[INFO] fetching crate battery 0.7.5...
[INFO] checking battery-0.7.5 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate battery 0.7.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate battery 0.7.5 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate battery 0.7.5
[INFO] finished tweaking crates.io crate battery 0.7.5
[INFO] tweaked toml for crates.io crate battery 0.7.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate battery 0.7.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] da53b1d57b766b57a819ba731bbf5e411f918b62fae6b91c6d43e5fa243e2785
[INFO] running `Command { std: "docker" "start" "-a" "da53b1d57b766b57a819ba731bbf5e411f918b62fae6b91c6d43e5fa243e2785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da53b1d57b766b57a819ba731bbf5e411f918b62fae6b91c6d43e5fa243e2785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da53b1d57b766b57a819ba731bbf5e411f918b62fae6b91c6d43e5fa243e2785", kill_on_drop: false }`
[INFO] [stdout] da53b1d57b766b57a819ba731bbf5e411f918b62fae6b91c6d43e5fa243e2785
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] b1c39263b1c3200fdeb956c51f703243aa1697bd878c9915c9a732abb3e69f35
[INFO] running `Command { std: "docker" "start" "-a" "b1c39263b1c3200fdeb956c51f703243aa1697bd878c9915c9a732abb3e69f35", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling battery v0.7.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking uom v0.26.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.73s
[INFO] running `Command { std: "docker" "inspect" "b1c39263b1c3200fdeb956c51f703243aa1697bd878c9915c9a732abb3e69f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1c39263b1c3200fdeb956c51f703243aa1697bd878c9915c9a732abb3e69f35", kill_on_drop: false }`
[INFO] [stdout] b1c39263b1c3200fdeb956c51f703243aa1697bd878c9915c9a732abb3e69f35