[INFO] crate xen 0.0.0-pre is already in cache
[INFO] extracting crate xen 0.0.0-pre into work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/reg/xen/0.0.0-pre
[INFO] extracting crate xen 0.0.0-pre into work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/reg/xen/0.0.0-pre
[INFO] validating manifest of xen-0.0.0-pre on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of xen-0.0.0-pre on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing xen-0.0.0-pre
[INFO] finished frobbing xen-0.0.0-pre
[INFO] frobbed toml for xen-0.0.0-pre written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/reg/xen/0.0.0-pre/Cargo.toml
[INFO] started frobbing xen-0.0.0-pre
[INFO] finished frobbing xen-0.0.0-pre
[INFO] frobbed toml for xen-0.0.0-pre written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/reg/xen/0.0.0-pre/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking xen-0.0.0-pre against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-0/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/reg/xen/0.0.0-pre:/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=forbid" "-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" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 31a85972fd561aadf9ff1f509218c0a5cc29739ce6aa955df6e0c51021087f17
[INFO] running `"docker" "start" "-a" "31a85972fd561aadf9ff1f509218c0a5cc29739ce6aa955df6e0c51021087f17"`
[INFO] [stderr]     Checking xen-sys v0.0.0-pre
[INFO] [stderr]     Checking xen v0.0.0-pre (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `reason`
[INFO] [stderr]   --> src/hypercall/sched_op.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn shutdown(reason: u32) {
[INFO] [stderr]    |                 ^^^^^^ help: consider using `_reason` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SCHEDOP_poll`
[INFO] [stderr]   --> src/hypercall/sched_op.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const SCHEDOP_poll: u64 = 3;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SCHEDOP_yield` should have an upper case name such as `SCHEDOP_YIELD`
[INFO] [stderr]   --> src/hypercall/sched_op.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const SCHEDOP_yield: u64 = 0;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SCHEDOP_shutdown` should have an upper case name such as `SCHEDOP_SHUTDOWN`
[INFO] [stderr]   --> src/hypercall/sched_op.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | const SCHEDOP_shutdown: u64 = 2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SCHEDOP_poll` should have an upper case name such as `SCHEDOP_POLL`
[INFO] [stderr]   --> src/hypercall/sched_op.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const SCHEDOP_poll: u64 = 3;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reason`
[INFO] [stderr]   --> src/hypercall/sched_op.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn shutdown(reason: u32) {
[INFO] [stderr]    |                 ^^^^^^ help: consider using `_reason` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SCHEDOP_poll`
[INFO] [stderr]   --> src/hypercall/sched_op.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const SCHEDOP_poll: u64 = 3;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SCHEDOP_yield` should have an upper case name such as `SCHEDOP_YIELD`
[INFO] [stderr]   --> src/hypercall/sched_op.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const SCHEDOP_yield: u64 = 0;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SCHEDOP_shutdown` should have an upper case name such as `SCHEDOP_SHUTDOWN`
[INFO] [stderr]   --> src/hypercall/sched_op.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | const SCHEDOP_shutdown: u64 = 2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SCHEDOP_poll` should have an upper case name such as `SCHEDOP_POLL`
[INFO] [stderr]   --> src/hypercall/sched_op.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const SCHEDOP_poll: u64 = 3;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "31a85972fd561aadf9ff1f509218c0a5cc29739ce6aa955df6e0c51021087f17"`
[INFO] running `"docker" "rm" "-f" "31a85972fd561aadf9ff1f509218c0a5cc29739ce6aa955df6e0c51021087f17"`
[INFO] [stdout] 31a85972fd561aadf9ff1f509218c0a5cc29739ce6aa955df6e0c51021087f17