[INFO] cloning repository https://github.com/tk-nguyen/qr-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tk-nguyen/qr-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftk-nguyen%2Fqr-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftk-nguyen%2Fqr-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de8ec9207ff844e89ae2d79e25d4752c79ff2f84
[INFO] testing tk-nguyen/qr-generator against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftk-nguyen%2Fqr-generator" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tk-nguyen/qr-generator
[INFO] finished tweaking git repo https://github.com/tk-nguyen/qr-generator
[INFO] tweaked toml for git repo https://github.com/tk-nguyen/qr-generator written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tk-nguyen/qr-generator on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tk-nguyen/qr-generator 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miette-derive v5.8.0
[INFO] [stderr]   Downloaded supports-color v2.0.0
[INFO] [stderr]   Downloaded smawk v0.3.1
[INFO] [stderr]   Downloaded strict-num v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.85
[INFO] [stderr]   Downloaded miette v5.8.0
[INFO] [stderr]   Downloaded anstyle-parse v0.2.0
[INFO] [stderr]   Downloaded anstream v0.3.2
[INFO] [stderr]   Downloaded fontdb v0.10.0
[INFO] [stderr]   Downloaded fontconfig-parser v0.5.2
[INFO] [stderr]   Downloaded roxmltree v0.18.0
[INFO] [stderr]   Downloaded unicode-general-category v0.6.0
[INFO] [stderr]   Downloaded clap v4.2.7
[INFO] [stderr]   Downloaded usvg v0.28.0
[INFO] [stderr]   Downloaded resvg v0.28.0
[INFO] [stderr]   Downloaded fast_qr v0.8.6
[INFO] [stderr]   Downloaded png v0.17.6
[INFO] [stderr]   Downloaded unicode-script v0.5.5
[INFO] [stderr]   Downloaded clap_builder v4.2.7
[INFO] [stderr]   Downloaded syn v2.0.15
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.85
[INFO] [stderr]   Downloaded rustybuzz v0.6.0
[INFO] [stderr]   Downloaded bumpalo v3.12.2
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.4
[INFO] [stderr]   Downloaded rustix v0.37.19
[INFO] [stderr]   Downloaded xmlparser v0.13.5
[INFO] [stderr]   Downloaded roxmltree v0.15.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.85
[INFO] [stderr]   Downloaded usvg-text-layout v0.28.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.85
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.85
[INFO] [stderr]   Downloaded anstyle-wincon v1.0.1
[INFO] [stderr]   Downloaded anstyle v1.0.0
[INFO] [stderr]   Downloaded rgb v0.8.36
[INFO] [stderr]   Downloaded svgfilters v0.4.0
[INFO] [stderr]   Downloaded data-url v0.2.0
[INFO] [stderr]   Downloaded imagesize v0.10.1
[INFO] [stderr]   Downloaded simplecss v0.2.1
[INFO] [stderr]   Downloaded quote v1.0.27
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.7
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76a356cd1502e9d9f88fd546009e5448fed99aaefbe0d1c6e30a7303d76440ed
[INFO] running `Command { std: "docker" "start" "-a" "76a356cd1502e9d9f88fd546009e5448fed99aaefbe0d1c6e30a7303d76440ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76a356cd1502e9d9f88fd546009e5448fed99aaefbe0d1c6e30a7303d76440ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76a356cd1502e9d9f88fd546009e5448fed99aaefbe0d1c6e30a7303d76440ed", kill_on_drop: false }`
[INFO] [stdout] 76a356cd1502e9d9f88fd546009e5448fed99aaefbe0d1c6e30a7303d76440ed
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7adbeefbc7563b86d69dbbbd841c17f6223ab84e6c0a193775413cc3496a2ba
[INFO] running `Command { std: "docker" "start" "-a" "b7adbeefbc7563b86d69dbbbd841c17f6223ab84e6c0a193775413cc3496a2ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling bytemuck v1.13.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling xmlparser v0.13.5
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling strict-num v0.1.0
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling unicode-general-category v0.6.0
[INFO] [stderr]    Compiling ttf-parser v0.17.1
[INFO] [stderr]    Compiling roxmltree v0.18.0
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 cc v1.0.79
[INFO] [stderr]    Compiling svgtypes v0.8.2
[INFO] [stderr]    Compiling roxmltree v0.15.1
[INFO] [stderr]    Compiling kurbo v0.8.3
[INFO] [stderr]    Compiling simplecss v0.2.1
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[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" "b7adbeefbc7563b86d69dbbbd841c17f6223ab84e6c0a193775413cc3496a2ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7adbeefbc7563b86d69dbbbd841c17f6223ab84e6c0a193775413cc3496a2ba", kill_on_drop: false }`
[INFO] [stdout] b7adbeefbc7563b86d69dbbbd841c17f6223ab84e6c0a193775413cc3496a2ba