[INFO] fetching crate rcu-clean 0.1.8... [INFO] checking rcu-clean-0.1.8 against master#035b01b794602d5861daa43ac792f372f8981ed7 for 152214-denied-retry-0 [INFO] extracting crate rcu-clean 0.1.8 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate rcu-clean 0.1.8 [INFO] finished tweaking crates.io crate rcu-clean 0.1.8 [INFO] tweaked toml for crates.io crate rcu-clean 0.1.8 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rcu-clean 0.1.8 on toolchain 035b01b794602d5861daa43ac792f372f8981ed7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 54 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.2.11 (available: v0.8.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded criterion-plot v0.3.1 [INFO] [stderr] Downloaded criterion v0.2.11 [INFO] [stderr] Downloaded cast v0.2.7 [INFO] [stderr] Downloaded rand_xoshiro v0.1.0 [INFO] [stderr] Downloaded itertools v0.8.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c42c464c9b7c74f0ffcce846f968f06fa2f1d7a335f6cd5fcf292ea471c6b074 [INFO] running `Command { std: "docker" "start" "-a" "c42c464c9b7c74f0ffcce846f968f06fa2f1d7a335f6cd5fcf292ea471c6b074", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c42c464c9b7c74f0ffcce846f968f06fa2f1d7a335f6cd5fcf292ea471c6b074", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c42c464c9b7c74f0ffcce846f968f06fa2f1d7a335f6cd5fcf292ea471c6b074", kill_on_drop: false }` [INFO] [stdout] c42c464c9b7c74f0ffcce846f968f06fa2f1d7a335f6cd5fcf292ea471c6b074 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13152948d39307d89aff809a3afc636005e8e96b7e928be8f4aaa2a4ca9b12f3 [INFO] running `Command { std: "docker" "start" "-a" "13152948d39307d89aff809a3afc636005e8e96b7e928be8f4aaa2a4ca9b12f3", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.27 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rcu-clean v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:99:15 [INFO] [stdout] | [INFO] [stdout] 99 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 114 | impl_stuff!(BoxRcu); [INFO] [stdout] | ------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` 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] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:105:15 [INFO] [stdout] | [INFO] [stdout] 105 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 114 | impl_stuff!(BoxRcu); [INFO] [stdout] | ------------------- in this macro invocation [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:99:15 [INFO] [stdout] | [INFO] [stdout] 99 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 115 | impl_stuff!(RcRcu); [INFO] [stdout] | ------------------ in this macro invocation [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:105:15 [INFO] [stdout] | [INFO] [stdout] 105 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 115 | impl_stuff!(RcRcu); [INFO] [stdout] | ------------------ in this macro invocation [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:99:15 [INFO] [stdout] | [INFO] [stdout] 99 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 116 | impl_stuff!(ArcRcu); [INFO] [stdout] | ------------------- in this macro invocation [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:105:15 [INFO] [stdout] | [INFO] [stdout] 105 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 116 | impl_stuff!(ArcRcu); [INFO] [stdout] | ------------------- in this macro invocation [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rayon v1.11.0 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:99:15 [INFO] [stdout] | [INFO] [stdout] 99 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 114 | impl_stuff!(BoxRcu); [INFO] [stdout] | ------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` 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] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:105:15 [INFO] [stdout] | [INFO] [stdout] 105 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 114 | impl_stuff!(BoxRcu); [INFO] [stdout] | ------------------- in this macro invocation [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:99:15 [INFO] [stdout] | [INFO] [stdout] 99 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 115 | impl_stuff!(RcRcu); [INFO] [stdout] | ------------------ in this macro invocation [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:105:15 [INFO] [stdout] | [INFO] [stdout] 105 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 115 | impl_stuff!(RcRcu); [INFO] [stdout] | ------------------ in this macro invocation [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:99:15 [INFO] [stdout] | [INFO] [stdout] 99 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 116 | impl_stuff!(ArcRcu); [INFO] [stdout] | ------------------- in this macro invocation [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `serde` [INFO] [stdout] --> src/lib.rs:105:15 [INFO] [stdout] | [INFO] [stdout] 105 | #[cfg(serde)] [INFO] [stdout] | ^^^^^ help: found config with similar value: `feature = "serde"` [INFO] [stdout] ... [INFO] [stdout] 116 | impl_stuff!(ArcRcu); [INFO] [stdout] | ------------------- in this macro invocation [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(serde)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serde)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_stuff` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/rcrcu.rs:158:16 [INFO] [stdout] | [INFO] [stdout] 158 | struct Foo(usize); [INFO] [stdout] | --- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Foo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.46s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "13152948d39307d89aff809a3afc636005e8e96b7e928be8f4aaa2a4ca9b12f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13152948d39307d89aff809a3afc636005e8e96b7e928be8f4aaa2a4ca9b12f3", kill_on_drop: false }` [INFO] [stdout] 13152948d39307d89aff809a3afc636005e8e96b7e928be8f4aaa2a4ca9b12f3