[INFO] fetching crate format-aliases 0.1.0...
[INFO] checking format-aliases-0.1.0 against try#b2fb67b8b6007ced9ad3f3b752a6fec899e7859c for pr-138915
[INFO] extracting crate format-aliases 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate format-aliases 0.1.0 on toolchain b2fb67b8b6007ced9ad3f3b752a6fec899e7859c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate format-aliases 0.1.0
[INFO] finished tweaking crates.io crate format-aliases 0.1.0
[INFO] tweaked toml for crates.io crate format-aliases 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate format-aliases 0.1.0 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" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs-sys v0.4.0
[INFO] [stderr]   Downloaded anstream v0.3.1
[INFO] [stderr]   Downloaded colorized v1.0.0
[INFO] [stderr]   Downloaded no_color v0.1.0
[INFO] [stderr]   Downloaded directories v5.0.0
[INFO] [stderr]   Downloaded indoc v2.0.1
[INFO] [stderr]   Downloaded clap v4.2.4
[INFO] [stderr]   Downloaded clap_builder v4.2.4
[INFO] [stderr]   Downloaded rustix v0.37.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eecd56181889ba002a4bab3e6ab26c56ce12ffd199e381bd7dad62fe5f0e4cc
[INFO] running `Command { std: "docker" "start" "-a" "1eecd56181889ba002a4bab3e6ab26c56ce12ffd199e381bd7dad62fe5f0e4cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eecd56181889ba002a4bab3e6ab26c56ce12ffd199e381bd7dad62fe5f0e4cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eecd56181889ba002a4bab3e6ab26c56ce12ffd199e381bd7dad62fe5f0e4cc", kill_on_drop: false }`
[INFO] [stdout] 1eecd56181889ba002a4bab3e6ab26c56ce12ffd199e381bd7dad62fe5f0e4cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6875721ff4fcbe2218405764da757c6f2f4ab09f50771e5412cda4158874283
[INFO] running `Command { std: "docker" "start" "-a" "a6875721ff4fcbe2218405764da757c6f2f4ab09f50771e5412cda4158874283", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.15
[INFO] [stderr]     Checking linux-raw-sys v0.3.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking winnow v0.4.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking colorized v1.0.0
[INFO] [stderr]    Compiling indoc v2.0.1
[INFO] [stderr]     Checking no_color v0.1.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 aho-corasick v1.0.1
[INFO] [stderr]     Checking nom v7.1.3
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a6875721ff4fcbe2218405764da757c6f2f4ab09f50771e5412cda4158874283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6875721ff4fcbe2218405764da757c6f2f4ab09f50771e5412cda4158874283", kill_on_drop: false }`
[INFO] [stdout] a6875721ff4fcbe2218405764da757c6f2f4ab09f50771e5412cda4158874283