[INFO] fetching crate antikoerper 0.3.0...
[INFO] checking antikoerper-0.3.0 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] extracting crate antikoerper 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate antikoerper 0.3.0 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] removed /workspace/builds/worker-4-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate antikoerper 0.3.0
[INFO] finished tweaking crates.io crate antikoerper 0.3.0
[INFO] tweaked toml for crates.io crate antikoerper 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate antikoerper 0.3.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ba822da307247be934dabda2d213ce57aea00edfcc475994c45190d2150eb87f
[INFO] running `Command { std: "docker" "start" "-a" "ba822da307247be934dabda2d213ce57aea00edfcc475994c45190d2150eb87f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba822da307247be934dabda2d213ce57aea00edfcc475994c45190d2150eb87f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba822da307247be934dabda2d213ce57aea00edfcc475994c45190d2150eb87f", kill_on_drop: false }`
[INFO] [stdout] ba822da307247be934dabda2d213ce57aea00edfcc475994c45190d2150eb87f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 49830e6aa24cfbbe71f77421809c9efc570980d5df3c97f77ee6725b2a47e23c
[INFO] running `Command { std: "docker" "start" "-a" "49830e6aa24cfbbe71f77421809c9efc570980d5df3c97f77ee6725b2a47e23c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling rustix v0.37.4
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking futures-sink v0.3.27
[INFO] [stderr]     Checking linux-raw-sys v0.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.54/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 ryu v1.0.13
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]     Checking winnow v0.4.1
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking ipnet v2.7.2
[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" "49830e6aa24cfbbe71f77421809c9efc570980d5df3c97f77ee6725b2a47e23c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49830e6aa24cfbbe71f77421809c9efc570980d5df3c97f77ee6725b2a47e23c", kill_on_drop: false }`
[INFO] [stdout] 49830e6aa24cfbbe71f77421809c9efc570980d5df3c97f77ee6725b2a47e23c
