[INFO] fetching crate async-reciprocals 0.1.0...
[INFO] checking async-reciprocals-0.1.0 against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] extracting crate async-reciprocals 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate async-reciprocals 0.1.0 on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-reciprocals 0.1.0
[INFO] finished tweaking crates.io crate async-reciprocals 0.1.0
[INFO] tweaked toml for crates.io crate async-reciprocals 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate async-reciprocals 0.1.0 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 408d362f10398d394b9f3cdf64cf3aa1d000ac12081c6d31c8f4a0b4f17a1a3d
[INFO] running `Command { std: "docker" "start" "-a" "408d362f10398d394b9f3cdf64cf3aa1d000ac12081c6d31c8f4a0b4f17a1a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "408d362f10398d394b9f3cdf64cf3aa1d000ac12081c6d31c8f4a0b4f17a1a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "408d362f10398d394b9f3cdf64cf3aa1d000ac12081c6d31c8f4a0b4f17a1a3d", kill_on_drop: false }`
[INFO] [stdout] 408d362f10398d394b9f3cdf64cf3aa1d000ac12081c6d31c8f4a0b4f17a1a3d
[INFO] checking async-reciprocals-0.1.0 against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] extracting crate async-reciprocals 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate async-reciprocals 0.1.0 on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-reciprocals 0.1.0
[INFO] finished tweaking crates.io crate async-reciprocals 0.1.0
[INFO] tweaked toml for crates.io crate async-reciprocals 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate async-reciprocals 0.1.0 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a37a623e6ff5285d6557db77fde562de3cc1c746f7c35f575c2ab0704d5bae1
[INFO] running `Command { std: "docker" "start" "-a" "6a37a623e6ff5285d6557db77fde562de3cc1c746f7c35f575c2ab0704d5bae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a37a623e6ff5285d6557db77fde562de3cc1c746f7c35f575c2ab0704d5bae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a37a623e6ff5285d6557db77fde562de3cc1c746f7c35f575c2ab0704d5bae1", kill_on_drop: false }`
[INFO] [stdout] 6a37a623e6ff5285d6557db77fde562de3cc1c746f7c35f575c2ab0704d5bae1
[INFO] checking async-reciprocals-0.1.0 against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] extracting crate async-reciprocals 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate async-reciprocals 0.1.0 on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-reciprocals 0.1.0
[INFO] finished tweaking crates.io crate async-reciprocals 0.1.0
[INFO] tweaked toml for crates.io crate async-reciprocals 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate async-reciprocals 0.1.0 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/7e69ff817a315fccbbb3882e8c7730d7958891090d03e67911c0b0ffc4b16910-init: no space left on device
[INFO] checking async-reciprocals-0.1.0 against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] extracting crate async-reciprocals 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate async-reciprocals 0.1.0 on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-reciprocals 0.1.0
[INFO] finished tweaking crates.io crate async-reciprocals 0.1.0
[INFO] tweaked toml for crates.io crate async-reciprocals 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate async-reciprocals 0.1.0 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: symlink ../e645c9bf60363d7a91c2884d8968a1639694d426aa5265001d2ba8feb10a075a-init/diff /var/lib/docker/overlay2/l/6R4H3UROYYAOM6AOQ5AFU5AL3R: no space left on device
[INFO] checking async-reciprocals-0.1.0 against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] extracting crate async-reciprocals 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate async-reciprocals 0.1.0 on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-reciprocals 0.1.0
[INFO] finished tweaking crates.io crate async-reciprocals 0.1.0
[INFO] tweaked toml for crates.io crate async-reciprocals 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate async-reciprocals 0.1.0 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: symlink /proc/mounts /var/lib/docker/overlay2/e76ae13cefb9d355d3eb16532e6d1f45b338981346335d352663a134370f55a9-init/merged/etc/mtab: file exists


sandbox container could not be created: command failed: exit status: 1

Error response from daemon: symlink /proc/mounts /var/lib/docker/overlay2/e76ae13cefb9d355d3eb16532e6d1f45b338981346335d352663a134370f55a9-init/merged/etc/mtab: file exists

Caused by:
    command failed: exit status: 1
    
    Error response from daemon: symlink /proc/mounts /var/lib/docker/overlay2/e76ae13cefb9d355d3eb16532e6d1f45b338981346335d352663a134370f55a9-init/merged/etc/mtab: file exists