[INFO] fetching crate backgammon 0.2.0...
[INFO] checking backgammon-0.2.0 against master#db870ea71b6dcc7a91b999420b88f41d3cdd13e1 for pr-75192
[INFO] extracting crate backgammon 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate backgammon 0.2.0 on toolchain db870ea71b6dcc7a91b999420b88f41d3cdd13e1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate backgammon 0.2.0
[INFO] finished tweaking crates.io crate backgammon 0.2.0
[INFO] tweaked toml for crates.io crate backgammon 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "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] 097e21999aeb6d09da510d42d356bd2eaae60b2f284dbc49fc9c2759b5872396
[INFO] running `Command { std: "docker" "start" "-a" "097e21999aeb6d09da510d42d356bd2eaae60b2f284dbc49fc9c2759b5872396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "097e21999aeb6d09da510d42d356bd2eaae60b2f284dbc49fc9c2759b5872396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097e21999aeb6d09da510d42d356bd2eaae60b2f284dbc49fc9c2759b5872396", kill_on_drop: false }`
[INFO] [stdout] 097e21999aeb6d09da510d42d356bd2eaae60b2f284dbc49fc9c2759b5872396
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 5e6b5118fdc764f071821d0f738d907df5aff9d7371a3c8876ff11093e00e2ea
[INFO] running `Command { std: "docker" "start" "-a" "5e6b5118fdc764f071821d0f738d907df5aff9d7371a3c8876ff11093e00e2ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking backgammon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.45s
[INFO] running `Command { std: "docker" "inspect" "5e6b5118fdc764f071821d0f738d907df5aff9d7371a3c8876ff11093e00e2ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e6b5118fdc764f071821d0f738d907df5aff9d7371a3c8876ff11093e00e2ea", kill_on_drop: false }`
[INFO] [stdout] 5e6b5118fdc764f071821d0f738d907df5aff9d7371a3c8876ff11093e00e2ea