[INFO] crate cntr 1.1.2 is already in cache
[INFO] extracting crate cntr 1.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/cntr/1.1.2
[INFO] extracting crate cntr 1.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cntr/1.1.2
[INFO] validating manifest of cntr-1.1.2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cntr-1.1.2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cntr-1.1.2
[INFO] finished frobbing cntr-1.1.2
[INFO] frobbed toml for cntr-1.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cntr/1.1.2/Cargo.toml
[INFO] started frobbing cntr-1.1.2
[INFO] finished frobbing cntr-1.1.2
[INFO] frobbed toml for cntr-1.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cntr/1.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cntr-1.1.2 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cntr/1.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 4361d339895782bb065d87fc0ce7afd533b737a9ae8dc9dde7c79d6ceae53a58
[INFO] running `"docker" "start" "-a" "4361d339895782bb065d87fc0ce7afd533b737a9ae8dc9dde7c79d6ceae53a58"`
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling spin v0.4.10
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling cntr-fuse v0.3.6
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling cntr-nix v0.10.0-pre1
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling concurrent-hashmap v0.2.2
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stderr]     |
[INFO] [stderr] 197 |                   $entry = libc::$entry,
[INFO] [stderr]     |                            ^^^^ expected i32, found u32
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | / libc_enum!{
[INFO] [stderr] 7   | |     #[repr(i32)]
[INFO] [stderr] 8   | |     pub enum Resource {
[INFO] [stderr] 9   | |         RLIMIT_AS,
[INFO] [stderr] ...   |
[INFO] [stderr] 35  | |     }
[INFO] [stderr] 36  | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc.try_into().unwrap()::$entry,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stderr]     |
[INFO] [stderr] 197 |                   $entry = libc::$entry,
[INFO] [stderr]     |                            ^^^^ expected i32, found u32
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | / libc_enum!{
[INFO] [stderr] 7   | |     #[repr(i32)]
[INFO] [stderr] 8   | |     pub enum Resource {
[INFO] [stderr] 9   | |         RLIMIT_AS,
[INFO] [stderr] ...   |
[INFO] [stderr] 35  | |     }
[INFO] [stderr] 36  | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc.try_into().unwrap()::$entry,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stderr]     |
[INFO] [stderr] 197 |                   $entry = libc::$entry,
[INFO] [stderr]     |                            ^^^^ expected i32, found u32
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | / libc_enum!{
[INFO] [stderr] 7   | |     #[repr(i32)]
[INFO] [stderr] 8   | |     pub enum Resource {
[INFO] [stderr] 9   | |         RLIMIT_AS,
[INFO] [stderr] ...   |
[INFO] [stderr] 35  | |     }
[INFO] [stderr] 36  | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc.try_into().unwrap()::$entry,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stderr]     |
[INFO] [stderr] 197 |                   $entry = libc::$entry,
[INFO] [stderr]     |                            ^^^^ expected i32, found u32
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | / libc_enum!{
[INFO] [stderr] 7   | |     #[repr(i32)]
[INFO] [stderr] 8   | |     pub enum Resource {
[INFO] [stderr] 9   | |         RLIMIT_AS,
[INFO] [stderr] ...   |
[INFO] [stderr] 35  | |     }
[INFO] [stderr] 36  | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc.try_into().unwrap()::$entry,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stderr]     |
[INFO] [stderr] 197 |                   $entry = libc::$entry,
[INFO] [stderr]     |                            ^^^^ expected i32, found u32
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | / libc_enum!{
[INFO] [stderr] 7   | |     #[repr(i32)]
[INFO] [stderr] 8   | |     pub enum Resource {
[INFO] [stderr] 9   | |         RLIMIT_AS,
[INFO] [stderr] ...   |
[INFO] [stderr] 35  | |     }
[INFO] [stderr] 36  | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc.try_into().unwrap()::$entry,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stderr]     |
[INFO] [stderr] 197 |                   $entry = libc::$entry,
[INFO] [stderr]     |                            ^^^^ expected i32, found u32
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | / libc_enum!{
[INFO] [stderr] 7   | |     #[repr(i32)]
[INFO] [stderr] 8   | |     pub enum Resource {
[INFO] [stderr] 9   | |         RLIMIT_AS,
[INFO] [stderr] ...   |
[INFO] [stderr] 35  | |     }
[INFO] [stderr] 36  | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc.try_into().unwrap()::$entry,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stderr]     |
[INFO] [stderr] 197 |                   $entry = libc::$entry,
[INFO] [stderr]     |                            ^^^^ expected i32, found u32
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | / libc_enum!{
[INFO] [stderr] 7   | |     #[repr(i32)]
[INFO] [stderr] 8   | |     pub enum Resource {
[INFO] [stderr] 9   | |         RLIMIT_AS,
[INFO] [stderr] ...   |
[INFO] [stderr] 35  | |     }
[INFO] [stderr] 36  | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc.try_into().unwrap()::$entry,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `cntr-nix`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "4361d339895782bb065d87fc0ce7afd533b737a9ae8dc9dde7c79d6ceae53a58"`
[INFO] running `"docker" "rm" "-f" "4361d339895782bb065d87fc0ce7afd533b737a9ae8dc9dde7c79d6ceae53a58"`
[INFO] [stdout] 4361d339895782bb065d87fc0ce7afd533b737a9ae8dc9dde7c79d6ceae53a58