[INFO] fetching crate fastudp 0.1.6... [INFO] testing fastudp-0.1.6 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate fastudp 0.1.6 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate fastudp 0.1.6 [INFO] finished tweaking crates.io crate fastudp 0.1.6 [INFO] tweaked toml for crates.io crate fastudp 0.1.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate fastudp 0.1.6 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate fastudp 0.1.6 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cache-padded v1.2.0 [INFO] [stderr] Downloaded tabwriter v1.2.1 [INFO] [stderr] Downloaded futures-micro v0.3.1 [INFO] [stderr] Downloaded async-task v4.3.0 [INFO] [stderr] Downloaded async-oneshot v0.4.2 [INFO] [stderr] Downloaded futures-lite v1.12.0 [INFO] [stderr] Downloaded concurrent-queue v1.2.4 [INFO] [stderr] Downloaded async-channel v1.7.1 [INFO] [stderr] Downloaded async-lock v2.5.0 [INFO] [stderr] Downloaded async-global-executor v2.3.0 [INFO] [stderr] Downloaded async-executor v1.4.1 [INFO] [stderr] Downloaded argh_shared v0.1.9 [INFO] [stderr] Downloaded smolscale v0.3.42 [INFO] [stderr] Downloaded argh_derive v0.1.9 [INFO] [stderr] Downloaded async-process v1.5.0 [INFO] [stderr] Downloaded argh v0.1.9 [INFO] [stderr] Downloaded async-net v1.7.0 [INFO] [stderr] Downloaded smol v1.2.5 [INFO] [stderr] Downloaded async-io v1.9.0 [INFO] [stderr] Downloaded futures-intrusive v0.4.0 [INFO] [stderr] Downloaded blocking v1.2.0 [INFO] [stderr] Downloaded polling v2.3.0 [INFO] [stderr] Downloaded nix v0.25.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee1c509e03faf6c24ad0b9a51b02347dbb44b794896303aa658af2f43995b10d [INFO] running `Command { std: "docker" "start" "-a" "ee1c509e03faf6c24ad0b9a51b02347dbb44b794896303aa658af2f43995b10d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee1c509e03faf6c24ad0b9a51b02347dbb44b794896303aa658af2f43995b10d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee1c509e03faf6c24ad0b9a51b02347dbb44b794896303aa658af2f43995b10d", kill_on_drop: false }` [INFO] [stdout] ee1c509e03faf6c24ad0b9a51b02347dbb44b794896303aa658af2f43995b10d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e97b78c2faed4d74d286579c31ec63fa82429c5c12fe3649a4ea81fb426eb20 [INFO] running `Command { std: "docker" "start" "-a" "9e97b78c2faed4d74d286579c31ec63fa82429c5c12fe3649a4ea81fb426eb20", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.135 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling cache-padded v1.2.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling aho-corasick v0.7.19 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling concurrent-queue v1.2.4 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling async-channel v1.7.1 [INFO] [stderr] Compiling regex v1.6.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling nix v0.25.0 [INFO] [stderr] Compiling env_logger v0.9.1 [INFO] [stderr] Compiling fastudp v0.1.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.17s [INFO] running `Command { std: "docker" "inspect" "9e97b78c2faed4d74d286579c31ec63fa82429c5c12fe3649a4ea81fb426eb20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e97b78c2faed4d74d286579c31ec63fa82429c5c12fe3649a4ea81fb426eb20", kill_on_drop: false }` [INFO] [stdout] 9e97b78c2faed4d74d286579c31ec63fa82429c5c12fe3649a4ea81fb426eb20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fee206a4e09c8f3bd17abc87d653745debe1aec3548059904e56bf745a7eb52e [INFO] running `Command { std: "docker" "start" "-a" "fee206a4e09c8f3bd17abc87d653745debe1aec3548059904e56bf745a7eb52e", kill_on_drop: false }` [INFO] [stderr] Compiling once_cell v1.15.0 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling futures-io v0.3.25 [INFO] [stderr] Compiling fastrand v1.8.0 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling polling v2.3.0 [INFO] [stderr] Compiling syn v1.0.103 [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling async-io v1.9.0 [INFO] [stderr] Compiling async-task v4.3.0 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file` [INFO] [stdout] | [INFO] [stdout] 92 - feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] 92 + feature(proc_macro_span, proc_macro_span_file) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling socket2 v0.4.7 [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" "fee206a4e09c8f3bd17abc87d653745debe1aec3548059904e56bf745a7eb52e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fee206a4e09c8f3bd17abc87d653745debe1aec3548059904e56bf745a7eb52e", kill_on_drop: false }` [INFO] [stdout] fee206a4e09c8f3bd17abc87d653745debe1aec3548059904e56bf745a7eb52e