[INFO] fetching crate dfu 0.4.2...
[INFO] testing dfu-0.4.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate dfu 0.4.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate dfu 0.4.2
[INFO] finished tweaking crates.io crate dfu 0.4.2
[INFO] tweaked toml for crates.io crate dfu 0.4.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dfu 0.4.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.2.1 (available: v1.3.2)
[INFO] [stderr]       Adding nix v0.20.2 (available: v0.30.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1517c763a54c00c0fb320856f60d888bb5f9fb653cdff5013a3bd4223eaaf5e
[INFO] running `Command { std: "docker" "start" "-a" "b1517c763a54c00c0fb320856f60d888bb5f9fb653cdff5013a3bd4223eaaf5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1517c763a54c00c0fb320856f60d888bb5f9fb653cdff5013a3bd4223eaaf5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1517c763a54c00c0fb320856f60d888bb5f9fb653cdff5013a3bd4223eaaf5e", kill_on_drop: false }`
[INFO] [stdout] b1517c763a54c00c0fb320856f60d888bb5f9fb653cdff5013a3bd4223eaaf5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 308491c0340b88f29adfd04bdd30e232e6efc50389699f34f0858b1f573af24b
[INFO] running `Command { std: "docker" "start" "-a" "308491c0340b88f29adfd04bdd30e232e6efc50389699f34f0858b1f573af24b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling sysfs-serde v0.2.3
[INFO] [stderr]    Compiling nix v0.20.2
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling usbapi v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling dfu v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::slice::Iter`
[INFO] [stdout]  --> src/core.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::slice::Iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let mut usb =
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `length`, `descriptor_type`, `attributes`, `detach_timeout`, and `dfu_version` are never read
[INFO] [stdout]   --> src/core.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct DfuDescriptor {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 72 |     length: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 73 |     descriptor_type: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 74 |     attributes: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 75 |     detach_timeout: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 76 |     transfer_size: u16,
[INFO] [stdout] 77 |     dfu_version: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.01s
[INFO] running `Command { std: "docker" "inspect" "308491c0340b88f29adfd04bdd30e232e6efc50389699f34f0858b1f573af24b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "308491c0340b88f29adfd04bdd30e232e6efc50389699f34f0858b1f573af24b", kill_on_drop: false }`
[INFO] [stdout] 308491c0340b88f29adfd04bdd30e232e6efc50389699f34f0858b1f573af24b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0815912469f63d184a68ee6c426069fbf7dea8f778dc76f6fa9d4960ae6a729f
[INFO] running `Command { std: "docker" "start" "-a" "0815912469f63d184a68ee6c426069fbf7dea8f778dc76f6fa9d4960ae6a729f", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::slice::Iter`
[INFO] [stdout]  --> src/core.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::slice::Iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let mut usb =
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `length`, `descriptor_type`, `attributes`, `detach_timeout`, and `dfu_version` are never read
[INFO] [stdout]   --> src/core.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct DfuDescriptor {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 72 |     length: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 73 |     descriptor_type: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 74 |     attributes: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 75 |     detach_timeout: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 76 |     transfer_size: u16,
[INFO] [stdout] 77 |     dfu_version: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dfu v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::slice::Iter`
[INFO] [stdout]  --> src/core.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::slice::Iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let mut usb =
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `length`, `descriptor_type`, `attributes`, `detach_timeout`, and `dfu_version` are never read
[INFO] [stdout]   --> src/core.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct DfuDescriptor {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 72 |     length: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 73 |     descriptor_type: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 74 |     attributes: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 75 |     detach_timeout: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 76 |     transfer_size: u16,
[INFO] [stdout] 77 |     dfu_version: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "0815912469f63d184a68ee6c426069fbf7dea8f778dc76f6fa9d4960ae6a729f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0815912469f63d184a68ee6c426069fbf7dea8f778dc76f6fa9d4960ae6a729f", kill_on_drop: false }`
[INFO] [stdout] 0815912469f63d184a68ee6c426069fbf7dea8f778dc76f6fa9d4960ae6a729f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3dd2f1ffa6828e0c956f93d90eaf36d3bb280965722f6ff84c332f26c39123a
[INFO] running `Command { std: "docker" "start" "-a" "d3dd2f1ffa6828e0c956f93d90eaf36d3bb280965722f6ff84c332f26c39123a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::slice::Iter`
[INFO] [stderr]  --> src/core.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::slice::Iter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/core.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |         let mut usb =
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `length`, `descriptor_type`, `attributes`, `detach_timeout`, and `dfu_version` are never read
[INFO] [stderr]   --> src/core.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 71 | struct DfuDescriptor {
[INFO] [stderr]    |        ------------- fields in this struct
[INFO] [stderr] 72 |     length: u8,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 73 |     descriptor_type: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 74 |     attributes: u8,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 75 |     detach_timeout: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 76 |     transfer_size: u16,
[INFO] [stderr] 77 |     dfu_version: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dfu` (lib) generated 3 warnings (run `cargo fix --lib -p dfu` to apply 2 suggestions)
[INFO] [stderr] warning: `dfu` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dfu-2a2ca78117aac67d)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test memory_layout::tests::test_memory_num_pages ... ok
[INFO] [stdout] test dfuse_command::tests::test_dfuse_command ... ok
[INFO] [stdout] test memory_layout::tests::test_memory_from ... ok
[INFO] [stdout] test memory_layout::tests::test_memory_address ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dfu
[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" "d3dd2f1ffa6828e0c956f93d90eaf36d3bb280965722f6ff84c332f26c39123a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3dd2f1ffa6828e0c956f93d90eaf36d3bb280965722f6ff84c332f26c39123a", kill_on_drop: false }`
[INFO] [stdout] d3dd2f1ffa6828e0c956f93d90eaf36d3bb280965722f6ff84c332f26c39123a
