[INFO] fetching crate stegos_serialization 0.0.0-stub...
[INFO] checking stegos_serialization-0.0.0-stub against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate stegos_serialization 0.0.0-stub into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate stegos_serialization 0.0.0-stub on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stegos_serialization 0.0.0-stub
[INFO] finished tweaking crates.io crate stegos_serialization 0.0.0-stub
[INFO] tweaked toml for crates.io crate stegos_serialization 0.0.0-stub written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 147e31d8cf1ef96306bdeef521629a86b51875bb14c73bad164178dbfe42a1de
[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" "147e31d8cf1ef96306bdeef521629a86b51875bb14c73bad164178dbfe42a1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "147e31d8cf1ef96306bdeef521629a86b51875bb14c73bad164178dbfe42a1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "147e31d8cf1ef96306bdeef521629a86b51875bb14c73bad164178dbfe42a1de", kill_on_drop: false }`
[INFO] [stdout] 147e31d8cf1ef96306bdeef521629a86b51875bb14c73bad164178dbfe42a1de
[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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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] 8617b1856269f0309d8efbf5df937956819e73c766e1e27b1ee444e1e56731d0
[INFO] running `Command { std: "docker" "start" "-a" "8617b1856269f0309d8efbf5df937956819e73c766e1e27b1ee444e1e56731d0", kill_on_drop: false }`
[INFO] [stderr]     Checking stegos_serialization v0.0.0-stub (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "8617b1856269f0309d8efbf5df937956819e73c766e1e27b1ee444e1e56731d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8617b1856269f0309d8efbf5df937956819e73c766e1e27b1ee444e1e56731d0", kill_on_drop: false }`
[INFO] [stdout] 8617b1856269f0309d8efbf5df937956819e73c766e1e27b1ee444e1e56731d0