[INFO] fetching crate x3 0.3.0...
[INFO] building x3-0.3.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate x3 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate x3 0.3.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate x3 0.3.0
[INFO] finished tweaking crates.io crate x3 0.3.0
[INFO] tweaked toml for crates.io crate x3 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate x3 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quick-xml v0.18.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17cd9e6d5d2ac956ecd00df09604390c97b35e1746db95665a2065b090ce95f0
[INFO] running `Command { std: "docker" "start" "-a" "17cd9e6d5d2ac956ecd00df09604390c97b35e1746db95665a2065b090ce95f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17cd9e6d5d2ac956ecd00df09604390c97b35e1746db95665a2065b090ce95f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17cd9e6d5d2ac956ecd00df09604390c97b35e1746db95665a2065b090ce95f0", kill_on_drop: false }`
[INFO] [stdout] 17cd9e6d5d2ac956ecd00df09604390c97b35e1746db95665a2065b090ce95f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 719bb50e30235518bf633ca397ead0ab3dbbfeb334cc65cc1173d43fc37b9944
[INFO] running `Command { std: "docker" "start" "-a" "719bb50e30235518bf633ca397ead0ab3dbbfeb334cc65cc1173d43fc37b9944", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling quick-xml v0.18.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling x3 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/bitpacker.rs:53:40
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl<'a> BitPacker<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 53 |     pub fn new(array: &'a mut [u8]) -> BitPacker {
[INFO] [stdout]    |                                        ^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/bytereader.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl<'a> ByteReader<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 46 |   pub fn new(array: &'a [u8]) -> ByteReader {
[INFO] [stdout]    |                                  ^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.80s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.18.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "719bb50e30235518bf633ca397ead0ab3dbbfeb334cc65cc1173d43fc37b9944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "719bb50e30235518bf633ca397ead0ab3dbbfeb334cc65cc1173d43fc37b9944", kill_on_drop: false }`
[INFO] [stdout] 719bb50e30235518bf633ca397ead0ab3dbbfeb334cc65cc1173d43fc37b9944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d36edc51efa7b86b0ea7fa7d2514d2c032bbc40129e37e1380c02fd753918bec
[INFO] running `Command { std: "docker" "start" "-a" "d36edc51efa7b86b0ea7fa7d2514d2c032bbc40129e37e1380c02fd753918bec", kill_on_drop: false }`
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/bitpacker.rs:53:40
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl<'a> BitPacker<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 53 |     pub fn new(array: &'a mut [u8]) -> BitPacker {
[INFO] [stdout]    |                                        ^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/bytereader.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl<'a> ByteReader<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 46 |   pub fn new(array: &'a [u8]) -> ByteReader {
[INFO] [stdout]    |                                  ^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling x3 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/bitpacker.rs:53:40
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl<'a> BitPacker<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 53 |     pub fn new(array: &'a mut [u8]) -> BitPacker {
[INFO] [stdout]    |                                        ^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/bytereader.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl<'a> ByteReader<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 46 |   pub fn new(array: &'a [u8]) -> ByteReader {
[INFO] [stdout]    |                                  ^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.18.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "d36edc51efa7b86b0ea7fa7d2514d2c032bbc40129e37e1380c02fd753918bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36edc51efa7b86b0ea7fa7d2514d2c032bbc40129e37e1380c02fd753918bec", kill_on_drop: false }`
[INFO] [stdout] d36edc51efa7b86b0ea7fa7d2514d2c032bbc40129e37e1380c02fd753918bec