[INFO] fetching crate mango_compiler_util 0.1.0...
[INFO] testing mango_compiler_util-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate mango_compiler_util 0.1.0 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate mango_compiler_util 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mango_compiler_util 0.1.0
[INFO] finished tweaking crates.io crate mango_compiler_util 0.1.0
[INFO] tweaked toml for crates.io crate mango_compiler_util 0.1.0 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e6c0100594272b5d9bafb44ab2fbb52e00d0f534b8166192440b1ce99ca6b26
[INFO] running `Command { std: "docker" "start" "-a" "4e6c0100594272b5d9bafb44ab2fbb52e00d0f534b8166192440b1ce99ca6b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e6c0100594272b5d9bafb44ab2fbb52e00d0f534b8166192440b1ce99ca6b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6c0100594272b5d9bafb44ab2fbb52e00d0f534b8166192440b1ce99ca6b26", kill_on_drop: false }`
[INFO] [stdout] 4e6c0100594272b5d9bafb44ab2fbb52e00d0f534b8166192440b1ce99ca6b26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d75230846732ab57b9f6759bb2fb1a659fc50f6efda08a3408cd8082cb391bb
[INFO] running `Command { std: "docker" "start" "-a" "2d75230846732ab57b9f6759bb2fb1a659fc50f6efda08a3408cd8082cb391bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling mango_compiler_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "2d75230846732ab57b9f6759bb2fb1a659fc50f6efda08a3408cd8082cb391bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d75230846732ab57b9f6759bb2fb1a659fc50f6efda08a3408cd8082cb391bb", kill_on_drop: false }`
[INFO] [stdout] 2d75230846732ab57b9f6759bb2fb1a659fc50f6efda08a3408cd8082cb391bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ca4f8439f1cfde57581f977e79a735f8bc462ea16cde49fa72283e821986d49
[INFO] running `Command { std: "docker" "start" "-a" "8ca4f8439f1cfde57581f977e79a735f8bc462ea16cde49fa72283e821986d49", kill_on_drop: false }`
[INFO] [stderr]    Compiling mango_compiler_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "8ca4f8439f1cfde57581f977e79a735f8bc462ea16cde49fa72283e821986d49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca4f8439f1cfde57581f977e79a735f8bc462ea16cde49fa72283e821986d49", kill_on_drop: false }`
[INFO] [stdout] 8ca4f8439f1cfde57581f977e79a735f8bc462ea16cde49fa72283e821986d49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7409b652c7a1d6a2a05d401320e40b97126eef3f4af8b27e551babd8f48d03f
[INFO] running `Command { std: "docker" "start" "-a" "f7409b652c7a1d6a2a05d401320e40b97126eef3f4af8b27e551babd8f48d03f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mango_compiler_util-c6f3160f1e9aae09)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mango_compiler_util
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f7409b652c7a1d6a2a05d401320e40b97126eef3f4af8b27e551babd8f48d03f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7409b652c7a1d6a2a05d401320e40b97126eef3f4af8b27e551babd8f48d03f", kill_on_drop: false }`
[INFO] [stdout] f7409b652c7a1d6a2a05d401320e40b97126eef3f4af8b27e551babd8f48d03f