[INFO] fetching crate onionpipe 0.4.0...
[INFO] checking onionpipe-0.4.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate onionpipe 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate onionpipe 0.4.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate onionpipe 0.4.0
[INFO] finished tweaking crates.io crate onionpipe 0.4.0
[INFO] tweaked toml for crates.io crate onionpipe 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate onionpipe 0.4.0 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `47.8.0+0.4.7.x` for dependency `libtor` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libtor v47.8.0+0.4.7.x
[INFO] [stderr]   Downloaded ed25519 v1.5.2
[INFO] [stderr]   Downloaded autotools v0.2.5
[INFO] [stderr]   Downloaded zeroize_derive v1.3.3
[INFO] [stderr]   Downloaded torut v0.2.1
[INFO] [stderr]   Downloaded xsalsa20poly1305 v0.9.0
[INFO] [stderr]   Downloaded crypto_box v0.8.2
[INFO] [stderr]   Downloaded base64 v0.20.0
[INFO] [stderr]   Downloaded chacha20 v0.9.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.79
[INFO] [stderr]   Downloaded dirs v5.0.0
[INFO] [stderr]   Downloaded libtor-derive v0.1.2
[INFO] [stderr]   Downloaded libtor-sys v47.10.0+0.4.7.x
[INFO] [stderr]   Downloaded libtor-src v47.10.0+0.4.7.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f022afa82d05071f44b48f96db9708ddf40131d01c571eb73266d2d5cd549eab
[INFO] running `Command { std: "docker" "start" "-a" "f022afa82d05071f44b48f96db9708ddf40131d01c571eb73266d2d5cd549eab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f022afa82d05071f44b48f96db9708ddf40131d01c571eb73266d2d5cd549eab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f022afa82d05071f44b48f96db9708ddf40131d01c571eb73266d2d5cd549eab", kill_on_drop: false }`
[INFO] [stdout] f022afa82d05071f44b48f96db9708ddf40131d01c571eb73266d2d5cd549eab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f07b6e1d3d15c41aba2f18d6abeac9b3ab44b67577433bb88a1d2ea1e793ae24
[INFO] running `Command { std: "docker" "start" "-a" "f07b6e1d3d15c41aba2f18d6abeac9b3ab44b67577433bb88a1d2ea1e793ae24", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `47.8.0+0.4.7.x` for dependency `libtor` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling libtor-src v47.10.0+0.4.7.10
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling autotools v0.2.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 thiserror v1.0.37
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]     Checking ed25519 v1.5.2
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]     Checking keccak v0.1.3
[INFO] [stdout] error: aborting due to 1 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" "f07b6e1d3d15c41aba2f18d6abeac9b3ab44b67577433bb88a1d2ea1e793ae24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07b6e1d3d15c41aba2f18d6abeac9b3ab44b67577433bb88a1d2ea1e793ae24", kill_on_drop: false }`
[INFO] [stdout] f07b6e1d3d15c41aba2f18d6abeac9b3ab44b67577433bb88a1d2ea1e793ae24
