[INFO] fetching crate nalu 0.1.0...
[INFO] testing nalu-0.1.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate nalu 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate nalu 0.1.0
[INFO] finished tweaking crates.io crate nalu 0.1.0
[INFO] tweaked toml for crates.io crate nalu 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nalu 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 nalu 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]     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 clap_derive v3.2.18
[INFO] [stderr]   Downloaded signal-hook v0.3.14
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.13
[INFO] [stderr]   Downloaded rustc-demangle v0.1.21
[INFO] [stderr]   Downloaded indiscriminant v0.2.0
[INFO] [stderr]   Downloaded humansize v1.1.1
[INFO] [stderr]   Downloaded textwrap v0.16.0
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded alphanumeric-sort v1.4.4
[INFO] [stderr]   Downloaded addr2line v0.19.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.6
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.42.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.10.0
[INFO] [stderr]   Downloaded pyo3 v0.17.3
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.2
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.42.0
[INFO] [stderr]   Downloaded indiscriminant_impl v0.1.0
[INFO] [stderr]   Downloaded gimli v0.27.0
[INFO] [stderr]   Downloaded makai_waveform_db v0.1.0
[INFO] [stderr]   Downloaded parking_lot_core v0.9.5
[INFO] [stderr]   Downloaded tui_tiling v0.1.0
[INFO] [stderr]   Downloaded backtrace v0.3.67
[INFO] [stderr]   Downloaded clap v3.2.23
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.8
[INFO] [stderr]   Downloaded indoc v1.0.8
[INFO] [stderr]   Downloaded windows_i686_msvc v0.42.0
[INFO] [stderr]   Downloaded indiscriminant_lib v0.1.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.42.0
[INFO] [stderr]   Downloaded makai v0.1.0
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.17.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.49
[INFO] [stderr]   Downloaded tui v0.19.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.14
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded target-lexicon v0.12.5
[INFO] [stderr]   Downloaded pyo3-build-config v0.17.3
[INFO] [stderr]   Downloaded pyo3-ffi v0.17.3
[INFO] [stderr]   Downloaded object v0.30.1
[INFO] [stderr]   Downloaded pyo3-macros v0.17.3
[INFO] [stderr]   Downloaded crossterm_winapi v0.9.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.42.0
[INFO] [stderr]   Downloaded crossterm v0.25.0
[INFO] [stderr]   Downloaded makai_vcd_reader v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 18c33ecc3b4d003e862d8e3045da727997fbfd524ad00a962f981664b04799ea
[INFO] running `Command { std: "docker" "start" "-a" "18c33ecc3b4d003e862d8e3045da727997fbfd524ad00a962f981664b04799ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18c33ecc3b4d003e862d8e3045da727997fbfd524ad00a962f981664b04799ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c33ecc3b4d003e862d8e3045da727997fbfd524ad00a962f981664b04799ea", kill_on_drop: false }`
[INFO] [stdout] 18c33ecc3b4d003e862d8e3045da727997fbfd524ad00a962f981664b04799ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1c231f980bd0ab9008028c42e537790591fc31c02aae16d44aa203d63ea063be
[INFO] running `Command { std: "docker" "start" "-a" "1c231f980bd0ab9008028c42e537790591fc31c02aae16d44aa203d63ea063be", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling target-lexicon v0.12.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling gimli v0.27.0
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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 memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[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" "1c231f980bd0ab9008028c42e537790591fc31c02aae16d44aa203d63ea063be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c231f980bd0ab9008028c42e537790591fc31c02aae16d44aa203d63ea063be", kill_on_drop: false }`
[INFO] [stdout] 1c231f980bd0ab9008028c42e537790591fc31c02aae16d44aa203d63ea063be