[INFO] fetching crate ravedude 0.1.3...
[INFO] testing ravedude-0.1.3 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate ravedude 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ravedude 0.1.3 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate ravedude 0.1.3
[INFO] finished tweaking crates.io crate ravedude 0.1.3
[INFO] tweaked toml for crates.io crate ravedude 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ravedude 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3db5d4c730689b35d6670eefe6c93254a8306d5ece5f1ad3459548045f835514
[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" "3db5d4c730689b35d6670eefe6c93254a8306d5ece5f1ad3459548045f835514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3db5d4c730689b35d6670eefe6c93254a8306d5ece5f1ad3459548045f835514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db5d4c730689b35d6670eefe6c93254a8306d5ece5f1ad3459548045f835514", kill_on_drop: false }`
[INFO] [stdout] 3db5d4c730689b35d6670eefe6c93254a8306d5ece5f1ad3459548045f835514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 0c77036cb6d1310945d03269b75e2f8cfc38d5e3ca9270865314c722dfae8b1e
[INFO] running `Command { std: "docker" "start" "-a" "0c77036cb6d1310945d03269b75e2f8cfc38d5e3ca9270865314c722dfae8b1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling git-version-macro v0.3.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling serialport v4.0.0
[INFO] [stderr]    Compiling git-version v0.3.4
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling ravedude v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `config`
[INFO] [stdout]   --> src/avrdude/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     config: tempfile::NamedTempFile,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.37s
[INFO] running `Command { std: "docker" "inspect" "0c77036cb6d1310945d03269b75e2f8cfc38d5e3ca9270865314c722dfae8b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c77036cb6d1310945d03269b75e2f8cfc38d5e3ca9270865314c722dfae8b1e", kill_on_drop: false }`
[INFO] [stdout] 0c77036cb6d1310945d03269b75e2f8cfc38d5e3ca9270865314c722dfae8b1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--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] 9bab0a6a3e909ca423779e5ac3e6559b967bfe720b309ab0b83e21d3a3161613
[INFO] running `Command { std: "docker" "start" "-a" "9bab0a6a3e909ca423779e5ac3e6559b967bfe720b309ab0b83e21d3a3161613", kill_on_drop: false }`
[INFO] [stderr]    Compiling ravedude v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `config`
[INFO] [stdout]   --> src/avrdude/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     config: tempfile::NamedTempFile,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "9bab0a6a3e909ca423779e5ac3e6559b967bfe720b309ab0b83e21d3a3161613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bab0a6a3e909ca423779e5ac3e6559b967bfe720b309ab0b83e21d3a3161613", kill_on_drop: false }`
[INFO] [stdout] 9bab0a6a3e909ca423779e5ac3e6559b967bfe720b309ab0b83e21d3a3161613
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] c47842191a5e5c1b8ccf75f15d29854bc019d5cfe9ef0136fe23a9207a8088f4
[INFO] running `Command { std: "docker" "start" "-a" "c47842191a5e5c1b8ccf75f15d29854bc019d5cfe9ef0136fe23a9207a8088f4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `config`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/avrdude/mod.rs:15:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 15 |     config: tempfile::NamedTempFile,
[INFO] [stdout] 
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ravedude` (bin "ravedude" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ravedude-a84ad412e957e53a)
[INFO] running `Command { std: "docker" "inspect" "c47842191a5e5c1b8ccf75f15d29854bc019d5cfe9ef0136fe23a9207a8088f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47842191a5e5c1b8ccf75f15d29854bc019d5cfe9ef0136fe23a9207a8088f4", kill_on_drop: false }`
[INFO] [stdout] c47842191a5e5c1b8ccf75f15d29854bc019d5cfe9ef0136fe23a9207a8088f4