[INFO] cloning repository https://github.com/maciejhirsz/tiny-qr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maciejhirsz/tiny-qr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaciejhirsz%2Ftiny-qr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaciejhirsz%2Ftiny-qr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75974f865214301130b57b57d1ba36a51bb94ebf
[INFO] checking maciejhirsz/tiny-qr against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaciejhirsz%2Ftiny-qr" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maciejhirsz/tiny-qr on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maciejhirsz/tiny-qr
[INFO] finished tweaking git repo https://github.com/maciejhirsz/tiny-qr
[INFO] tweaked toml for git repo https://github.com/maciejhirsz/tiny-qr written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/maciejhirsz/tiny-qr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.48
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.48
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.48
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.48
[INFO] [stderr]   Downloaded bumpalo v2.5.0
[INFO] [stderr]   Downloaded qrcodegen v1.5.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.48
[INFO] [stderr]   Downloaded pixelate v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b68b9fe008bde7d829aef030b3168fa2eb18d4032f2bc7e14f588affc312b16a
[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" "b68b9fe008bde7d829aef030b3168fa2eb18d4032f2bc7e14f588affc312b16a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b68b9fe008bde7d829aef030b3168fa2eb18d4032f2bc7e14f588affc312b16a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b68b9fe008bde7d829aef030b3168fa2eb18d4032f2bc7e14f588affc312b16a", kill_on_drop: false }`
[INFO] [stdout] b68b9fe008bde7d829aef030b3168fa2eb18d4032f2bc7e14f588affc312b16a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] e5f08d4a7713ce530291d23f6817965303938d6fc33130e65570ba2ef983eee0
[INFO] running `Command { std: "docker" "start" "-a" "e5f08d4a7713ce530291d23f6817965303938d6fc33130e65570ba2ef983eee0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.48
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling bumpalo v2.5.0
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling wee_alloc v0.4.4
[INFO] [stderr]    Compiling wasm-bindgen v0.2.48
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking qrcodegen v1.5.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking pixelate v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.48
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.48
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.48
[INFO] [stderr]     Checking tiny-qr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.29s
[INFO] running `Command { std: "docker" "inspect" "e5f08d4a7713ce530291d23f6817965303938d6fc33130e65570ba2ef983eee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f08d4a7713ce530291d23f6817965303938d6fc33130e65570ba2ef983eee0", kill_on_drop: false }`
[INFO] [stdout] e5f08d4a7713ce530291d23f6817965303938d6fc33130e65570ba2ef983eee0