[INFO] cloning repository https://github.com/guccyon/rust_risc_emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guccyon/rust_risc_emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguccyon%2Frust_risc_emu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguccyon%2Frust_risc_emu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e7018feeabb1e882b29f279281ade5bfe9ac87d
[INFO] testing guccyon/rust_risc_emu against master#0e21a27075a8c508f00d1a4430497f17ce93d5c9 for pr-98839
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguccyon%2Frust_risc_emu" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guccyon/rust_risc_emu on toolchain 0e21a27075a8c508f00d1a4430497f17ce93d5c9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guccyon/rust_risc_emu
[INFO] finished tweaking git repo https://github.com/guccyon/rust_risc_emu
[INFO] tweaked toml for git repo https://github.com/guccyon/rust_risc_emu written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/guccyon/rust_risc_emu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4172f67418cf9d4b5d2451b51d4b6364a98b184152905cbf59ff114f048f4fd6
[INFO] running `Command { std: "docker" "start" "-a" "4172f67418cf9d4b5d2451b51d4b6364a98b184152905cbf59ff114f048f4fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4172f67418cf9d4b5d2451b51d4b6364a98b184152905cbf59ff114f048f4fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4172f67418cf9d4b5d2451b51d4b6364a98b184152905cbf59ff114f048f4fd6", kill_on_drop: false }`
[INFO] [stdout] 4172f67418cf9d4b5d2451b51d4b6364a98b184152905cbf59ff114f048f4fd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a5ce34443c77790d5aeaffb693713d0a7dbdcf6366ecf579712b1c096790c83
[INFO] running `Command { std: "docker" "start" "-a" "5a5ce34443c77790d5aeaffb693713d0a7dbdcf6366ecf579712b1c096790c83", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr] LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `syn`
[INFO] running `Command { std: "docker" "inspect" "5a5ce34443c77790d5aeaffb693713d0a7dbdcf6366ecf579712b1c096790c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5ce34443c77790d5aeaffb693713d0a7dbdcf6366ecf579712b1c096790c83", kill_on_drop: false }`
[INFO] [stdout] 5a5ce34443c77790d5aeaffb693713d0a7dbdcf6366ecf579712b1c096790c83