[INFO] fetching crate fastudp 0.1.6... [INFO] testing fastudp-0.1.6 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate fastudp 0.1.6 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate fastudp 0.1.6 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded smolscale v0.3.42 [INFO] [stderr] Downloaded polling v2.3.0 [INFO] [stderr] Downloaded async-oneshot v0.4.2 [INFO] [stderr] Downloaded async-global-executor v2.3.0 [INFO] [stderr] Downloaded argh_shared v0.1.9 [INFO] [stderr] Downloaded argh_derive v0.1.9 [INFO] [stderr] Downloaded argh v0.1.9 [INFO] [stderr] Downloaded smol v1.2.5 [INFO] [stderr] Downloaded async-io v1.9.0 [INFO] [stderr] Downloaded async-net v1.7.0 [INFO] [stderr] Downloaded futures-micro v0.3.1 [INFO] [stderr] Downloaded tabwriter v1.2.1 [INFO] [stderr] Downloaded async-process v1.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa96fd595402eeb2ca352ec58893a059932db24c88917143e52ca6354ac4112b [INFO] running `Command { std: "docker" "start" "-a" "aa96fd595402eeb2ca352ec58893a059932db24c88917143e52ca6354ac4112b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa96fd595402eeb2ca352ec58893a059932db24c88917143e52ca6354ac4112b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa96fd595402eeb2ca352ec58893a059932db24c88917143e52ca6354ac4112b", kill_on_drop: false }` [INFO] [stdout] aa96fd595402eeb2ca352ec58893a059932db24c88917143e52ca6354ac4112b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 3a714533c9369dfd47e076ae96426b2e2adc080bc4d40cb3c79d6bafef985947 [INFO] running `Command { std: "docker" "start" "-a" "3a714533c9369dfd47e076ae96426b2e2adc080bc4d40cb3c79d6bafef985947", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling libc v0.2.135 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling cache-padded v1.2.0 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling concurrent-queue v1.2.4 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling event-listener v2.5.3 [INFO] [stderr] Compiling async-channel v1.7.1 [INFO] [stderr] Compiling aho-corasick v0.7.19 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling nix v0.25.0 [INFO] [stderr] Compiling regex v1.6.0 [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 15.44s [INFO] running `Command { std: "docker" "inspect" "3a714533c9369dfd47e076ae96426b2e2adc080bc4d40cb3c79d6bafef985947", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a714533c9369dfd47e076ae96426b2e2adc080bc4d40cb3c79d6bafef985947", kill_on_drop: false }` [INFO] [stdout] 3a714533c9369dfd47e076ae96426b2e2adc080bc4d40cb3c79d6bafef985947 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 895ff6ed56ec78406849a9f726f08430ed315ffa5202bfb86d0d4c2fa98f0d9d [INFO] running `Command { std: "docker" "start" "-a" "895ff6ed56ec78406849a9f726f08430ed315ffa5202bfb86d0d4c2fa98f0d9d", kill_on_drop: false }` [INFO] [stderr] Compiling once_cell v1.15.0 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling fastrand v1.8.0 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling futures-io v0.3.25 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling polling v2.3.0 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling syn v1.0.103 [INFO] [stderr] Compiling async-io v1.9.0 [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling async-task v4.3.0 [INFO] [stderr] Compiling socket2 v0.4.7 [INFO] [stderr] Compiling atomic-waker v1.0.0 [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] [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.12 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling async-lock v2.5.0 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling crossbeam-epoch v0.9.11 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling parking_lot_core v0.9.4 [INFO] [stderr] Compiling cc v1.0.73 [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" "895ff6ed56ec78406849a9f726f08430ed315ffa5202bfb86d0d4c2fa98f0d9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "895ff6ed56ec78406849a9f726f08430ed315ffa5202bfb86d0d4c2fa98f0d9d", kill_on_drop: false }` [INFO] [stdout] 895ff6ed56ec78406849a9f726f08430ed315ffa5202bfb86d0d4c2fa98f0d9d