[INFO] fetching crate spring-opendal 0.4.0...
[INFO] checking spring-opendal-0.4.0 against master#35d55b34bffd51384ac430cc20852b7d16dd5a90 for pr-145108
[INFO] extracting crate spring-opendal 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate spring-opendal 0.4.0
[INFO] finished tweaking crates.io crate spring-opendal 0.4.0
[INFO] tweaked toml for crates.io crate spring-opendal 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spring-opendal 0.4.0 on toolchain 35d55b34bffd51384ac430cc20852b7d16dd5a90
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35d55b34bffd51384ac430cc20852b7d16dd5a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spring-opendal 0.4.0 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" "+35d55b34bffd51384ac430cc20852b7d16dd5a90" "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 spring-macros v0.4.4
[INFO] [stderr]   Downloaded serde-toml-merge v0.3.10
[INFO] [stderr]   Downloaded openssh-sftp-error v0.5.1
[INFO] [stderr]   Downloaded openssh v0.11.5
[INFO] [stderr]   Downloaded openssh-sftp-protocol-error v0.1.1
[INFO] [stderr]   Downloaded openssh-sftp-protocol v0.24.1
[INFO] [stderr]   Downloaded concurrent_arena v0.1.11
[INFO] [stderr]   Downloaded await-tree v0.2.1
[INFO] [stderr]   Downloaded suppaftp v6.3.0
[INFO] [stderr]   Downloaded spring v0.4.2
[INFO] [stderr]   Downloaded openssh-sftp-client v0.15.3
[INFO] [stderr]   Downloaded openssh-sftp-client-lowlevel v0.7.2
[INFO] [stderr]   Downloaded redb v2.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+35d55b34bffd51384ac430cc20852b7d16dd5a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56c0bd40df9199713f01d5f738b97411a9cd80623562548331b00f098887daae
[INFO] running `Command { std: "docker" "start" "-a" "56c0bd40df9199713f01d5f738b97411a9cd80623562548331b00f098887daae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56c0bd40df9199713f01d5f738b97411a9cd80623562548331b00f098887daae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56c0bd40df9199713f01d5f738b97411a9cd80623562548331b00f098887daae", kill_on_drop: false }`
[INFO] [stdout] 56c0bd40df9199713f01d5f738b97411a9cd80623562548331b00f098887daae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+35d55b34bffd51384ac430cc20852b7d16dd5a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68b02fb625d7bb72f5604ba05392c7a74e0dbac86458c3d6311d5f560981bbc3
[INFO] running `Command { std: "docker" "start" "-a" "68b02fb625d7bb72f5604ba05392c7a74e0dbac86458c3d6311d5f560981bbc3", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `block-buffer v0.10.4`
[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 `block-buffer v0.10.4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/block-buffer-0.10.4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "68b02fb625d7bb72f5604ba05392c7a74e0dbac86458c3d6311d5f560981bbc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b02fb625d7bb72f5604ba05392c7a74e0dbac86458c3d6311d5f560981bbc3", kill_on_drop: false }`
[INFO] [stdout] 68b02fb625d7bb72f5604ba05392c7a74e0dbac86458c3d6311d5f560981bbc3