[INFO] cloning repository https://github.com/golddranks/recycle_vec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/golddranks/recycle_vec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolddranks%2Frecycle_vec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolddranks%2Frecycle_vec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8cf46087c78c2c3503277243d0d96fbc0821dac
[INFO] checking golddranks/recycle_vec against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolddranks%2Frecycle_vec" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/golddranks/recycle_vec
[INFO] finished tweaking git repo https://github.com/golddranks/recycle_vec
[INFO] tweaked toml for git repo https://github.com/golddranks/recycle_vec written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/golddranks/recycle_vec on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/golddranks/recycle_vec 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking golddranks/recycle_vec against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolddranks%2Frecycle_vec" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/golddranks/recycle_vec
[INFO] finished tweaking git repo https://github.com/golddranks/recycle_vec
[INFO] tweaked toml for git repo https://github.com/golddranks/recycle_vec written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/golddranks/recycle_vec on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/golddranks/recycle_vec 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded target-triple v0.1.3
[INFO] [stderr]   Downloaded trybuild v1.0.101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3add9fef75498d8b95e7186a48425b8a38ec5d8a1ebea5678111f935516bc9e
[INFO] running `Command { std: "docker" "start" "-a" "f3add9fef75498d8b95e7186a48425b8a38ec5d8a1ebea5678111f935516bc9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3add9fef75498d8b95e7186a48425b8a38ec5d8a1ebea5678111f935516bc9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3add9fef75498d8b95e7186a48425b8a38ec5d8a1ebea5678111f935516bc9e", kill_on_drop: false }`
[INFO] [stdout] f3add9fef75498d8b95e7186a48425b8a38ec5d8a1ebea5678111f935516bc9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 519fc1545b56488c19e5f79d16e9008d71f6748d4638a954cee3e4ea7f605070
[INFO] running `Command { std: "docker" "start" "-a" "519fc1545b56488c19e5f79d16e9008d71f6748d4638a954cee3e4ea7f605070", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]     Checking hashbrown v0.15.0
[INFO] [stderr]    Compiling target-triple v0.1.3
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking recycle_vec v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_json v1.0.132
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking trybuild v1.0.101
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]  --> tests/recycle_incompatible_size.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let mut buf2 = buf.recycle();
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]   = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]   = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[INFO] [stdout]   = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::recycle`
[INFO] [stdout]   |
[INFO] [stdout] 1 + #![feature(vec_recycle)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]  --> tests/recycle_incompatible_alignment.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let mut buf2 = buf.recycle();
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]   = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]   = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[INFO] [stdout]   = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::recycle`
[INFO] [stdout]   |
[INFO] [stdout] 1 + #![feature(vec_recycle)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]  --> tests/recycle_incompatible_alignment.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |         buf = buf2.recycle();
[INFO] [stdout]   |                    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]   = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]   = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::recycle`
[INFO] [stdout]   |
[INFO] [stdout] 1 + #![feature(vec_recycle)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]  --> tests/recycle_incompatible_size.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |         buf = buf2.recycle();
[INFO] [stdout]   |                    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]   = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]   = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::recycle`
[INFO] [stdout]   |
[INFO] [stdout] 1 + #![feature(vec_recycle)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:124:20
[INFO] [stdout]     |
[INFO] [stdout] 124 |         buf = buf2.recycle();
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `VecExt::recycle(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::recycle`
[INFO] [stdout]     |
[INFO] [stdout]  74 + #![feature(vec_recycle)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:136:28
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut buf2 = buf.recycle();
[INFO] [stdout]     |                            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `VecExt::recycle(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::recycle`
[INFO] [stdout]     |
[INFO] [stdout]  74 + #![feature(vec_recycle)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:148:20
[INFO] [stdout]     |
[INFO] [stdout] 148 |         buf = buf2.recycle();
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `VecExt::recycle(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::recycle`
[INFO] [stdout]     |
[INFO] [stdout]  74 + #![feature(vec_recycle)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `Command { std: "docker" "inspect" "519fc1545b56488c19e5f79d16e9008d71f6748d4638a954cee3e4ea7f605070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "519fc1545b56488c19e5f79d16e9008d71f6748d4638a954cee3e4ea7f605070", kill_on_drop: false }`
[INFO] [stdout] 519fc1545b56488c19e5f79d16e9008d71f6748d4638a954cee3e4ea7f605070
