[INFO] fetching crate nana 0.1.0...
[INFO] testing nana-0.1.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate nana 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate nana 0.1.0
[INFO] finished tweaking crates.io crate nana 0.1.0
[INFO] tweaked toml for crates.io crate nana 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nana 0.1.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nana 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cacache v10.0.1
[INFO] [stderr]   Downloaded validator_types v0.16.0
[INFO] [stderr]   Downloaded reqwest-middleware v0.1.6
[INFO] [stderr]   Downloaded semver_rs v0.2.0
[INFO] [stderr]   Downloaded if_chain v1.0.2
[INFO] [stderr]   Downloaded validator_derive v0.16.0
[INFO] [stderr]   Downloaded validator v0.16.0
[INFO] [stderr]   Downloaded syn v1.0.102
[INFO] [stderr]   Downloaded async-recursion v1.0.0
[INFO] [stderr]   Downloaded clap_lex v0.3.0
[INFO] [stderr]   Downloaded hex v0.3.2
[INFO] [stderr]   Downloaded miette-derive v4.7.1
[INFO] [stderr]   Downloaded sha-1 v0.8.2
[INFO] [stderr]   Downloaded miette v4.7.1
[INFO] [stderr]   Downloaded typed-builder v0.10.0
[INFO] [stderr]   Downloaded package_json_schema v0.1.2
[INFO] [stderr]   Downloaded openssl v0.10.42
[INFO] [stderr]   Downloaded http-serde v1.1.2
[INFO] [stderr]   Downloaded reqwest v0.11.12
[INFO] [stderr]   Downloaded console v0.15.2
[INFO] [stderr]   Downloaded openssl-sys v0.9.76
[INFO] [stderr]   Downloaded clap v4.0.15
[INFO] [stderr]   Downloaded http-cache v0.7.0
[INFO] [stderr]   Downloaded native-tls v0.2.10
[INFO] [stderr]   Downloaded ssri v7.0.0
[INFO] [stderr]   Downloaded task-local-extensions v0.1.3
[INFO] [stderr]   Downloaded serde_json v1.0.86
[INFO] [stderr]   Downloaded base64 v0.10.1
[INFO] [stderr]   Downloaded http-cache-semantics v1.0.1
[INFO] [stderr]   Downloaded http-cache-reqwest v0.5.0
[INFO] [stderr]   Downloaded indicatif v0.17.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5738a900f18f9c3610889ab7a89b66fd32088fb0e162bf7cdd2410de33d1aade
[INFO] running `Command { std: "docker" "start" "-a" "5738a900f18f9c3610889ab7a89b66fd32088fb0e162bf7cdd2410de33d1aade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5738a900f18f9c3610889ab7a89b66fd32088fb0e162bf7cdd2410de33d1aade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5738a900f18f9c3610889ab7a89b66fd32088fb0e162bf7cdd2410de33d1aade", kill_on_drop: false }`
[INFO] [stdout] 5738a900f18f9c3610889ab7a89b66fd32088fb0e162bf7cdd2410de33d1aade
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 265bb6cfaffabf0e103f7e0e981b1a8892a7563d19f3ce01666e72c0085f9351
[INFO] running `Command { std: "docker" "start" "-a" "265bb6cfaffabf0e103f7e0e981b1a8892a7563d19f3ce01666e72c0085f9351", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-io v0.3.24
[INFO] [stderr]    Compiling itoa v1.0.4
[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]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling futures-sink v0.3.24
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling cc v1.0.73
[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" "265bb6cfaffabf0e103f7e0e981b1a8892a7563d19f3ce01666e72c0085f9351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265bb6cfaffabf0e103f7e0e981b1a8892a7563d19f3ce01666e72c0085f9351", kill_on_drop: false }`
[INFO] [stdout] 265bb6cfaffabf0e103f7e0e981b1a8892a7563d19f3ce01666e72c0085f9351