[INFO] fetching crate siphasher 0.3.3...
[INFO] checking siphasher-0.3.3 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate siphasher 0.3.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate siphasher 0.3.3 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate siphasher 0.3.3
[INFO] finished tweaking crates.io crate siphasher 0.3.3
[INFO] tweaked toml for crates.io crate siphasher 0.3.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1352e13ab39d8ecc46f8a93c4f883c65feeb5aa06f002d16456ec894b7b5f0c9
[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" "1352e13ab39d8ecc46f8a93c4f883c65feeb5aa06f002d16456ec894b7b5f0c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1352e13ab39d8ecc46f8a93c4f883c65feeb5aa06f002d16456ec894b7b5f0c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1352e13ab39d8ecc46f8a93c4f883c65feeb5aa06f002d16456ec894b7b5f0c9", kill_on_drop: false }`
[INFO] [stdout] 1352e13ab39d8ecc46f8a93c4f883c65feeb5aa06f002d16456ec894b7b5f0c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce0898a87d0d5bc43af704a932fb6c4df969c90e32ba9ce30bd9bc82053d7c01
[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" "ce0898a87d0d5bc43af704a932fb6c4df969c90e32ba9ce30bd9bc82053d7c01", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking siphasher v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.63
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.05s
[INFO] running `Command { std: "docker" "inspect" "ce0898a87d0d5bc43af704a932fb6c4df969c90e32ba9ce30bd9bc82053d7c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce0898a87d0d5bc43af704a932fb6c4df969c90e32ba9ce30bd9bc82053d7c01", kill_on_drop: false }`
[INFO] [stdout] ce0898a87d0d5bc43af704a932fb6c4df969c90e32ba9ce30bd9bc82053d7c01