[INFO] fetching crate atomx 0.2.6... [INFO] checking atomx-0.2.6 against try#15e8bc6907ab2b3623cb52acc726f4787458df64 for pr-141352 [INFO] extracting crate atomx 0.2.6 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate atomx 0.2.6 on toolchain 15e8bc6907ab2b3623cb52acc726f4787458df64 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate atomx 0.2.6 [INFO] finished tweaking crates.io crate atomx 0.2.6 [INFO] tweaked toml for crates.io crate atomx 0.2.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate atomx 0.2.6 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" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap v4.3.1 [INFO] [stderr] Downloaded haphazard v0.1.5 [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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d1acc777d314bdb690c0f3b54d9d5ee1b137049a2fc6fe05d52940e307196fbc [INFO] running `Command { std: "docker" "start" "-a" "d1acc777d314bdb690c0f3b54d9d5ee1b137049a2fc6fe05d52940e307196fbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d1acc777d314bdb690c0f3b54d9d5ee1b137049a2fc6fe05d52940e307196fbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1acc777d314bdb690c0f3b54d9d5ee1b137049a2fc6fe05d52940e307196fbc", kill_on_drop: false }` [INFO] [stdout] d1acc777d314bdb690c0f3b54d9d5ee1b137049a2fc6fe05d52940e307196fbc [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" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 17c3a40c0512a4a3ef6d064b0dbefdef415f563304dd5ffd9b14d78395df5bd4 [INFO] running `Command { std: "docker" "start" "-a" "17c3a40c0512a4a3ef6d064b0dbefdef415f563304dd5ffd9b14d78395df5bd4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.59 [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling serde v1.0.163 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling serde_json v1.0.96 [INFO] [stderr] Compiling rustix v0.37.19 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking ciborium-io v0.2.1 [INFO] [stderr] Checking plotters-backend v0.3.4 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Checking anstyle v1.0.0 [INFO] [stderr] Checking plotters-svg v0.3.3 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking regex-syntax v0.7.2 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking haphazard v0.1.5 [INFO] [stderr] Checking once_cell v1.17.2 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking ciborium-ll v0.2.1 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking clap_builder v4.3.1 [INFO] [stderr] Checking atomx v0.2.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `loom` [INFO] [stdout] --> src/signal/loom.rs:1:7 [INFO] [stdout] | [INFO] [stdout] 1 | #[cfg(loom)] [INFO] [stdout] | ^^^^ [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(loom)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` 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: `loom` [INFO] [stdout] --> src/signal/loom.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | #[cfg(not(loom))] [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(loom)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "17c3a40c0512a4a3ef6d064b0dbefdef415f563304dd5ffd9b14d78395df5bd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17c3a40c0512a4a3ef6d064b0dbefdef415f563304dd5ffd9b14d78395df5bd4", kill_on_drop: false }` [INFO] [stdout] 17c3a40c0512a4a3ef6d064b0dbefdef415f563304dd5ffd9b14d78395df5bd4