[INFO] fetching crate ape-fatfs 0.2.0...
[INFO] checking ape-fatfs-0.2.0 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] extracting crate ape-fatfs 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate ape-fatfs 0.2.0 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 ape-fatfs 0.2.0
[INFO] finished tweaking crates.io crate ape-fatfs 0.2.0
[INFO] tweaked toml for crates.io crate ape-fatfs 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate ape-fatfs 0.2.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d0ef8227eecafa8f50a7dd7f242f5039b8de05c7c2a2b2d0fb7cb5571175353b
[INFO] running `Command { std: "docker" "start" "-a" "d0ef8227eecafa8f50a7dd7f242f5039b8de05c7c2a2b2d0fb7cb5571175353b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0ef8227eecafa8f50a7dd7f242f5039b8de05c7c2a2b2d0fb7cb5571175353b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ef8227eecafa8f50a7dd7f242f5039b8de05c7c2a2b2d0fb7cb5571175353b", kill_on_drop: false }`
[INFO] [stdout] d0ef8227eecafa8f50a7dd7f242f5039b8de05c7c2a2b2d0fb7cb5571175353b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 418922c983edb4ebdfc7db42d0d65e10e4f1a047672b488e7fa7a7a71c33cbda
[INFO] running `Command { std: "docker" "start" "-a" "418922c983edb4ebdfc7db42d0d65e10e4f1a047672b488e7fa7a7a71c33cbda", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking embedded-io v0.4.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking fscommon v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 aho-corasick v0.7.20
[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" "418922c983edb4ebdfc7db42d0d65e10e4f1a047672b488e7fa7a7a71c33cbda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418922c983edb4ebdfc7db42d0d65e10e4f1a047672b488e7fa7a7a71c33cbda", kill_on_drop: false }`
[INFO] [stdout] 418922c983edb4ebdfc7db42d0d65e10e4f1a047672b488e7fa7a7a71c33cbda
