[INFO] fetching crate briny 0.7.2...
[INFO] checking briny-0.7.2 against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] extracting crate briny 0.7.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate briny 0.7.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate briny 0.7.2
[INFO] tweaked toml for crates.io crate briny 0.7.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate briny 0.7.2 on toolchain 416264364aa47959f5827723e1d7dabc95d0744b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate briny 0.7.2 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" "+416264364aa47959f5827723e1d7dabc95d0744b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `briny` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bec7137374341013f1614d066457b8ad33352154af98d0d9fdfb15bb0de3875b
[INFO] running `Command { std: "docker" "start" "bec7137374341013f1614d066457b8ad33352154af98d0d9fdfb15bb0de3875b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bec7137374341013f1614d066457b8ad33352154af98d0d9fdfb15bb0de3875b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bec7137374341013f1614d066457b8ad33352154af98d0d9fdfb15bb0de3875b" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bec7137374341013f1614d066457b8ad33352154af98d0d9fdfb15bb0de3875b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bec7137374341013f1614d066457b8ad33352154af98d0d9fdfb15bb0de3875b" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `briny` (manifest) generated 1 warning
[INFO] [stderr] error: no matching package named `half` found
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `briny v0.7.2 (/opt/rustwide/workdir)`
[INFO] [stderr] note: offline mode (via `--frozen`) can sometimes cause surprising resolution failures
[INFO] [stderr] help: if this error is too confusing you may wish to retry without `--frozen`
[INFO] running `Command { std: "docker" "inspect" "bec7137374341013f1614d066457b8ad33352154af98d0d9fdfb15bb0de3875b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec7137374341013f1614d066457b8ad33352154af98d0d9fdfb15bb0de3875b", kill_on_drop: false }`
[INFO] [stdout] bec7137374341013f1614d066457b8ad33352154af98d0d9fdfb15bb0de3875b
