[INFO] fetching crate osshkeys 0.7.0...
[INFO] building osshkeys-0.7.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate osshkeys 0.7.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate osshkeys 0.7.0
[INFO] finished tweaking crates.io crate osshkeys 0.7.0
[INFO] tweaked toml for crates.io crate osshkeys 0.7.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate osshkeys 0.7.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate osshkeys 0.7.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha-1 v0.10.1
[INFO] [stderr]   Downloaded zeroize v1.6.0
[INFO] [stderr]   Downloaded subtle v2.5.0
[INFO] [stderr]   Downloaded sha2 v0.10.6
[INFO] [stderr]   Downloaded cpufeatures v0.2.7
[INFO] [stderr]   Downloaded bcrypt-pbkdf v0.10.0
[INFO] [stderr]   Downloaded addr2line v0.19.0
[INFO] [stderr]   Downloaded blowfish v0.9.1
[INFO] [stderr]   Downloaded packed_simd_2 v0.3.8
[INFO] [stderr]   Downloaded backtrace v0.3.67
[INFO] [stderr]   Downloaded byteorder v1.4.3
[INFO] [stderr]   Downloaded miniz_oxide v0.6.2
[INFO] [stderr]   Downloaded pbkdf2 v0.12.1
[INFO] [stderr]   Downloaded syn v2.0.18
[INFO] [stderr]   Downloaded log v0.4.18
[INFO] [stderr]   Downloaded libc v0.2.144
[INFO] [stderr]   Downloaded object v0.30.3
[INFO] [stderr]   Downloaded regex-syntax v0.7.2
[INFO] [stderr]   Downloaded gimli v0.27.2
[INFO] [stderr]   Downloaded memchr v2.5.0
[INFO] [stderr]   Downloaded libm v0.1.4
[INFO] [stderr]   Downloaded curve25519-dalek v4.0.0-rc.2
[INFO] [stderr]   Downloaded der v0.7.6
[INFO] [stderr]   Downloaded openssl-sys v0.9.88
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded openssl v0.10.54
[INFO] [stderr]   Downloaded aes v0.8.2
[INFO] [stderr]   Downloaded aho-corasick v1.0.1
[INFO] [stderr]   Downloaded regex v1.8.3
[INFO] [stderr]   Downloaded once_cell v1.17.2
[INFO] [stderr]   Downloaded base64 v0.21.2
[INFO] [stderr]   Downloaded cryptovec v0.6.1
[INFO] [stderr]   Downloaded inout v0.1.3
[INFO] [stderr]   Downloaded platforms v3.0.2
[INFO] [stderr]   Downloaded const-oid v0.9.2
[INFO] [stderr]   Downloaded fiat-crypto v0.1.20
[INFO] [stderr]   Downloaded signature v2.1.0
[INFO] [stderr]   Downloaded hex-literal v0.4.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded quote v1.0.28
[INFO] [stderr]   Downloaded ed25519 v2.2.1
[INFO] [stderr]   Downloaded ed25519-dalek v2.0.0-rc.2
[INFO] [stderr]   Downloaded getrandom v0.2.9
[INFO] [stderr]   Downloaded typenum v1.16.0
[INFO] [stderr]   Downloaded des v0.8.1
[INFO] [stderr]   Downloaded base64ct v1.6.0
[INFO] [stderr]   Downloaded md-5 v0.10.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded cbc v0.1.2
[INFO] [stderr]   Downloaded spki v0.7.2
[INFO] [stderr]   Downloaded openssl-src v111.26.0+1.1.1u
[INFO] [stderr]   Downloaded pem v2.0.1
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e0ddbf3981946742de9cfc417c37bde882adcb62217fe7a713fd77f45e04934
[INFO] running `Command { std: "docker" "start" "-a" "1e0ddbf3981946742de9cfc417c37bde882adcb62217fe7a713fd77f45e04934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e0ddbf3981946742de9cfc417c37bde882adcb62217fe7a713fd77f45e04934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0ddbf3981946742de9cfc417c37bde882adcb62217fe7a713fd77f45e04934", kill_on_drop: false }`
[INFO] [stdout] 1e0ddbf3981946742de9cfc417c37bde882adcb62217fe7a713fd77f45e04934
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24d7303885bd5932db696fec2ba459a9eb81630735b66c284dd738c4813c9b2a
[INFO] running `Command { std: "docker" "start" "-a" "24d7303885bd5932db696fec2ba459a9eb81630735b66c284dd738c4813c9b2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling platforms v3.0.2
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling cpufeatures v0.2.7
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling openssl v0.10.54
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling zeroize v1.6.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling signature v2.1.0
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling ed25519 v2.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling once_cell v1.17.2
[INFO] [stderr]    Compiling base64 v0.21.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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 curve25519-dalek v4.0.0-rc.2
[INFO] [stderr]    Compiling pem v2.0.1
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling object v0.30.3
[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" "24d7303885bd5932db696fec2ba459a9eb81630735b66c284dd738c4813c9b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d7303885bd5932db696fec2ba459a9eb81630735b66c284dd738c4813c9b2a", kill_on_drop: false }`
[INFO] [stdout] 24d7303885bd5932db696fec2ba459a9eb81630735b66c284dd738c4813c9b2a