[INFO] fetching crate osshkeys 0.7.0...
[INFO] checking osshkeys-0.7.0 against try#45b14c26f76a39a9945ef8518d3276f1bc880008 for pr-113242
[INFO] extracting crate osshkeys 0.7.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate osshkeys 0.7.0 on toolchain 45b14c26f76a39a9945ef8518d3276f1bc880008
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+45b14c26f76a39a9945ef8518d3276f1bc880008" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7-tc2/source/Cargo.toml
[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" "+45b14c26f76a39a9945ef8518d3276f1bc880008" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+45b14c26f76a39a9945ef8518d3276f1bc880008" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0ca185b37dd0eafadad491e7709070ea65c9b6aec244432f2b7819c04e33174
[INFO] running `Command { std: "docker" "start" "-a" "d0ca185b37dd0eafadad491e7709070ea65c9b6aec244432f2b7819c04e33174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0ca185b37dd0eafadad491e7709070ea65c9b6aec244432f2b7819c04e33174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ca185b37dd0eafadad491e7709070ea65c9b6aec244432f2b7819c04e33174", kill_on_drop: false }`
[INFO] [stdout] d0ca185b37dd0eafadad491e7709070ea65c9b6aec244432f2b7819c04e33174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+45b14c26f76a39a9945ef8518d3276f1bc880008" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbca90f8169cbf808dded47bd0bcec996b58ab904ae7d31b2c9ac2e6187e39f2
[INFO] running `Command { std: "docker" "start" "-a" "cbca90f8169cbf808dded47bd0bcec996b58ab904ae7d31b2c9ac2e6187e39f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling platforms v3.0.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling openssl-sys v0.9.88
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking sha2 v0.10.6
[INFO] [stderr]     Checking signature v2.1.0
[INFO] [stderr]    Compiling curve25519-dalek v4.0.0-rc.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 openssl v0.10.54
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stdout] error: aborting due to previous error
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cbca90f8169cbf808dded47bd0bcec996b58ab904ae7d31b2c9ac2e6187e39f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbca90f8169cbf808dded47bd0bcec996b58ab904ae7d31b2c9ac2e6187e39f2", kill_on_drop: false }`
[INFO] [stdout] cbca90f8169cbf808dded47bd0bcec996b58ab904ae7d31b2c9ac2e6187e39f2