[INFO] fetching crate slack-morphism 1.12.0...
[INFO] checking slack-morphism-1.12.0 against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] extracting crate slack-morphism 1.12.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate slack-morphism 1.12.0 on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slack-morphism 1.12.0
[INFO] removed 9 missing examples
[INFO] finished tweaking crates.io crate slack-morphism 1.12.0
[INFO] tweaked toml for crates.io crate slack-morphism 1.12.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate slack-morphism 1.12.0 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matchers v0.1.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.19.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.58
[INFO] [stderr]   Downloaded quitters v0.1.0
[INFO] [stderr]   Downloaded async-trait v0.1.59
[INFO] [stderr]   Downloaded nu-ansi-term v0.46.0
[INFO] [stderr]   Downloaded quote v1.0.27
[INFO] [stderr]   Downloaded abscissa_core v0.6.0
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[INFO] [stderr]   Downloaded libgit2-sys v0.14.0+1.5.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.16
[INFO] [stderr]   Downloaded serde_derive v1.0.150
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded axum v0.6.1
[INFO] [stderr]   Downloaded arc-swap v1.5.1
[INFO] [stderr]   Downloaded color-eyre v0.6.2
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[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.83
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[INFO] [stderr]   Downloaded headers v0.3.8
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[INFO] [stderr]   Downloaded auditable-serde v0.5.2
[INFO] [stderr]   Downloaded cargo-lock v8.0.3
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[INFO] [stderr]   Downloaded rustc-hash v1.1.0
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[INFO] [stderr]   Downloaded cargo-husky v1.5.0
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.83
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[INFO] [stderr]   Downloaded cc v1.0.77
[INFO] [stderr]   Downloaded tungstenite v0.19.0
[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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a4a5320a18fc872a383868ab457ad2cab5a98850a452398a2768a0a911c534e
[INFO] running `Command { std: "docker" "start" "-a" "2a4a5320a18fc872a383868ab457ad2cab5a98850a452398a2768a0a911c534e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a4a5320a18fc872a383868ab457ad2cab5a98850a452398a2768a0a911c534e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a4a5320a18fc872a383868ab457ad2cab5a98850a452398a2768a0a911c534e", kill_on_drop: false }`
[INFO] [stdout] 2a4a5320a18fc872a383868ab457ad2cab5a98850a452398a2768a0a911c534e
[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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e64764ce3f3a3cb27c9c32ae6e9cdb9be097a29a4d7035720222b3efe8ca800
[INFO] running `Command { std: "docker" "start" "-a" "9e64764ce3f3a3cb27c9c32ae6e9cdb9be097a29a4d7035720222b3efe8ca800", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.58/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 parking_lot_core v0.9.5
[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" "9e64764ce3f3a3cb27c9c32ae6e9cdb9be097a29a4d7035720222b3efe8ca800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e64764ce3f3a3cb27c9c32ae6e9cdb9be097a29a4d7035720222b3efe8ca800", kill_on_drop: false }`
[INFO] [stdout] 9e64764ce3f3a3cb27c9c32ae6e9cdb9be097a29a4d7035720222b3efe8ca800