[INFO] fetching crate to_precision 0.1.2...
[INFO] checking to_precision-0.1.2 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate to_precision 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate to_precision 0.1.2 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate to_precision 0.1.2
[INFO] finished tweaking crates.io crate to_precision 0.1.2
[INFO] tweaked toml for crates.io crate to_precision 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 03cb7d72948aec094c3d8383968c5c6143b360ce6c08f59c542549df8ce48bcb
[INFO] running `Command { std: "docker" "start" "-a" "03cb7d72948aec094c3d8383968c5c6143b360ce6c08f59c542549df8ce48bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03cb7d72948aec094c3d8383968c5c6143b360ce6c08f59c542549df8ce48bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03cb7d72948aec094c3d8383968c5c6143b360ce6c08f59c542549df8ce48bcb", kill_on_drop: false }`
[INFO] [stdout] 03cb7d72948aec094c3d8383968c5c6143b360ce6c08f59c542549df8ce48bcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 739b5580c32f00a7401883e5b77992b2ea626907d1da74916828dda22b323787
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "739b5580c32f00a7401883e5b77992b2ea626907d1da74916828dda22b323787", kill_on_drop: false }`
[INFO] [stderr]     Checking to_precision v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "739b5580c32f00a7401883e5b77992b2ea626907d1da74916828dda22b323787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739b5580c32f00a7401883e5b77992b2ea626907d1da74916828dda22b323787", kill_on_drop: false }`
[INFO] [stdout] 739b5580c32f00a7401883e5b77992b2ea626907d1da74916828dda22b323787