[INFO] fetching crate box2d-rs 0.0.4...
[INFO] checking box2d-rs-0.0.4 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate box2d-rs 0.0.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate box2d-rs 0.0.4 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate box2d-rs 0.0.4
[INFO] finished tweaking crates.io crate box2d-rs 0.0.4
[INFO] tweaked toml for crates.io crate box2d-rs 0.0.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate box2d-rs 0.0.4 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" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50f706dbf5f1c4c9e5dc2844ac72f57af878ffe9c75946a5e18f9ecf404675b2
[INFO] running `Command { std: "docker" "start" "-a" "50f706dbf5f1c4c9e5dc2844ac72f57af878ffe9c75946a5e18f9ecf404675b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50f706dbf5f1c4c9e5dc2844ac72f57af878ffe9c75946a5e18f9ecf404675b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f706dbf5f1c4c9e5dc2844ac72f57af878ffe9c75946a5e18f9ecf404675b2", kill_on_drop: false }`
[INFO] [stdout] 50f706dbf5f1c4c9e5dc2844ac72f57af878ffe9c75946a5e18f9ecf404675b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7efa3abefea4067d6417c29d603e980d68ed21edf980b145e829b6f62cd6e0eb
[INFO] running `Command { std: "docker" "start" "-a" "7efa3abefea4067d6417c29d603e980d68ed21edf980b145e829b6f62cd6e0eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling xml-rs v0.8.10
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking simd-adler32 v0.3.5
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking lock_api v0.4.9
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 miniz_oxide v0.7.1
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stdout] error: aborting due to 1 previous error
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7efa3abefea4067d6417c29d603e980d68ed21edf980b145e829b6f62cd6e0eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7efa3abefea4067d6417c29d603e980d68ed21edf980b145e829b6f62cd6e0eb", kill_on_drop: false }`
[INFO] [stdout] 7efa3abefea4067d6417c29d603e980d68ed21edf980b145e829b6f62cd6e0eb
