[INFO] fetching crate qrcode-png 0.1.1...
[INFO] checking qrcode-png-0.1.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate qrcode-png 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate qrcode-png 0.1.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qrcode-png 0.1.1
[INFO] finished tweaking crates.io crate qrcode-png 0.1.1
[INFO] tweaked toml for crates.io crate qrcode-png 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate qrcode-png 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 6b90a8262d827d8a8b4ff8b7b88703ffd4044b00d4d0c9ab508828531a3fb82b
[INFO] running `Command { std: "docker" "start" "-a" "6b90a8262d827d8a8b4ff8b7b88703ffd4044b00d4d0c9ab508828531a3fb82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b90a8262d827d8a8b4ff8b7b88703ffd4044b00d4d0c9ab508828531a3fb82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b90a8262d827d8a8b4ff8b7b88703ffd4044b00d4d0c9ab508828531a3fb82b", kill_on_drop: false }`
[INFO] [stdout] 6b90a8262d827d8a8b4ff8b7b88703ffd4044b00d4d0c9ab508828531a3fb82b
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18f68dc6ae812bba68d95605f7c90bb8d92e2987a3ee9e9436ae5f2fe20523bf
[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" "18f68dc6ae812bba68d95605f7c90bb8d92e2987a3ee9e9436ae5f2fe20523bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking qrcodegen v1.6.0
[INFO] [stderr]     Checking byteorder v1.3.4
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking qrcode-png v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "18f68dc6ae812bba68d95605f7c90bb8d92e2987a3ee9e9436ae5f2fe20523bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f68dc6ae812bba68d95605f7c90bb8d92e2987a3ee9e9436ae5f2fe20523bf", kill_on_drop: false }`
[INFO] [stdout] 18f68dc6ae812bba68d95605f7c90bb8d92e2987a3ee9e9436ae5f2fe20523bf