[INFO] fetching crate i2c-linux 0.1.2...
[INFO] testing i2c-linux-0.1.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate i2c-linux 0.1.2 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate i2c-linux 0.1.2 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] started tweaking crates.io crate i2c-linux 0.1.2
[INFO] finished tweaking crates.io crate i2c-linux 0.1.2
[INFO] tweaked toml for crates.io crate i2c-linux 0.1.2 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded udev v0.2.0
[INFO] [stderr]   Downloaded i2c v0.1.0
[INFO] [stderr]   Downloaded i2c-linux-sys v0.2.0
[INFO] [stderr]   Downloaded uninitialized v0.0.2
[INFO] [stderr]   Downloaded resize-slice v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] 88f7609a415e2fd0e05dfcdb9721c90ae1f6c8b45f6846321a0fa2b0ebadc935
[INFO] running `Command { std: "docker" "start" "-a" "88f7609a415e2fd0e05dfcdb9721c90ae1f6c8b45f6846321a0fa2b0ebadc935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88f7609a415e2fd0e05dfcdb9721c90ae1f6c8b45f6846321a0fa2b0ebadc935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f7609a415e2fd0e05dfcdb9721c90ae1f6c8b45f6846321a0fa2b0ebadc935", kill_on_drop: false }`
[INFO] [stdout] 88f7609a415e2fd0e05dfcdb9721c90ae1f6c8b45f6846321a0fa2b0ebadc935
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] [stdout] b89d0167a13b95afe3e4d34380eb11160701d8098b3cfa0273d26e56b20bd2f6
[INFO] running `Command { std: "docker" "start" "-a" "b89d0167a13b95afe3e4d34380eb11160701d8098b3cfa0273d26e56b20bd2f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling resize-slice v0.1.3
[INFO] [stderr]    Compiling i2c-linux-sys v0.2.0
[INFO] [stderr]    Compiling i2c-linux v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:298:18
[INFO] [stdout]     |
[INFO] [stdout] 298 |             mem::uninitialized()
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 2.47s
[INFO] running `Command { std: "docker" "inspect" "b89d0167a13b95afe3e4d34380eb11160701d8098b3cfa0273d26e56b20bd2f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b89d0167a13b95afe3e4d34380eb11160701d8098b3cfa0273d26e56b20bd2f6", kill_on_drop: false }`
[INFO] [stdout] b89d0167a13b95afe3e4d34380eb11160701d8098b3cfa0273d26e56b20bd2f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] [stdout] 090252b05af7585e0989bd5bfcd713f86a4cb1f9738a088117cc4c3a51805087
[INFO] running `Command { std: "docker" "start" "-a" "090252b05af7585e0989bd5bfcd713f86a4cb1f9738a088117cc4c3a51805087", kill_on_drop: false }`
[INFO] [stderr]    Compiling i2c-linux v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:298:18
[INFO] [stdout]     |
[INFO] [stdout] 298 |             mem::uninitialized()
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:298:18
[INFO] [stdout]     |
[INFO] [stdout] 298 |             mem::uninitialized()
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 0.84s
[INFO] running `Command { std: "docker" "inspect" "090252b05af7585e0989bd5bfcd713f86a4cb1f9738a088117cc4c3a51805087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "090252b05af7585e0989bd5bfcd713f86a4cb1f9738a088117cc4c3a51805087", kill_on_drop: false }`
[INFO] [stdout] 090252b05af7585e0989bd5bfcd713f86a4cb1f9738a088117cc4c3a51805087
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] [stdout] d4ffe8bcf62029104844c01af0484b0826e77af5e4452619cd915c0a9ebed538
[INFO] running `Command { std: "docker" "start" "-a" "d4ffe8bcf62029104844c01af0484b0826e77af5e4452619cd915c0a9ebed538", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:298:18
[INFO] [stderr]     |
[INFO] [stderr] 298 |             mem::uninitialized()
[INFO] [stderr]     |                  ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `i2c-linux` (lib) generated 1 warning
[INFO] [stderr] warning: `i2c-linux` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/i2c_linux-69390bc6e40fc08e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests i2c-linux
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d4ffe8bcf62029104844c01af0484b0826e77af5e4452619cd915c0a9ebed538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ffe8bcf62029104844c01af0484b0826e77af5e4452619cd915c0a9ebed538", kill_on_drop: false }`
[INFO] [stdout] d4ffe8bcf62029104844c01af0484b0826e77af5e4452619cd915c0a9ebed538