[INFO] fetching crate kuchikiki 0.8.2...
[INFO] checking kuchikiki-0.8.2 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate kuchikiki 0.8.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate kuchikiki 0.8.2 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kuchikiki 0.8.2
[INFO] finished tweaking crates.io crate kuchikiki 0.8.2
[INFO] tweaked toml for crates.io crate kuchikiki 0.8.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate kuchikiki 0.8.2 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.156
[INFO] [stderr]   Downloaded rustix v0.37.18
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0efe2a886399f0bbe7f15d7e53accd3681642e9180e2a0536b2fa158eba3862
[INFO] running `Command { std: "docker" "start" "-a" "b0efe2a886399f0bbe7f15d7e53accd3681642e9180e2a0536b2fa158eba3862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0efe2a886399f0bbe7f15d7e53accd3681642e9180e2a0536b2fa158eba3862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0efe2a886399f0bbe7f15d7e53accd3681642e9180e2a0536b2fa158eba3862", kill_on_drop: false }`
[INFO] [stdout] b0efe2a886399f0bbe7f15d7e53accd3681642e9180e2a0536b2fa158eba3862
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecb4dd32cc42f7312373d9fc579c7846949979984773d9c7f5948159cdb8be6a
[INFO] running `Command { std: "docker" "start" "-a" "ecb4dd32cc42f7312373d9fc579c7846949979984773d9c7f5948159cdb8be6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling serde v1.0.156
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/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 servo_arc v0.1.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking thin-slice v0.1.1
[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]     Checking linux-raw-sys v0.3.6
[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" "ecb4dd32cc42f7312373d9fc579c7846949979984773d9c7f5948159cdb8be6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb4dd32cc42f7312373d9fc579c7846949979984773d9c7f5948159cdb8be6a", kill_on_drop: false }`
[INFO] [stdout] ecb4dd32cc42f7312373d9fc579c7846949979984773d9c7f5948159cdb8be6a
[INFO] checking kuchikiki-0.8.2 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3
[INFO] extracting crate kuchikiki 0.8.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate kuchikiki 0.8.2 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kuchikiki 0.8.2
[INFO] finished tweaking crates.io crate kuchikiki 0.8.2
[INFO] tweaked toml for crates.io crate kuchikiki 0.8.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate kuchikiki 0.8.2 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 292e0e36fb54a9fe7089d6791c437bb837104e079e1513b24cd722899105e7d6
[INFO] running `Command { std: "docker" "start" "-a" "292e0e36fb54a9fe7089d6791c437bb837104e079e1513b24cd722899105e7d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "292e0e36fb54a9fe7089d6791c437bb837104e079e1513b24cd722899105e7d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "292e0e36fb54a9fe7089d6791c437bb837104e079e1513b24cd722899105e7d6", kill_on_drop: false }`
[INFO] [stdout] 292e0e36fb54a9fe7089d6791c437bb837104e079e1513b24cd722899105e7d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b18d16575e29c805ac7aaadbf906005f1e1d911fbe0ae7200e4e1bcaad8259e
[INFO] running `Command { std: "docker" "start" "-a" "3b18d16575e29c805ac7aaadbf906005f1e1d911fbe0ae7200e4e1bcaad8259e", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "3b18d16575e29c805ac7aaadbf906005f1e1d911fbe0ae7200e4e1bcaad8259e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b18d16575e29c805ac7aaadbf906005f1e1d911fbe0ae7200e4e1bcaad8259e", kill_on_drop: false }`
[INFO] [stdout] 3b18d16575e29c805ac7aaadbf906005f1e1d911fbe0ae7200e4e1bcaad8259e