[INFO] fetching crate simple-soft-float 0.1.0... [INFO] checking simple-soft-float-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate simple-soft-float 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate simple-soft-float 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 simple-soft-float 0.1.0 [INFO] finished tweaking crates.io crate simple-soft-float 0.1.0 [INFO] tweaked toml for crates.io crate simple-soft-float 0.1.0 written to /workspace/builds/worker-5-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 51 packages to latest compatible versions [INFO] [stderr] Adding algebraics v0.1.2 (available: v0.3.0) [INFO] [stderr] Adding autocfg v0.1.8 (available: v1.3.0) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding cloudabi v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding ctor v0.1.26 (available: v0.2.8) [INFO] [stderr] Adding indoc v0.3.6 (available: v2.0.5) [INFO] [stderr] Adding indoc-impl v0.3.6 (available: v0.3.7) [INFO] [stderr] Adding inventory v0.1.11 (available: v0.3.15) [INFO] [stderr] Adding num-bigint v0.2.6 (available: v0.4.6) [INFO] [stderr] Adding num-rational v0.2.4 (available: v0.4.2) [INFO] [stderr] Adding paste v0.1.18 (available: v1.0.15) [INFO] [stderr] Adding pyo3 v0.8.5 (available: v0.22.3) [INFO] [stderr] Adding pyo3-derive-backend v0.8.5 (available: v0.12.5) [INFO] [stderr] Adding pyo3cls v0.8.5 (available: v0.12.5) [INFO] [stderr] Adding rand v0.5.6 (available: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rand_pcg v0.1.2 (available: v0.3.1) [INFO] [stderr] Adding spin v0.5.2 (available: v0.9.8) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [INFO] [stderr] Adding unindent v0.1.11 (available: v0.2.3) [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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7820410dbf888232fa78ebc4a6b4a4986b3eb0173d576fddbae6549009617a71 [INFO] running `Command { std: "docker" "start" "-a" "7820410dbf888232fa78ebc4a6b4a4986b3eb0173d576fddbae6549009617a71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7820410dbf888232fa78ebc4a6b4a4986b3eb0173d576fddbae6549009617a71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7820410dbf888232fa78ebc4a6b4a4986b3eb0173d576fddbae6549009617a71", kill_on_drop: false }` [INFO] [stdout] 7820410dbf888232fa78ebc4a6b4a4986b3eb0173d576fddbae6549009617a71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 610331a8f85bc05afdfaea5fc2ab176136881759c7028f3f01d2458786b6987d [INFO] running `Command { std: "docker" "start" "-a" "610331a8f85bc05afdfaea5fc2ab176136881759c7028f3f01d2458786b6987d", kill_on_drop: false }` [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking algebraics v0.1.2 [INFO] [stderr] Checking simple-soft-float v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:4562:9 [INFO] [stdout] | [INFO] [stdout] 4562 | #[doc = $x] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 4563 | extern {} [INFO] [stdout] | --------- rustdoc does not generate documentation for extern blocks [INFO] [stdout] ... [INFO] [stdout] 4567 | doctest!(include_str!("../README.md")); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = note: this warning originates in the macro `doctest` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:1465:41 [INFO] [stdout] | [INFO] [stdout] 1465 | if width > 128 && width.is_multiple_of(&32) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `is_multiple_of(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(unsigned_is_multiple_of)]` to the crate attributes to enable `bitflags::core::num::::is_multiple_of` [INFO] [stdout] | [INFO] [stdout] 10 + #![feature(unsigned_is_multiple_of)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:4562:9 [INFO] [stdout] | [INFO] [stdout] 4562 | #[doc = $x] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 4563 | extern {} [INFO] [stdout] | --------- rustdoc does not generate documentation for extern blocks [INFO] [stdout] ... [INFO] [stdout] 4567 | doctest!(include_str!("../README.md")); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = note: this warning originates in the macro `doctest` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:1465:41 [INFO] [stdout] | [INFO] [stdout] 1465 | if width > 128 && width.is_multiple_of(&32) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `is_multiple_of(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(unsigned_is_multiple_of)]` to the crate attributes to enable `bitflags::core::num::::is_multiple_of` [INFO] [stdout] | [INFO] [stdout] 10 + #![feature(unsigned_is_multiple_of)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.59s [INFO] running `Command { std: "docker" "inspect" "610331a8f85bc05afdfaea5fc2ab176136881759c7028f3f01d2458786b6987d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "610331a8f85bc05afdfaea5fc2ab176136881759c7028f3f01d2458786b6987d", kill_on_drop: false }` [INFO] [stdout] 610331a8f85bc05afdfaea5fc2ab176136881759c7028f3f01d2458786b6987d