[INFO] fetching crate xcell 0.1.1...
[INFO] checking xcell-0.1.1 against master#5dbf4069dc98bbbca98dd600a65f50c258fbfd56 for pr-148477-1
[INFO] extracting crate xcell 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate xcell 0.1.1
[INFO] finished tweaking crates.io crate xcell 0.1.1
[INFO] tweaked toml for crates.io crate xcell 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xcell 0.1.1 on toolchain 5dbf4069dc98bbbca98dd600a65f50c258fbfd56
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5dbf4069dc98bbbca98dd600a65f50c258fbfd56" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xcell 0.1.1 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" "+5dbf4069dc98bbbca98dd600a65f50c258fbfd56" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xcell-types v0.2.1
[INFO] [stderr]   Downloaded xcell-core v0.1.0
[INFO] [stderr]   Downloaded slug v0.1.4
[INFO] [stderr]   Downloaded xcell-errors v0.1.2
[INFO] [stderr]   Downloaded async-walkdir v0.2.0
[INFO] [stderr]   Downloaded pest_meta v2.4.1
[INFO] [stderr]   Downloaded stream-io v0.0.0
[INFO] [stderr]   Downloaded serde-types v0.1.1
[INFO] [stderr]   Downloaded peginator v0.6.0
[INFO] [stderr]   Downloaded globset v0.4.9
[INFO] [stderr]   Downloaded clap_derive v4.0.21
[INFO] [stderr]   Downloaded vlq-rust v0.4.0
[INFO] [stderr]   Downloaded calamine v0.19.1
[INFO] [stderr]   Downloaded deunicode v0.4.3
[INFO] [stderr]   Downloaded async-task v4.3.0
[INFO] [stderr]   Downloaded syn v1.0.104
[INFO] [stderr]   Downloaded zip v0.6.3
[INFO] [stderr]   Downloaded pest v2.4.1
[INFO] [stderr]   Downloaded humansize v1.1.1
[INFO] [stderr]   Downloaded pest_derive v2.4.1
[INFO] [stderr]   Downloaded concat-idents v1.1.4
[INFO] [stderr]   Downloaded async-lock v2.6.0
[INFO] [stderr]   Downloaded blocking v1.2.0
[INFO] [stderr]   Downloaded csscolorparser v0.6.2
[INFO] [stderr]   Downloaded diagnostic v0.4.3
[INFO] [stderr]   Downloaded notify v5.0.0
[INFO] [stderr]   Downloaded globwalk v0.8.1
[INFO] [stderr]   Downloaded pest_generator v2.4.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.4
[INFO] [stderr]   Downloaded cache-padded v1.2.0
[INFO] [stderr]   Downloaded async-channel v1.7.1
[INFO] [stderr]   Downloaded codepage v0.1.1
[INFO] [stderr]   Downloaded filetime v0.2.18
[INFO] [stderr]   Downloaded kqueue v1.0.7
[INFO] [stderr]   Downloaded tera v1.17.1
[INFO] [stderr]   Downloaded kqueue-sys v1.0.3
[INFO] [stderr]   Downloaded uncased v0.9.7
[INFO] [stderr]   Downloaded toml v0.5.10
[INFO] [stderr]   Downloaded quick-xml v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+5dbf4069dc98bbbca98dd600a65f50c258fbfd56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a1dc3477da2c4b51fabb644cd84c4c47d22b85ea58895e8779d138128d09efd
[INFO] running `Command { std: "docker" "start" "-a" "5a1dc3477da2c4b51fabb644cd84c4c47d22b85ea58895e8779d138128d09efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a1dc3477da2c4b51fabb644cd84c4c47d22b85ea58895e8779d138128d09efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a1dc3477da2c4b51fabb644cd84c4c47d22b85ea58895e8779d138128d09efd", kill_on_drop: false }`
[INFO] [stdout] 5a1dc3477da2c4b51fabb644cd84c4c47d22b85ea58895e8779d138128d09efd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+5dbf4069dc98bbbca98dd600a65f50c258fbfd56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7570aa1999ee076ca7c50472588ccb7279c95b95ca1ab3a6667284a9e190ac63
[INFO] running `Command { std: "docker" "start" "-a" "7570aa1999ee076ca7c50472588ccb7279c95b95ca1ab3a6667284a9e190ac63", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.104
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking futures-channel v0.3.25
[INFO] [stderr]    Compiling phf v0.11.1
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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 async-task v4.3.0
[INFO] [stderr]     Checking async-channel v1.7.1
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling phf_codegen v0.11.1
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling rustix v0.36.4
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking async-lock v2.6.0
[INFO] [stderr]     Checking blocking v1.2.0
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking linux-raw-sys v0.1.3
[INFO] [stderr]     Checking humansize v1.1.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking vlq-rust v0.4.0
[INFO] [stderr]     Checking unicode-segmentation v1.10.0
[INFO] [stderr]     Checking os_str_bytes v6.4.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7570aa1999ee076ca7c50472588ccb7279c95b95ca1ab3a6667284a9e190ac63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7570aa1999ee076ca7c50472588ccb7279c95b95ca1ab3a6667284a9e190ac63", kill_on_drop: false }`
[INFO] [stdout] 7570aa1999ee076ca7c50472588ccb7279c95b95ca1ab3a6667284a9e190ac63
