[INFO] cloning repository https://github.com/vitobasso/rust-synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vitobasso/rust-synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvitobasso%2Frust-synth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvitobasso%2Frust-synth'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvitobasso%2Frust-synth: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/vitobasso/rust-synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vitobasso/rust-synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvitobasso%2Frust-synth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvitobasso%2Frust-synth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3970f40703c39ef51fd7ba421a3bde60be8e3d2
[INFO] checking vitobasso/rust-synth against master#092a284ba0421695f2032c947765429fd7095796 for pr-139763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvitobasso%2Frust-synth" "/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/vitobasso/rust-synth on toolchain 092a284ba0421695f2032c947765429fd7095796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vitobasso/rust-synth
[INFO] finished tweaking git repo https://github.com/vitobasso/rust-synth
[INFO] tweaked toml for git repo https://github.com/vitobasso/rust-synth written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/RustAudio/rimd.git`
[INFO] [stderr] warning: spurious network error (3 tries remaining): cannot extend packfile '/workspace/cargo-home/git/db/rimd-562104ccd74154a5/objects/pack/pack_git2_3d22b3dd0e7b1d38': No space left on device; class=Os (2)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 67 packages to latest compatible versions
[INFO] [stderr]       Adding cpal v0.8.2 (available: v0.15.3)
[INFO] [stderr]       Adding num-derive v0.2.5 (available: v0.4.2)
[INFO] [stderr]       Adding rand v0.5.6 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d770d282674eab09e00adb35c9a73ddad659a7eafc5e3a6d5265fc50d1699583
[INFO] running `Command { std: "docker" "start" "-a" "d770d282674eab09e00adb35c9a73ddad659a7eafc5e3a6d5265fc50d1699583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d770d282674eab09e00adb35c9a73ddad659a7eafc5e3a6d5265fc50d1699583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d770d282674eab09e00adb35c9a73ddad659a7eafc5e3a6d5265fc50d1699583", kill_on_drop: false }`
[INFO] [stdout] d770d282674eab09e00adb35c9a73ddad659a7eafc5e3a6d5265fc50d1699583
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef9145add7fc2100c6daa522c6fcad1b033e4f5fd1e38e0a4f17e87ae38bdd36
[INFO] running `Command { std: "docker" "start" "-a" "ef9145add7fc2100c6daa522c6fcad1b033e4f5fd1e38e0a4f17e87ae38bdd36", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/dd2425f6fbfbb1fab5f50e6c3fc0dc07793341d4e2195a5b4684a88cab336773/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "ef9145add7fc2100c6daa522c6fcad1b033e4f5fd1e38e0a4f17e87ae38bdd36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9145add7fc2100c6daa522c6fcad1b033e4f5fd1e38e0a4f17e87ae38bdd36", kill_on_drop: false }`
[INFO] [stdout] ef9145add7fc2100c6daa522c6fcad1b033e4f5fd1e38e0a4f17e87ae38bdd36