[INFO] fetching crate fxg 0.1.0... [INFO] checking fxg-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate fxg 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate fxg 0.1.0 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 fxg 0.1.0 [INFO] finished tweaking crates.io crate fxg 0.1.0 [INFO] tweaked toml for crates.io crate fxg 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate fxg 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f4bc433262cc2ab544b19f74c4d268352a1b3433836855ac734e64a702d05514 [INFO] running `Command { std: "docker" "start" "-a" "f4bc433262cc2ab544b19f74c4d268352a1b3433836855ac734e64a702d05514", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f4bc433262cc2ab544b19f74c4d268352a1b3433836855ac734e64a702d05514", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4bc433262cc2ab544b19f74c4d268352a1b3433836855ac734e64a702d05514", kill_on_drop: false }` [INFO] [stdout] f4bc433262cc2ab544b19f74c4d268352a1b3433836855ac734e64a702d05514 [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73d77e283a0aeeeb0f2503f0cd130fd712bc57cd4dfbb3f2e9d491053d64f696 [INFO] running `Command { std: "docker" "start" "-a" "73d77e283a0aeeeb0f2503f0cd130fd712bc57cd4dfbb3f2e9d491053d64f696", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Compiling futures-task v0.3.29 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling futures-util v0.3.29 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling openssl v0.10.59 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Compiling serde v1.0.189 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Checking futures-sink v0.3.29 [INFO] [stderr] Compiling futures-channel v0.3.29 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Compiling beef v0.5.2 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking try-lock v0.2.4 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Checking http v0.2.9 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking konst_macro_rules v0.2.19 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Checking anstream v0.6.4 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Checking hashbrown v0.14.2 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Checking konst v0.2.19 [INFO] [stderr] Compiling const_format_proc_macros v0.2.32 [INFO] [stderr] Checking clap_builder v4.4.6 [INFO] [stderr] Checking unsafe-libyaml v0.2.9 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.9 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking indexmap v2.0.2 [INFO] [stderr] Checking const_format v0.2.32 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking colored v2.0.4 [INFO] [stderr] Compiling openssl-sys v0.9.95 [INFO] [stderr] Compiling logos-codegen v0.13.0 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.189 [INFO] [stderr] Compiling clap_derive v4.4.2 [INFO] [stderr] Checking tokio v1.33.0 [INFO] [stderr] Compiling logos-derive v0.13.0 [INFO] [stderr] Checking logos v0.13.0 [INFO] [stderr] Checking clap v4.4.6 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking h2 v0.3.21 [INFO] [stderr] Checking serde_yaml v0.9.25 [INFO] [stderr] Checking hyper v0.14.27 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking fxg v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0-nightly and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(const_mut_refs)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0-nightly and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(const_mut_refs)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | Io(io::Error), [INFO] [stdout] | -- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 37 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | Yaml(serde_yaml::Error), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | Yaml(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | Json(serde_json::Error), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 39 | Json(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:51:11 [INFO] [stdout] | [INFO] [stdout] 51 | Regex(regex::Error), [INFO] [stdout] | ----- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 51 | Regex(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:53:15 [INFO] [stdout] | [INFO] [stdout] 53 | AddrParse(std::net::AddrParseError), [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 53 | AddrParse(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:55:14 [INFO] [stdout] | [INFO] [stdout] 55 | UriParse(hyper::http::uri::InvalidUri), [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 55 | UriParse(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:57:11 [INFO] [stdout] | [INFO] [stdout] 57 | Hyper(hyper::Error), [INFO] [stdout] | ----- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 57 | Hyper(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | Io(io::Error), [INFO] [stdout] | -- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 37 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | Yaml(serde_yaml::Error), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | Yaml(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | Json(serde_json::Error), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 39 | Json(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:51:11 [INFO] [stdout] | [INFO] [stdout] 51 | Regex(regex::Error), [INFO] [stdout] | ----- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 51 | Regex(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:53:15 [INFO] [stdout] | [INFO] [stdout] 53 | AddrParse(std::net::AddrParseError), [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 53 | AddrParse(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:55:14 [INFO] [stdout] | [INFO] [stdout] 55 | UriParse(hyper::http::uri::InvalidUri), [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 55 | UriParse(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:57:11 [INFO] [stdout] | [INFO] [stdout] 57 | Hyper(hyper::Error), [INFO] [stdout] | ----- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 57 | Hyper(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.44s [INFO] running `Command { std: "docker" "inspect" "73d77e283a0aeeeb0f2503f0cd130fd712bc57cd4dfbb3f2e9d491053d64f696", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73d77e283a0aeeeb0f2503f0cd130fd712bc57cd4dfbb3f2e9d491053d64f696", kill_on_drop: false }` [INFO] [stdout] 73d77e283a0aeeeb0f2503f0cd130fd712bc57cd4dfbb3f2e9d491053d64f696