[INFO] cloning repository https://github.com/forbesmyester/pipeawesome2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/forbesmyester/pipeawesome2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforbesmyester%2Fpipeawesome2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforbesmyester%2Fpipeawesome2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd522c07ed3ee928c2e8e21e7abd6b1743311990
[INFO] checking forbesmyester/pipeawesome2/cd522c07ed3ee928c2e8e21e7abd6b1743311990 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforbesmyester%2Fpipeawesome2" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/forbesmyester/pipeawesome2 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/forbesmyester/pipeawesome2
[INFO] finished tweaking git repo https://github.com/forbesmyester/pipeawesome2
[INFO] tweaked toml for git repo https://github.com/forbesmyester/pipeawesome2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/forbesmyester/pipeawesome2 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b24690c4fc64314c1cc2c4d6345aa08b6ab50af51578dd87eb4ee77da495c55
[INFO] running `Command { std: "docker" "start" "-a" "9b24690c4fc64314c1cc2c4d6345aa08b6ab50af51578dd87eb4ee77da495c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b24690c4fc64314c1cc2c4d6345aa08b6ab50af51578dd87eb4ee77da495c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b24690c4fc64314c1cc2c4d6345aa08b6ab50af51578dd87eb4ee77da495c55", kill_on_drop: false }`
[INFO] [stdout] 9b24690c4fc64314c1cc2c4d6345aa08b6ab50af51578dd87eb4ee77da495c55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3decabe0b5c59f863885ac45c6c3f8c7dfa6414aa180e30f4f6b280b83821e1f
[INFO] running `Command { std: "docker" "start" "-a" "3decabe0b5c59f863885ac45c6c3f8c7dfa6414aa180e30f4f6b280b83821e1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling dot-structures v0.1.0
[INFO] [stderr]     Checking async-task v4.3.0
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking async-channel v1.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling polling v2.3.0
[INFO] [stderr]    Compiling async-io v1.9.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling async-process v1.5.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.46/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]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling dot-generator v0.1.0
[INFO] [stderr]    Compiling into-attr v0.1.0
[INFO] [stderr]     Checking async-lock v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]    Compiling peg-runtime v0.7.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.86
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking ansi_term v0.12.1
[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" "3decabe0b5c59f863885ac45c6c3f8c7dfa6414aa180e30f4f6b280b83821e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3decabe0b5c59f863885ac45c6c3f8c7dfa6414aa180e30f4f6b280b83821e1f", kill_on_drop: false }`
[INFO] [stdout] 3decabe0b5c59f863885ac45c6c3f8c7dfa6414aa180e30f4f6b280b83821e1f