[INFO] cloning repository https://github.com/Tairesh/geometry
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tairesh/geometry" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTairesh%2Fgeometry", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTairesh%2Fgeometry'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bad435b2298a00d3df721bd2bfd09c292d6d4985
[INFO] checking Tairesh/geometry against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTairesh%2Fgeometry" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tairesh/geometry on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tairesh/geometry
[INFO] finished tweaking git repo https://github.com/Tairesh/geometry
[INFO] tweaked toml for git repo https://github.com/Tairesh/geometry written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Tairesh/geometry 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded line_drawing v1.0.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.52
[INFO] [stderr]   Downloaded vek v0.15.10
[INFO] [stderr]   Downloaded syn v2.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16ec2ba6ffd08d49d74f81330c08577d571d43f5527af0dcc73867d4dd33fb77
[INFO] running `Command { std: "docker" "start" "-a" "16ec2ba6ffd08d49d74f81330c08577d571d43f5527af0dcc73867d4dd33fb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16ec2ba6ffd08d49d74f81330c08577d571d43f5527af0dcc73867d4dd33fb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ec2ba6ffd08d49d74f81330c08577d571d43f5527af0dcc73867d4dd33fb77", kill_on_drop: false }`
[INFO] [stdout] 16ec2ba6ffd08d49d74f81330c08577d571d43f5527af0dcc73867d4dd33fb77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f84ed9e65357838a66a3a69634fa39b96291c4ea64e56223256a2a086f6d107a
[INFO] running `Command { std: "docker" "start" "-a" "f84ed9e65357838a66a3a69634fa39b96291c4ea64e56223256a2a086f6d107a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling semver v1.0.9
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking line_drawing v1.0.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f84ed9e65357838a66a3a69634fa39b96291c4ea64e56223256a2a086f6d107a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84ed9e65357838a66a3a69634fa39b96291c4ea64e56223256a2a086f6d107a", kill_on_drop: false }`
[INFO] [stdout] f84ed9e65357838a66a3a69634fa39b96291c4ea64e56223256a2a086f6d107a