[INFO] cloning repository https://github.com/thomasMilesTgm/shrubbery
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomasMilesTgm/shrubbery" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FthomasMilesTgm%2Fshrubbery", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FthomasMilesTgm%2Fshrubbery'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bc0d4e4b23622e2ae2f35b13e66b9fadea43005
[INFO] checking thomasMilesTgm/shrubbery against master#e9182f195b8505c87c4bd055b9f6e114ccda0981 for pr-144098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FthomasMilesTgm%2Fshrubbery" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thomasMilesTgm/shrubbery
[INFO] finished tweaking git repo https://github.com/thomasMilesTgm/shrubbery
[INFO] tweaked toml for git repo https://github.com/thomasMilesTgm/shrubbery written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thomasMilesTgm/shrubbery on toolchain e9182f195b8505c87c4bd055b9f6e114ccda0981
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thomasMilesTgm/shrubbery 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" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-2-tc1/source/Cargo.toml: unused manifest key: workspace.default_members
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/gr/ap/graphviz-rust, error: No space left on device (os error 28)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded into-attr v0.1.1
[INFO] [stderr]   Downloaded dot-structures v0.1.1
[INFO] [stderr]   Downloaded graphviz-rust v0.9.3
[INFO] [stderr]   Downloaded dot-generator v0.2.0
[INFO] [stderr]   Downloaded into-attr-derive v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa8850bf4d6517a635badc174d6d94ace252d418d7d7d4dc19c9bafa77574a02
[INFO] running `Command { std: "docker" "start" "-a" "fa8850bf4d6517a635badc174d6d94ace252d418d7d7d4dc19c9bafa77574a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa8850bf4d6517a635badc174d6d94ace252d418d7d7d4dc19c9bafa77574a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa8850bf4d6517a635badc174d6d94ace252d418d7d7d4dc19c9bafa77574a02", kill_on_drop: false }`
[INFO] [stdout] fa8850bf4d6517a635badc174d6d94ace252d418d7d7d4dc19c9bafa77574a02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01d243127ceac0a18c59f5f006765834dc1c91c6a9f8ca5740944b35c69eaf91
[INFO] running `Command { std: "docker" "start" "-a" "01d243127ceac0a18c59f5f006765834dc1c91c6a9f8ca5740944b35c69eaf91", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: workspace.default_members
[INFO] [stderr] error: failed to select a version for the requirement `graphviz-rust = "^0.9.0"` (locked to 0.9.3)
[INFO] [stderr] candidate versions found which didn't match: 0.6.4, 0.6.3, 0.6.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `shrubbery v0.1.1 (/opt/rustwide/workdir/crates/shrubbery)`
[INFO] [stderr] As a reminder, you're using offline mode (--frozen) which can sometimes cause surprising resolution failures, if this error is too confusing you may wish to retry without `--frozen`.
[INFO] running `Command { std: "docker" "inspect" "01d243127ceac0a18c59f5f006765834dc1c91c6a9f8ca5740944b35c69eaf91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d243127ceac0a18c59f5f006765834dc1c91c6a9f8ca5740944b35c69eaf91", kill_on_drop: false }`
[INFO] [stdout] 01d243127ceac0a18c59f5f006765834dc1c91c6a9f8ca5740944b35c69eaf91