[INFO] cloning repository https://github.com/silvio/rusota
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/silvio/rusota" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvio%2Frusota", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvio%2Frusota'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c8d4a7f80fc4726a395818dfb21069ce4c5a9bf
[INFO] checking silvio/rusota/5c8d4a7f80fc4726a395818dfb21069ce4c5a9bf against master#613bdd49978298648ed05ace086bd1ecad54b44a for pr-136458
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvio%2Frusota" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/silvio/rusota on toolchain 613bdd49978298648ed05ace086bd1ecad54b44a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/silvio/rusota
[INFO] finished tweaking git repo https://github.com/silvio/rusota
[INFO] tweaked toml for git repo https://github.com/silvio/rusota written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/silvio/rusota 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" "+613bdd49978298648ed05ace086bd1ecad54b44a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2-diagnostics v0.10.0
[INFO] [stderr]   Downloaded bitflags v2.2.1
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.15
[INFO] [stderr]   Downloaded ref-cast v1.0.15
[INFO] [stderr]   Downloaded tera v1.18.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc65a79e31ec19949a7a655687394ac3491b66bd23cf375972ada5ca91540165
[INFO] running `Command { std: "docker" "start" "-a" "dc65a79e31ec19949a7a655687394ac3491b66bd23cf375972ada5ca91540165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc65a79e31ec19949a7a655687394ac3491b66bd23cf375972ada5ca91540165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc65a79e31ec19949a7a655687394ac3491b66bd23cf375972ada5ca91540165", kill_on_drop: false }`
[INFO] [stdout] dc65a79e31ec19949a7a655687394ac3491b66bd23cf375972ada5ca91540165
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0df93d851c6ab4268fa372397fe0d51581f92eee8a9d04b1217c437f4edf993b
[INFO] running `Command { std: "docker" "start" "-a" "0df93d851c6ab4268fa372397fe0d51581f92eee8a9d04b1217c437f4edf993b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.156
[INFO] [stderr]    Compiling serde v1.0.156
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]     Checking futures-sink v0.3.27
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling time-core 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-macro2-1.0.52/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]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling time-macros v0.2.8
[INFO] [stderr]     Checking futures-io v0.3.27
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.0
[INFO] [stderr]    Compiling cookie v0.17.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.7
[INFO] [stderr]    Compiling ref-cast v1.0.15
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rustix v0.36.9
[INFO] [stderr]    Compiling pin-utils v0.1.0
[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" "0df93d851c6ab4268fa372397fe0d51581f92eee8a9d04b1217c437f4edf993b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0df93d851c6ab4268fa372397fe0d51581f92eee8a9d04b1217c437f4edf993b", kill_on_drop: false }`
[INFO] [stdout] 0df93d851c6ab4268fa372397fe0d51581f92eee8a9d04b1217c437f4edf993b