[INFO] fetching crate unicode-casefold 0.2.0...
[INFO] testing unicode-casefold-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate unicode-casefold 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate unicode-casefold 0.2.0 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 unicode-casefold 0.2.0
[INFO] finished tweaking crates.io crate unicode-casefold 0.2.0
[INFO] tweaked toml for crates.io crate unicode-casefold 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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" "+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] 90bbbc234805b568dfb8077b2e1aa41df8430c4de9677e199193d142d85a7ba7
[INFO] running `Command { std: "docker" "start" "-a" "90bbbc234805b568dfb8077b2e1aa41df8430c4de9677e199193d142d85a7ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90bbbc234805b568dfb8077b2e1aa41df8430c4de9677e199193d142d85a7ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90bbbc234805b568dfb8077b2e1aa41df8430c4de9677e199193d142d85a7ba7", kill_on_drop: false }`
[INFO] [stdout] 90bbbc234805b568dfb8077b2e1aa41df8430c4de9677e199193d142d85a7ba7
[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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f47b4f18de46d15e7c9fed4a355b488bea954d3869fdec4400c1df1475760eb
[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" "5f47b4f18de46d15e7c9fed4a355b488bea954d3869fdec4400c1df1475760eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-casefold v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "5f47b4f18de46d15e7c9fed4a355b488bea954d3869fdec4400c1df1475760eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f47b4f18de46d15e7c9fed4a355b488bea954d3869fdec4400c1df1475760eb", kill_on_drop: false }`
[INFO] [stdout] 5f47b4f18de46d15e7c9fed4a355b488bea954d3869fdec4400c1df1475760eb
[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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d04c13bb6127e3f103b8d92f749cf30166fc84e921fbc5d8e5e29885175b2cda
[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" "d04c13bb6127e3f103b8d92f749cf30166fc84e921fbc5d8e5e29885175b2cda", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-casefold v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "d04c13bb6127e3f103b8d92f749cf30166fc84e921fbc5d8e5e29885175b2cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d04c13bb6127e3f103b8d92f749cf30166fc84e921fbc5d8e5e29885175b2cda", kill_on_drop: false }`
[INFO] [stdout] d04c13bb6127e3f103b8d92f749cf30166fc84e921fbc5d8e5e29885175b2cda
[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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63f9f9a49e7539193f6a3460eecfb54d249c909c5803b869d3ce8eb6a701be38
[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" "63f9f9a49e7539193f6a3460eecfb54d249c909c5803b869d3ce8eb6a701be38", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unicode_casefold-e2705e90c041d445
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::simple ... ok
[INFO] [stdout] test test::size_hint ... ok
[INFO] [stdout] test test::turkic ... ok
[INFO] [stdout] test test::no_case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unicode-casefold
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - UnicodeCaseFold::case_fold_with (line 148) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeCaseFold::case_fold (line 116) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "63f9f9a49e7539193f6a3460eecfb54d249c909c5803b869d3ce8eb6a701be38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63f9f9a49e7539193f6a3460eecfb54d249c909c5803b869d3ce8eb6a701be38", kill_on_drop: false }`
[INFO] [stdout] 63f9f9a49e7539193f6a3460eecfb54d249c909c5803b869d3ce8eb6a701be38