[INFO] fetching crate const-utf16 0.2.1...
[INFO] testing const-utf16-0.2.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate const-utf16 0.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate const-utf16 0.2.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate const-utf16 0.2.1
[INFO] finished tweaking crates.io crate const-utf16 0.2.1
[INFO] tweaked toml for crates.io crate const-utf16 0.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e31052ad052615822305e56fdfb319cf835a087409a93d3cbcf183eddd982fc0
[INFO] running `Command { std: "docker" "start" "-a" "e31052ad052615822305e56fdfb319cf835a087409a93d3cbcf183eddd982fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e31052ad052615822305e56fdfb319cf835a087409a93d3cbcf183eddd982fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e31052ad052615822305e56fdfb319cf835a087409a93d3cbcf183eddd982fc0", kill_on_drop: false }`
[INFO] [stdout] e31052ad052615822305e56fdfb319cf835a087409a93d3cbcf183eddd982fc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08da3553cf99e3faad6dad7158bbd780a5eab1e698399b1ff64570ed29c32090
[INFO] running `Command { std: "docker" "start" "-a" "08da3553cf99e3faad6dad7158bbd780a5eab1e698399b1ff64570ed29c32090", kill_on_drop: false }`
[INFO] [stderr]    Compiling const-utf16 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "08da3553cf99e3faad6dad7158bbd780a5eab1e698399b1ff64570ed29c32090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08da3553cf99e3faad6dad7158bbd780a5eab1e698399b1ff64570ed29c32090", kill_on_drop: false }`
[INFO] [stdout] 08da3553cf99e3faad6dad7158bbd780a5eab1e698399b1ff64570ed29c32090
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7b19cc85140cbf324cf74e41915a8163cbeedc8ada3ffe87c9c9d10b0921005
[INFO] running `Command { std: "docker" "start" "-a" "b7b19cc85140cbf324cf74e41915a8163cbeedc8ada3ffe87c9c9d10b0921005", kill_on_drop: false }`
[INFO] [stderr]    Compiling const-utf16 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "b7b19cc85140cbf324cf74e41915a8163cbeedc8ada3ffe87c9c9d10b0921005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b19cc85140cbf324cf74e41915a8163cbeedc8ada3ffe87c9c9d10b0921005", kill_on_drop: false }`
[INFO] [stdout] b7b19cc85140cbf324cf74e41915a8163cbeedc8ada3ffe87c9c9d10b0921005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4141dd4b0df07d6ac7ca2c746cd3060ca2c70d74acb9d9bf876c333d8b8e071e
[INFO] running `Command { std: "docker" "start" "-a" "4141dd4b0df07d6ac7ca2c746cd3060ca2c70d74acb9d9bf876c333d8b8e071e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/const_utf16-07222ddc02a62026)
[INFO] [stdout] test tests::encode_utf16_works ... ok
[INFO] [stderr]    Doc-tests const-utf16
[INFO] [stdout] test tests::encode_utf16_with_null_byte_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4141dd4b0df07d6ac7ca2c746cd3060ca2c70d74acb9d9bf876c333d8b8e071e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4141dd4b0df07d6ac7ca2c746cd3060ca2c70d74acb9d9bf876c333d8b8e071e", kill_on_drop: false }`
[INFO] [stdout] 4141dd4b0df07d6ac7ca2c746cd3060ca2c70d74acb9d9bf876c333d8b8e071e