[INFO] cloning repository https://github.com/anna-singleton/adm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anna-singleton/adm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanna-singleton%2Fadm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanna-singleton%2Fadm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9f7004c51e17637a119fdd2f90f417482a7ce5c
[INFO] testing anna-singleton/adm against try#311784882baa42a9638298cb325fa01a062c9d0f+cargoflags=-Zbuild-dir-new-layout for pr-149852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanna-singleton%2Fadm" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/anna-singleton/adm
[INFO] finished tweaking git repo https://github.com/anna-singleton/adm
[INFO] tweaked toml for git repo https://github.com/anna-singleton/adm written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/anna-singleton/adm on toolchain 311784882baa42a9638298cb325fa01a062c9d0f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/anna-singleton/adm 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" "+311784882baa42a9638298cb325fa01a062c9d0f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86bb6d54761faf4e101baa30957915b3d360047f4da1e5f1624cef15381488ab
[INFO] running `Command { std: "docker" "start" "-a" "86bb6d54761faf4e101baa30957915b3d360047f4da1e5f1624cef15381488ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86bb6d54761faf4e101baa30957915b3d360047f4da1e5f1624cef15381488ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86bb6d54761faf4e101baa30957915b3d360047f4da1e5f1624cef15381488ab", kill_on_drop: false }`
[INFO] [stdout] 86bb6d54761faf4e101baa30957915b3d360047f4da1e5f1624cef15381488ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 5b4268a1c8819f79bae926cbd7cba79edf3948e38b75f75a075449c8cdeb14ca
[INFO] running `Command { std: "docker" "start" "-a" "5b4268a1c8819f79bae926cbd7cba79edf3948e38b75f75a075449c8cdeb14ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[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" "5b4268a1c8819f79bae926cbd7cba79edf3948e38b75f75a075449c8cdeb14ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b4268a1c8819f79bae926cbd7cba79edf3948e38b75f75a075449c8cdeb14ca", kill_on_drop: false }`
[INFO] [stdout] 5b4268a1c8819f79bae926cbd7cba79edf3948e38b75f75a075449c8cdeb14ca