[INFO] cloning repository https://github.com/pacman82/backtracking
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacman82/backtracking" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking/refs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/pacman82/backtracking
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacman82/backtracking" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking'...
[INFO] [stderr] error: copy-fd: write returned: No space left on device
[INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/update.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking/hooks/update.sample': No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/pacman82/backtracking
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacman82/backtracking" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking/branches/: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 3)
[INFO] cloning repository https://github.com/pacman82/backtracking
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacman82/backtracking" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 4)
[INFO] cloning repository https://github.com/pacman82/backtracking
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacman82/backtracking" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 5)
[INFO] cloning repository https://github.com/pacman82/backtracking
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacman82/backtracking" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 6)
[INFO] cloning repository https://github.com/pacman82/backtracking
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacman82/backtracking" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 7)
[INFO] cloning repository https://github.com/pacman82/backtracking
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacman82/backtracking" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 8)
[INFO] cloning repository https://github.com/pacman82/backtracking
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacman82/backtracking" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 299fa649700ddad6ab96fd74fac1d75ae5f9806a
[INFO] checking pacman82/backtracking against master#ecb170afc878648c3ae355dbd596c8e4b6f7ebdc for pr-139022
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacman82%2Fbacktracking" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pacman82/backtracking on toolchain ecb170afc878648c3ae355dbd596c8e4b6f7ebdc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pacman82/backtracking
[INFO] finished tweaking git repo https://github.com/pacman82/backtracking
[INFO] tweaked toml for git repo https://github.com/pacman82/backtracking written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pacman82/backtracking 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" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4d8877ee813b5e16bc0732c950a25a2875fbc6f15f58c73e56e584378bfa0a5
[INFO] running `Command { std: "docker" "start" "-a" "e4d8877ee813b5e16bc0732c950a25a2875fbc6f15f58c73e56e584378bfa0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4d8877ee813b5e16bc0732c950a25a2875fbc6f15f58c73e56e584378bfa0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d8877ee813b5e16bc0732c950a25a2875fbc6f15f58c73e56e584378bfa0a5", kill_on_drop: false }`
[INFO] [stdout] e4d8877ee813b5e16bc0732c950a25a2875fbc6f15f58c73e56e584378bfa0a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb7d3226e5804b443f952e567de8184d6b7bf9874efaeb1f626d2170621c2cac
[INFO] running `Command { std: "docker" "start" "-a" "cb7d3226e5804b443f952e567de8184d6b7bf9874efaeb1f626d2170621c2cac", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: write /var/lib/docker/containers/cb7d3226e5804b443f952e567de8184d6b7bf9874efaeb1f626d2170621c2cac/hosts: no space left on device
[INFO] running `Command { std: "docker" "inspect" "cb7d3226e5804b443f952e567de8184d6b7bf9874efaeb1f626d2170621c2cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb7d3226e5804b443f952e567de8184d6b7bf9874efaeb1f626d2170621c2cac", kill_on_drop: false }`
[INFO] [stdout] cb7d3226e5804b443f952e567de8184d6b7bf9874efaeb1f626d2170621c2cac