[INFO] fetching crate cargo-uwp 0.2.1...
[INFO] testing cargo-uwp-0.2.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate cargo-uwp 0.2.1 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate cargo-uwp 0.2.1 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 cargo-uwp 0.2.1
[INFO] finished tweaking crates.io crate cargo-uwp 0.2.1
[INFO] tweaked toml for crates.io crate cargo-uwp 0.2.1 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] crate crates.io crate cargo-uwp 0.2.1 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6891969a55903e568eec350c05c9a431e15f81f72d94d0b9c5f72a77e63c8b46
[INFO] running `Command { std: "docker" "start" "-a" "6891969a55903e568eec350c05c9a431e15f81f72d94d0b9c5f72a77e63c8b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6891969a55903e568eec350c05c9a431e15f81f72d94d0b9c5f72a77e63c8b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6891969a55903e568eec350c05c9a431e15f81f72d94d0b9c5f72a77e63c8b46", kill_on_drop: false }`
[INFO] [stdout] 6891969a55903e568eec350c05c9a431e15f81f72d94d0b9c5f72a77e63c8b46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddcb434cdac8afac0b16ac835f83897b3cc5098f05478c021834ec33317b593b
[INFO] running `Command { std: "docker" "start" "-a" "ddcb434cdac8afac0b16ac835f83897b3cc5098f05478c021834ec33317b593b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling combine v4.6.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling toml_edit v0.2.1
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling cargo-uwp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `cargo_uwp`
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #![cfg(target_os = "windows")]
[INFO] [stdout] 2  | | #![forbid(unsafe_code)]
[INFO] [stdout] 3  | |
[INFO] [stdout] 4  | | use structopt::StructOpt;
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-uwp` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ddcb434cdac8afac0b16ac835f83897b3cc5098f05478c021834ec33317b593b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddcb434cdac8afac0b16ac835f83897b3cc5098f05478c021834ec33317b593b", kill_on_drop: false }`
[INFO] [stdout] ddcb434cdac8afac0b16ac835f83897b3cc5098f05478c021834ec33317b593b