[INFO] fetching crate usbw 0.0.1...
[INFO] testing usbw-0.0.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate usbw 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate usbw 0.0.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate usbw 0.0.1
[INFO] finished tweaking crates.io crate usbw 0.0.1
[INFO] tweaked toml for crates.io crate usbw 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 915dab7fb04fc149833786d3d6a56d8379929c0555cce50af04547900de7a763
[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" "915dab7fb04fc149833786d3d6a56d8379929c0555cce50af04547900de7a763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "915dab7fb04fc149833786d3d6a56d8379929c0555cce50af04547900de7a763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "915dab7fb04fc149833786d3d6a56d8379929c0555cce50af04547900de7a763", kill_on_drop: false }`
[INFO] [stdout] 915dab7fb04fc149833786d3d6a56d8379929c0555cce50af04547900de7a763
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 9484bb9b7750d9affb04f04ae08ac0a699fc2662e15551cb081382fa4cd9596d
[INFO] running `Command { std: "docker" "start" "-a" "9484bb9b7750d9affb04f04ae08ac0a699fc2662e15551cb081382fa4cd9596d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling futures-sink v0.3.6
[INFO] [stderr]    Compiling futures-core v0.3.6
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling libusb1-sys v0.3.7
[INFO] [stderr]    Compiling driver_async v0.0.2
[INFO] [stderr]    Compiling rusb v0.5.5
[INFO] [stderr]    Compiling usbw v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this arithmetic operation will overflow
[INFO] [stdout]   --> src/version.rs:26:27
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Version(u16::from(major << 8) | u16::from(minor << 4) | u16::from(sub_minor))
[INFO] [stdout]    |                           ^^^^^^^^^^ attempt to shift left by 8_i32 which would overflow
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(arithmetic_overflow)]` 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 4.28s
[INFO] running `Command { std: "docker" "inspect" "9484bb9b7750d9affb04f04ae08ac0a699fc2662e15551cb081382fa4cd9596d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9484bb9b7750d9affb04f04ae08ac0a699fc2662e15551cb081382fa4cd9596d", kill_on_drop: false }`
[INFO] [stdout] 9484bb9b7750d9affb04f04ae08ac0a699fc2662e15551cb081382fa4cd9596d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebd899bfd9c55f70fad2c433c1fde2d40d80ae991135b538ef73bd78e2e203bf
[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" "ebd899bfd9c55f70fad2c433c1fde2d40d80ae991135b538ef73bd78e2e203bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling usbw v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this arithmetic operation will overflow
[INFO] [stdout]   --> src/version.rs:26:27
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Version(u16::from(major << 8) | u16::from(minor << 4) | u16::from(sub_minor))
[INFO] [stdout]    |                           ^^^^^^^^^^ attempt to shift left by 8_i32 which would overflow
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(arithmetic_overflow)]` 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 0.72s
[INFO] running `Command { std: "docker" "inspect" "ebd899bfd9c55f70fad2c433c1fde2d40d80ae991135b538ef73bd78e2e203bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebd899bfd9c55f70fad2c433c1fde2d40d80ae991135b538ef73bd78e2e203bf", kill_on_drop: false }`
[INFO] [stdout] ebd899bfd9c55f70fad2c433c1fde2d40d80ae991135b538ef73bd78e2e203bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 07f6a0ec98340afeaa4a0d1490c730f1dcd5f5c9fe061ac4614d02bdadd42909
[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" "07f6a0ec98340afeaa4a0d1490c730f1dcd5f5c9fe061ac4614d02bdadd42909", kill_on_drop: false }`
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]   --> src/version.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 |         Version(u16::from(major << 8) | u16::from(minor << 4) | u16::from(sub_minor))
[INFO] [stderr]    |                           ^^^^^^^^^^ attempt to shift left by 8_i32 which would overflow
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/usbw-97671325c12d3568
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests usbw
[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" "07f6a0ec98340afeaa4a0d1490c730f1dcd5f5c9fe061ac4614d02bdadd42909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f6a0ec98340afeaa4a0d1490c730f1dcd5f5c9fe061ac4614d02bdadd42909", kill_on_drop: false }`
[INFO] [stdout] 07f6a0ec98340afeaa4a0d1490c730f1dcd5f5c9fe061ac4614d02bdadd42909
