[INFO] fetching crate crowbar 0.4.10...
[INFO] checking crowbar-0.4.10 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate crowbar 0.4.10 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate crowbar 0.4.10 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crowbar 0.4.10
[INFO] finished tweaking crates.io crate crowbar 0.4.10
[INFO] tweaked toml for crates.io crate crowbar 0.4.10 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate crowbar 0.4.10 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_str v0.1.0
[INFO] [stderr]   Downloaded confy v0.5.1
[INFO] [stderr]   Downloaded async-lock v2.6.0
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.90
[INFO] [stderr]   Downloaded scratch v1.0.3
[INFO] [stderr]   Downloaded concurrent-queue v2.1.0
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[INFO] [stderr]   Downloaded select v0.6.0
[INFO] [stderr]   Downloaded aws-config v0.54.1
[INFO] [stderr]   Downloaded tokio v1.26.0
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[INFO] [stderr]   Downloaded aws-smithy-client v0.54.1
[INFO] [stderr]   Downloaded aws-smithy-http v0.54.1
[INFO] [stderr]   Downloaded aws-sdk-sts v0.24.0
[INFO] [stderr]   Downloaded simd-abstraction v0.7.1
[INFO] [stderr]   Downloaded tempfile v3.4.0
[INFO] [stderr]   Downloaded aws-sdk-sso v0.24.0
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[INFO] [stderr]   Downloaded psl-types v2.0.11
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[INFO] [stderr]   Downloaded futures-executor v0.3.26
[INFO] [stderr]   Downloaded futures v0.3.26
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[INFO] [stderr]   Downloaded cxx-build v1.0.90
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[INFO] [stderr]   Downloaded cookie_store v0.16.1
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[INFO] [stderr]   Downloaded serde_repr v0.1.10
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f675bda2a5ebbaefd405ff51013337f38898d08eef204e67f619d8b3e76bda00
[INFO] running `Command { std: "docker" "start" "-a" "f675bda2a5ebbaefd405ff51013337f38898d08eef204e67f619d8b3e76bda00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f675bda2a5ebbaefd405ff51013337f38898d08eef204e67f619d8b3e76bda00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f675bda2a5ebbaefd405ff51013337f38898d08eef204e67f619d8b3e76bda00", kill_on_drop: false }`
[INFO] [stdout] f675bda2a5ebbaefd405ff51013337f38898d08eef204e67f619d8b3e76bda00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78b128df05efc12dc8109f6f9ee3de339cd1b48c083fa654613d1a5258c54fe0
[INFO] running `Command { std: "docker" "start" "-a" "78b128df05efc12dc8109f6f9ee3de339cd1b48c083fa654613d1a5258c54fe0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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 socket2 v0.4.7
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking futures-io v0.3.26
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking itoa v1.0.5
[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" "78b128df05efc12dc8109f6f9ee3de339cd1b48c083fa654613d1a5258c54fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78b128df05efc12dc8109f6f9ee3de339cd1b48c083fa654613d1a5258c54fe0", kill_on_drop: false }`
[INFO] [stdout] 78b128df05efc12dc8109f6f9ee3de339cd1b48c083fa654613d1a5258c54fe0
