[INFO] fetching crate wtf8 0.1.0...
[INFO] testing wtf8-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate wtf8 0.1.0 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate wtf8 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wtf8 0.1.0
[INFO] finished tweaking crates.io crate wtf8 0.1.0
[INFO] tweaked toml for crates.io crate wtf8 0.1.0 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5381f5882448f3e4d537fc5df1a4dd9d0fdae5eb2992c79c4889bff4ca42ef87
[INFO] running `Command { std: "docker" "start" "-a" "5381f5882448f3e4d537fc5df1a4dd9d0fdae5eb2992c79c4889bff4ca42ef87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5381f5882448f3e4d537fc5df1a4dd9d0fdae5eb2992c79c4889bff4ca42ef87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5381f5882448f3e4d537fc5df1a4dd9d0fdae5eb2992c79c4889bff4ca42ef87", kill_on_drop: false }`
[INFO] [stdout] 5381f5882448f3e4d537fc5df1a4dd9d0fdae5eb2992c79c4889bff4ca42ef87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16341201932e1839f46f178b2e5fa56ef2687169841e30d05fdd227920217834
[INFO] running `Command { std: "docker" "start" "-a" "16341201932e1839f46f178b2e5fa56ef2687169841e30d05fdd227920217834", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wtf8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "16341201932e1839f46f178b2e5fa56ef2687169841e30d05fdd227920217834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16341201932e1839f46f178b2e5fa56ef2687169841e30d05fdd227920217834", kill_on_drop: false }`
[INFO] [stdout] 16341201932e1839f46f178b2e5fa56ef2687169841e30d05fdd227920217834
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83f79cc3cbe443ad5b34e8ace44faf9c051cca3b8df558610dfb422fe05eb3d8
[INFO] running `Command { std: "docker" "start" "-a" "83f79cc3cbe443ad5b34e8ace44faf9c051cca3b8df558610dfb422fe05eb3d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling wtf8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "83f79cc3cbe443ad5b34e8ace44faf9c051cca3b8df558610dfb422fe05eb3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83f79cc3cbe443ad5b34e8ace44faf9c051cca3b8df558610dfb422fe05eb3d8", kill_on_drop: false }`
[INFO] [stdout] 83f79cc3cbe443ad5b34e8ace44faf9c051cca3b8df558610dfb422fe05eb3d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ba364471371c07e699429264179b1a6898dee7bce6a001d525d094c1065a376
[INFO] running `Command { std: "docker" "start" "-a" "9ba364471371c07e699429264179b1a6898dee7bce6a001d525d094c1065a376", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.51s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wtf8-a8e8d7d289e00ab9)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test tests::code_point_from_char ... ok
[INFO] [stdout] test tests::code_point_to_char ... ok
[INFO] [stdout] test tests::code_point_to_u32 ... ok
[INFO] [stdout] test tests::wtf8_debug ... ok
[INFO] [stdout] test tests::wtf8_to_ill_formed_utf16 ... ok
[INFO] [stdout] test tests::wtf8buf_debug ... ok
[INFO] [stdout] test tests::wtf8buf_as_slice ... ok
[INFO] [stdout] test tests::wtf8_slice_to ... ok
[INFO] [stdout] test tests::wtf8buf_extend ... ok
[INFO] [stdout] test tests::code_point_to_string ... ok
[INFO] [stdout] test tests::code_point_from_u32 ... ok
[INFO] [stdout] test tests::wtf8_as_str ... ok
[INFO] [stdout] test tests::wtf8_from_str ... ok
[INFO] [stdout] test tests::wtf8_len ... ok
[INFO] [stdout] test tests::code_point_to_char_lossy ... ok
[INFO] [stdout] test tests::wtf8_ascii_byte_at ... ok
[INFO] [stdout] test tests::wtf8_to_string_lossy ... ok
[INFO] [stdout] test tests::wtf8_slice ... ok
[INFO] [stdout] test tests::wtf8_slice_from ... ok
[INFO] [stdout] test tests::wtf8_code_points ... ok
[INFO] [stdout] test tests::wtf8buf_from_ill_formed_utf16 ... ok
[INFO] [stdout] test tests::wtf8buf_into_string ... ok
[INFO] [stdout] test tests::wtf8buf_from_string ... ok
[INFO] [stdout] test tests::wtf8buf_push_wtf8 ... ok
[INFO] [stdout] test tests::wtf8buf_into_string_lossy ... ok
[INFO] [stdout] test tests::wtf8buf_truncate ... ok
[INFO] [stdout] test tests::wtf8buf_push ... ok
[INFO] [stdout] test tests::wtf8buf_push_char ... ok
[INFO] [stdout] test tests::wtf8buf_new ... ok
[INFO] [stdout] test tests::wtf8buf_push_str ... ok
[INFO] [stdout] test tests::wtf8buf_from_iterator ... ok
[INFO] [stdout] test tests::wtf8buf_from_str ... ok
[INFO] [stdout] test tests::wtf8_slice_from_not_code_point_boundary - should panic ... ok
[INFO] [stdout] test tests::wtf8_slice_to_not_code_point_boundary - should panic ... ok
[INFO] [stdout] test tests::wtf8_slice_not_code_point_boundary - should panic ... ok
[INFO] [stdout] test tests::wtf8buf_truncate_fail_longer - should panic ... ok
[INFO] [stdout] test tests::wtf8buf_truncate_fail_code_point_boundary - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9ba364471371c07e699429264179b1a6898dee7bce6a001d525d094c1065a376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba364471371c07e699429264179b1a6898dee7bce6a001d525d094c1065a376", kill_on_drop: false }`
[INFO] [stdout] 9ba364471371c07e699429264179b1a6898dee7bce6a001d525d094c1065a376