[INFO] crate spidev 0.4.0 is already in cache
[INFO] testing spidev-0.4.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate spidev 0.4.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate spidev 0.4.0 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] started tweaking crates.io crate spidev 0.4.0
[INFO] finished tweaking crates.io crate spidev 0.4.0
[INFO] tweaked toml for crates.io crate spidev 0.4.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--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] 56471d0c40a6400a036a4dc0ff35eae5544a096e98a0b12d731c7e42c9b06f0b
[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" "56471d0c40a6400a036a4dc0ff35eae5544a096e98a0b12d731c7e42c9b06f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56471d0c40a6400a036a4dc0ff35eae5544a096e98a0b12d731c7e42c9b06f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56471d0c40a6400a036a4dc0ff35eae5544a096e98a0b12d731c7e42c9b06f0b", kill_on_drop: false }`
[INFO] [stdout] 56471d0c40a6400a036a4dc0ff35eae5544a096e98a0b12d731c7e42c9b06f0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb74e8e305f6e348dc1cc6202914a943ee0da8d9b01f979fbb1cdbff4e41b3d1
[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" "fb74e8e305f6e348dc1cc6202914a943ee0da8d9b01f979fbb1cdbff4e41b3d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling spidev v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     try!(from_nix_result(unsafe { ioctl::get_mode_u8(fd, &mut mode) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         try!(from_nix_result(unsafe { ioctl::set_mode32(fd, &mode.bits) }));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         try!(from_nix_result(unsafe { ioctl::set_mode(fd, &bits) }));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:174:5
[INFO] [stdout]     |
[INFO] [stdout] 174 |     try!(from_nix_result(unsafe { ioctl::get_lsb_first(fd, &mut lsb_first) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     try!(from_nix_result(unsafe { ioctl::set_lsb_first(fd, &lsb_first_value) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     try!(from_nix_result(unsafe { ioctl::get_bits_per_word(fd, &mut bits_per_word) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     try!(from_nix_result(unsafe { ioctl::set_bits_per_word(fd, &bits_per_word) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 |     try!(from_nix_result(unsafe { ioctl::get_max_speed_hz(fd, &mut max_speed_hz) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 |     try!(from_nix_result(unsafe { ioctl::set_max_speed_hz(fd, &max_speed_hz) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 213 |     try!(from_nix_result(unsafe { ioctl::spidev_transfer(fd, transfer) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     try!(from_nix_result(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |             try!(spidevioctl::set_bits_per_word(fd, bpw));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |             try!(spidevioctl::set_max_speed_hz(fd, speed));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |             try!(spidevioctl::set_lsb_first(fd, lsb_first));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |             try!(spidevioctl::set_mode(fd, spi_mode_flags));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.52s
[INFO] running `Command { std: "docker" "inspect" "fb74e8e305f6e348dc1cc6202914a943ee0da8d9b01f979fbb1cdbff4e41b3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb74e8e305f6e348dc1cc6202914a943ee0da8d9b01f979fbb1cdbff4e41b3d1", kill_on_drop: false }`
[INFO] [stdout] fb74e8e305f6e348dc1cc6202914a943ee0da8d9b01f979fbb1cdbff4e41b3d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02a8ed4e240834f53f382f1b634fb67ebccb7589fd66b6eda3fe39c25afabb3e
[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" "02a8ed4e240834f53f382f1b634fb67ebccb7589fd66b6eda3fe39c25afabb3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling spidev v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     try!(from_nix_result(unsafe { ioctl::get_mode_u8(fd, &mut mode) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         try!(from_nix_result(unsafe { ioctl::set_mode32(fd, &mode.bits) }));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         try!(from_nix_result(unsafe { ioctl::set_mode(fd, &bits) }));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:174:5
[INFO] [stdout]     |
[INFO] [stdout] 174 |     try!(from_nix_result(unsafe { ioctl::get_lsb_first(fd, &mut lsb_first) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     try!(from_nix_result(unsafe { ioctl::set_lsb_first(fd, &lsb_first_value) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     try!(from_nix_result(unsafe { ioctl::get_bits_per_word(fd, &mut bits_per_word) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     try!(from_nix_result(unsafe { ioctl::set_bits_per_word(fd, &bits_per_word) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 |     try!(from_nix_result(unsafe { ioctl::get_max_speed_hz(fd, &mut max_speed_hz) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 |     try!(from_nix_result(unsafe { ioctl::set_max_speed_hz(fd, &max_speed_hz) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 213 |     try!(from_nix_result(unsafe { ioctl::spidev_transfer(fd, transfer) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     try!(from_nix_result(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |             try!(spidevioctl::set_bits_per_word(fd, bpw));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |             try!(spidevioctl::set_max_speed_hz(fd, speed));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |             try!(spidevioctl::set_lsb_first(fd, lsb_first));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |             try!(spidevioctl::set_mode(fd, spi_mode_flags));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     try!(from_nix_result(unsafe { ioctl::get_mode_u8(fd, &mut mode) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |         try!(from_nix_result(unsafe { ioctl::set_mode32(fd, &mode.bits) }));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         try!(from_nix_result(unsafe { ioctl::set_mode(fd, &bits) }));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:174:5
[INFO] [stdout]     |
[INFO] [stdout] 174 |     try!(from_nix_result(unsafe { ioctl::get_lsb_first(fd, &mut lsb_first) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     try!(from_nix_result(unsafe { ioctl::set_lsb_first(fd, &lsb_first_value) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     try!(from_nix_result(unsafe { ioctl::get_bits_per_word(fd, &mut bits_per_word) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     try!(from_nix_result(unsafe { ioctl::set_bits_per_word(fd, &bits_per_word) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 201 |     try!(from_nix_result(unsafe { ioctl::get_max_speed_hz(fd, &mut max_speed_hz) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 |     try!(from_nix_result(unsafe { ioctl::set_max_speed_hz(fd, &max_speed_hz) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 213 |     try!(from_nix_result(unsafe { ioctl::spidev_transfer(fd, transfer) }));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/spidevioctl.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     try!(from_nix_result(unsafe {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |             try!(spidevioctl::set_bits_per_word(fd, bpw));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |             try!(spidevioctl::set_max_speed_hz(fd, speed));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |             try!(spidevioctl::set_lsb_first(fd, lsb_first));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |             try!(spidevioctl::set_mode(fd, spi_mode_flags));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "02a8ed4e240834f53f382f1b634fb67ebccb7589fd66b6eda3fe39c25afabb3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02a8ed4e240834f53f382f1b634fb67ebccb7589fd66b6eda3fe39c25afabb3e", kill_on_drop: false }`
[INFO] [stdout] 02a8ed4e240834f53f382f1b634fb67ebccb7589fd66b6eda3fe39c25afabb3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08f466bb2b3bf9e6104da637f268fbb9f93dd4301eb305ec5b2a67b66311181e
[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" "08f466bb2b3bf9e6104da637f268fbb9f93dd4301eb305ec5b2a67b66311181e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 |     try!(from_nix_result(unsafe { ioctl::get_mode_u8(fd, &mut mode) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 |         try!(from_nix_result(unsafe { ioctl::set_mode32(fd, &mode.bits) }));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |         try!(from_nix_result(unsafe { ioctl::set_mode(fd, &bits) }));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 |     try!(from_nix_result(unsafe { ioctl::get_mode_u8(fd, &mut mode) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     try!(from_nix_result(unsafe { ioctl::get_lsb_first(fd, &mut lsb_first) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 |         try!(from_nix_result(unsafe { ioctl::set_mode32(fd, &mode.bits) }));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |         try!(from_nix_result(unsafe { ioctl::set_mode(fd, &bits) }));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     try!(from_nix_result(unsafe { ioctl::set_lsb_first(fd, &lsb_first_value) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     try!(from_nix_result(unsafe { ioctl::get_lsb_first(fd, &mut lsb_first) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     try!(from_nix_result(unsafe { ioctl::get_bits_per_word(fd, &mut bits_per_word) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     try!(from_nix_result(unsafe { ioctl::set_lsb_first(fd, &lsb_first_value) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 |     try!(from_nix_result(unsafe { ioctl::set_bits_per_word(fd, &bits_per_word) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     try!(from_nix_result(unsafe { ioctl::get_bits_per_word(fd, &mut bits_per_word) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:201:5
[INFO] [stderr]     |
[INFO] [stderr] 201 |     try!(from_nix_result(unsafe { ioctl::get_max_speed_hz(fd, &mut max_speed_hz) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     try!(from_nix_result(unsafe { ioctl::set_max_speed_hz(fd, &max_speed_hz) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 |     try!(from_nix_result(unsafe { ioctl::set_bits_per_word(fd, &bits_per_word) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:213:5
[INFO] [stderr]     |
[INFO] [stderr] 213 |     try!(from_nix_result(unsafe { ioctl::spidev_transfer(fd, transfer) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:201:5
[INFO] [stderr]     |
[INFO] [stderr] 201 |     try!(from_nix_result(unsafe { ioctl::get_max_speed_hz(fd, &mut max_speed_hz) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 218 |     try!(from_nix_result(unsafe {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:246:13
[INFO] [stderr]     |
[INFO] [stderr] 246 |             try!(spidevioctl::set_bits_per_word(fd, bpw));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     try!(from_nix_result(unsafe { ioctl::set_max_speed_hz(fd, &max_speed_hz) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:249:13
[INFO] [stderr]     |
[INFO] [stderr] 249 |             try!(spidevioctl::set_max_speed_hz(fd, speed));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:252:13
[INFO] [stderr]     |
[INFO] [stderr] 252 |             try!(spidevioctl::set_lsb_first(fd, lsb_first));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:213:5
[INFO] [stderr]     |
[INFO] [stderr] 213 |     try!(from_nix_result(unsafe { ioctl::spidev_transfer(fd, transfer) }));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |             try!(spidevioctl::set_mode(fd, spi_mode_flags));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/spidevioctl.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 218 |     try!(from_nix_result(unsafe {
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:246:13
[INFO] [stderr]     |
[INFO] [stderr] 246 |             try!(spidevioctl::set_bits_per_word(fd, bpw));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:249:13
[INFO] [stderr]     |
[INFO] [stderr] 249 |             try!(spidevioctl::set_max_speed_hz(fd, speed));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:252:13
[INFO] [stderr]     |
[INFO] [stderr] 252 |             try!(spidevioctl::set_lsb_first(fd, lsb_first));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |             try!(spidevioctl::set_mode(fd, spi_mode_flags));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/spidev-d93e4e68fecfa210
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_spidev_options_all ... ok
[INFO] [stdout] test test::test_spidev_options_some ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spidev
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "08f466bb2b3bf9e6104da637f268fbb9f93dd4301eb305ec5b2a67b66311181e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f466bb2b3bf9e6104da637f268fbb9f93dd4301eb305ec5b2a67b66311181e", kill_on_drop: false }`
[INFO] [stdout] 08f466bb2b3bf9e6104da637f268fbb9f93dd4301eb305ec5b2a67b66311181e