[INFO] fetching crate may_queue 0.1.7... [INFO] checking may_queue-0.1.7 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate may_queue 0.1.7 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate may_queue 0.1.7 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate may_queue 0.1.7 [INFO] finished tweaking crates.io crate may_queue 0.1.7 [INFO] tweaked toml for crates.io crate may_queue 0.1.7 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fcf3ed027d4b426c8e759dec6ea9b25b2158df43a4c2ad9e0a9f740a1d80dd79 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fcf3ed027d4b426c8e759dec6ea9b25b2158df43a4c2ad9e0a9f740a1d80dd79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fcf3ed027d4b426c8e759dec6ea9b25b2158df43a4c2ad9e0a9f740a1d80dd79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcf3ed027d4b426c8e759dec6ea9b25b2158df43a4c2ad9e0a9f740a1d80dd79", kill_on_drop: false }` [INFO] [stdout] fcf3ed027d4b426c8e759dec6ea9b25b2158df43a4c2ad9e0a9f740a1d80dd79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f2141c609192a52de1cb9794ef01d5c9c40eb1351b1022520a8100d6b8cb783d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f2141c609192a52de1cb9794ef01d5c9c40eb1351b1022520a8100d6b8cb783d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling may_queue v0.1.7 (/opt/rustwide/workdir) [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stdout] warning: attribute should be applied to a function [INFO] [stdout] --> src/mpsc_list.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | #[cold] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 81 | / { [INFO] [stdout] 82 | | thread::yield_now(); [INFO] [stdout] 83 | | i = 0; [INFO] [stdout] 84 | | } [INFO] [stdout] | |_____________________- not a function [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function [INFO] [stdout] --> src/mpsc_list_v1.rs:74:17 [INFO] [stdout] | [INFO] [stdout] 74 | #[cold] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 75 | return None; [INFO] [stdout] | ----------- not a function [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function [INFO] [stdout] --> src/mpsc_list_v1.rs:110:21 [INFO] [stdout] | [INFO] [stdout] 110 | #[cold] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 111 | let _: Box> = Box::from_raw(node); [INFO] [stdout] | ------------------------------------------ not a function [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function [INFO] [stdout] --> src/mpsc_list_v1.rs:205:21 [INFO] [stdout] | [INFO] [stdout] 205 | #[cold] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 206 | / { [INFO] [stdout] 207 | | thread::yield_now(); [INFO] [stdout] 208 | | i = 0; [INFO] [stdout] 209 | | } [INFO] [stdout] | |_____________________- not a function [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function [INFO] [stdout] --> src/mpsc_list_v1.rs:302:21 [INFO] [stdout] | [INFO] [stdout] 302 | #[cold] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 303 | / { [INFO] [stdout] 304 | | thread::yield_now(); [INFO] [stdout] 305 | | i = 0; [INFO] [stdout] 306 | | } [INFO] [stdout] | |_____________________- not a function [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function [INFO] [stdout] --> src/mpsc_list.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | #[cold] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 81 | / { [INFO] [stdout] 82 | | thread::yield_now(); [INFO] [stdout] 83 | | i = 0; [INFO] [stdout] 84 | | } [INFO] [stdout] | |_____________________- not a function [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function [INFO] [stdout] --> src/mpsc_list_v1.rs:74:17 [INFO] [stdout] | [INFO] [stdout] 74 | #[cold] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 75 | return None; [INFO] [stdout] | ----------- not a function [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function [INFO] [stdout] --> src/mpsc_list_v1.rs:110:21 [INFO] [stdout] | [INFO] [stdout] 110 | #[cold] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 111 | let _: Box> = Box::from_raw(node); [INFO] [stdout] | ------------------------------------------ not a function [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function [INFO] [stdout] --> src/mpsc_list_v1.rs:205:21 [INFO] [stdout] | [INFO] [stdout] 205 | #[cold] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 206 | / { [INFO] [stdout] 207 | | thread::yield_now(); [INFO] [stdout] 208 | | i = 0; [INFO] [stdout] 209 | | } [INFO] [stdout] | |_____________________- not a function [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function [INFO] [stdout] --> src/mpsc_list_v1.rs:302:21 [INFO] [stdout] | [INFO] [stdout] 302 | #[cold] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 303 | / { [INFO] [stdout] 304 | | thread::yield_now(); [INFO] [stdout] 305 | | i = 0; [INFO] [stdout] 306 | | } [INFO] [stdout] | |_____________________- not a function [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.83s [INFO] running `Command { std: "docker" "inspect" "f2141c609192a52de1cb9794ef01d5c9c40eb1351b1022520a8100d6b8cb783d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2141c609192a52de1cb9794ef01d5c9c40eb1351b1022520a8100d6b8cb783d", kill_on_drop: false }` [INFO] [stdout] f2141c609192a52de1cb9794ef01d5c9c40eb1351b1022520a8100d6b8cb783d