[INFO] fetching crate refuse 0.0.6...
[INFO] checking refuse-0.0.6 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate refuse 0.0.6 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate refuse 0.0.6 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate refuse 0.0.6
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate refuse 0.0.6
[INFO] tweaked toml for crates.io crate refuse 0.0.6 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate refuse 0.0.6 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bb865b2713d137defe17a0f0bdb2c1045d20b8ec2a95695f69daa180deae6f4
[INFO] running `Command { std: "docker" "start" "-a" "3bb865b2713d137defe17a0f0bdb2c1045d20b8ec2a95695f69daa180deae6f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bb865b2713d137defe17a0f0bdb2c1045d20b8ec2a95695f69daa180deae6f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb865b2713d137defe17a0f0bdb2c1045d20b8ec2a95695f69daa180deae6f4", kill_on_drop: false }`
[INFO] [stdout] 3bb865b2713d137defe17a0f0bdb2c1045d20b8ec2a95695f69daa180deae6f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8201a0914fa5c88aa338125064089cdb41fc33cb386b64839f2628fe0aa48626
[INFO] running `Command { std: "docker" "start" "-a" "8201a0914fa5c88aa338125064089cdb41fc33cb386b64839f2628fe0aa48626", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling collection_literals v1.0.1
[INFO] [stderr]    Compiling interpolator v0.5.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking kempt v0.2.4
[INFO] [stderr]     Checking intentional v0.1.1
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]    Compiling proc-macro-utils v0.8.0
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]    Compiling manyhow-macros v0.10.4
[INFO] [stderr]    Compiling manyhow-macros v0.11.3
[INFO] [stderr]    Compiling manyhow v0.10.4
[INFO] [stderr]    Compiling manyhow v0.11.3
[INFO] [stderr]    Compiling derive-where v1.2.7
[INFO] [stderr]    Compiling quote-use-macros v0.8.3
[INFO] [stderr]    Compiling quote-use v0.8.3
[INFO] [stderr]    Compiling attribute-derive-macro v0.9.2
[INFO] [stderr]    Compiling attribute-derive v0.9.2
[INFO] [stderr]    Compiling refuse-macros v0.0.6
[INFO] [stderr]     Checking refuse v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]   --> tests/root-clone.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / use refuse::{CollectionGuard, Root};
[INFO] [stdout] 2  | |
[INFO] [stdout] 3  | | #[test]
[INFO] [stdout] 4  | | fn clone() {
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     assert_eq!(reference.load(&guard), None);
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W missing-docs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]   --> tests/ref.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / use refuse::{CollectionGuard, Ref};
[INFO] [stdout] 2  | |
[INFO] [stdout] 3  | | #[test]
[INFO] [stdout] 4  | | fn lifecycle() {
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     assert_eq!(collected.load(&guard), None);
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W missing-docs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]   --> tests/root.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / use refuse::{CollectionGuard, Root};
[INFO] [stdout] 2  | |
[INFO] [stdout] 3  | | #[test]
[INFO] [stdout] 4  | | fn lifecycle() {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     assert_eq!(reference.load(&guard), None);
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W missing-docs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]    --> tests/multithreaded.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / use std::num::NonZeroUsize;
[INFO] [stdout] 2   | | use std::sync::atomic::{AtomicUsize, Ordering};
[INFO] [stdout] 3   | | use std::sync::Arc;
[INFO] [stdout] 4   | | use std::thread;
[INFO] [stdout] ...   |
[INFO] [stdout] 167 | |     items: Vec<Ref<WorkUnit>>,
[INFO] [stdout] 168 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W missing-docs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.65s
[INFO] running `Command { std: "docker" "inspect" "8201a0914fa5c88aa338125064089cdb41fc33cb386b64839f2628fe0aa48626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8201a0914fa5c88aa338125064089cdb41fc33cb386b64839f2628fe0aa48626", kill_on_drop: false }`
[INFO] [stdout] 8201a0914fa5c88aa338125064089cdb41fc33cb386b64839f2628fe0aa48626