[INFO] cloning repository https://github.com/tom-blk/prometheus-rust-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tom-blk/prometheus-rust-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-blk%2Fprometheus-rust-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-blk%2Fprometheus-rust-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73601e2c482e4b892ec79e0958ef325a9754469c
[INFO] checking tom-blk/prometheus-rust-server against master#05eac57ef6668c9d181b65aceb96b1e7881f60be for pr-127656
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-blk%2Fprometheus-rust-server" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tom-blk/prometheus-rust-server 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/tom-blk/prometheus-rust-server
[INFO] finished tweaking git repo https://github.com/tom-blk/prometheus-rust-server
[INFO] tweaked toml for git repo https://github.com/tom-blk/prometheus-rust-server written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tom-blk/prometheus-rust-server 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]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding getrandom v0.2.15
[INFO] [stderr]       Adding ppv-lite86 v0.2.17
[INFO] [stderr]       Adding rand v0.8.5
[INFO] [stderr]       Adding rand_chacha v0.3.1
[INFO] [stderr]       Adding rand_core v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d771f78c1cb2a86c1dbc776eb8f8814ea3260f04a5caeafc3b4db5b1338ba10a
[INFO] running `Command { std: "docker" "start" "-a" "d771f78c1cb2a86c1dbc776eb8f8814ea3260f04a5caeafc3b4db5b1338ba10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d771f78c1cb2a86c1dbc776eb8f8814ea3260f04a5caeafc3b4db5b1338ba10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d771f78c1cb2a86c1dbc776eb8f8814ea3260f04a5caeafc3b4db5b1338ba10a", kill_on_drop: false }`
[INFO] [stdout] d771f78c1cb2a86c1dbc776eb8f8814ea3260f04a5caeafc3b4db5b1338ba10a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1d8e99b58b21280049cfc8d50caa6cd51fc8162ab43cf69fbb6ebf282bd0551
[INFO] running `Command { std: "docker" "start" "-a" "e1d8e99b58b21280049cfc8d50caa6cd51fc8162ab43cf69fbb6ebf282bd0551", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug/.fingerprint/icu_locid_transform-ddbcc75103cdef74`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "e1d8e99b58b21280049cfc8d50caa6cd51fc8162ab43cf69fbb6ebf282bd0551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d8e99b58b21280049cfc8d50caa6cd51fc8162ab43cf69fbb6ebf282bd0551", kill_on_drop: false }`
[INFO] [stdout] e1d8e99b58b21280049cfc8d50caa6cd51fc8162ab43cf69fbb6ebf282bd0551
[INFO] checking tom-blk/prometheus-rust-server against try#0c9c19b42881b7ee3d3f268d2369726c7f8dddfd for pr-127656
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-blk%2Fprometheus-rust-server" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tom-blk/prometheus-rust-server 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/tom-blk/prometheus-rust-server
[INFO] finished tweaking git repo https://github.com/tom-blk/prometheus-rust-server
[INFO] tweaked toml for git repo https://github.com/tom-blk/prometheus-rust-server written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tom-blk/prometheus-rust-server 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]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding getrandom v0.2.15
[INFO] [stderr]       Adding ppv-lite86 v0.2.17
[INFO] [stderr]       Adding rand v0.8.5
[INFO] [stderr]       Adding rand_chacha v0.3.1
[INFO] [stderr]       Adding rand_core v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7f10371b37e23f68b5b30dbe6e834c0442630a0f065800fd17d1e5d01fd40f4c
[INFO] running `Command { std: "docker" "start" "-a" "7f10371b37e23f68b5b30dbe6e834c0442630a0f065800fd17d1e5d01fd40f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f10371b37e23f68b5b30dbe6e834c0442630a0f065800fd17d1e5d01fd40f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f10371b37e23f68b5b30dbe6e834c0442630a0f065800fd17d1e5d01fd40f4c", kill_on_drop: false }`
[INFO] [stdout] 7f10371b37e23f68b5b30dbe6e834c0442630a0f065800fd17d1e5d01fd40f4c
[INFO] checking tom-blk/prometheus-rust-server against try#0c9c19b42881b7ee3d3f268d2369726c7f8dddfd for pr-127656
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-blk%2Fprometheus-rust-server" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tom-blk/prometheus-rust-server 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/tom-blk/prometheus-rust-server
[INFO] finished tweaking git repo https://github.com/tom-blk/prometheus-rust-server
[INFO] tweaked toml for git repo https://github.com/tom-blk/prometheus-rust-server written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tom-blk/prometheus-rust-server 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]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding getrandom v0.2.15
[INFO] [stderr]       Adding ppv-lite86 v0.2.17
[INFO] [stderr]       Adding rand v0.8.5
[INFO] [stderr]       Adding rand_chacha v0.3.1
[INFO] [stderr]       Adding rand_core v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0a4b1d32bbec4147da68f3d15c4bfb6300895dd266cb23202367532420c3b1fa
[INFO] running `Command { std: "docker" "start" "-a" "0a4b1d32bbec4147da68f3d15c4bfb6300895dd266cb23202367532420c3b1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a4b1d32bbec4147da68f3d15c4bfb6300895dd266cb23202367532420c3b1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a4b1d32bbec4147da68f3d15c4bfb6300895dd266cb23202367532420c3b1fa", kill_on_drop: false }`
[INFO] [stdout] 0a4b1d32bbec4147da68f3d15c4bfb6300895dd266cb23202367532420c3b1fa
[INFO] checking tom-blk/prometheus-rust-server against try#0c9c19b42881b7ee3d3f268d2369726c7f8dddfd for pr-127656
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-blk%2Fprometheus-rust-server" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tom-blk/prometheus-rust-server 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/tom-blk/prometheus-rust-server
[INFO] finished tweaking git repo https://github.com/tom-blk/prometheus-rust-server
[INFO] tweaked toml for git repo https://github.com/tom-blk/prometheus-rust-server written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tom-blk/prometheus-rust-server 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]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding getrandom v0.2.15
[INFO] [stderr]       Adding ppv-lite86 v0.2.17
[INFO] [stderr]       Adding rand v0.8.5
[INFO] [stderr]       Adding rand_chacha v0.3.1
[INFO] [stderr]       Adding rand_core v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4df0bd7d1e2c205526285b2408d8240d65ab81b5669a0e6a6c44e79dc5b8ac1f
[INFO] running `Command { std: "docker" "start" "-a" "4df0bd7d1e2c205526285b2408d8240d65ab81b5669a0e6a6c44e79dc5b8ac1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4df0bd7d1e2c205526285b2408d8240d65ab81b5669a0e6a6c44e79dc5b8ac1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df0bd7d1e2c205526285b2408d8240d65ab81b5669a0e6a6c44e79dc5b8ac1f", kill_on_drop: false }`
[INFO] [stdout] 4df0bd7d1e2c205526285b2408d8240d65ab81b5669a0e6a6c44e79dc5b8ac1f
[INFO] checking tom-blk/prometheus-rust-server against try#0c9c19b42881b7ee3d3f268d2369726c7f8dddfd for pr-127656
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-blk%2Fprometheus-rust-server" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tom-blk/prometheus-rust-server 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/tom-blk/prometheus-rust-server
[INFO] finished tweaking git repo https://github.com/tom-blk/prometheus-rust-server
[INFO] tweaked toml for git repo https://github.com/tom-blk/prometheus-rust-server written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tom-blk/prometheus-rust-server 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]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding getrandom v0.2.15
[INFO] [stderr]       Adding ppv-lite86 v0.2.17
[INFO] [stderr]       Adding rand v0.8.5
[INFO] [stderr]       Adding rand_chacha v0.3.1
[INFO] [stderr]       Adding rand_core v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] [stderr] Error response from daemon: write /var/lib/docker/containers/e67fd890632e82ac968507cf9281059e37bd86a3beb684d444c9f513e5a5cf62/.tmp-hostconfig.json2503035703: no space left on device
[INFO] checking tom-blk/prometheus-rust-server against try#0c9c19b42881b7ee3d3f268d2369726c7f8dddfd for pr-127656
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-blk%2Fprometheus-rust-server" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tom-blk/prometheus-rust-server 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/tom-blk/prometheus-rust-server
[INFO] finished tweaking git repo https://github.com/tom-blk/prometheus-rust-server
[INFO] tweaked toml for git repo https://github.com/tom-blk/prometheus-rust-server written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tom-blk/prometheus-rust-server 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]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding getrandom v0.2.15
[INFO] [stderr]       Adding ppv-lite86 v0.2.17
[INFO] [stderr]       Adding rand v0.8.5
[INFO] [stderr]       Adding rand_chacha v0.3.1
[INFO] [stderr]       Adding rand_core v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] [stderr] Error response from daemon: chown /var/lib/docker/overlay2/776aad04f12b738e657f53be5961f5a9f4a6c186d2af7ec3847f7b8512a262d3/work/work: no such file or directory
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 1
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.