[INFO] cloning repository https://github.com/steyer-mika/rust-qr-code-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steyer-mika/rust-qr-code-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteyer-mika%2Frust-qr-code-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteyer-mika%2Frust-qr-code-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 725f46e426ee404fb0e2593c7a13cd5ecf424d6e
[INFO] checking steyer-mika/rust-qr-code-generator against try#595142ec72045c7f2fab2923de8e59995a52e6e7 for pr-151830
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteyer-mika%2Frust-qr-code-generator" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/steyer-mika/rust-qr-code-generator
[INFO] finished tweaking git repo https://github.com/steyer-mika/rust-qr-code-generator
[INFO] tweaked toml for git repo https://github.com/steyer-mika/rust-qr-code-generator written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/steyer-mika/rust-qr-code-generator on toolchain 595142ec72045c7f2fab2923de8e59995a52e6e7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/steyer-mika/rust-qr-code-generator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fc98686b07dbf22bfdff89125fb4670aab5cfaa927eb4bebdf9b3f774bca0c3
[INFO] running `Command { std: "docker" "start" "-a" "6fc98686b07dbf22bfdff89125fb4670aab5cfaa927eb4bebdf9b3f774bca0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fc98686b07dbf22bfdff89125fb4670aab5cfaa927eb4bebdf9b3f774bca0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fc98686b07dbf22bfdff89125fb4670aab5cfaa927eb4bebdf9b3f774bca0c3", kill_on_drop: false }`
[INFO] [stdout] 6fc98686b07dbf22bfdff89125fb4670aab5cfaa927eb4bebdf9b3f774bca0c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d46321d418aa562be24192f28b8e82517191b04a3b3231b182a21f112f46a2b2
[INFO] running `Command { std: "docker" "start" "-a" "d46321d418aa562be24192f28b8e82517191b04a3b3231b182a21f112f46a2b2", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-qr-code-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "d46321d418aa562be24192f28b8e82517191b04a3b3231b182a21f112f46a2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46321d418aa562be24192f28b8e82517191b04a3b3231b182a21f112f46a2b2", kill_on_drop: false }`
[INFO] [stdout] d46321d418aa562be24192f28b8e82517191b04a3b3231b182a21f112f46a2b2