[INFO] cloning repository https://github.com/rishiad/MiniSLAM.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rishiad/MiniSLAM.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishiad%2FMiniSLAM.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishiad%2FMiniSLAM.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4644b9955749a1c7e0f49fc38a78b3b766f2077f
[INFO] testing rishiad/MiniSLAM.rs/4644b9955749a1c7e0f49fc38a78b3b766f2077f against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishiad%2FMiniSLAM.rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rishiad/MiniSLAM.rs
[INFO] finished tweaking git repo https://github.com/rishiad/MiniSLAM.rs
[INFO] tweaked toml for git repo https://github.com/rishiad/MiniSLAM.rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rishiad/MiniSLAM.rs on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rishiad/MiniSLAM.rs 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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ffmpeg-sys v4.3.3
[INFO] [stderr]   Downloaded dunce v1.0.3
[INFO] [stderr]   Downloaded wide v0.7.8
[INFO] [stderr]   Downloaded minifb v0.24.0
[INFO] [stderr]   Downloaded ffmpeg v0.3.0
[INFO] [stderr]   Downloaded chrono v0.4.25
[INFO] [stderr]   Downloaded clang v2.0.0
[INFO] [stderr]   Downloaded opencv v0.83.0
[INFO] [stderr]   Downloaded orbclient v0.3.44
[INFO] [stderr]   Downloaded opencv-binding-generator v0.67.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bbc28f98eb43d0bb65849ca4f0bef690d7612284f6f0e5d83ed0a5fc1547f4e
[INFO] running `Command { std: "docker" "start" "-a" "5bbc28f98eb43d0bb65849ca4f0bef690d7612284f6f0e5d83ed0a5fc1547f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bbc28f98eb43d0bb65849ca4f0bef690d7612284f6f0e5d83ed0a5fc1547f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bbc28f98eb43d0bb65849ca4f0bef690d7612284f6f0e5d83ed0a5fc1547f4e", kill_on_drop: false }`
[INFO] [stdout] 5bbc28f98eb43d0bb65849ca4f0bef690d7612284f6f0e5d83ed0a5fc1547f4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2561a9ecc1b6809d4637838046a578f1298132716c28612d6382b43d7736b4b7
[INFO] running `Command { std: "docker" "start" "-a" "2561a9ecc1b6809d4637838046a578f1298132716c28612d6382b43d7736b4b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling bytemuck v1.13.1
[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 xml-rs v0.8.4
[INFO] [stderr]    Compiling simd-adler32 v0.3.5
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termcolor v1.2.0
[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" "2561a9ecc1b6809d4637838046a578f1298132716c28612d6382b43d7736b4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2561a9ecc1b6809d4637838046a578f1298132716c28612d6382b43d7736b4b7", kill_on_drop: false }`
[INFO] [stdout] 2561a9ecc1b6809d4637838046a578f1298132716c28612d6382b43d7736b4b7