[INFO] cloning repository https://github.com/fasterthanlime/h2-repro [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fasterthanlime/h2-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffasterthanlime%2Fh2-repro", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffasterthanlime%2Fh2-repro'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c60b650d6e658b3996d9a8d86c15d3e5625159cc [INFO] testing fasterthanlime/h2-repro against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffasterthanlime%2Fh2-repro" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/fasterthanlime/h2-repro [INFO] finished tweaking git repo https://github.com/fasterthanlime/h2-repro [INFO] tweaked toml for git repo https://github.com/fasterthanlime/h2-repro written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/fasterthanlime/h2-repro 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 git repo https://github.com/fasterthanlime/h2-repro 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 once_cell v1.15.0 [INFO] [stderr] Downloaded indenter v0.3.3 [INFO] [stderr] Downloaded tokio-macros v1.8.0 [INFO] [stderr] Downloaded futures-task v0.3.25 [INFO] [stderr] Downloaded tracing-error v0.2.0 [INFO] [stderr] Downloaded futures-core v0.3.25 [INFO] [stderr] Downloaded futures-channel v0.3.25 [INFO] [stderr] Downloaded eyre v0.6.8 [INFO] [stderr] Downloaded bytes v1.2.1 [INFO] [stderr] Downloaded backtrace v0.3.66 [INFO] [stderr] Downloaded mio v0.8.4 [INFO] [stderr] Downloaded tracing-subscriber v0.3.16 [INFO] [stderr] Downloaded socket2 v0.4.7 [INFO] [stderr] Downloaded futures-util v0.3.25 [INFO] [stderr] Downloaded color-spantrace v0.2.0 [INFO] [stderr] Downloaded hyper v0.14.20 [INFO] [stderr] Downloaded h2 v0.3.14 [INFO] [stderr] Downloaded syn v1.0.102 [INFO] [stderr] Downloaded object v0.29.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.47 [INFO] [stderr] Downloaded parking_lot_core v0.9.4 [INFO] [stderr] Downloaded tracing-attributes v0.1.23 [INFO] [stderr] Downloaded futures-sink v0.3.25 [INFO] [stderr] Downloaded tokio v1.21.2 [INFO] [stderr] Downloaded libc v0.2.135 [INFO] [stderr] Downloaded color-eyre v0.6.2 [INFO] [stderr] Downloaded gimli v0.26.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 83ce79b4a591e5565ee4c935fa159f53f77f3a9fdb2db74cd60f470c8b817f4d [INFO] running `Command { std: "docker" "start" "-a" "83ce79b4a591e5565ee4c935fa159f53f77f3a9fdb2db74cd60f470c8b817f4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83ce79b4a591e5565ee4c935fa159f53f77f3a9fdb2db74cd60f470c8b817f4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83ce79b4a591e5565ee4c935fa159f53f77f3a9fdb2db74cd60f470c8b817f4d", kill_on_drop: false }` [INFO] [stdout] 83ce79b4a591e5565ee4c935fa159f53f77f3a9fdb2db74cd60f470c8b817f4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 91efc5b498f6add0469bece8f0cce32d0c64f2cdc1754e7a62a9c53163e472c1 [INFO] running `Command { std: "docker" "start" "-a" "91efc5b498f6add0469bece8f0cce32d0c64f2cdc1754e7a62a9c53163e472c1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.135 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling syn v1.0.102 [INFO] [stderr] Compiling once_cell v1.15.0 [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling tracing-core v0.1.30 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling parking_lot_core v0.9.4 [INFO] [stderr] Compiling futures-core v0.3.25 [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 bytes v1.2.1 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Compiling overload v0.1.1 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Compiling nu-ansi-term v0.46.0 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] Compiling sharded-slab v0.1.4 [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" "91efc5b498f6add0469bece8f0cce32d0c64f2cdc1754e7a62a9c53163e472c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91efc5b498f6add0469bece8f0cce32d0c64f2cdc1754e7a62a9c53163e472c1", kill_on_drop: false }` [INFO] [stdout] 91efc5b498f6add0469bece8f0cce32d0c64f2cdc1754e7a62a9c53163e472c1