[INFO] fetching crate bitcoin-sync 0.1.16-alpha.0...
[INFO] checking bitcoin-sync-0.1.16-alpha.0 against master#bbefc9837f4157cc09ed60e6d7b21e345d582dd9 for pr-114571-3
[INFO] extracting crate bitcoin-sync 0.1.16-alpha.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bitcoin-sync 0.1.16-alpha.0 on toolchain bbefc9837f4157cc09ed60e6d7b21e345d582dd9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbefc9837f4157cc09ed60e6d7b21e345d582dd9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoin-sync 0.1.16-alpha.0
[INFO] finished tweaking crates.io crate bitcoin-sync 0.1.16-alpha.0
[INFO] tweaked toml for crates.io crate bitcoin-sync 0.1.16-alpha.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbefc9837f4157cc09ed60e6d7b21e345d582dd9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbefc9837f4157cc09ed60e6d7b21e345d582dd9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bbefc9837f4157cc09ed60e6d7b21e345d582dd9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling bitcoin-sync v0.1.16-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `lock`
[INFO] [stdout]    --> src/sync_impl.rs:180:13
[INFO] [stdout]     |
[INFO] [stdout] 180 |             lock:      &mut UniqueLock<Base>,
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_lock`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `guardname`
[INFO] [stdout]    --> src/sync_impl.rs:181:13
[INFO] [stdout]     |
[INFO] [stdout] 181 |             guardname: *const u8,
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_guardname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/sync_impl.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |             file:      *const u8,
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/sync_impl.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |             line:      i32) -> Self {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         psz_name: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |         psz_file: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |         n_line:   i32)  {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |         psz_name: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:239:9
[INFO] [stdout]     |
[INFO] [stdout] 239 |         psz_file: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |         n_line:   i32) -> bool {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `try_`
[INFO] [stdout]    --> src/sync_impl.rs:260:13
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let try_: bool = try_.unwrap_or(false);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_try_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mutex_in`
[INFO] [stdout]    --> src/sync_impl.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         mutex_in: &mut Mutex,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutex_in`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         psz_name: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:257:9
[INFO] [stdout]     |
[INFO] [stdout] 257 |         psz_file: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |         n_line:   i32,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `init`
[INFO] [stdout]    --> src/sync_impl.rs:390:16
[INFO] [stdout]     |
[INFO] [stdout] 390 |     pub fn new(init: i32) -> Self {
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grant`
[INFO] [stdout]    --> src/sync_impl.rs:511:31
[INFO] [stdout]     |
[INFO] [stdout] 511 |     pub fn move_to(&mut self, grant: &mut SemaphoreGrant)  {
[INFO] [stdout]     |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_grant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `try_`
[INFO] [stdout]    --> src/sync_impl.rs:526:13
[INFO] [stdout]     |
[INFO] [stdout] 526 |         let try_:bool = try_.unwrap_or(false);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_try_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sema`
[INFO] [stdout]    --> src/sync_impl.rs:524:9
[INFO] [stdout]     |
[INFO] [stdout] 524 |         sema: Amo<Semaphore>,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_sema`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:552:13
[INFO] [stdout]     |
[INFO] [stdout] 552 |             psz_name: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:553:13
[INFO] [stdout]     |
[INFO] [stdout] 553 |             psz_file: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:554:13
[INFO] [stdout]     |
[INFO] [stdout] 554 |             n_line:   i32,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs`
[INFO] [stdout]    --> src/sync_impl.rs:555:13
[INFO] [stdout]     |
[INFO] [stdout] 555 |             cs:       *mut MutexType,
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `try_`
[INFO] [stdout]    --> src/sync_impl.rs:556:13
[INFO] [stdout]     |
[INFO] [stdout] 556 |             try_:     bool)  { }
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_try_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs`
[INFO] [stdout]    --> src/sync_impl.rs:561:13
[INFO] [stdout]     |
[INFO] [stdout] 561 |             cs:        *mut c_void,
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lockname`
[INFO] [stdout]    --> src/sync_impl.rs:562:13
[INFO] [stdout]     |
[INFO] [stdout] 562 |             lockname:  &mut String,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lockname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `guardname`
[INFO] [stdout]    --> src/sync_impl.rs:563:13
[INFO] [stdout]     |
[INFO] [stdout] 563 |             guardname: *const u8,
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_guardname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/sync_impl.rs:564:13
[INFO] [stdout]     |
[INFO] [stdout] 564 |             file:      *const u8,
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/sync_impl.rs:565:13
[INFO] [stdout]     |
[INFO] [stdout] 565 |             line:      i32)  { }
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:569:13
[INFO] [stdout]     |
[INFO] [stdout] 569 |             psz_name: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:570:13
[INFO] [stdout]     |
[INFO] [stdout] 570 |             psz_file: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:571:13
[INFO] [stdout]     |
[INFO] [stdout] 571 |             n_line:   i32,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs`
[INFO] [stdout]    --> src/sync_impl.rs:572:13
[INFO] [stdout]     |
[INFO] [stdout] 572 |             cs:       *mut MutexType)  { }
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:576:13
[INFO] [stdout]     |
[INFO] [stdout] 576 |             psz_name: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:577:13
[INFO] [stdout]     |
[INFO] [stdout] 577 |             psz_file: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:578:13
[INFO] [stdout]     |
[INFO] [stdout] 578 |             n_line:   i32,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs`
[INFO] [stdout]    --> src/sync_impl.rs:579:13
[INFO] [stdout]     |
[INFO] [stdout] 579 |             cs:       *mut MutexType)  { }
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs`
[INFO] [stdout]    --> src/sync_impl.rs:581:34
[INFO] [stdout]     |
[INFO] [stdout] 581 |     #[inline] pub fn delete_lock(cs: *mut c_void)  { }
[INFO] [stdout]     |                                  ^^ help: if this is intentional, prefix it with an underscore: `_cs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rel_time`
[INFO] [stdout]   --> src/threadinterrupt.rs:60:33
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn sleep_for(&mut self, rel_time: Duration) -> bool {
[INFO] [stdout]    |                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rel_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `thread_name`
[INFO] [stdout]   --> src/thread.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         thread_name: &str,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `thread_func`
[INFO] [stdout]   --> src/thread.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         thread_func: F)
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_func`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `base` is never read
[INFO] [stdout]   --> src/sync_impl.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct AnnotatedMixin<PARENT> {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 54 |     base: PARENT,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `base` is never read
[INFO] [stdout]    --> src/sync_impl.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub struct UniqueLock<Base = MutexUniqueLock> {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 147 |     base: Base,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `condition`, `mutex`, and `value` are never read
[INFO] [stdout]    --> src/sync_impl.rs:383:5
[INFO] [stdout]     |
[INFO] [stdout] 382 | pub struct Semaphore {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 383 |     condition: std::sync::Condvar,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 384 |     mutex:     parking_lot::RawMutex,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 385 |     value:     i32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sem` and `have_grant` are never read
[INFO] [stdout]    --> src/sync_impl.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 440 | pub struct SemaphoreGrant {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 441 |     sem:        Amo<Semaphore>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 442 |     have_grant: bool,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SemaphoreGrant` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lock`, `templock`, `lockname`, `file`, and `line` are never read
[INFO] [stdout]    --> src/sync_impl.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub struct ReverseLock<Base> {
[INFO] [stdout]     |                ----------- fields in this struct
[INFO] [stdout] 159 |         lock:     Rc<RefCell<UniqueLock<Base>>>,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 160 |         templock: UniqueLock<Base>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 161 |         lockname: String,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 162 |         file:     String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 163 |         line:     i32,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cond`, `mut_`, and `flag` are never read
[INFO] [stdout]   --> src/threadinterrupt.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct ThreadInterrupt {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] 15 |     cond: std::sync::Condvar,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     mut_: parking_lot::RawMutex,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     flag: AtomicBool,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lock`
[INFO] [stdout]    --> src/sync_impl.rs:180:13
[INFO] [stdout]     |
[INFO] [stdout] 180 |             lock:      &mut UniqueLock<Base>,
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_lock`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `guardname`
[INFO] [stdout]    --> src/sync_impl.rs:181:13
[INFO] [stdout]     |
[INFO] [stdout] 181 |             guardname: *const u8,
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_guardname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/sync_impl.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |             file:      *const u8,
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/sync_impl.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |             line:      i32) -> Self {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         psz_name: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |         psz_file: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |         n_line:   i32)  {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |         psz_name: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:239:9
[INFO] [stdout]     |
[INFO] [stdout] 239 |         psz_file: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |         n_line:   i32) -> bool {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `try_`
[INFO] [stdout]    --> src/sync_impl.rs:260:13
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let try_: bool = try_.unwrap_or(false);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_try_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mutex_in`
[INFO] [stdout]    --> src/sync_impl.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         mutex_in: &mut Mutex,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutex_in`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         psz_name: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:257:9
[INFO] [stdout]     |
[INFO] [stdout] 257 |         psz_file: *const u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |         n_line:   i32,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `init`
[INFO] [stdout]    --> src/sync_impl.rs:390:16
[INFO] [stdout]     |
[INFO] [stdout] 390 |     pub fn new(init: i32) -> Self {
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grant`
[INFO] [stdout]    --> src/sync_impl.rs:511:31
[INFO] [stdout]     |
[INFO] [stdout] 511 |     pub fn move_to(&mut self, grant: &mut SemaphoreGrant)  {
[INFO] [stdout]     |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_grant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `try_`
[INFO] [stdout]    --> src/sync_impl.rs:526:13
[INFO] [stdout]     |
[INFO] [stdout] 526 |         let try_:bool = try_.unwrap_or(false);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_try_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sema`
[INFO] [stdout]    --> src/sync_impl.rs:524:9
[INFO] [stdout]     |
[INFO] [stdout] 524 |         sema: Amo<Semaphore>,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_sema`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:552:13
[INFO] [stdout]     |
[INFO] [stdout] 552 |             psz_name: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:553:13
[INFO] [stdout]     |
[INFO] [stdout] 553 |             psz_file: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:554:13
[INFO] [stdout]     |
[INFO] [stdout] 554 |             n_line:   i32,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs`
[INFO] [stdout]    --> src/sync_impl.rs:555:13
[INFO] [stdout]     |
[INFO] [stdout] 555 |             cs:       *mut MutexType,
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `try_`
[INFO] [stdout]    --> src/sync_impl.rs:556:13
[INFO] [stdout]     |
[INFO] [stdout] 556 |             try_:     bool)  { }
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_try_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs`
[INFO] [stdout]    --> src/sync_impl.rs:561:13
[INFO] [stdout]     |
[INFO] [stdout] 561 |             cs:        *mut c_void,
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lockname`
[INFO] [stdout]    --> src/sync_impl.rs:562:13
[INFO] [stdout]     |
[INFO] [stdout] 562 |             lockname:  &mut String,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lockname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `guardname`
[INFO] [stdout]    --> src/sync_impl.rs:563:13
[INFO] [stdout]     |
[INFO] [stdout] 563 |             guardname: *const u8,
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_guardname`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/sync_impl.rs:564:13
[INFO] [stdout]     |
[INFO] [stdout] 564 |             file:      *const u8,
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/sync_impl.rs:565:13
[INFO] [stdout]     |
[INFO] [stdout] 565 |             line:      i32)  { }
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:569:13
[INFO] [stdout]     |
[INFO] [stdout] 569 |             psz_name: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:570:13
[INFO] [stdout]     |
[INFO] [stdout] 570 |             psz_file: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:571:13
[INFO] [stdout]     |
[INFO] [stdout] 571 |             n_line:   i32,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs`
[INFO] [stdout]    --> src/sync_impl.rs:572:13
[INFO] [stdout]     |
[INFO] [stdout] 572 |             cs:       *mut MutexType)  { }
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_name`
[INFO] [stdout]    --> src/sync_impl.rs:576:13
[INFO] [stdout]     |
[INFO] [stdout] 576 |             psz_name: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `psz_file`
[INFO] [stdout]    --> src/sync_impl.rs:577:13
[INFO] [stdout]     |
[INFO] [stdout] 577 |             psz_file: *const u8,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_psz_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_line`
[INFO] [stdout]    --> src/sync_impl.rs:578:13
[INFO] [stdout]     |
[INFO] [stdout] 578 |             n_line:   i32,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs`
[INFO] [stdout]    --> src/sync_impl.rs:579:13
[INFO] [stdout]     |
[INFO] [stdout] 579 |             cs:       *mut MutexType)  { }
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cs`
[INFO] [stdout]    --> src/sync_impl.rs:581:34
[INFO] [stdout]     |
[INFO] [stdout] 581 |     #[inline] pub fn delete_lock(cs: *mut c_void)  { }
[INFO] [stdout]     |                                  ^^ help: if this is intentional, prefix it with an underscore: `_cs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rel_time`
[INFO] [stdout]   --> src/threadinterrupt.rs:60:33
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn sleep_for(&mut self, rel_time: Duration) -> bool {
[INFO] [stdout]    |                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rel_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `thread_name`
[INFO] [stdout]   --> src/thread.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         thread_name: &str,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `thread_func`
[INFO] [stdout]   --> src/thread.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         thread_func: F)
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_func`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `base` is never read
[INFO] [stdout]   --> src/sync_impl.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct AnnotatedMixin<PARENT> {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 54 |     base: PARENT,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `base` is never read
[INFO] [stdout]    --> src/sync_impl.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub struct UniqueLock<Base = MutexUniqueLock> {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 147 |     base: Base,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `condition`, `mutex`, and `value` are never read
[INFO] [stdout]    --> src/sync_impl.rs:383:5
[INFO] [stdout]     |
[INFO] [stdout] 382 | pub struct Semaphore {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 383 |     condition: std::sync::Condvar,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 384 |     mutex:     parking_lot::RawMutex,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 385 |     value:     i32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sem` and `have_grant` are never read
[INFO] [stdout]    --> src/sync_impl.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 440 | pub struct SemaphoreGrant {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 441 |     sem:        Amo<Semaphore>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 442 |     have_grant: bool,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SemaphoreGrant` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lock`, `templock`, `lockname`, `file`, and `line` are never read
[INFO] [stdout]    --> src/sync_impl.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub struct ReverseLock<Base> {
[INFO] [stdout]     |                ----------- fields in this struct
[INFO] [stdout] 159 |         lock:     Rc<RefCell<UniqueLock<Base>>>,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 160 |         templock: UniqueLock<Base>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 161 |         lockname: String,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 162 |         file:     String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 163 |         line:     i32,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cond`, `mut_`, and `flag` are never read
[INFO] [stdout]   --> src/threadinterrupt.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct ThreadInterrupt {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] 15 |     cond: std::sync::Condvar,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     mut_: parking_lot::RawMutex,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     flag: AtomicBool,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "f8142eece80612442a30148a0c2039ec6457c851bd7c9bda459e8005908ff5ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8142eece80612442a30148a0c2039ec6457c851bd7c9bda459e8005908ff5ae", kill_on_drop: false }`
[INFO] [stdout] f8142eece80612442a30148a0c2039ec6457c851bd7c9bda459e8005908ff5ae
[INFO] checking bitcoin-sync-0.1.16-alpha.0 against try#2399cef65c47f346b5fa9df51f48df0acd4a9d85 for pr-114571-3
[INFO] extracting crate bitcoin-sync 0.1.16-alpha.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate bitcoin-sync 0.1.16-alpha.0 on toolchain 2399cef65c47f346b5fa9df51f48df0acd4a9d85
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2399cef65c47f346b5fa9df51f48df0acd4a9d85" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoin-sync 0.1.16-alpha.0
[INFO] finished tweaking crates.io crate bitcoin-sync 0.1.16-alpha.0
[INFO] tweaked toml for crates.io crate bitcoin-sync 0.1.16-alpha.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2399cef65c47f346b5fa9df51f48df0acd4a9d85" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2399cef65c47f346b5fa9df51f48df0acd4a9d85" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2399cef65c47f346b5fa9df51f48df0acd4a9d85" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 801feee49348a34841ed6573a83749d8e82429aca44586c8c3bf8fc10c18102d
[INFO] running `Command { std: "docker" "start" "-a" "801feee49348a34841ed6573a83749d8e82429aca44586c8c3bf8fc10c18102d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "801feee49348a34841ed6573a83749d8e82429aca44586c8c3bf8fc10c18102d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "801feee49348a34841ed6573a83749d8e82429aca44586c8c3bf8fc10c18102d", kill_on_drop: false }`
[INFO] [stdout] 801feee49348a34841ed6573a83749d8e82429aca44586c8c3bf8fc10c18102d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2399cef65c47f346b5fa9df51f48df0acd4a9d85" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6acd28667609671463d898b48e0ce679f2bc41ff0df282dfcb5353793fba9b84
[INFO] running `Command { std: "docker" "start" "-a" "6acd28667609671463d898b48e0ce679f2bc41ff0df282dfcb5353793fba9b84", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling termcolor v1.4.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling ahash v0.7.7
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling object v0.32.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling dunce v1.0.4
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling term-painter v0.2.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling bindgen v0.60.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling sqlite3-src v0.2.12
[INFO] [stderr]    Compiling openssl-sys v0.9.96
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling libc-stdhandle v0.1.0
[INFO] [stderr]    Compiling priority-queue v1.3.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling sqlite3-sys v0.12.0
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling cpp_core v0.6.0
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling poison v0.1.0
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling shared-mutex v0.3.1
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling sqlite v0.25.3
[INFO] [stderr]    Compiling sqlite3 v0.24.0
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling pnet_sys v0.31.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling comparator v0.3.0
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling const-default v1.0.0
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling atomic_float v0.1.0
[INFO] [stderr]    Compiling bitset v0.1.2
[INFO] [stderr]    Compiling time-point v0.1.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling atomic v0.5.3
[INFO] [stderr]    Compiling multiset v0.0.5
[INFO] [stderr]    Compiling atomic-take v1.1.0
[INFO] [stderr]    Compiling integer-encoding v3.0.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling cpp_common v0.5.9
[INFO] [stderr]    Compiling num v0.4.1
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/2399cef65c47f346b5fa9df51f48df0acd4a9d85/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.39/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=87b408538389eae3 -C extra-filename=-87b408538389eae3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-90f63ccd04acb0cd.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e42a5656a0600e1d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f8d62a079c79a15a.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6acd28667609671463d898b48e0ce679f2bc41ff0df282dfcb5353793fba9b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6acd28667609671463d898b48e0ce679f2bc41ff0df282dfcb5353793fba9b84", kill_on_drop: false }`
[INFO] [stdout] 6acd28667609671463d898b48e0ce679f2bc41ff0df282dfcb5353793fba9b84