[INFO] fetching crate umlauts 0.2.0-alpha.3...
[INFO] testing umlauts-0.2.0-alpha.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate umlauts 0.2.0-alpha.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate umlauts 0.2.0-alpha.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-0/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+1.49.0" "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] 1c005706f831858ec527f20c129a9650e30d3b24a01be5264d8387681841afa2
[INFO] running `Command { std: "docker" "start" "-a" "1c005706f831858ec527f20c129a9650e30d3b24a01be5264d8387681841afa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c005706f831858ec527f20c129a9650e30d3b24a01be5264d8387681841afa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c005706f831858ec527f20c129a9650e30d3b24a01be5264d8387681841afa2", kill_on_drop: false }`
[INFO] [stdout] 1c005706f831858ec527f20c129a9650e30d3b24a01be5264d8387681841afa2
[INFO] running `Command { std: "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" "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" "+1.49.0" "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] be7fcd1c6e5a1a11b11e3e23359f853b065797a91c5e06b760c312a7d61c89df
[INFO] running `Command { std: "docker" "start" "-a" "be7fcd1c6e5a1a11b11e3e23359f853b065797a91c5e06b760c312a7d61c89df", 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 0.58s
[INFO] running `Command { std: "docker" "inspect" "be7fcd1c6e5a1a11b11e3e23359f853b065797a91c5e06b760c312a7d61c89df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be7fcd1c6e5a1a11b11e3e23359f853b065797a91c5e06b760c312a7d61c89df", kill_on_drop: false }`
[INFO] [stdout] be7fcd1c6e5a1a11b11e3e23359f853b065797a91c5e06b760c312a7d61c89df
[INFO] running `Command { std: "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" "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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5be87a2e7da6d0484f454ae3715b1ee0d1c841f8b465db24ccd4fbe4259895a3
[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" "5be87a2e7da6d0484f454ae3715b1ee0d1c841f8b465db24ccd4fbe4259895a3", 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 1.81s
[INFO] running `Command { std: "docker" "inspect" "5be87a2e7da6d0484f454ae3715b1ee0d1c841f8b465db24ccd4fbe4259895a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be87a2e7da6d0484f454ae3715b1ee0d1c841f8b465db24ccd4fbe4259895a3", kill_on_drop: false }`
[INFO] [stdout] 5be87a2e7da6d0484f454ae3715b1ee0d1c841f8b465db24ccd4fbe4259895a3
[INFO] running `Command { std: "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" "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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c90cea4cefabf3630713a50d586f67bcbda0fb414abef20a9a162f0f50f42fe9
[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" "c90cea4cefabf3630713a50d586f67bcbda0fb414abef20a9a162f0f50f42fe9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/umlauts-d7f50d7b6250ab23
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::make_utf8_bytes ... ok
[INFO] [stdout] test tests::char_start ... ok
[INFO] [stdout] test tests::make_utf8_umlauts_to_lowercase_ascii_bytes ... ok
[INFO] [stdout] test tests::make_utf8_umlauts_to_ascii_bytes ... ok
[INFO] [stdout] test tests::char_length ... ok
[INFO] [stdout] test tests::make_utf8_umlauts_to_uppercase_ascii_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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_ascii (line 80) ... 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_lowercase (line 30) ... ok
[INFO] [stdout] test src/lib.rs - UmlautsInplaceExt::make_utf8_umlauts_to_uppercase_ascii (line 136) ... ok
[INFO] [stdout] test src/lib.rs - UmlautsInplaceExt::make_utf8_umlauts_to_lowercase_ascii (line 108) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c90cea4cefabf3630713a50d586f67bcbda0fb414abef20a9a162f0f50f42fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90cea4cefabf3630713a50d586f67bcbda0fb414abef20a9a162f0f50f42fe9", kill_on_drop: false }`
[INFO] [stdout] c90cea4cefabf3630713a50d586f67bcbda0fb414abef20a9a162f0f50f42fe9