[INFO] fetching crate weirdboi_tween 0.1.0...
[INFO] testing weirdboi_tween-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate weirdboi_tween 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate weirdboi_tween 0.1.0
[INFO] finished tweaking crates.io crate weirdboi_tween 0.1.0
[INFO] tweaked toml for crates.io crate weirdboi_tween 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate weirdboi_tween 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate weirdboi_tween 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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 font-types v0.8.4
[INFO] [stderr]   Downloaded zeno v0.3.2
[INFO] [stderr]   Downloaded skrifa v0.26.6
[INFO] [stderr]   Downloaded swash v0.2.2
[INFO] [stderr]   Downloaded read-fonts v0.25.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7ead87c35084b29f5e67113b28e1298df0a5ba8e15f6e052334fb55eb317b04
[INFO] running `Command { std: "docker" "start" "-a" "e7ead87c35084b29f5e67113b28e1298df0a5ba8e15f6e052334fb55eb317b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7ead87c35084b29f5e67113b28e1298df0a5ba8e15f6e052334fb55eb317b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ead87c35084b29f5e67113b28e1298df0a5ba8e15f6e052334fb55eb317b04", kill_on_drop: false }`
[INFO] [stdout] e7ead87c35084b29f5e67113b28e1298df0a5ba8e15f6e052334fb55eb317b04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e4ad3e814473194f8a4c0bebb93040bea7a3f608dc192272b23c0e34f54bee5
[INFO] running `Command { std: "docker" "start" "-a" "6e4ad3e814473194f8a4c0bebb93040bea7a3f608dc192272b23c0e34f54bee5", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `arrayref v0.3.9`
[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 `arrayref v0.3.9`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/arrayref-0.3.9`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "6e4ad3e814473194f8a4c0bebb93040bea7a3f608dc192272b23c0e34f54bee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e4ad3e814473194f8a4c0bebb93040bea7a3f608dc192272b23c0e34f54bee5", kill_on_drop: false }`
[INFO] [stdout] 6e4ad3e814473194f8a4c0bebb93040bea7a3f608dc192272b23c0e34f54bee5