[INFO] cloning repository https://github.com/shreyaspuducheri23/DS210_fMRI_analysis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shreyaspuducheri23/DS210_fMRI_analysis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreyaspuducheri23%2FDS210_fMRI_analysis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreyaspuducheri23%2FDS210_fMRI_analysis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17b2fcfd3d7b361322b9da63f329559784fb9f90
[INFO] checking shreyaspuducheri23/DS210_fMRI_analysis against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreyaspuducheri23%2FDS210_fMRI_analysis" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/shreyaspuducheri23/DS210_fMRI_analysis
[INFO] finished tweaking git repo https://github.com/shreyaspuducheri23/DS210_fMRI_analysis
[INFO] tweaked toml for git repo https://github.com/shreyaspuducheri23/DS210_fMRI_analysis written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shreyaspuducheri23/DS210_fMRI_analysis on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/shreyaspuducheri23/DS210_fMRI_analysis 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotters-svg v0.3.3
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.94
[INFO] [stderr]   Downloaded scratch v1.0.5
[INFO] [stderr]   Downloaded const-cstr v0.3.0
[INFO] [stderr]   Downloaded yeslogic-fontconfig-sys v3.2.0
[INFO] [stderr]   Downloaded plotters-backend v0.3.4
[INFO] [stderr]   Downloaded float-ord v0.2.0
[INFO] [stderr]   Downloaded simd-adler32 v0.3.5
[INFO] [stderr]   Downloaded fdeflate v0.3.0
[INFO] [stderr]   Downloaded freetype v0.7.0
[INFO] [stderr]   Downloaded core-text v19.2.0
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.1
[INFO] [stderr]   Downloaded ucd-trie v0.1.5
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.94
[INFO] [stderr]   Downloaded font-kit v0.11.0
[INFO] [stderr]   Downloaded cxx-build v1.0.94
[INFO] [stderr]   Downloaded pest v2.6.0
[INFO] [stderr]   Downloaded ttf-parser v0.15.2
[INFO] [stderr]   Downloaded plotters v0.3.4
[INFO] [stderr]   Downloaded png v0.17.8
[INFO] [stderr]   Downloaded cxx v1.0.94
[INFO] [stderr]   Downloaded bumpalo v3.12.1
[INFO] [stderr]   Downloaded pathfinder_geometry v0.5.1
[INFO] [stderr]   Downloaded syn v2.0.15
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded image v0.24.6
[INFO] [stderr]   Downloaded js-sys v0.3.61
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.2
[INFO] [stderr]   Downloaded libc v0.2.142
[INFO] [stderr]   Downloaded web-sys v0.3.61
[INFO] [stderr]   Downloaded freetype-sys v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a6493038c37dc9322e6a859807e10c14e56e3aaf1cdcca6248fea8d217c7c18
[INFO] running `Command { std: "docker" "start" "-a" "0a6493038c37dc9322e6a859807e10c14e56e3aaf1cdcca6248fea8d217c7c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a6493038c37dc9322e6a859807e10c14e56e3aaf1cdcca6248fea8d217c7c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6493038c37dc9322e6a859807e10c14e56e3aaf1cdcca6248fea8d217c7c18", kill_on_drop: false }`
[INFO] [stdout] 0a6493038c37dc9322e6a859807e10c14e56e3aaf1cdcca6248fea8d217c7c18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12d251493dbf47395994cf6b75dd6efc19287cba28d83f67ae223252afd93dba
[INFO] running `Command { std: "docker" "start" "-a" "12d251493dbf47395994cf6b75dd6efc19287cba28d83f67ae223252afd93dba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking simd-adler32 v0.3.5
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[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 yeslogic-fontconfig-sys v3.2.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking libloading v0.7.4
[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" "12d251493dbf47395994cf6b75dd6efc19287cba28d83f67ae223252afd93dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d251493dbf47395994cf6b75dd6efc19287cba28d83f67ae223252afd93dba", kill_on_drop: false }`
[INFO] [stdout] 12d251493dbf47395994cf6b75dd6efc19287cba28d83f67ae223252afd93dba