[INFO] fetching crate qrcodegen 1.5.0...
[INFO] checking qrcodegen-1.5.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate qrcodegen 1.5.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate qrcodegen 1.5.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate qrcodegen 1.5.0
[INFO] finished tweaking crates.io crate qrcodegen 1.5.0
[INFO] tweaked toml for crates.io crate qrcodegen 1.5.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f492d9005641a0e740940e71b17e4dafb792a63070c251c4d04325ae5f714ed2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f492d9005641a0e740940e71b17e4dafb792a63070c251c4d04325ae5f714ed2"`
[INFO] [stderr]     Checking qrcodegen v1.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: constant `QrCode_MIN_VERSION` should have an upper case name
[INFO] [stderr]    --> src/lib.rs:867:11
[INFO] [stderr]     |
[INFO] [stderr] 867 | pub const QrCode_MIN_VERSION: Version = Version( 1);
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `QR_CODE_MIN_VERSION`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `QrCode_MAX_VERSION` should have an upper case name
[INFO] [stderr]    --> src/lib.rs:870:11
[INFO] [stderr]     |
[INFO] [stderr] 870 | pub const QrCode_MAX_VERSION: Version = Version(40);
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `QR_CODE_MAX_VERSION`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `QrCode_MIN_VERSION` should have an upper case name
[INFO] [stderr]    --> src/lib.rs:867:11
[INFO] [stderr]     |
[INFO] [stderr] 867 | pub const QrCode_MIN_VERSION: Version = Version( 1);
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `QR_CODE_MIN_VERSION`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `QrCode_MAX_VERSION` should have an upper case name
[INFO] [stderr]    --> src/lib.rs:870:11
[INFO] [stderr]     |
[INFO] [stderr] 870 | pub const QrCode_MAX_VERSION: Version = Version(40);
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `QR_CODE_MAX_VERSION`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "f492d9005641a0e740940e71b17e4dafb792a63070c251c4d04325ae5f714ed2"`
[INFO] running `"docker" "rm" "-f" "f492d9005641a0e740940e71b17e4dafb792a63070c251c4d04325ae5f714ed2"`
[INFO] [stdout] f492d9005641a0e740940e71b17e4dafb792a63070c251c4d04325ae5f714ed2