[INFO] fetching crate embedded-spi 0.6.2...
[INFO] testing embedded-spi-0.6.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate embedded-spi 0.6.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate embedded-spi 0.6.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embedded-spi 0.6.2
[INFO] finished tweaking crates.io crate embedded-spi 0.6.2
[INFO] tweaked toml for crates.io crate embedded-spi 0.6.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56cb14dd17aff5f6261332233eba29a8b820a8458d86ffcf065d909f43f6a4ea
[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" "56cb14dd17aff5f6261332233eba29a8b820a8458d86ffcf065d909f43f6a4ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56cb14dd17aff5f6261332233eba29a8b820a8458d86ffcf065d909f43f6a4ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56cb14dd17aff5f6261332233eba29a8b820a8458d86ffcf065d909f43f6a4ea", kill_on_drop: false }`
[INFO] [stdout] 56cb14dd17aff5f6261332233eba29a8b820a8458d86ffcf065d909f43f6a4ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4699dcb0bf89cda157a8630a1276a93db4045d87396fbdd419bce81f916744d7
[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" "4699dcb0bf89cda157a8630a1276a93db4045d87396fbdd419bce81f916744d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling libusb-sys v0.2.3
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling bit-set v0.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling libusb v0.3.0
[INFO] [stderr]    Compiling simplelog v0.7.6
[INFO] [stderr]    Compiling simplelog v0.5.3
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling driver-cp2130 v0.3.1
[INFO] [stderr]    Compiling spidev v0.4.0
[INFO] [stderr]    Compiling sysfs_gpio v0.5.4
[INFO] [stderr]    Compiling i2cdev v0.4.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling linux-embedded-hal v0.3.0
[INFO] [stderr]    Compiling embedded-spi v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `panic`
[INFO] [stdout]  --> src/mock.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{panic, vec};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 34.51s
[INFO] running `Command { std: "docker" "inspect" "4699dcb0bf89cda157a8630a1276a93db4045d87396fbdd419bce81f916744d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4699dcb0bf89cda157a8630a1276a93db4045d87396fbdd419bce81f916744d7", kill_on_drop: false }`
[INFO] [stdout] 4699dcb0bf89cda157a8630a1276a93db4045d87396fbdd419bce81f916744d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64596f7729d11209a735960c5ba008e4a4501258813bc11953e41664a60b5e6d
[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" "64596f7729d11209a735960c5ba008e4a4501258813bc11953e41664a60b5e6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-spi v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `panic`
[INFO] [stdout]  --> src/mock.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{panic, vec};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `panic`
[INFO] [stdout]  --> src/mock.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{panic, vec};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `panic`
[INFO] [stdout]    --> src/mock.rs:512:15
[INFO] [stdout]     |
[INFO] [stdout] 512 |     use std::{panic, vec};
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "64596f7729d11209a735960c5ba008e4a4501258813bc11953e41664a60b5e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64596f7729d11209a735960c5ba008e4a4501258813bc11953e41664a60b5e6d", kill_on_drop: false }`
[INFO] [stdout] 64596f7729d11209a735960c5ba008e4a4501258813bc11953e41664a60b5e6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "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] 6ff9f6b73977e9e840db7f16c6024b9a7fbc8e3d25d6087ae79649c068bcac35
[INFO] running `Command { std: "docker" "start" "-a" "6ff9f6b73977e9e840db7f16c6024b9a7fbc8e3d25d6087ae79649c068bcac35", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `panic`
[INFO] [stdout] running 8 tests
[INFO] [stderr]  --> src/mock.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{panic, vec};
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `panic`
[INFO] [stderr]  --> src/mock.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{panic, vec};
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `panic`
[INFO] [stderr]    --> src/mock.rs:512:15
[INFO] [stderr]     |
[INFO] [stderr] 512 |     use std::{panic, vec};
[INFO] [stderr]     |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/embedded_spi-4d85c71e1e1730b7
[INFO] [stdout] test mock::test::test_pins ... ok
[INFO] [stdout] test mock::test::test_standard_write ... ok
[INFO] [stdout] test mock::test::test_transactional_write ... ok
[INFO] [stdout] test mock::test::test_transactional_read ... ok
[INFO] [stdout] test mock::test::test_standard_transfer ... ok
[INFO] [stderr]    Doc-tests embedded-spi
[INFO] [stdout] test mock::test::test_transactional_write_expect_read ... ok
[INFO] [stdout] test mock::test::test_incorrect_pin ... ok
[INFO] [stdout] test mock::test::test_transactional_read_expect_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6ff9f6b73977e9e840db7f16c6024b9a7fbc8e3d25d6087ae79649c068bcac35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ff9f6b73977e9e840db7f16c6024b9a7fbc8e3d25d6087ae79649c068bcac35", kill_on_drop: false }`
[INFO] [stdout] 6ff9f6b73977e9e840db7f16c6024b9a7fbc8e3d25d6087ae79649c068bcac35