[INFO] fetching crate quirc 0.0.1...
[INFO] checking quirc-0.0.1 against beta for pr-78714
[INFO] extracting crate quirc 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate quirc 0.0.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quirc 0.0.1
[INFO] finished tweaking crates.io crate quirc 0.0.1
[INFO] tweaked toml for crates.io crate quirc 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "+beta" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded qrcode v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f166971436d08f16223e2f363b4751a53aeaf2806952d94f1a290a2b6764dcc
[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" "0f166971436d08f16223e2f363b4751a53aeaf2806952d94f1a290a2b6764dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f166971436d08f16223e2f363b4751a53aeaf2806952d94f1a290a2b6764dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f166971436d08f16223e2f363b4751a53aeaf2806952d94f1a290a2b6764dcc", kill_on_drop: false }`
[INFO] [stdout] 0f166971436d08f16223e2f363b4751a53aeaf2806952d94f1a290a2b6764dcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 320ba380146f74db18dcde6cc937ce515cc639832b0d30866f310eada4e94bf3
[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" "320ba380146f74db18dcde6cc937ce515cc639832b0d30866f310eada4e94bf3", kill_on_drop: false }`
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]    Compiling quirc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr] warning: /opt/rustwide/workdir/c/decode.c: In function 'decode_payload':
[INFO] [stderr] warning: /opt/rustwide/workdir/c/decode.c:877:24: warning: comparison of integer expressions of different signedness: 'int' and 'long unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:   877 |  if (data->payload_len >= sizeof(data->payload))
[INFO] [stderr] warning:       |                        ^~
[INFO] [stderr] warning: /opt/rustwide/workdir/c/identify.c: In function 'area_count':
[INFO] [stderr] warning: /opt/rustwide/workdir/c/identify.c:233:45: warning: unused parameter 'y' [-Wunused-parameter]
[INFO] [stderr] warning:   233 | static void area_count(void *user_data, int y, int left, int right)
[INFO] [stderr] warning:       |                                         ~~~~^
[INFO] [stderr]     Checking image v0.17.0
[INFO] [stderr]     Checking qrcode v0.5.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.05s
[INFO] running `Command { std: "docker" "inspect" "320ba380146f74db18dcde6cc937ce515cc639832b0d30866f310eada4e94bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320ba380146f74db18dcde6cc937ce515cc639832b0d30866f310eada4e94bf3", kill_on_drop: false }`
[INFO] [stdout] 320ba380146f74db18dcde6cc937ce515cc639832b0d30866f310eada4e94bf3