[INFO] cloning repository https://github.com/quiye/varust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quiye/varust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquiye%2Fvarust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquiye%2Fvarust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f13f5dae46ac69b5d365ddf67de4c272b35743b
[INFO] checking quiye/varust against try#7a89b05fa7ebfbb9dd798a7dbd888c0550beb838 for pr-109119
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquiye%2Fvarust" "/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/quiye/varust on toolchain 7a89b05fa7ebfbb9dd798a7dbd888c0550beb838
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7a89b05fa7ebfbb9dd798a7dbd888c0550beb838" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quiye/varust
[INFO] finished tweaking git repo https://github.com/quiye/varust
[INFO] tweaked toml for git repo https://github.com/quiye/varust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/quiye/varust 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" "+7a89b05fa7ebfbb9dd798a7dbd888c0550beb838" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e2a9e7e193985ba0d5a8221c3984785a9e0a75acc409a02815633ff67a1f464e" "/opt/rustwide/cargo-home/bin/cargo" "+7a89b05fa7ebfbb9dd798a7dbd888c0550beb838" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 749eae7967e5684b0118484effe14bc937c512f6dee2b5bbc722f4ce79f3fb7e
[INFO] running `Command { std: "docker" "start" "-a" "749eae7967e5684b0118484effe14bc937c512f6dee2b5bbc722f4ce79f3fb7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "749eae7967e5684b0118484effe14bc937c512f6dee2b5bbc722f4ce79f3fb7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "749eae7967e5684b0118484effe14bc937c512f6dee2b5bbc722f4ce79f3fb7e", kill_on_drop: false }`
[INFO] [stdout] 749eae7967e5684b0118484effe14bc937c512f6dee2b5bbc722f4ce79f3fb7e
[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:e2a9e7e193985ba0d5a8221c3984785a9e0a75acc409a02815633ff67a1f464e" "/opt/rustwide/cargo-home/bin/cargo" "+7a89b05fa7ebfbb9dd798a7dbd888c0550beb838" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 863299cbfcd16e4598a2d6a1958b42c51fbec6ccc28e9524bdf8966b709af27a
[INFO] running `Command { std: "docker" "start" "-a" "863299cbfcd16e4598a2d6a1958b42c51fbec6ccc28e9524bdf8966b709af27a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking yaml-rust v0.4.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr] LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] thread 'rustc' panicked at 'assertion failed: pos.get() <= self.position()', compiler/rustc_metadata/src/rmeta/encoder.rs:454:9
[INFO] [stderr] error: could not compile `proc-macro2` (lib)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `quote` (lib)
[INFO] [stderr] thread 'rustc' panicked at 'assertion failed: pos.get() <= self.position()', compiler/rustc_metadata/src/rmeta/encoder.rs:435:9
[INFO] [stderr] error: could not compile `clap` (lib)
[INFO] running `Command { std: "docker" "inspect" "863299cbfcd16e4598a2d6a1958b42c51fbec6ccc28e9524bdf8966b709af27a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "863299cbfcd16e4598a2d6a1958b42c51fbec6ccc28e9524bdf8966b709af27a", kill_on_drop: false }`
[INFO] [stdout] 863299cbfcd16e4598a2d6a1958b42c51fbec6ccc28e9524bdf8966b709af27a