[INFO] fetching crate cntr 1.1.2...
[INFO] checking cntr-1.1.2 against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] extracting crate cntr 1.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cntr 1.1.2 on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cntr-nix v0.10.0-pre1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73ee9160e901b5f65b68dbc1f3786645e70db31aabcc65e607523a51e9ca5de7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "73ee9160e901b5f65b68dbc1f3786645e70db31aabcc65e607523a51e9ca5de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73ee9160e901b5f65b68dbc1f3786645e70db31aabcc65e607523a51e9ca5de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ee9160e901b5f65b68dbc1f3786645e70db31aabcc65e607523a51e9ca5de7", kill_on_drop: false }`
[INFO] [stdout] 73ee9160e901b5f65b68dbc1f3786645e70db31aabcc65e607523a51e9ca5de7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b204f303ea62cc801dae67e231df5efbb5ccbbd8f80e3839368cb402613c8a80
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b204f303ea62cc801dae67e231df5efbb5ccbbd8f80e3839368cb402613c8a80", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]    Compiling cntr-fuse v0.3.6
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking cntr-nix v0.10.0-pre1
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking concurrent-hashmap v0.2.2
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cntr-nix-0.10.0-pre1/src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cntr-nix`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b204f303ea62cc801dae67e231df5efbb5ccbbd8f80e3839368cb402613c8a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b204f303ea62cc801dae67e231df5efbb5ccbbd8f80e3839368cb402613c8a80", kill_on_drop: false }`
[INFO] [stdout] b204f303ea62cc801dae67e231df5efbb5ccbbd8f80e3839368cb402613c8a80