[INFO] cloning repository https://github.com/defstryker/subbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/defstryker/subbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefstryker%2Fsubbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefstryker%2Fsubbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24dd6d1a4b8860171d092591a173d4f8adce55a3
[INFO] checking defstryker/subbox/24dd6d1a4b8860171d092591a173d4f8adce55a3 against master#64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 for pr-143929
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefstryker%2Fsubbox" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/defstryker/subbox
[INFO] finished tweaking git repo https://github.com/defstryker/subbox
[INFO] tweaked toml for git repo https://github.com/defstryker/subbox written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/defstryker/subbox on toolchain 64b185eddaa1d7ddf5e0c024be23b9cbba6c1722
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/defstryker/subbox 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" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]   Downloaded security-framework-sys v2.9.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.36
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.86
[INFO] [stderr]   Downloaded openssl-sys v0.9.87
[INFO] [stderr]   Downloaded js-sys v0.3.63
[INFO] [stderr]   Downloaded bumpalo v3.12.2
[INFO] [stderr]   Downloaded security-framework v2.9.0
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.86
[INFO] [stderr]   Downloaded syn v2.0.16
[INFO] [stderr]   Downloaded proc-macro2 v1.0.57
[INFO] [stderr]   Downloaded openssl v0.10.52
[INFO] [stderr]   Downloaded tokio v1.28.1
[INFO] [stderr]   Downloaded libc v0.2.144
[INFO] [stderr]   Downloaded web-sys v0.3.63
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0289542535ebe293bb2cd04a4a6374967e01e946e465a1f1f25459c8764f3059
[INFO] running `Command { std: "docker" "start" "-a" "0289542535ebe293bb2cd04a4a6374967e01e946e465a1f1f25459c8764f3059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0289542535ebe293bb2cd04a4a6374967e01e946e465a1f1f25459c8764f3059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0289542535ebe293bb2cd04a4a6374967e01e946e465a1f1f25459c8764f3059", kill_on_drop: false }`
[INFO] [stdout] 0289542535ebe293bb2cd04a4a6374967e01e946e465a1f1f25459c8764f3059
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5e719e643ea4dc9832c522df736f0f259448856ac64d0aaacd1b5cc92888cb4
[INFO] running `Command { std: "docker" "start" "-a" "b5e719e643ea4dc9832c522df736f0f259448856ac64d0aaacd1b5cc92888cb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling openssl v0.10.52
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.57/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 foreign-types-shared v0.1.1
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking want v0.3.0
[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" "b5e719e643ea4dc9832c522df736f0f259448856ac64d0aaacd1b5cc92888cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5e719e643ea4dc9832c522df736f0f259448856ac64d0aaacd1b5cc92888cb4", kill_on_drop: false }`
[INFO] [stdout] b5e719e643ea4dc9832c522df736f0f259448856ac64d0aaacd1b5cc92888cb4