[INFO] fetching crate gaffe-xilinx 0.1.0...
[INFO] documenting gaffe-xilinx-0.1.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate gaffe-xilinx 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate gaffe-xilinx 0.1.0 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gaffe-xilinx 0.1.0
[INFO] finished tweaking crates.io crate gaffe-xilinx 0.1.0
[INFO] tweaked toml for crates.io crate gaffe-xilinx 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded packed_struct_codegen v0.2.4
[INFO] [stderr]   Downloaded packed_struct v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", 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] e323d7ecc4170e7c8d0f58049f23cd20efe2b8ba8dd9e208917615d0c29fcbeb
[INFO] running `Command { std: "docker" "start" "-a" "e323d7ecc4170e7c8d0f58049f23cd20efe2b8ba8dd9e208917615d0c29fcbeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e323d7ecc4170e7c8d0f58049f23cd20efe2b8ba8dd9e208917615d0c29fcbeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e323d7ecc4170e7c8d0f58049f23cd20efe2b8ba8dd9e208917615d0c29fcbeb", kill_on_drop: false }`
[INFO] [stdout] e323d7ecc4170e7c8d0f58049f23cd20efe2b8ba8dd9e208917615d0c29fcbeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 4898baedc135212c6358bddcfaf88179d5dfaa30e952f139a7fdf53057d0ccf1
[INFO] running `Command { std: "docker" "start" "-a" "4898baedc135212c6358bddcfaf88179d5dfaa30e952f139a7fdf53057d0ccf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling packed_struct v0.2.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking linked-hash-map v0.5.3
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[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling synom v0.11.3
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[INFO] [stderr]     Checking humantime v1.3.0
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[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling heck v0.3.1
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[INFO] [stderr]     Checking aho-corasick v0.7.13
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[INFO] [stderr]    Compiling quote v1.0.7
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[INFO] [stderr]     Checking clap v2.33.1
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[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking addr2line v0.12.2
[INFO] [stderr]    Compiling strum_macros v0.9.1
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]    Compiling smart-default v0.2.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking serde_test v1.0.114
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling packed_struct_codegen v0.2.4
[INFO] [stderr]     Checking gaffe-xilinx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting gaffe-xilinx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/from_bytes.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn from_bytes(reader: &mut BufRead) -> Result<Self, Error>;
[INFO] [stdout]    |                                ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/from_bytes.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn from_bytes(reader: &mut BufRead) -> Result<Self, Error> {
[INFO] [stdout]    |                                ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/from_bytes.rs:40:37
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn to_bytes(&self, writer: &mut Write) -> Result<(), Error>;
[INFO] [stdout]    |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/from_bytes.rs:47:37
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn to_bytes(&self, writer: &mut Write) -> Result<(), Error>
[INFO] [stdout]    |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/xc7/bitstream.rs:228:31
[INFO] [stdout]     |
[INFO] [stdout] 228 |     fn from_bytes(bytes: &mut BufRead) -> Result<Self, Error> {
[INFO] [stdout]     |                               ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/xc7/bitstream.rs:266:37
[INFO] [stdout]     |
[INFO] [stdout] 266 |     fn to_bytes(&self, writer: &mut Write) -> Result<(), Error> {
[INFO] [stdout]     |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/xc7/bitstream.rs:342:35
[INFO] [stdout]     |
[INFO] [stdout] 342 |     fn from_bytes(mut bytes: &mut BufRead) -> Result<Self, Error> {
[INFO] [stdout]     |                                   ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/xc7/bitstream.rs:361:37
[INFO] [stdout]     |
[INFO] [stdout] 361 |     fn to_bytes(&self, writer: &mut Write) -> Result<(), Error> {
[INFO] [stdout]     |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xc7/configuration.rs:132:25
[INFO] [stdout]     |
[INFO] [stdout] 132 |                     let mut frame_address_iter = device_def.config_mem_layout.iter();
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xc7/configuration.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                     let mut frame_address_iter = device_def.config_mem_layout.iter();
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "4898baedc135212c6358bddcfaf88179d5dfaa30e952f139a7fdf53057d0ccf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4898baedc135212c6358bddcfaf88179d5dfaa30e952f139a7fdf53057d0ccf1", kill_on_drop: false }`
[INFO] [stdout] 4898baedc135212c6358bddcfaf88179d5dfaa30e952f139a7fdf53057d0ccf1