[INFO] fetching crate yarte_helpers 0.15.8... [INFO] checking yarte_helpers-0.15.8 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate yarte_helpers 0.15.8 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate yarte_helpers 0.15.8 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 yarte_helpers 0.15.8 [INFO] finished tweaking crates.io crate yarte_helpers 0.15.8 [INFO] tweaked toml for crates.io crate yarte_helpers 0.15.8 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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 prettyplease v0.1.25 (available: v0.2.22) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding toml v0.5.11 (available: v0.8.19) [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" "+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] 55bd78182fe641fe5cbfad076f53de41f53762b177a3ebd55f8ac76d7d26c18e [INFO] running `Command { std: "docker" "start" "-a" "55bd78182fe641fe5cbfad076f53de41f53762b177a3ebd55f8ac76d7d26c18e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55bd78182fe641fe5cbfad076f53de41f53762b177a3ebd55f8ac76d7d26c18e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55bd78182fe641fe5cbfad076f53de41f53762b177a3ebd55f8ac76d7d26c18e", kill_on_drop: false }` [INFO] [stdout] 55bd78182fe641fe5cbfad076f53de41f53762b177a3ebd55f8ac76d7d26c18e [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] ab4a976fa4191ae71e5a6f825e222618ee33d0f429556c0ccfbf0d45b4c3ecf5 [INFO] running `Command { std: "docker" "start" "-a" "ab4a976fa4191ae71e5a6f825e222618ee33d0f429556c0ccfbf0d45b4c3ecf5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking unicode-ident v1.0.13 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling prettyplease v0.1.25 [INFO] [stderr] Compiling v_htmlescape v0.15.8 [INFO] [stderr] Compiling random-trait v0.1.1 [INFO] [stderr] Checking dtoa v1.0.9 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking random-fast-rng v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking yarte_helpers v0.15.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `fixed` [INFO] [stdout] --> src/helpers/mod.rs:26:7 [INFO] [stdout] | [INFO] [stdout] 26 | #[cfg(feature = "fixed")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `big-num-32`, `buf-min`, `bytes-buf`, `chrono`, `config`, `default`, `display-fn`, `dtoa`, `extra-renders`, `itoa`, `json`, `logger`, `markup`, `prettyplease`, `render-uuid`, `ryu`, `ryu-ad`, `serde`, `serde_json`, `syn`, `toml`, `uuid`, `v_htmlescape`, and `v_jsonescape` [INFO] [stdout] = help: consider adding `fixed` as a feature in `Cargo.toml` [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 value: `fixed` [INFO] [stdout] --> src/helpers/mod.rs:26:7 [INFO] [stdout] | [INFO] [stdout] 26 | #[cfg(feature = "fixed")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `big-num-32`, `buf-min`, `bytes-buf`, `chrono`, `config`, `default`, `display-fn`, `dtoa`, `extra-renders`, `itoa`, `json`, `logger`, `markup`, `prettyplease`, `render-uuid`, `ryu`, `ryu-ad`, `serde`, `serde_json`, `syn`, `toml`, `uuid`, `v_htmlescape`, and `v_jsonescape` [INFO] [stdout] = help: consider adding `fixed` as a feature in `Cargo.toml` [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: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/helpers/integers/mod.rs:306:41 [INFO] [stdout] | [INFO] [stdout] 306 | let slot = unsafe { &*(&FN as *const _ as *const AtomicUsize) }; [INFO] [stdout] | ^^ shared reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 319 | detect_fn!(write_u32, u32); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `detect_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/helpers/integers/mod.rs:311:28 [INFO] [stdout] | [INFO] [stdout] 311 | let slot = &*(&FN as *const _ as *const AtomicUsize); [INFO] [stdout] | ^^ shared reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 319 | detect_fn!(write_u32, u32); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: this warning originates in the macro `detect_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/helpers/integers/mod.rs:306:41 [INFO] [stdout] | [INFO] [stdout] 306 | let slot = unsafe { &*(&FN as *const _ as *const AtomicUsize) }; [INFO] [stdout] | ^^ shared reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 321 | detect_fn!(write_u64, u64); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: this warning originates in the macro `detect_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/helpers/integers/mod.rs:311:28 [INFO] [stdout] | [INFO] [stdout] 311 | let slot = &*(&FN as *const _ as *const AtomicUsize); [INFO] [stdout] | ^^ shared reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 321 | detect_fn!(write_u64, u64); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: this warning originates in the macro `detect_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/helpers/integers/mod.rs:306:41 [INFO] [stdout] | [INFO] [stdout] 306 | let slot = unsafe { &*(&FN as *const _ as *const AtomicUsize) }; [INFO] [stdout] | ^^ shared reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 319 | detect_fn!(write_u32, u32); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `detect_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/helpers/integers/mod.rs:311:28 [INFO] [stdout] | [INFO] [stdout] 311 | let slot = &*(&FN as *const _ as *const AtomicUsize); [INFO] [stdout] | ^^ shared reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 319 | detect_fn!(write_u32, u32); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: this warning originates in the macro `detect_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/helpers/integers/mod.rs:306:41 [INFO] [stdout] | [INFO] [stdout] 306 | let slot = unsafe { &*(&FN as *const _ as *const AtomicUsize) }; [INFO] [stdout] | ^^ shared reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 321 | detect_fn!(write_u64, u64); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: this warning originates in the macro `detect_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/helpers/integers/mod.rs:311:28 [INFO] [stdout] | [INFO] [stdout] 311 | let slot = &*(&FN as *const _ as *const AtomicUsize); [INFO] [stdout] | ^^ shared reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 321 | detect_fn!(write_u64, u64); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: this warning originates in the macro `detect_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.91s [INFO] running `Command { std: "docker" "inspect" "ab4a976fa4191ae71e5a6f825e222618ee33d0f429556c0ccfbf0d45b4c3ecf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab4a976fa4191ae71e5a6f825e222618ee33d0f429556c0ccfbf0d45b4c3ecf5", kill_on_drop: false }` [INFO] [stdout] ab4a976fa4191ae71e5a6f825e222618ee33d0f429556c0ccfbf0d45b4c3ecf5