[INFO] cloning repository https://github.com/MyK00L/tsuikaban_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MyK00L/tsuikaban_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMyK00L%2Ftsuikaban_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMyK00L%2Ftsuikaban_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02f5b10914b65140f619586c6f75e86913a25a43
[INFO] checking MyK00L/tsuikaban_rs against master#05eac57ef6668c9d181b65aceb96b1e7881f60be for pr-127656
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMyK00L%2Ftsuikaban_rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MyK00L/tsuikaban_rs on toolchain 05eac57ef6668c9d181b65aceb96b1e7881f60be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MyK00L/tsuikaban_rs
[INFO] finished tweaking git repo https://github.com/MyK00L/tsuikaban_rs
[INFO] tweaked toml for git repo https://github.com/MyK00L/tsuikaban_rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MyK00L/tsuikaban_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" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "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
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking MyK00L/tsuikaban_rs against try#0c9c19b42881b7ee3d3f268d2369726c7f8dddfd for pr-127656
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMyK00L%2Ftsuikaban_rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MyK00L/tsuikaban_rs on toolchain 0c9c19b42881b7ee3d3f268d2369726c7f8dddfd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MyK00L/tsuikaban_rs
[INFO] finished tweaking git repo https://github.com/MyK00L/tsuikaban_rs
[INFO] tweaked toml for git repo https://github.com/MyK00L/tsuikaban_rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MyK00L/tsuikaban_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" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bincode v2.0.0-rc.2
[INFO] [stderr]   Downloaded bincode_derive v2.0.0-rc.2
[INFO] [stderr]   Downloaded virtue v0.0.8
[INFO] [stderr]   Downloaded quad-wasmnastics v0.3.0
[INFO] [stderr]   Downloaded quad-snd v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03ca1b82486cf0619b51aa925e41f2d892cac233e77d4e015a5a2872e5d83450
[INFO] running `Command { std: "docker" "start" "-a" "03ca1b82486cf0619b51aa925e41f2d892cac233e77d4e015a5a2872e5d83450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03ca1b82486cf0619b51aa925e41f2d892cac233e77d4e015a5a2872e5d83450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03ca1b82486cf0619b51aa925e41f2d892cac233e77d4e015a5a2872e5d83450", kill_on_drop: false }`
[INFO] [stdout] 03ca1b82486cf0619b51aa925e41f2d892cac233e77d4e015a5a2872e5d83450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 228c52ecc4b30c03a21b82c07810097a65b558e11df32bdf9ea3b5e41f2d7d32
[INFO] running `Command { std: "docker" "start" "-a" "228c52ecc4b30c03a21b82c07810097a65b558e11df32bdf9ea3b5e41f2d7d32", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/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]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "228c52ecc4b30c03a21b82c07810097a65b558e11df32bdf9ea3b5e41f2d7d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "228c52ecc4b30c03a21b82c07810097a65b558e11df32bdf9ea3b5e41f2d7d32", kill_on_drop: false }`
[INFO] [stdout] 228c52ecc4b30c03a21b82c07810097a65b558e11df32bdf9ea3b5e41f2d7d32