[INFO] fetching crate warpack-cli 0.0.1...
[INFO] building warpack-cli-0.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate warpack-cli 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate warpack-cli 0.0.1
[INFO] finished tweaking crates.io crate warpack-cli 0.0.1
[INFO] tweaked toml for crates.io crate warpack-cli 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate warpack-cli 0.0.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate warpack-cli 0.0.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded path-dedot v1.1.13
[INFO] [stderr]   Downloaded pest_meta v2.5.4
[INFO] [stderr]   Downloaded filetime v0.2.8
[INFO] [stderr]   Downloaded warpack-formats v0.0.1
[INFO] [stderr]   Downloaded atoi v0.3.2
[INFO] [stderr]   Downloaded pest_derive v2.5.4
[INFO] [stderr]   Downloaded ron v0.5.1
[INFO] [stderr]   Downloaded err-derive v0.1.6
[INFO] [stderr]   Downloaded inotify-sys v0.1.3
[INFO] [stderr]   Downloaded inotify v0.7.0
[INFO] [stderr]   Downloaded rlua v0.16.3
[INFO] [stderr]   Downloaded notify v4.0.15
[INFO] [stderr]   Downloaded winapi-util v0.1.3
[INFO] [stderr]   Downloaded bincode v1.2.1
[INFO] [stderr]   Downloaded bzip2-sys v0.1.7
[INFO] [stderr]   Downloaded flate2 v1.0.13
[INFO] [stderr]   Downloaded mio v0.6.21
[INFO] [stderr]   Downloaded warpack-lua-parser v0.0.1
[INFO] [stderr]   Downloaded miniz_oxide v0.3.6
[INFO] [stderr]   Downloaded ceres-mpq v0.1.8
[INFO] [stderr]   Downloaded path-absolutize v1.1.7
[INFO] [stderr]   Downloaded serde_json v1.0.48
[INFO] [stderr]   Downloaded pest v2.5.4
[INFO] [stderr]   Downloaded adler32 v1.0.4
[INFO] [stderr]   Downloaded cc v1.0.50
[INFO] [stderr]   Downloaded pest_generator v2.5.4
[INFO] [stderr]   Downloaded lazycell v1.2.1
[INFO] [stderr]   Downloaded warpack-stock-data v0.0.1
[INFO] [stderr]   Downloaded slash-formatter v2.2.5
[INFO] [stderr]   Downloaded warpack-core v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f635e0e9a3774ed7e77c80303288f39c585999ba49570f997a832b191924d737
[INFO] running `Command { std: "docker" "start" "-a" "f635e0e9a3774ed7e77c80303288f39c585999ba49570f997a832b191924d737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f635e0e9a3774ed7e77c80303288f39c585999ba49570f997a832b191924d737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f635e0e9a3774ed7e77c80303288f39c585999ba49570f997a832b191924d737", kill_on_drop: false }`
[INFO] [stdout] f635e0e9a3774ed7e77c80303288f39c585999ba49570f997a832b191924d737
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44acf8940724dcaf915b64a23c0d26e92740f6cb9feea4cee5ee0b50900fa058
[INFO] running `Command { std: "docker" "start" "-a" "44acf8940724dcaf915b64a23c0d26e92740f6cb9feea4cee5ee0b50900fa058", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling err-derive v0.1.6
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/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]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[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" "44acf8940724dcaf915b64a23c0d26e92740f6cb9feea4cee5ee0b50900fa058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44acf8940724dcaf915b64a23c0d26e92740f6cb9feea4cee5ee0b50900fa058", kill_on_drop: false }`
[INFO] [stdout] 44acf8940724dcaf915b64a23c0d26e92740f6cb9feea4cee5ee0b50900fa058