[INFO] fetching crate readbin 0.2.0...
[INFO] building readbin-0.2.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate readbin 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate readbin 0.2.0
[INFO] finished tweaking crates.io crate readbin 0.2.0
[INFO] tweaked toml for crates.io crate readbin 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate readbin 0.2.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate readbin 0.2.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31872f05d06257dce86598803a965321b24ac39a8c1185e71e1c25f3dac47076
[INFO] running `Command { std: "docker" "start" "-a" "31872f05d06257dce86598803a965321b24ac39a8c1185e71e1c25f3dac47076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31872f05d06257dce86598803a965321b24ac39a8c1185e71e1c25f3dac47076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31872f05d06257dce86598803a965321b24ac39a8c1185e71e1c25f3dac47076", kill_on_drop: false }`
[INFO] [stdout] 31872f05d06257dce86598803a965321b24ac39a8c1185e71e1c25f3dac47076
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a791921353097a2edac7a38d2a60b5f7ad00247f4127b85c3c33d7983325f2b7
[INFO] running `Command { std: "docker" "start" "-a" "a791921353097a2edac7a38d2a60b5f7ad00247f4127b85c3c33d7983325f2b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling readbin v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/mod.rs:18:55
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn cow_struct<T: 'static + Copy + Default>(bytes: &[u8]) -> Option<Cow<T>> {
[INFO] [stdout]    |                                                       ^^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn cow_struct<T: 'static + Copy + Default>(bytes: &[u8]) -> Option<Cow<'_, T>> {
[INFO] [stdout]    |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/headers/elf/x64.rs:65:25
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn from_bytes(data: &[u8]) -> Option<Cow<x64>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn from_bytes(data: &[u8]) -> Option<Cow<'_, x64>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "a791921353097a2edac7a38d2a60b5f7ad00247f4127b85c3c33d7983325f2b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a791921353097a2edac7a38d2a60b5f7ad00247f4127b85c3c33d7983325f2b7", kill_on_drop: false }`
[INFO] [stdout] a791921353097a2edac7a38d2a60b5f7ad00247f4127b85c3c33d7983325f2b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5c145ccff983c7903dee408534d15f309788b6f0e99acb17295977c9ef6e409
[INFO] running `Command { std: "docker" "start" "-a" "a5c145ccff983c7903dee408534d15f309788b6f0e99acb17295977c9ef6e409", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/mod.rs:18:55
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn cow_struct<T: 'static + Copy + Default>(bytes: &[u8]) -> Option<Cow<T>> {
[INFO] [stdout]    |                                                       ^^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn cow_struct<T: 'static + Copy + Default>(bytes: &[u8]) -> Option<Cow<'_, T>> {
[INFO] [stdout]    |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/headers/elf/x64.rs:65:25
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn from_bytes(data: &[u8]) -> Option<Cow<x64>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn from_bytes(data: &[u8]) -> Option<Cow<'_, x64>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling readbin v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/mod.rs:18:55
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn cow_struct<T: 'static + Copy + Default>(bytes: &[u8]) -> Option<Cow<T>> {
[INFO] [stdout]    |                                                       ^^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn cow_struct<T: 'static + Copy + Default>(bytes: &[u8]) -> Option<Cow<'_, T>> {
[INFO] [stdout]    |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/headers/elf/x64.rs:65:25
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn from_bytes(data: &[u8]) -> Option<Cow<x64>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn from_bytes(data: &[u8]) -> Option<Cow<'_, x64>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "a5c145ccff983c7903dee408534d15f309788b6f0e99acb17295977c9ef6e409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5c145ccff983c7903dee408534d15f309788b6f0e99acb17295977c9ef6e409", kill_on_drop: false }`
[INFO] [stdout] a5c145ccff983c7903dee408534d15f309788b6f0e99acb17295977c9ef6e409
