[INFO] crate redismodule 0.1.2 is already in cache
[INFO] testing redismodule-0.1.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate redismodule 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate redismodule 0.1.2 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 redismodule 0.1.2
[INFO] finished tweaking crates.io crate redismodule 0.1.2
[INFO] tweaked toml for crates.io crate redismodule 0.1.2 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] eb510175bee90014ad65215e6e56abbcc0bcc4437e220dc79e5ad3ca6a8d8d74
[INFO] running `"docker" "start" "-a" "eb510175bee90014ad65215e6e56abbcc0bcc4437e220dc79e5ad3ca6a8d8d74"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling redismodule v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(untagged_unions)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / bitflags! {
[INFO] [stderr] 14 | |     pub flags KeyMode: c_int {
[INFO] [stderr] 15 | |         const KEYMODE_READ = (1 << 0),
[INFO] [stderr] 16 | |         const KEYMODE_WRITE = (1 << 1),
[INFO] [stderr] 17 | |     }
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / bitflags! {
[INFO] [stderr] 14 | |     pub flags KeyMode: c_int {
[INFO] [stderr] 15 | |         const KEYMODE_READ = (1 << 0),
[INFO] [stderr] 16 | |         const KEYMODE_WRITE = (1 << 1),
[INFO] [stderr] 17 | |     }
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | / bitflags! {
[INFO] [stderr] 53 | |     pub flags ZSetFlags: c_int {
[INFO] [stderr] 54 | |         const ZADD_XX = (1<<0),
[INFO] [stderr] 55 | |         const ZADD_NX = (1<<1),
[INFO] [stderr] ...  |
[INFO] [stderr] 59 | |     }
[INFO] [stderr] 60 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | / bitflags! {
[INFO] [stderr] 53 | |     pub flags ZSetFlags: c_int {
[INFO] [stderr] 54 | |         const ZADD_XX = (1<<0),
[INFO] [stderr] 55 | |         const ZADD_NX = (1<<1),
[INFO] [stderr] ...  |
[INFO] [stderr] 59 | |     }
[INFO] [stderr] 60 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:62:1
[INFO] [stderr]    |
[INFO] [stderr] 62 | / bitflags! {
[INFO] [stderr] 63 | |     pub flags HashFlags: c_uint {
[INFO] [stderr] 64 | |         const HASH_NONE = 0,
[INFO] [stderr] 65 | |         const HASH_NX = (1<<0),
[INFO] [stderr] ...  |
[INFO] [stderr] 69 | |     }
[INFO] [stderr] 70 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:62:1
[INFO] [stderr]    |
[INFO] [stderr] 62 | / bitflags! {
[INFO] [stderr] 63 | |     pub flags HashFlags: c_uint {
[INFO] [stderr] 64 | |         const HASH_NONE = 0,
[INFO] [stderr] 65 | |         const HASH_NX = (1<<0),
[INFO] [stderr] ...  |
[INFO] [stderr] 69 | |     }
[INFO] [stderr] 70 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `redismodule`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "eb510175bee90014ad65215e6e56abbcc0bcc4437e220dc79e5ad3ca6a8d8d74"`
[INFO] running `"docker" "rm" "-f" "eb510175bee90014ad65215e6e56abbcc0bcc4437e220dc79e5ad3ca6a8d8d74"`
[INFO] [stdout] eb510175bee90014ad65215e6e56abbcc0bcc4437e220dc79e5ad3ca6a8d8d74