[INFO] cloning repository https://github.com/masmullin2000/db-faceoff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masmullin2000/db-faceoff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasmullin2000%2Fdb-faceoff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasmullin2000%2Fdb-faceoff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ca788387117c396fa928404d20a16a82bdbe14b
[INFO] checking masmullin2000/db-faceoff against master#fe55364329579d361b1ab565728bc033a7dba07e for pr-146013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasmullin2000%2Fdb-faceoff" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/masmullin2000/db-faceoff
[INFO] finished tweaking git repo https://github.com/masmullin2000/db-faceoff
[INFO] tweaked toml for git repo https://github.com/masmullin2000/db-faceoff written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/masmullin2000/db-faceoff on toolchain fe55364329579d361b1ab565728bc033a7dba07e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/masmullin2000/db-faceoff 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" "+fe55364329579d361b1ab565728bc033a7dba07e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded web-time v1.0.0
[INFO] [stderr]   Downloaded echodb v0.4.0
[INFO] [stderr]   Downloaded revision-derive v0.5.0
[INFO] [stderr]   Downloaded revision v0.5.0
[INFO] [stderr]   Downloaded bcrypt v0.15.0
[INFO] [stderr]   Downloaded futures-concurrency v7.4.3
[INFO] [stderr]   Downloaded roaring v0.10.3
[INFO] [stderr]   Downloaded surrealdb v1.2.0
[INFO] [stderr]   Downloaded rust_decimal v1.34.3
[INFO] [stderr]   Downloaded deunicode v1.4.3
[INFO] [stderr]   Downloaded speedb v0.0.4
[INFO] [stderr]   Downloaded surrealdb-core v1.2.1
[INFO] [stderr]   Downloaded libspeedb-sys v0.0.4+2.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+fe55364329579d361b1ab565728bc033a7dba07e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1a0655cce7277d43ab37a4bdd3694761178f79eb76ac9fdd0faab47d1ae024e
[INFO] running `Command { std: "docker" "start" "-a" "b1a0655cce7277d43ab37a4bdd3694761178f79eb76ac9fdd0faab47d1ae024e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1a0655cce7277d43ab37a4bdd3694761178f79eb76ac9fdd0faab47d1ae024e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a0655cce7277d43ab37a4bdd3694761178f79eb76ac9fdd0faab47d1ae024e", kill_on_drop: false }`
[INFO] [stdout] b1a0655cce7277d43ab37a4bdd3694761178f79eb76ac9fdd0faab47d1ae024e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+fe55364329579d361b1ab565728bc033a7dba07e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0b5232fea38effa97fb9a6238ecad34d2caf5c0bd86a95f94b52842a58ab6c4
[INFO] running `Command { std: "docker" "start" "-a" "b0b5232fea38effa97fb9a6238ecad34d2caf5c0bd86a95f94b52842a58ab6c4", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `unicode-ident v1.0.12`
[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 `unicode-ident v1.0.12`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/unicode-ident-1.0.12`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "b0b5232fea38effa97fb9a6238ecad34d2caf5c0bd86a95f94b52842a58ab6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b5232fea38effa97fb9a6238ecad34d2caf5c0bd86a95f94b52842a58ab6c4", kill_on_drop: false }`
[INFO] [stdout] b0b5232fea38effa97fb9a6238ecad34d2caf5c0bd86a95f94b52842a58ab6c4