[INFO] cloning repository https://github.com/Freaky/unprivileged
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Freaky/unprivileged" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreaky%2Funprivileged", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreaky%2Funprivileged'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84e32115fc1cd8279d5268454c347e2427be350c
[INFO] checking Freaky/unprivileged against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreaky%2Funprivileged" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Freaky/unprivileged on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Freaky/unprivileged
[INFO] finished tweaking git repo https://github.com/Freaky/unprivileged
[INFO] tweaked toml for git repo https://github.com/Freaky/unprivileged written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/Freaky/unprivileged already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e600450343137363cb2091c7e140641ac182323f97ccfa841ec5db3e70732bc
[INFO] running `Command { std: "docker" "start" "-a" "9e600450343137363cb2091c7e140641ac182323f97ccfa841ec5db3e70732bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e600450343137363cb2091c7e140641ac182323f97ccfa841ec5db3e70732bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e600450343137363cb2091c7e140641ac182323f97ccfa841ec5db3e70732bc", kill_on_drop: false }`
[INFO] [stdout] 9e600450343137363cb2091c7e140641ac182323f97ccfa841ec5db3e70732bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb9a274cbfc0aa45fe05934b9bda5b2404e33e556f73eddfaa95014876fe2775
[INFO] running `Command { std: "docker" "start" "-a" "bb9a274cbfc0aa45fe05934b9bda5b2404e33e556f73eddfaa95014876fe2775", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]     Checking unprivileged v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/platform/unix/user.rs:127:37
[INFO] [stdout]     |
[INFO] [stdout] 127 |         if unsafe { libc::setgroups(ids.gids.len() as i32, ids.gids.as_ptr()) != 0 } {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^ expected `usize`, found `i32`
[INFO] [stdout]     |
[INFO] [stdout] help: you can convert an `i32` to a `usize` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 127 |         if unsafe { libc::setgroups((ids.gids.len() as i32).try_into().unwrap(), ids.gids.as_ptr()) != 0 } {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unprivileged`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/platform/unix/user.rs:127:37
[INFO] [stdout]     |
[INFO] [stdout] 127 |         if unsafe { libc::setgroups(ids.gids.len() as i32, ids.gids.as_ptr()) != 0 } {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^ expected `usize`, found `i32`
[INFO] [stdout]     |
[INFO] [stdout] help: you can convert an `i32` to a `usize` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 127 |         if unsafe { libc::setgroups((ids.gids.len() as i32).try_into().unwrap(), ids.gids.as_ptr()) != 0 } {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bb9a274cbfc0aa45fe05934b9bda5b2404e33e556f73eddfaa95014876fe2775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb9a274cbfc0aa45fe05934b9bda5b2404e33e556f73eddfaa95014876fe2775", kill_on_drop: false }`
[INFO] [stdout] bb9a274cbfc0aa45fe05934b9bda5b2404e33e556f73eddfaa95014876fe2775