[INFO] fetching crate atsamd21j18a 0.7.1...
[INFO] checking atsamd21j18a-0.7.1 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate atsamd21j18a 0.7.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate atsamd21j18a 0.7.1 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atsamd21j18a 0.7.1
[INFO] finished tweaking crates.io crate atsamd21j18a 0.7.1
[INFO] tweaked toml for crates.io crate atsamd21j18a 0.7.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64f9bb0deb5bbb1f94ddd8b7149b75ef898a86e667040a57b6945a3c04852f38
[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" "64f9bb0deb5bbb1f94ddd8b7149b75ef898a86e667040a57b6945a3c04852f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64f9bb0deb5bbb1f94ddd8b7149b75ef898a86e667040a57b6945a3c04852f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f9bb0deb5bbb1f94ddd8b7149b75ef898a86e667040a57b6945a3c04852f38", kill_on_drop: false }`
[INFO] [stdout] 64f9bb0deb5bbb1f94ddd8b7149b75ef898a86e667040a57b6945a3c04852f38
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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] 0fbbb18a0f16ffe29b9b5c6bb5e303ead89cb04c6e7eae8110cf51ad868112e6
[INFO] running `Command { std: "docker" "start" "-a" "0fbbb18a0f16ffe29b9b5c6bb5e303ead89cb04c6e7eae8110cf51ad868112e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling atsamd21j18a v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.26s
[INFO] running `Command { std: "docker" "inspect" "0fbbb18a0f16ffe29b9b5c6bb5e303ead89cb04c6e7eae8110cf51ad868112e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fbbb18a0f16ffe29b9b5c6bb5e303ead89cb04c6e7eae8110cf51ad868112e6", kill_on_drop: false }`
[INFO] [stdout] 0fbbb18a0f16ffe29b9b5c6bb5e303ead89cb04c6e7eae8110cf51ad868112e6