[INFO] fetching crate mcs 0.1.1... [INFO] checking mcs-0.1.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] extracting crate mcs 0.1.1 into /workspace/builds/worker-103/source [INFO] validating manifest of crates.io crate mcs 0.1.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mcs 0.1.1 [INFO] finished tweaking crates.io crate mcs 0.1.1 [INFO] tweaked toml for crates.io crate mcs 0.1.1 written to /workspace/builds/worker-103/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ace37ee692bac65d1558f61b98474295aba3add155b0be83e41ee54a44a1cd49 [INFO] running `Command { std: "docker" "start" "-a" "ace37ee692bac65d1558f61b98474295aba3add155b0be83e41ee54a44a1cd49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ace37ee692bac65d1558f61b98474295aba3add155b0be83e41ee54a44a1cd49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ace37ee692bac65d1558f61b98474295aba3add155b0be83e41ee54a44a1cd49", kill_on_drop: false }` [INFO] [stdout] ace37ee692bac65d1558f61b98474295aba3add155b0be83e41ee54a44a1cd49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a4126b0c0736d3f9fa638416a42d0405d3380a3a0b9f906680dfd2c09e40f22 [INFO] running `Command { std: "docker" "start" "-a" "5a4126b0c0736d3f9fa638416a42d0405d3380a3a0b9f906680dfd2c09e40f22", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking mcs v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported [INFO] [stdout] --> src/pause.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | unsafe { asm!("pause" :::: "volatile"); } [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace with: `llvm_asm!` [INFO] [stdout] | [INFO] [stdout] = note: consider migrating to the new asm! syntax specified in RFC 2873 [INFO] [stdout] = note: alternatively, switch to llvm_asm! to keep your code working as it is [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported [INFO] [stdout] --> src/pause.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | unsafe { asm!("pause" :::: "volatile"); } [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace with: `llvm_asm!` [INFO] [stdout] | [INFO] [stdout] = note: consider migrating to the new asm! syntax specified in RFC 2873 [INFO] [stdout] = note: alternatively, switch to llvm_asm! to keep your code working as it is [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/mutex.rs:294:10 [INFO] [stdout] | [INFO] [stdout] 294 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mutex.rs:134:23 [INFO] [stdout] | [INFO] [stdout] 134 | if self.queue.compare_and_swap(ptr::null_mut(), slot, Ordering::AcqRel).is_null() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `lazy_static::lazy::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/mutex.rs:281:9 [INFO] [stdout] | [INFO] [stdout] 281 | / lazy_static! { [INFO] [stdout] 282 | | static ref LOCK: Mutex = Mutex::new(0); [INFO] [stdout] 283 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mcs` due to 3 previous errors; 1 warning emitted [INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mutex.rs:134:23 [INFO] [stdout] | [INFO] [stdout] 134 | if self.queue.compare_and_swap(ptr::null_mut(), slot, Ordering::AcqRel).is_null() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5a4126b0c0736d3f9fa638416a42d0405d3380a3a0b9f906680dfd2c09e40f22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a4126b0c0736d3f9fa638416a42d0405d3380a3a0b9f906680dfd2c09e40f22", kill_on_drop: false }` [INFO] [stdout] 5a4126b0c0736d3f9fa638416a42d0405d3380a3a0b9f906680dfd2c09e40f22