[INFO] fetching crate c2-mmap-gpio 0.2.1...
[INFO] testing c2-mmap-gpio-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate c2-mmap-gpio 0.2.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate c2-mmap-gpio 0.2.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c2-mmap-gpio 0.2.1
[INFO] finished tweaking crates.io crate c2-mmap-gpio 0.2.1
[INFO] tweaked toml for crates.io crate c2-mmap-gpio 0.2.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate c2-mmap-gpio 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a5595d7fa1c7ced29d81abcc0f9f82565ecd8fb8de04cf583dfa49196ada402
[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" "5a5595d7fa1c7ced29d81abcc0f9f82565ecd8fb8de04cf583dfa49196ada402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a5595d7fa1c7ced29d81abcc0f9f82565ecd8fb8de04cf583dfa49196ada402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5595d7fa1c7ced29d81abcc0f9f82565ecd8fb8de04cf583dfa49196ada402", kill_on_drop: false }`
[INFO] [stdout] 5a5595d7fa1c7ced29d81abcc0f9f82565ecd8fb8de04cf583dfa49196ada402
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 1ea2222171b3fdc4f8bc89c8ea61771482e4d937982893ff49917e565110603b
[INFO] running `Command { std: "docker" "start" "-a" "1ea2222171b3fdc4f8bc89c8ea61771482e4d937982893ff49917e565110603b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling nix v0.19.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling derive-try-from-primitive v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling c2-mmap-gpio v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.71s
[INFO] running `Command { std: "docker" "inspect" "1ea2222171b3fdc4f8bc89c8ea61771482e4d937982893ff49917e565110603b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ea2222171b3fdc4f8bc89c8ea61771482e4d937982893ff49917e565110603b", kill_on_drop: false }`
[INFO] [stdout] 1ea2222171b3fdc4f8bc89c8ea61771482e4d937982893ff49917e565110603b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e558c6085e787063f27cde6abddf8e2b4bb911ad2fd285d737aa186d711b8ebc
[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" "e558c6085e787063f27cde6abddf8e2b4bb911ad2fd285d737aa186d711b8ebc", kill_on_drop: false }`
[INFO] [stderr]    Compiling c2-mmap-gpio v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "e558c6085e787063f27cde6abddf8e2b4bb911ad2fd285d737aa186d711b8ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e558c6085e787063f27cde6abddf8e2b4bb911ad2fd285d737aa186d711b8ebc", kill_on_drop: false }`
[INFO] [stdout] e558c6085e787063f27cde6abddf8e2b4bb911ad2fd285d737aa186d711b8ebc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b1a37fa2a23ed1f593a1befeb1487163b302d1f075dd8541df89c8be93f2699
[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" "7b1a37fa2a23ed1f593a1befeb1487163b302d1f075dd8541df89c8be93f2699", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/c2_mmap_gpio-b68deb70deb614df
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests c2-mmap-gpio
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b1a37fa2a23ed1f593a1befeb1487163b302d1f075dd8541df89c8be93f2699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1a37fa2a23ed1f593a1befeb1487163b302d1f075dd8541df89c8be93f2699", kill_on_drop: false }`
[INFO] [stdout] 7b1a37fa2a23ed1f593a1befeb1487163b302d1f075dd8541df89c8be93f2699