[INFO] fetching crate rut 0.4.2...
[INFO] testing rut-0.4.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rut 0.4.2 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate rut 0.4.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rut 0.4.2
[INFO] finished tweaking crates.io crate rut 0.4.2
[INFO] tweaked toml for crates.io crate rut 0.4.2 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dc3fc1ac6b968f7b2cdaeff5b9fe594efef26abec9c8ba452866c1809623c23
[INFO] running `Command { std: "docker" "start" "-a" "6dc3fc1ac6b968f7b2cdaeff5b9fe594efef26abec9c8ba452866c1809623c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dc3fc1ac6b968f7b2cdaeff5b9fe594efef26abec9c8ba452866c1809623c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc3fc1ac6b968f7b2cdaeff5b9fe594efef26abec9c8ba452866c1809623c23", kill_on_drop: false }`
[INFO] [stdout] 6dc3fc1ac6b968f7b2cdaeff5b9fe594efef26abec9c8ba452866c1809623c23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 215883cb179d1b62dd586ff0d438601b216984bb6dd69659e00a3534609f2087
[INFO] running `Command { std: "docker" "start" "-a" "215883cb179d1b62dd586ff0d438601b216984bb6dd69659e00a3534609f2087", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rut v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "215883cb179d1b62dd586ff0d438601b216984bb6dd69659e00a3534609f2087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "215883cb179d1b62dd586ff0d438601b216984bb6dd69659e00a3534609f2087", kill_on_drop: false }`
[INFO] [stdout] 215883cb179d1b62dd586ff0d438601b216984bb6dd69659e00a3534609f2087
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec8eab3e5ee48ea7af09f0630e773fcbb722e76849af136527b803d9c3bb7302
[INFO] running `Command { std: "docker" "start" "-a" "ec8eab3e5ee48ea7af09f0630e773fcbb722e76849af136527b803d9c3bb7302", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rut v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "ec8eab3e5ee48ea7af09f0630e773fcbb722e76849af136527b803d9c3bb7302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec8eab3e5ee48ea7af09f0630e773fcbb722e76849af136527b803d9c3bb7302", kill_on_drop: false }`
[INFO] [stdout] ec8eab3e5ee48ea7af09f0630e773fcbb722e76849af136527b803d9c3bb7302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58eeecc0a311f9a29905c3b319896e4cd29433f246e80ce524f593506f442358
[INFO] running `Command { std: "docker" "start" "-a" "58eeecc0a311f9a29905c3b319896e4cd29433f246e80ce524f593506f442358", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rut-75f2fb04c60bb288)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stderr]    Doc-tests rut
[INFO] [stdout] test tests::continuation_bytes ... ok
[INFO] [stdout] test tests::first_after_surrogates ... ok
[INFO] [stdout] test tests::first_before_surrogates ... ok
[INFO] [stdout] test tests::first_valid_1 ... ok
[INFO] [stdout] test tests::first_valid_3 ... ok
[INFO] [stdout] test tests::first_valid_2 ... ok
[INFO] [stdout] test tests::first_valid_4 ... ok
[INFO] [stdout] test tests::invalid_bytes ... ok
[INFO] [stdout] test tests::last_valid_1 ... ok
[INFO] [stdout] test tests::last_valid_2 ... ok
[INFO] [stdout] test tests::last_valid_3 ... ok
[INFO] [stdout] test tests::last_valid_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - decode (line 332) ... ok
[INFO] [stdout] test src/lib.rs - decode_one (line 247) ... ok
[INFO] [stdout] test src/lib.rs - Decode::rest (line 355) ... ok
[INFO] [stdout] test src/lib.rs - decode_one (line 257) ... ok
[INFO] [stdout] test src/lib.rs - decode (line 322) ... ok
[INFO] [stdout] test src/lib.rs - Decoder::decode_byte (line 133) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58eeecc0a311f9a29905c3b319896e4cd29433f246e80ce524f593506f442358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58eeecc0a311f9a29905c3b319896e4cd29433f246e80ce524f593506f442358", kill_on_drop: false }`
[INFO] [stdout] 58eeecc0a311f9a29905c3b319896e4cd29433f246e80ce524f593506f442358