[INFO] cloning repository https://github.com/ian-hamlin/qrgen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ian-hamlin/qrgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fian-hamlin%2Fqrgen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fian-hamlin%2Fqrgen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1b45520f2f877ccdae7e66720630d803b68041a
[INFO] checking ian-hamlin/qrgen against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fian-hamlin%2Fqrgen" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ian-hamlin/qrgen on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ian-hamlin/qrgen
[INFO] finished tweaking git repo https://github.com/ian-hamlin/qrgen
[INFO] tweaked toml for git repo https://github.com/ian-hamlin/qrgen written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ian-hamlin/qrgen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v0.4.28
[INFO] [stderr]   Downloaded syn v0.15.32
[INFO] [stderr]   Downloaded serde v1.0.90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] bcd5ed9c685e4fb5a5d4cf1b26200d20e38f40fc104659e1ae5cce7b39782a7f
[INFO] running `Command { std: "docker" "start" "-a" "bcd5ed9c685e4fb5a5d4cf1b26200d20e38f40fc104659e1ae5cce7b39782a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcd5ed9c685e4fb5a5d4cf1b26200d20e38f40fc104659e1ae5cce7b39782a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd5ed9c685e4fb5a5d4cf1b26200d20e38f40fc104659e1ae5cce7b39782a7f", kill_on_drop: false }`
[INFO] [stdout] bcd5ed9c685e4fb5a5d4cf1b26200d20e38f40fc104659e1ae5cce7b39782a7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea9a48817cd4060028bca4441f3b465e37a978b9f220ff9b82fbdb6f32d69a5c
[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" "ea9a48817cd4060028bca4441f3b465e37a978b9f220ff9b82fbdb6f32d69a5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking qrcodegen v1.4.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking qrgen v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.57s
[INFO] running `Command { std: "docker" "inspect" "ea9a48817cd4060028bca4441f3b465e37a978b9f220ff9b82fbdb6f32d69a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea9a48817cd4060028bca4441f3b465e37a978b9f220ff9b82fbdb6f32d69a5c", kill_on_drop: false }`
[INFO] [stdout] ea9a48817cd4060028bca4441f3b465e37a978b9f220ff9b82fbdb6f32d69a5c