6
[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" "56d8d55d65c981801cf85ee5660847bbb804cd6ac6b515a4b8f585290619bad6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/umlauts-f7669e01b71ab12e
[INFO] [stdout] test tests::char_start ... ok
[INFO] [stdout] test tests::make_utf8_bytes ... ok
[INFO] [stdout] test tests::make_utf8_umlauts_to_uppercase_ascii_bytes ... ok
[INFO] [stdout] test tests::make_utf8_umlauts_to_ascii_bytes ... ok
[INFO] [stdout] test tests::make_utf8_umlauts_to_lowercase_ascii_bytes ... ok
[INFO] [stdout] test tests::char_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests umlauts
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - UmlautsInplaceExt::make_utf8_umlauts_to_lowercase_ascii (line 108) ... ok
[INFO] [stdout] test src/lib.rs - UmlautsInplaceExt::make_utf8_umlauts_to_uppercase_ascii (line 136) ... ok
[INFO] [stdout] test src/lib.rs - prelude (line 7) ... ok
[INFO] [stdout] test src/lib.rs - UmlautsInplaceExt::make_utf8_umlauts_uppercase (line 51) ... ok
[INFO] [stdout] test src/lib.rs - UmlautsInplaceExt::make_utf8_umlauts_to_ascii (line 80) ... ok
[INFO] [stdout] test src/lib.rs - UmlautsInplaceExt::make_utf8_umlauts_lowercase (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "56d8d55d65c981801cf85ee5660847bbb804cd6ac6b515a4b8f585290619bad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56d8d55d65c981801cf85ee5660847bbb804cd6ac6b515a4b8f585290619bad6", kill_on_drop: false }`
[INFO] [stdout] 56d8d55d65c981801cf85ee5660847bbb804cd6ac6b515a4b8f585290619bad6