[INFO] cloning repository https://github.com/Hylian/rpi-ssd1306-example-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hylian/rpi-ssd1306-example-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHylian%2Frpi-ssd1306-example-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHylian%2Frpi-ssd1306-example-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57fd7c63a4f704671ae0c3278bb6bee0e819cff9
[INFO] checking Hylian/rpi-ssd1306-example-rs against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHylian%2Frpi-ssd1306-example-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hylian/rpi-ssd1306-example-rs on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Hylian/rpi-ssd1306-example-rs
[INFO] finished tweaking git repo https://github.com/Hylian/rpi-ssd1306-example-rs
[INFO] tweaked toml for git repo https://github.com/Hylian/rpi-ssd1306-example-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Hylian/rpi-ssd1306-example-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b67f42b41a6520ca0450b9f99213f35e3facc7a8396388b22f8e71477f3b04d
[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" "4b67f42b41a6520ca0450b9f99213f35e3facc7a8396388b22f8e71477f3b04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b67f42b41a6520ca0450b9f99213f35e3facc7a8396388b22f8e71477f3b04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b67f42b41a6520ca0450b9f99213f35e3facc7a8396388b22f8e71477f3b04d", kill_on_drop: false }`
[INFO] [stdout] 4b67f42b41a6520ca0450b9f99213f35e3facc7a8396388b22f8e71477f3b04d
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f4e58b4c9c752bf102eb7e49a49d663df5b1d2ea8afc75af0b31ec055811233
[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" "8f4e58b4c9c752bf102eb7e49a49d663df5b1d2ea8afc75af0b31ec055811233", 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] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]     Checking nb v0.1.1
[INFO] [stderr]    Compiling ssd1306 v0.2.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking embedded-hal v0.2.2
[INFO] [stderr]     Checking rppal v0.11.1
[INFO] [stderr]     Checking tinybmp v0.1.0
[INFO] [stderr]     Checking embedded-graphics v0.4.7
[INFO] [stderr]     Checking rpi-ssd1306-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.26s
[INFO] running `Command { std: "docker" "inspect" "8f4e58b4c9c752bf102eb7e49a49d663df5b1d2ea8afc75af0b31ec055811233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f4e58b4c9c752bf102eb7e49a49d663df5b1d2ea8afc75af0b31ec055811233", kill_on_drop: false }`
[INFO] [stdout] 8f4e58b4c9c752bf102eb7e49a49d663df5b1d2ea8afc75af0b31ec055811233
