[INFO] fetching crate soph-config 0.30.0...
[INFO] checking soph-config-0.30.0 against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] extracting crate soph-config 0.30.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate soph-config 0.30.0
[INFO] finished tweaking crates.io crate soph-config 0.30.0
[INFO] tweaked toml for crates.io crate soph-config 0.30.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate soph-config 0.30.0 on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate soph-config 0.30.0 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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/so/ph/soph-core, error: No space left on device (os error 28)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded soph-core v0.30.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a27bc9f9f1ddc0cf103e0204fdad9dc2d258eab49a13206eacd2ce68de29a02
[INFO] running `Command { std: "docker" "start" "-a" "2a27bc9f9f1ddc0cf103e0204fdad9dc2d258eab49a13206eacd2ce68de29a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a27bc9f9f1ddc0cf103e0204fdad9dc2d258eab49a13206eacd2ce68de29a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a27bc9f9f1ddc0cf103e0204fdad9dc2d258eab49a13206eacd2ce68de29a02", kill_on_drop: false }`
[INFO] [stdout] 2a27bc9f9f1ddc0cf103e0204fdad9dc2d258eab49a13206eacd2ce68de29a02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5487e2f6e7201f52dd31465e23c69e7d0f0e95e28fe0f6d4d7e82ade45f421c4
[INFO] running `Command { std: "docker" "start" "-a" "5487e2f6e7201f52dd31465e23c69e7d0f0e95e28fe0f6d4d7e82ade45f421c4", kill_on_drop: false }`
[INFO] [stderr] error: failed to select a version for the requirement `soph-core = "^0.30.0"` (locked to 0.30.0)
[INFO] [stderr] candidate versions found which didn't match: 0.28.0, 0.27.1, 0.27.0, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `soph-config v0.30.0 (/opt/rustwide/workdir)`
[INFO] [stderr] As a reminder, you're using offline mode (--frozen) which can sometimes cause surprising resolution failures, if this error is too confusing you may wish to retry without `--frozen`.
[INFO] running `Command { std: "docker" "inspect" "5487e2f6e7201f52dd31465e23c69e7d0f0e95e28fe0f6d4d7e82ade45f421c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5487e2f6e7201f52dd31465e23c69e7d0f0e95e28fe0f6d4d7e82ade45f421c4", kill_on_drop: false }`
[INFO] [stdout] 5487e2f6e7201f52dd31465e23c69e7d0f0e95e28fe0f6d4d7e82ade45f421c4