[INFO] fetching crate exclude_from_backups 1.0.2...
[INFO] checking exclude_from_backups-1.0.2 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate exclude_from_backups 1.0.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate exclude_from_backups 1.0.2 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exclude_from_backups 1.0.2
[INFO] finished tweaking crates.io crate exclude_from_backups 1.0.2
[INFO] tweaked toml for crates.io crate exclude_from_backups 1.0.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate exclude_from_backups 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7537fd6624214839752005b3bfe2b8f2891185d5facd1ba37966356aa23ce438
[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" "7537fd6624214839752005b3bfe2b8f2891185d5facd1ba37966356aa23ce438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7537fd6624214839752005b3bfe2b8f2891185d5facd1ba37966356aa23ce438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7537fd6624214839752005b3bfe2b8f2891185d5facd1ba37966356aa23ce438", kill_on_drop: false }`
[INFO] [stdout] 7537fd6624214839752005b3bfe2b8f2891185d5facd1ba37966356aa23ce438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a19e5e4bd057532071dbc03380bed87418e798e27b6228bd355d9a2a3a67dcf1
[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" "a19e5e4bd057532071dbc03380bed87418e798e27b6228bd355d9a2a3a67dcf1", kill_on_drop: false }`
[INFO] [stderr]     Checking exclude_from_backups v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "a19e5e4bd057532071dbc03380bed87418e798e27b6228bd355d9a2a3a67dcf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a19e5e4bd057532071dbc03380bed87418e798e27b6228bd355d9a2a3a67dcf1", kill_on_drop: false }`
[INFO] [stdout] a19e5e4bd057532071dbc03380bed87418e798e27b6228bd355d9a2a3a67dcf1