[INFO] fetching crate qrcode-png 0.2.0...
[INFO] checking qrcode-png-0.2.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate qrcode-png 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate qrcode-png 0.2.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qrcode-png 0.2.0
[INFO] finished tweaking crates.io crate qrcode-png 0.2.0
[INFO] tweaked toml for crates.io crate qrcode-png 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate qrcode-png 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aade6b6ba0a96a32dee900c7feac6b3530b990fc2072a50a616896a8bd6ab409
[INFO] running `Command { std: "docker" "start" "-a" "aade6b6ba0a96a32dee900c7feac6b3530b990fc2072a50a616896a8bd6ab409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aade6b6ba0a96a32dee900c7feac6b3530b990fc2072a50a616896a8bd6ab409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aade6b6ba0a96a32dee900c7feac6b3530b990fc2072a50a616896a8bd6ab409", kill_on_drop: false }`
[INFO] [stdout] aade6b6ba0a96a32dee900c7feac6b3530b990fc2072a50a616896a8bd6ab409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 701d52dd7b270026c4cd343bf6d5ac844d63ce9e7ad967cb5dced80722a2ae4d
[INFO] running `Command { std: "docker" "start" "-a" "701d52dd7b270026c4cd343bf6d5ac844d63ce9e7ad967cb5dced80722a2ae4d", kill_on_drop: false }`
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking qrcodegen v1.6.0
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking qrcode-png v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "701d52dd7b270026c4cd343bf6d5ac844d63ce9e7ad967cb5dced80722a2ae4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "701d52dd7b270026c4cd343bf6d5ac844d63ce9e7ad967cb5dced80722a2ae4d", kill_on_drop: false }`
[INFO] [stdout] 701d52dd7b270026c4cd343bf6d5ac844d63ce9e7ad967cb5dced80722a2ae4d