[INFO] fetching crate keetree 0.0.1...
[INFO] checking keetree-0.0.1 against master#a7fc463dd8fbeca800d4b3efc501069502cffe64 for pr-136988
[INFO] extracting crate keetree 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate keetree 0.0.1 on toolchain a7fc463dd8fbeca800d4b3efc501069502cffe64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keetree 0.0.1
[INFO] finished tweaking crates.io crate keetree 0.0.1
[INFO] tweaked toml for crates.io crate keetree 0.0.1 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" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 75 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.14.5 (available: v0.15.2)
[INFO] [stderr]       Adding matchit v0.7.3 (available: v0.8.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc5fbb68f366ef9fa2317999308c6e8045d74e7f93ec2f93bc428ec2037f7720
[INFO] running `Command { std: "docker" "start" "-a" "dc5fbb68f366ef9fa2317999308c6e8045d74e7f93ec2f93bc428ec2037f7720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc5fbb68f366ef9fa2317999308c6e8045d74e7f93ec2f93bc428ec2037f7720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5fbb68f366ef9fa2317999308c6e8045d74e7f93ec2f93bc428ec2037f7720", kill_on_drop: false }`
[INFO] [stdout] dc5fbb68f366ef9fa2317999308c6e8045d74e7f93ec2f93bc428ec2037f7720
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d34a702c7794b205f5de2bde871ce4195e605c9812d66c0a61fe8897a1d8c2bb
[INFO] running `Command { std: "docker" "start" "-a" "d34a702c7794b205f5de2bde871ce4195e605c9812d66c0a61fe8897a1d8c2bb", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target" to rootfs at "/opt/rustwide/target": mkdir /var/lib/docker/overlay2/4df419aa71a1e1de9a84d20c45e6e1c80a825209df10026a77d32cf92b3d396c/merged/opt/rustwide/target: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "d34a702c7794b205f5de2bde871ce4195e605c9812d66c0a61fe8897a1d8c2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d34a702c7794b205f5de2bde871ce4195e605c9812d66c0a61fe8897a1d8c2bb", kill_on_drop: false }`
[INFO] [stdout] d34a702c7794b205f5de2bde871ce4195e605c9812d66c0a61fe8897a1d8c2bb