[INFO] fetching crate pnet_base 0.27.2...
[INFO] checking pnet_base-0.27.2 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate pnet_base 0.27.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate pnet_base 0.27.2 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 pnet_base 0.27.2
[INFO] finished tweaking crates.io crate pnet_base 0.27.2
[INFO] tweaked toml for crates.io crate pnet_base 0.27.2 written to /workspace/builds/worker-12/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48835accefeab710f001e8a4085c3a6d466401733dc25fb08385f63c73e5ce73
[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" "48835accefeab710f001e8a4085c3a6d466401733dc25fb08385f63c73e5ce73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48835accefeab710f001e8a4085c3a6d466401733dc25fb08385f63c73e5ce73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48835accefeab710f001e8a4085c3a6d466401733dc25fb08385f63c73e5ce73", kill_on_drop: false }`
[INFO] [stdout] 48835accefeab710f001e8a4085c3a6d466401733dc25fb08385f63c73e5ce73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 726ea05b2c33de8e95ae0d0770cf86a2cecdeea6dc4dc5d6316002984250a73d
[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" "726ea05b2c33de8e95ae0d0770cf86a2cecdeea6dc4dc5d6316002984250a73d", kill_on_drop: false }`
[INFO] [stderr]     Checking pnet_base v0.27.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking serde_test v1.0.123
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "726ea05b2c33de8e95ae0d0770cf86a2cecdeea6dc4dc5d6316002984250a73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726ea05b2c33de8e95ae0d0770cf86a2cecdeea6dc4dc5d6316002984250a73d", kill_on_drop: false }`
[INFO] [stdout] 726ea05b2c33de8e95ae0d0770cf86a2cecdeea6dc4dc5d6316002984250a73d