[INFO] crate cntr 1.1.2 is already in cache
[INFO] testing cntr-1.1.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate cntr 1.1.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cntr 1.1.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cntr 1.1.2
[INFO] finished tweaking crates.io crate cntr 1.1.2
[INFO] tweaked toml for crates.io crate cntr 1.1.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2e2ce5c0c6e6d3c1b00bdf5be5f13c8ecf50f15b37acea291462ab7b4b925abf
[INFO] running `"docker" "start" "-a" "2e2ce5c0c6e6d3c1b00bdf5be5f13c8ecf50f15b37acea291462ab7b4b925abf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling spin v0.4.10
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling cntr-fuse v0.3.6
[INFO] [stderr]    Compiling cntr-nix v0.10.0-pre1
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling owning_ref v0.3.3
[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/rustwide/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/rustwide/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]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc::$entry.try_into().unwrap(),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/rustwide/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/rustwide/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]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc::$entry.try_into().unwrap(),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/rustwide/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/rustwide/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]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc::$entry.try_into().unwrap(),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/rustwide/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/rustwide/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]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc::$entry.try_into().unwrap(),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/rustwide/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/rustwide/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]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc::$entry.try_into().unwrap(),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/rustwide/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/rustwide/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]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc::$entry.try_into().unwrap(),
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/rustwide/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/rustwide/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]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 $entry = libc::$entry.try_into().unwrap(),
[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] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "2e2ce5c0c6e6d3c1b00bdf5be5f13c8ecf50f15b37acea291462ab7b4b925abf"`
[INFO] running `"docker" "rm" "-f" "2e2ce5c0c6e6d3c1b00bdf5be5f13c8ecf50f15b37acea291462ab7b4b925abf"`
[INFO] [stdout] 2e2ce5c0c6e6d3c1b00bdf5be5f13c8ecf50f15b37acea291462ab7b4b925abf