[INFO] fetching crate comet-api 0.1.0...
[INFO] checking comet-api-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate comet-api 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate comet-api 0.1.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate comet-api 0.1.0
[INFO] finished tweaking crates.io crate comet-api 0.1.0
[INFO] tweaked toml for crates.io crate comet-api 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate comet-api 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be42c3d056c0a8aacd2fcccab3a5a582aa425c7ccbfaa67220815315fb42a961
[INFO] running `Command { std: "docker" "start" "-a" "be42c3d056c0a8aacd2fcccab3a5a582aa425c7ccbfaa67220815315fb42a961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be42c3d056c0a8aacd2fcccab3a5a582aa425c7ccbfaa67220815315fb42a961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be42c3d056c0a8aacd2fcccab3a5a582aa425c7ccbfaa67220815315fb42a961", kill_on_drop: false }`
[INFO] [stdout] be42c3d056c0a8aacd2fcccab3a5a582aa425c7ccbfaa67220815315fb42a961
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f49e5c39148722ee7700e17831723a60486baab1508a6aec80a004fd237d303
[INFO] running `Command { std: "docker" "start" "-a" "4f49e5c39148722ee7700e17831723a60486baab1508a6aec80a004fd237d303", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking memmap2 v0.5.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]     Checking modular-bitfield v0.11.2
[INFO] [stderr]     Checking comet-gc v0.1.1
[INFO] [stderr]     Checking comet-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: private item shadows public glob re-export
[INFO] [stdout]    --> src/lib.rs:3:5
[INFO] [stdout]     |
[INFO] [stdout] 3   | use comet::header::HeapObjectHeader;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the name `HeapObjectHeader` in the type namespace is supposed to be publicly re-exported here
[INFO] [stdout]    --> src/lib.rs:358:17
[INFO] [stdout]     |
[INFO] [stdout] 358 | pub use comet::{header::*,*,gc_info_table::*};
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout] note: but the private item here shadows it
[INFO] [stdout]    --> src/lib.rs:3:5
[INFO] [stdout]     |
[INFO] [stdout] 3   | use comet::header::HeapObjectHeader;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(hidden_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gc_info::*`
[INFO] [stdout]    --> src/lib.rs:357:60
[INFO] [stdout]     |
[INFO] [stdout] 357 | pub use comet::internal::{trace_trait::*,finalize_trait::*,gc_info::*};
[INFO] [stdout]     |                                                            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private item shadows public glob re-export
[INFO] [stdout]    --> src/lib.rs:3:5
[INFO] [stdout]     |
[INFO] [stdout] 3   | use comet::header::HeapObjectHeader;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the name `HeapObjectHeader` in the type namespace is supposed to be publicly re-exported here
[INFO] [stdout]    --> src/lib.rs:358:17
[INFO] [stdout]     |
[INFO] [stdout] 358 | pub use comet::{header::*,*,gc_info_table::*};
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout] note: but the private item here shadows it
[INFO] [stdout]    --> src/lib.rs:3:5
[INFO] [stdout]     |
[INFO] [stdout] 3   | use comet::header::HeapObjectHeader;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(hidden_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gc_info::*`
[INFO] [stdout]    --> src/lib.rs:357:60
[INFO] [stdout]     |
[INFO] [stdout] 357 | pub use comet::internal::{trace_trait::*,finalize_trait::*,gc_info::*};
[INFO] [stdout]     |                                                            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.37s
[INFO] running `Command { std: "docker" "inspect" "4f49e5c39148722ee7700e17831723a60486baab1508a6aec80a004fd237d303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f49e5c39148722ee7700e17831723a60486baab1508a6aec80a004fd237d303", kill_on_drop: false }`
[INFO] [stdout] 4f49e5c39148722ee7700e17831723a60486baab1508a6aec80a004fd237d303