[INFO] fetching crate git-testtools 0.10.0...
[INFO] checking git-testtools-0.10.0 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] extracting crate git-testtools 0.10.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate git-testtools 0.10.0 on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-testtools 0.10.0
[INFO] finished tweaking crates.io crate git-testtools 0.10.0
[INFO] tweaked toml for crates.io crate git-testtools 0.10.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate git-testtools 0.10.0 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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8f5878ba6fc96cddd6c30931b5d82f8b831e4dd1cdc850c296dc3f1e3b9948e
[INFO] running `Command { std: "docker" "start" "-a" "b8f5878ba6fc96cddd6c30931b5d82f8b831e4dd1cdc850c296dc3f1e3b9948e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8f5878ba6fc96cddd6c30931b5d82f8b831e4dd1cdc850c296dc3f1e3b9948e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f5878ba6fc96cddd6c30931b5d82f8b831e4dd1cdc850c296dc3f1e3b9948e", kill_on_drop: false }`
[INFO] [stdout] b8f5878ba6fc96cddd6c30931b5d82f8b831e4dd1cdc850c296dc3f1e3b9948e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c9ba5c733e0692bfb99aaffb99202bd5834f71ca4c3a2e57b9f3df7914df86c
[INFO] running `Command { std: "docker" "start" "-a" "9c9ba5c733e0692bfb99aaffb99202bd5834f71ca4c3a2e57b9f3df7914df86c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]     Checking human_format v1.0.3
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking prodash v22.1.0
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]     Checking hashbrown v0.13.1
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking git-bitmap v0.2.0
[INFO] [stderr]     Checking unicode-bom v1.1.4
[INFO] [stderr]     Checking crc-catalog v2.1.0
[INFO] [stderr]     Checking crc v3.0.0
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/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] [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" "9c9ba5c733e0692bfb99aaffb99202bd5834f71ca4c3a2e57b9f3df7914df86c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c9ba5c733e0692bfb99aaffb99202bd5834f71ca4c3a2e57b9f3df7914df86c", kill_on_drop: false }`
[INFO] [stdout] 9c9ba5c733e0692bfb99aaffb99202bd5834f71ca4c3a2e57b9f3df7914df86c
