[INFO] crate tracing-allocator 0.1.0 is already in cache
[INFO] extracting crate tracing-allocator 0.1.0 into work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/tracing-allocator/0.1.0
[INFO] extracting crate tracing-allocator 0.1.0 into work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/tracing-allocator/0.1.0
[INFO] validating manifest of tracing-allocator-0.1.0 on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tracing-allocator-0.1.0 on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tracing-allocator-0.1.0
[INFO] finished frobbing tracing-allocator-0.1.0
[INFO] frobbed toml for tracing-allocator-0.1.0 written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/tracing-allocator/0.1.0/Cargo.toml
[INFO] started frobbing tracing-allocator-0.1.0
[INFO] finished frobbing tracing-allocator-0.1.0
[INFO] frobbed toml for tracing-allocator-0.1.0 written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/tracing-allocator/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tracing-allocator-0.1.0 against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-3/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/tracing-allocator/0.1.0:/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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0e5fb38cb97bd7832924b8aab3eb7635bdb68d08a6421c5ff26e7beb3ff3f5d1
[INFO] running `"docker" "start" "-a" "0e5fb38cb97bd7832924b8aab3eb7635bdb68d08a6421c5ff26e7beb3ff3f5d1"`
[INFO] [stderr]     Checking tracing-allocator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::heap`
[INFO] [stderr]   --> src/lib.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::heap::{Alloc, System, Layout, AllocErr};
[INFO] [stderr]    |          ^^^^ could not find `heap` in `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::heap`
[INFO] [stderr]   --> src/lib.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::heap::{Alloc, System, Layout, AllocErr};
[INFO] [stderr]    |          ^^^^ could not find `heap` in `std`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:11:37
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT, Ordering};
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:15:37
[INFO] [stderr]    |
[INFO] [stderr] 15 | static TRACE_ACTIVATE: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicBool::new(false)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lib.rs:60:30
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let mut buf: [u8; 100] = mem::uninitialized();
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `tracing-allocator`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:11:37
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT, Ordering};
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:15:37
[INFO] [stderr]    |
[INFO] [stderr] 15 | static TRACE_ACTIVATE: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicBool::new(false)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lib.rs:60:30
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let mut buf: [u8; 100] = mem::uninitialized();
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `tracing-allocator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "0e5fb38cb97bd7832924b8aab3eb7635bdb68d08a6421c5ff26e7beb3ff3f5d1"`
[INFO] running `"docker" "rm" "-f" "0e5fb38cb97bd7832924b8aab3eb7635bdb68d08a6421c5ff26e7beb3ff3f5d1"`
[INFO] [stdout] 0e5fb38cb97bd7832924b8aab3eb7635bdb68d08a6421c5ff26e7beb3ff3f5d1