[INFO] fetching crate rni 0.3.5...
[INFO] testing rni-0.3.5 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate rni 0.3.5 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rni 0.3.5
[INFO] finished tweaking crates.io crate rni 0.3.5
[INFO] tweaked toml for crates.io crate rni 0.3.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rni 0.3.5 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rni 0.3.5 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1aeab8e83b701068633e8ed76d8c086fbc4fedc1665461336e1f828b7b73b6c2
[INFO] running `Command { std: "docker" "start" "-a" "1aeab8e83b701068633e8ed76d8c086fbc4fedc1665461336e1f828b7b73b6c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1aeab8e83b701068633e8ed76d8c086fbc4fedc1665461336e1f828b7b73b6c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aeab8e83b701068633e8ed76d8c086fbc4fedc1665461336e1f828b7b73b6c2", kill_on_drop: false }`
[INFO] [stdout] 1aeab8e83b701068633e8ed76d8c086fbc4fedc1665461336e1f828b7b73b6c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf4cb979b211f127d3e1ca40b14fdc14cf9a9ee1f0e95da1b5ce3da54c376257
[INFO] running `Command { std: "docker" "start" "-a" "cf4cb979b211f127d3e1ca40b14fdc14cf9a9ee1f0e95da1b5ce3da54c376257", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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] [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" "cf4cb979b211f127d3e1ca40b14fdc14cf9a9ee1f0e95da1b5ce3da54c376257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4cb979b211f127d3e1ca40b14fdc14cf9a9ee1f0e95da1b5ce3da54c376257", kill_on_drop: false }`
[INFO] [stdout] cf4cb979b211f127d3e1ca40b14fdc14cf9a9ee1f0e95da1b5ce3da54c376257