[INFO] fetching crate high_mem_utils 0.2.7... [INFO] checking high_mem_utils-0.2.7 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate high_mem_utils 0.2.7 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate high_mem_utils 0.2.7 [INFO] finished tweaking crates.io crate high_mem_utils 0.2.7 [INFO] tweaked toml for crates.io crate high_mem_utils 0.2.7 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate high_mem_utils 0.2.7 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fixed_len_str v0.2.9 [INFO] [stderr] Downloaded syn_str v0.1.58 [INFO] [stderr] Downloaded fast_new_type v0.1.7 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c248b3923222ce811abdda49a940e3bc6cb9589c7ca56fa50c56d01fa25477ea [INFO] running `Command { std: "docker" "start" "-a" "c248b3923222ce811abdda49a940e3bc6cb9589c7ca56fa50c56d01fa25477ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c248b3923222ce811abdda49a940e3bc6cb9589c7ca56fa50c56d01fa25477ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c248b3923222ce811abdda49a940e3bc6cb9589c7ca56fa50c56d01fa25477ea", kill_on_drop: false }` [INFO] [stdout] c248b3923222ce811abdda49a940e3bc6cb9589c7ca56fa50c56d01fa25477ea [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_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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29f92e6a6671c9ee7af9f2b2db20f6c2afc112d25d8d8c64f320161848413e88 [INFO] running `Command { std: "docker" "start" "-a" "29f92e6a6671c9ee7af9f2b2db20f6c2afc112d25d8d8c64f320161848413e88", kill_on_drop: false }` [INFO] [stderr] Compiling fixed_len_str v0.2.9 [INFO] [stderr] Compiling syn_str v0.1.58 [INFO] [stderr] Compiling fast_new_type v0.1.7 [INFO] [stderr] Checking high_mem_utils v0.2.7 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:2:22 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(vec_leak, untagged_unions, const_fn, const_fn_union)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.64.0; see for more information [INFO] [stdout] = note: unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:2:39 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(vec_leak, untagged_unions, const_fn, const_fn_union)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0; see for more information [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:2:22 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(vec_leak, untagged_unions, const_fn, const_fn_union)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.64.0; see for more information [INFO] [stdout] = note: unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:2:39 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(vec_leak, untagged_unions, const_fn, const_fn_union)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0; see for more information [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_fn_union` has been stable since 1.56.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:49 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(vec_leak, untagged_unions, const_fn, const_fn_union)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_fn_union` has been stable since 1.56.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:49 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(vec_leak, untagged_unions, const_fn, const_fn_union)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `vec_leak` has been stable since 1.47.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(vec_leak, untagged_unions, const_fn, const_fn_union)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `vec_leak` has been stable since 1.47.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(vec_leak, untagged_unions, const_fn, const_fn_union)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `high_mem_utils` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `high_mem_utils` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "29f92e6a6671c9ee7af9f2b2db20f6c2afc112d25d8d8c64f320161848413e88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29f92e6a6671c9ee7af9f2b2db20f6c2afc112d25d8d8c64f320161848413e88", kill_on_drop: false }` [INFO] [stdout] 29f92e6a6671c9ee7af9f2b2db20f6c2afc112d25d8d8c64f320161848413e88