[INFO] fetching crate mwapi 0.7.0-rc.1...
[INFO] checking mwapi-0.7.0-rc.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate mwapi 0.7.0-rc.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate mwapi 0.7.0-rc.1 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 mwapi 0.7.0-rc.1
[INFO] finished tweaking crates.io crate mwapi 0.7.0-rc.1
[INFO] tweaked toml for crates.io crate mwapi 0.7.0-rc.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 162 packages to latest compatible versions
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding idna v0.3.0 (available: v1.0.2)
[INFO] [stderr]       Adding idna v0.5.0 (available: v1.0.2)
[INFO] [stderr]       Adding matchers v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (available: v0.50.1)
[INFO] [stderr]       Adding regex-automata v0.1.10 (available: v0.4.7)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (available: v0.8.4)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-registry v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding windows-strings v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9a4d4981a812215f1c066f6e0871d4951cf2a5af539b80c21a49404120ac12cb
[INFO] running `Command { std: "docker" "start" "-a" "9a4d4981a812215f1c066f6e0871d4951cf2a5af539b80c21a49404120ac12cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a4d4981a812215f1c066f6e0871d4951cf2a5af539b80c21a49404120ac12cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a4d4981a812215f1c066f6e0871d4951cf2a5af539b80c21a49404120ac12cb", kill_on_drop: false }`
[INFO] [stdout] 9a4d4981a812215f1c066f6e0871d4951cf2a5af539b80c21a49404120ac12cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 782ee4e1a440011373b9b6eff526b9a93a7bb6ff58b24b9206c175fdcd30fadc
[INFO] running `Command { std: "docker" "start" "-a" "782ee4e1a440011373b9b6eff526b9a93a7bb6ff58b24b9206c175fdcd30fadc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking rustls-pki-types v1.8.0
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling rustls v0.23.13
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking psl-types v2.0.11
[INFO] [stderr]     Checking webpki-roots v0.26.6
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking flate2 v1.0.33
[INFO] [stderr]     Checking publicsuffix v2.2.3
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking rustls-pemfile v2.1.3
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking sync_wrapper v1.0.1
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking ipnet v2.10.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking hyper v1.4.1
[INFO] [stderr]     Checking async-compression v0.4.12
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking hyper-util v0.1.9
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking tokio-rustls v0.26.0
[INFO] [stderr]     Checking hyper-rustls v0.27.3
[INFO] [stderr]     Checking cookie_store v0.21.0
[INFO] [stderr]     Checking reqwest v0.12.7
[INFO] [stderr]     Checking mwapi v0.7.0-rc.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `docs`
[INFO] [stdout]   --> src/lib.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 | #![cfg_attr(docs, feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^ help: there is a config with a similar name: `doc`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(docs)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `docs`
[INFO] [stdout]   --> src/lib.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 | #![cfg_attr(docs, feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^ help: there is a config with a similar name: `doc`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(docs)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.25s
[INFO] running `Command { std: "docker" "inspect" "782ee4e1a440011373b9b6eff526b9a93a7bb6ff58b24b9206c175fdcd30fadc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "782ee4e1a440011373b9b6eff526b9a93a7bb6ff58b24b9206c175fdcd30fadc", kill_on_drop: false }`
[INFO] [stdout] 782ee4e1a440011373b9b6eff526b9a93a7bb6ff58b24b9206c175fdcd30fadc