[INFO] cloning repository https://github.com/mranv/search.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mranv/search.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmranv%2Fsearch.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmranv%2Fsearch.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9778b679cd20a14a5a4863b15b5cf846ee60020
[INFO] checking mranv/search.rs against 165655a2f1981fef27b31c547ad7631979fc5139 for pr-160235
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmranv%2Fsearch.rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mranv/search.rs
[INFO] finished tweaking git repo https://github.com/mranv/search.rs
[INFO] tweaked toml for git repo https://github.com/mranv/search.rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mranv/search.rs on toolchain 165655a2f1981fef27b31c547ad7631979fc5139
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mranv/search.rs 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" "+165655a2f1981fef27b31c547ad7631979fc5139" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded poppler-rs v0.21.0
[INFO] [stderr]   Downloaded chunked_transfer v1.4.1
[INFO] [stderr]   Downloaded system-deps v6.0.4
[INFO] [stderr]   Downloaded toml v0.7.3
[INFO] [stderr]   Downloaded thiserror v1.0.39
[INFO] [stderr]   Downloaded cairo-sys-rs v0.17.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.39
[INFO] [stderr]   Downloaded futures-macro v0.3.27
[INFO] [stderr]   Downloaded toml_datetime v0.6.1
[INFO] [stderr]   Downloaded gobject-sys v0.17.4
[INFO] [stderr]   Downloaded futures-executor v0.3.27
[INFO] [stderr]   Downloaded cfg-expr v0.14.0
[INFO] [stderr]   Downloaded glib-macros v0.17.6
[INFO] [stderr]   Downloaded glib-sys v0.17.4
[INFO] [stderr]   Downloaded cairo-rs v0.17.0
[INFO] [stderr]   Downloaded winnow v0.4.1
[INFO] [stderr]   Downloaded futures-util v0.3.27
[INFO] [stderr]   Downloaded glib v0.17.5
[INFO] [stderr]   Downloaded gio v0.17.4
[INFO] [stderr]   Downloaded toml_edit v0.19.8
[INFO] [stderr]   Downloaded libc v0.2.140
[INFO] [stderr]   Downloaded gio-sys v0.17.4
[INFO] [stderr]   Downloaded poppler-sys-rs v0.21.0
[INFO] [stderr]   Downloaded serde_spanned v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a5bb5bdc96a84a2844a79cea662de5c15b67df86a9d2a77281df2b66ceebf087
[INFO] running `Command { std: "docker" "start" "a5bb5bdc96a84a2844a79cea662de5c15b67df86a9d2a77281df2b66ceebf087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5bb5bdc96a84a2844a79cea662de5c15b67df86a9d2a77281df2b66ceebf087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a5bb5bdc96a84a2844a79cea662de5c15b67df86a9d2a77281df2b66ceebf087" "/opt/rustwide/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5bb5bdc96a84a2844a79cea662de5c15b67df86a9d2a77281df2b66ceebf087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a5bb5bdc96a84a2844a79cea662de5c15b67df86a9d2a77281df2b66ceebf087" "/opt/rustwide/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling gio v0.17.4
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking chunked_transfer v1.4.1
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking futures-channel v0.3.28
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling cfg-expr v0.14.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a5bb5bdc96a84a2844a79cea662de5c15b67df86a9d2a77281df2b66ceebf087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5bb5bdc96a84a2844a79cea662de5c15b67df86a9d2a77281df2b66ceebf087", kill_on_drop: false }`
[INFO] [stdout] a5bb5bdc96a84a2844a79cea662de5c15b67df86a9d2a77281df2b66ceebf087
