[INFO] fetching crate nat-poc 0.2.2...
[INFO] testing nat-poc-0.2.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate nat-poc 0.2.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nat-poc 0.2.2
[INFO] finished tweaking crates.io crate nat-poc 0.2.2
[INFO] tweaked toml for crates.io crate nat-poc 0.2.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nat-poc 0.2.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nat-poc 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73aa3225e9c39555f1db3195a47fc33b5fdeb22cac54f1b5f3fd950483eda6fb
[INFO] running `Command { std: "docker" "start" "-a" "73aa3225e9c39555f1db3195a47fc33b5fdeb22cac54f1b5f3fd950483eda6fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73aa3225e9c39555f1db3195a47fc33b5fdeb22cac54f1b5f3fd950483eda6fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73aa3225e9c39555f1db3195a47fc33b5fdeb22cac54f1b5f3fd950483eda6fb", kill_on_drop: false }`
[INFO] [stdout] 73aa3225e9c39555f1db3195a47fc33b5fdeb22cac54f1b5f3fd950483eda6fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb4152cf66e1488aa9491b41ae73cf4672d5ad9e0875cab800175937282bf37b
[INFO] running `Command { std: "docker" "start" "-a" "eb4152cf66e1488aa9491b41ae73cf4672d5ad9e0875cab800175937282bf37b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling users v0.11.0
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling pretty-bytes v0.2.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling nat-poc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/utils/perms.rs:6:60
[INFO] [stdout]    |
[INFO] [stdout]  6 |   let user = masking(mode, S_IRUSR as u16, S_IWUSR as u16, S_IXUSR);
[INFO] [stdout]    |              -------                                       ^^^^^^^ expected `u16`, found `u32`
[INFO] [stdout]    |              |
[INFO] [stdout]    |              arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/utils/perms.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn masking(mode: u16, read: u16, write: u16, execute: u16) -> String {
[INFO] [stdout]    |    ^^^^^^^                                   ------------
[INFO] [stdout] help: you can convert a `u32` to a `u16` and panic if the converted value doesn't fit
[INFO] [stdout]    |
[INFO] [stdout]  6 |   let user = masking(mode, S_IRUSR as u16, S_IWUSR as u16, S_IXUSR.try_into().unwrap());
[INFO] [stdout]    |                                                                   ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/utils/perms.rs:7:61
[INFO] [stdout]    |
[INFO] [stdout]  7 |   let group = masking(mode, S_IRGRP as u16, S_IWGRP as u16, S_IXGRP);
[INFO] [stdout]    |               -------                                       ^^^^^^^ expected `u16`, found `u32`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/utils/perms.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn masking(mode: u16, read: u16, write: u16, execute: u16) -> String {
[INFO] [stdout]    |    ^^^^^^^                                   ------------
[INFO] [stdout] help: you can convert a `u32` to a `u16` and panic if the converted value doesn't fit
[INFO] [stdout]    |
[INFO] [stdout]  7 |   let group = masking(mode, S_IRGRP as u16, S_IWGRP as u16, S_IXGRP.try_into().unwrap());
[INFO] [stdout]    |                                                                    ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/utils/perms.rs:8:61
[INFO] [stdout]    |
[INFO] [stdout]  8 |   let other = masking(mode, S_IROTH as u16, S_IWOTH as u16, S_IXOTH);
[INFO] [stdout]    |               -------                                       ^^^^^^^ expected `u16`, found `u32`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/utils/perms.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn masking(mode: u16, read: u16, write: u16, execute: u16) -> String {
[INFO] [stdout]    |    ^^^^^^^                                   ------------
[INFO] [stdout] help: you can convert a `u32` to a `u16` and panic if the converted value doesn't fit
[INFO] [stdout]    |
[INFO] [stdout]  8 |   let other = masking(mode, S_IROTH as u16, S_IWOTH as u16, S_IXOTH.try_into().unwrap());
[INFO] [stdout]    |                                                                    ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nat-poc` (bin "nat-poc") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "eb4152cf66e1488aa9491b41ae73cf4672d5ad9e0875cab800175937282bf37b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb4152cf66e1488aa9491b41ae73cf4672d5ad9e0875cab800175937282bf37b", kill_on_drop: false }`
[INFO] [stdout] eb4152cf66e1488aa9491b41ae73cf4672d5ad9e0875cab800175937282bf37b