[INFO] fetching crate download_rs_reborned 0.2.2...
[INFO] checking download_rs_reborned-0.2.2 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate download_rs_reborned 0.2.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate download_rs_reborned 0.2.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate download_rs_reborned 0.2.2
[INFO] tweaked toml for crates.io crate download_rs_reborned 0.2.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate download_rs_reborned 0.2.2 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate download_rs_reborned 0.2.2 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indicatif v0.16.2
[INFO] [stderr]   Downloaded console v0.15.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf6d06ff9711bdb26af1f2715d7d369fb742171654867e6b5aa3b6369b4cba2f
[INFO] running `Command { std: "docker" "start" "-a" "bf6d06ff9711bdb26af1f2715d7d369fb742171654867e6b5aa3b6369b4cba2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf6d06ff9711bdb26af1f2715d7d369fb742171654867e6b5aa3b6369b4cba2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6d06ff9711bdb26af1f2715d7d369fb742171654867e6b5aa3b6369b4cba2f", kill_on_drop: false }`
[INFO] [stdout] bf6d06ff9711bdb26af1f2715d7d369fb742171654867e6b5aa3b6369b4cba2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d38c223cde7e55f81148138d24f6b4c6fd68c8026dbfd7503afe1ff254c7afb8
[INFO] running `Command { std: "docker" "start" "-a" "d38c223cde7e55f81148138d24f6b4c6fd68c8026dbfd7503afe1ff254c7afb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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 indexmap v1.9.2
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[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" "d38c223cde7e55f81148138d24f6b4c6fd68c8026dbfd7503afe1ff254c7afb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d38c223cde7e55f81148138d24f6b4c6fd68c8026dbfd7503afe1ff254c7afb8", kill_on_drop: false }`
[INFO] [stdout] d38c223cde7e55f81148138d24f6b4c6fd68c8026dbfd7503afe1ff254c7afb8