[INFO] fetching crate ddc-hi 0.3.0...
[INFO] checking ddc-hi-0.3.0 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate ddc-hi 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ddc-hi 0.3.0 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ddc-hi 0.3.0
[INFO] finished tweaking crates.io crate ddc-hi 0.3.0
[INFO] tweaked toml for crates.io crate ddc-hi 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0495440f321f445e9312cf589fe915a22872bbfa557bba42d32952bb1e49fa4e
[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" "0495440f321f445e9312cf589fe915a22872bbfa557bba42d32952bb1e49fa4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0495440f321f445e9312cf589fe915a22872bbfa557bba42d32952bb1e49fa4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0495440f321f445e9312cf589fe915a22872bbfa557bba42d32952bb1e49fa4e", kill_on_drop: false }`
[INFO] [stdout] 0495440f321f445e9312cf589fe915a22872bbfa557bba42d32952bb1e49fa4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12e721c8829dbfeedefe7ab68c93a13140f03943a29fba8c705a8be4e609e664
[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" "12e721c8829dbfeedefe7ab68c93a13140f03943a29fba8c705a8be4e609e664", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling ddc-hi v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking i2c v0.1.0
[INFO] [stderr]     Checking i2c-linux-sys v0.2.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking resize-slice v0.1.3
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking udev v0.2.0
[INFO] [stderr]     Checking edid v0.3.0
[INFO] [stderr]     Checking mccs-caps v0.1.0
[INFO] [stderr]     Checking i2c-linux v0.1.2
[INFO] [stderr]     Checking ddc-i2c v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking mccs-db v0.1.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.92s
[INFO] running `Command { std: "docker" "inspect" "12e721c8829dbfeedefe7ab68c93a13140f03943a29fba8c705a8be4e609e664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e721c8829dbfeedefe7ab68c93a13140f03943a29fba8c705a8be4e609e664", kill_on_drop: false }`
[INFO] [stdout] 12e721c8829dbfeedefe7ab68c93a13140f03943a29fba8c705a8be4e609e664