[INFO] fetching crate env_logger_successor 0.9.1... [INFO] checking env_logger_successor-0.9.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate env_logger_successor 0.9.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate env_logger_successor 0.9.1 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 env_logger_successor 0.9.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate env_logger_successor 0.9.1 [INFO] tweaked toml for crates.io crate env_logger_successor 0.9.1 written to /workspace/builds/worker-7-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 49 packages to latest compatible versions [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding windows-core v0.52.0 (available: v0.58.0) [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-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] 2cb9931e8ae5f43de9868075fb9713f61983c50121e21fa02f85554433151acd [INFO] running `Command { std: "docker" "start" "-a" "2cb9931e8ae5f43de9868075fb9713f61983c50121e21fa02f85554433151acd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2cb9931e8ae5f43de9868075fb9713f61983c50121e21fa02f85554433151acd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cb9931e8ae5f43de9868075fb9713f61983c50121e21fa02f85554433151acd", kill_on_drop: false }` [INFO] [stdout] 2cb9931e8ae5f43de9868075fb9713f61983c50121e21fa02f85554433151acd [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] 5c05e2b3b521dd2f4d3e3a4b2bfffccfadcb2a2b389fd7967209dce025456703 [INFO] running `Command { std: "docker" "start" "-a" "5c05e2b3b521dd2f4d3e3a4b2bfffccfadcb2a2b389fd7967209dce025456703", kill_on_drop: false }` [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking env_logger_successor v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild` [INFO] [stdout] --> src/lib.rs:287:13 [INFO] [stdout] | [INFO] [stdout] 287 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [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(rustbuild)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs` [INFO] [stdout] = note: see 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: `rustbuild` [INFO] [stdout] --> src/lib.rs:288:13 [INFO] [stdout] | [INFO] [stdout] 288 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))] [INFO] [stdout] | ^^^^^^^^^ [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(rustbuild)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild` [INFO] [stdout] --> src/lib.rs:287:13 [INFO] [stdout] | [INFO] [stdout] 287 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [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(rustbuild)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs` [INFO] [stdout] = note: see 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: `rustbuild` [INFO] [stdout] --> src/lib.rs:288:13 [INFO] [stdout] | [INFO] [stdout] 288 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))] [INFO] [stdout] | ^^^^^^^^^ [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(rustbuild)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [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 3.10s [INFO] running `Command { std: "docker" "inspect" "5c05e2b3b521dd2f4d3e3a4b2bfffccfadcb2a2b389fd7967209dce025456703", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c05e2b3b521dd2f4d3e3a4b2bfffccfadcb2a2b389fd7967209dce025456703", kill_on_drop: false }` [INFO] [stdout] 5c05e2b3b521dd2f4d3e3a4b2bfffccfadcb2a2b389fd7967209dce025456703