[INFO] fetching crate pr47 0.1.4-CHARLIE... [INFO] checking pr47-0.1.4-CHARLIE against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] extracting crate pr47 0.1.4-CHARLIE into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate pr47 0.1.4-CHARLIE on toolchain ff1737bb00913444173658b4e0b274fd79aabf66 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pr47 0.1.4-CHARLIE [INFO] finished tweaking crates.io crate pr47 0.1.4-CHARLIE [INFO] tweaked toml for crates.io crate pr47 0.1.4-CHARLIE written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate pr47 0.1.4-CHARLIE 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unchecked_unwrap v4.0.0 [INFO] [stderr] Downloaded xjbutil v0.9.0-CHARLIE [INFO] [stderr] Downloaded pr47-codegen v0.0.2 [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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 620db3d330f5f9f57c35423741cf38e4fbe54a12c436f822d72abca94b4114c2 [INFO] running `Command { std: "docker" "start" "-a" "620db3d330f5f9f57c35423741cf38e4fbe54a12c436f822d72abca94b4114c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "620db3d330f5f9f57c35423741cf38e4fbe54a12c436f822d72abca94b4114c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "620db3d330f5f9f57c35423741cf38e4fbe54a12c436f822d72abca94b4114c2", kill_on_drop: false }` [INFO] [stdout] 620db3d330f5f9f57c35423741cf38e4fbe54a12c436f822d72abca94b4114c2 [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8eafccb56f3c6dbcc2031c28d42d94fe86286b09773c70972db4de8cbe2b57e1 [INFO] running `Command { std: "docker" "start" "-a" "8eafccb56f3c6dbcc2031c28d42d94fe86286b09773c70972db4de8cbe2b57e1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling futures-core v0.3.26 [INFO] [stderr] Compiling futures-task v0.3.26 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Checking futures-sink v0.3.26 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling futures-channel v0.3.26 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling futures-util v0.3.26 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-io v0.3.26 [INFO] [stderr] Checking unchecked_unwrap v4.0.0 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking pollster v0.3.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling phf_shared v0.11.1 [INFO] [stderr] Compiling tokio v1.25.0 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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] [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" "8eafccb56f3c6dbcc2031c28d42d94fe86286b09773c70972db4de8cbe2b57e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8eafccb56f3c6dbcc2031c28d42d94fe86286b09773c70972db4de8cbe2b57e1", kill_on_drop: false }` [INFO] [stdout] 8eafccb56f3c6dbcc2031c28d42d94fe86286b09773c70972db4de8cbe2b57e1