[INFO] fetching crate dvc 0.1.0...
[INFO] checking dvc-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate dvc 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate dvc 0.1.0
[INFO] finished tweaking crates.io crate dvc 0.1.0
[INFO] tweaked toml for crates.io crate dvc 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dvc 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 324 packages to latest compatible versions
[INFO] [stderr]       Adding git2 v0.14.4 (available: v0.20.2)
[INFO] [stderr]       Adding pyo3 v0.16.6 (available: v0.26.0)
[INFO] [stderr]       Adding rs_transfer v1.0.0 (available: v7.0.0)
[INFO] [stderr]       Adding rust-ini v0.18.0 (available: v0.21.3)
[INFO] [stderr]       Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated)
[INFO] [stderr]       Adding ssh2 v0.9.3 (available: v0.9.5)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rs_transfer v1.0.0
[INFO] [stderr]   Downloaded ssh-transfer v0.2.0
[INFO] [stderr]   Downloaded cloud-storage v0.10.3
[INFO] [stderr]   Downloaded mcai_ftp v3.0.1
[INFO] [stderr]   Downloaded rusoto_core v0.46.0
[INFO] [stderr]   Downloaded rusoto_credential v0.46.0
[INFO] [stderr]   Downloaded rusoto_signature v0.46.0
[INFO] [stderr]   Downloaded rusoto_s3 v0.46.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c0eacacdd35c53cd9c0c839c4d2ab25b496549fd128de9edd5461e302808293
[INFO] running `Command { std: "docker" "start" "-a" "8c0eacacdd35c53cd9c0c839c4d2ab25b496549fd128de9edd5461e302808293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c0eacacdd35c53cd9c0c839c4d2ab25b496549fd128de9edd5461e302808293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c0eacacdd35c53cd9c0c839c4d2ab25b496549fd128de9edd5461e302808293", kill_on_drop: false }`
[INFO] [stdout] 8c0eacacdd35c53cd9c0c839c4d2ab25b496549fd128de9edd5461e302808293
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a032b393f7b19a7fb88e99710f4f3c8fc8ac11ca5e7026f91bee3f2ac45029b3
[INFO] running `Command { std: "docker" "start" "-a" "a032b393f7b19a7fb88e99710f4f3c8fc8ac11ca5e7026f91bee3f2ac45029b3", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `async-executor v1.13.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack package `async-executor v1.13.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/async-executor-1.13.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "a032b393f7b19a7fb88e99710f4f3c8fc8ac11ca5e7026f91bee3f2ac45029b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a032b393f7b19a7fb88e99710f4f3c8fc8ac11ca5e7026f91bee3f2ac45029b3", kill_on_drop: false }`
[INFO] [stdout] a032b393f7b19a7fb88e99710f4f3c8fc8ac11ca5e7026f91bee3f2ac45029b3