[INFO] fetching crate nail-blog 0.0.6...
[INFO] testing nail-blog-0.0.6 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate nail-blog 0.0.6 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate nail-blog 0.0.6
[INFO] finished tweaking crates.io crate nail-blog 0.0.6
[INFO] tweaked toml for crates.io crate nail-blog 0.0.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nail-blog 0.0.6 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nail-blog 0.0.6 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded notify v5.0.0
[INFO] [stderr]   Downloaded chunked_transfer v1.4.0
[INFO] [stderr]   Downloaded serde_derive v1.0.136
[INFO] [stderr]   Downloaded filetime v0.2.17
[INFO] [stderr]   Downloaded xdg v2.4.1
[INFO] [stderr]   Downloaded typed-arena v1.7.0
[INFO] [stderr]   Downloaded line-wrap v0.1.1
[INFO] [stderr]   Downloaded clap_derive v4.0.7
[INFO] [stderr]   Downloaded flate2 v1.0.24
[INFO] [stderr]   Downloaded onig v6.4.0
[INFO] [stderr]   Downloaded miniz_oxide v0.4.4
[INFO] [stderr]   Downloaded time v0.3.14
[INFO] [stderr]   Downloaded handlebars v4.3.4
[INFO] [stderr]   Downloaded backtrace v0.3.64
[INFO] [stderr]   Downloaded unicode_categories v0.1.1
[INFO] [stderr]   Downloaded fancy-regex v0.7.1
[INFO] [stderr]   Downloaded serde_json v1.0.79
[INFO] [stderr]   Downloaded object v0.27.1
[INFO] [stderr]   Downloaded anyhow v1.0.56
[INFO] [stderr]   Downloaded comrak v0.14.0
[INFO] [stderr]   Downloaded clap v4.0.7
[INFO] [stderr]   Downloaded serde v1.0.136
[INFO] [stderr]   Downloaded pest_meta v2.1.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.12
[INFO] [stderr]   Downloaded plist v1.3.1
[INFO] [stderr]   Downloaded tiny_http v0.11.0
[INFO] [stderr]   Downloaded kqueue v1.0.6
[INFO] [stderr]   Downloaded log v0.4.16
[INFO] [stderr]   Downloaded crc-catalog v2.1.0
[INFO] [stderr]   Downloaded pest_generator v2.1.3
[INFO] [stderr]   Downloaded crc v3.0.0
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded onig_sys v69.8.1
[INFO] [stderr]   Downloaded gimli v0.26.1
[INFO] [stderr]   Downloaded syntect v4.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15f8239027d50923f381af0558605a22145dafd18e5fd90b241c66675e3ef33f
[INFO] running `Command { std: "docker" "start" "-a" "15f8239027d50923f381af0558605a22145dafd18e5fd90b241c66675e3ef33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15f8239027d50923f381af0558605a22145dafd18e5fd90b241c66675e3ef33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15f8239027d50923f381af0558605a22145dafd18e5fd90b241c66675e3ef33f", kill_on_drop: false }`
[INFO] [stdout] 15f8239027d50923f381af0558605a22145dafd18e5fd90b241c66675e3ef33f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db6fd75474047f79fda3ee6ef8aafc75815adcd6639f6f6751324a6842f06181
[INFO] running `Command { std: "docker" "start" "-a" "db6fd75474047f79fda3ee6ef8aafc75815adcd6639f6f6751324a6842f06181", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling onig_sys v69.8.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.46/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 crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling ryu v1.0.9
[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" "db6fd75474047f79fda3ee6ef8aafc75815adcd6639f6f6751324a6842f06181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db6fd75474047f79fda3ee6ef8aafc75815adcd6639f6f6751324a6842f06181", kill_on_drop: false }`
[INFO] [stdout] db6fd75474047f79fda3ee6ef8aafc75815adcd6639f6f6751324a6842f06181
