[INFO] fetching crate qr-gen 1.0.1...
[INFO] checking qr-gen-1.0.1 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate qr-gen 1.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate qr-gen 1.0.1 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qr-gen 1.0.1
[INFO] finished tweaking crates.io crate qr-gen 1.0.1
[INFO] tweaked toml for crates.io crate qr-gen 1.0.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate qr-gen 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d5016f98b75ee7870831e9ac076cccabf6a192f25fd45a17f8203e8d9406d29
[INFO] running `Command { std: "docker" "start" "-a" "6d5016f98b75ee7870831e9ac076cccabf6a192f25fd45a17f8203e8d9406d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d5016f98b75ee7870831e9ac076cccabf6a192f25fd45a17f8203e8d9406d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5016f98b75ee7870831e9ac076cccabf6a192f25fd45a17f8203e8d9406d29", kill_on_drop: false }`
[INFO] [stdout] 6d5016f98b75ee7870831e9ac076cccabf6a192f25fd45a17f8203e8d9406d29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4339224aebe91736080243b756a066d802b53d34823b0da9269cb92bebe8c27f
[INFO] running `Command { std: "docker" "start" "-a" "4339224aebe91736080243b756a066d802b53d34823b0da9269cb92bebe8c27f", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking qrcodegen v1.6.0
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking rustybuzz v0.3.0
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking fontdb v0.5.1
[INFO] [stderr]     Checking kurbo v0.7.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking svgfilters v0.2.0
[INFO] [stderr]     Checking wide v0.6.4
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking tiny-skia v0.3.0
[INFO] [stderr]     Checking usvg v0.13.0
[INFO] [stderr]     Checking resvg v0.13.0
[INFO] [stderr]     Checking qr-gen v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.20s
[INFO] running `Command { std: "docker" "inspect" "4339224aebe91736080243b756a066d802b53d34823b0da9269cb92bebe8c27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4339224aebe91736080243b756a066d802b53d34823b0da9269cb92bebe8c27f", kill_on_drop: false }`
[INFO] [stdout] 4339224aebe91736080243b756a066d802b53d34823b0da9269cb92bebe8c27f