[INFO] fetching crate hypertube 0.2.3...
[INFO] testing hypertube-0.2.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate hypertube 0.2.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate hypertube 0.2.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hypertube 0.2.3
[INFO] tweaked toml for crates.io crate hypertube 0.2.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hypertube 0.2.3 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] crate crates.io crate hypertube 0.2.3 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84817830354a7202a4d7e8068451fb0bf51cc2ff15e95c6c6100c5e2a2a5495d
[INFO] running `Command { std: "docker" "start" "-a" "84817830354a7202a4d7e8068451fb0bf51cc2ff15e95c6c6100c5e2a2a5495d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84817830354a7202a4d7e8068451fb0bf51cc2ff15e95c6c6100c5e2a2a5495d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84817830354a7202a4d7e8068451fb0bf51cc2ff15e95c6c6100c5e2a2a5495d", kill_on_drop: false }`
[INFO] [stdout] 84817830354a7202a4d7e8068451fb0bf51cc2ff15e95c6c6100c5e2a2a5495d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26a783aca9ce1735fa51ca3e64473ef1bebedb516251aa1cb3f0b6e5e86eb32c
[INFO] running `Command { std: "docker" "start" "-a" "26a783aca9ce1735fa51ca3e64473ef1bebedb516251aa1cb3f0b6e5e86eb32c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling cidr v0.2.3
[INFO] [stderr]    Compiling ioctl-sys v0.8.0
[INFO] [stderr]    Compiling hypertube v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linux/device.rs:247:18
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn queue(&self, index: usize) -> io::Result<Queue<true>> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here  ^^^^^^^^^^^ the same lifetime is hidden 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] 247 |     pub fn queue(&self, index: usize) -> io::Result<Queue<'_, true>> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linux/device.rs:263:30
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn queue_nonblocking(&self, index: usize) -> io::Result<Queue<false>> {
[INFO] [stdout]     |                              ^^^^^ the lifetime is elided here  ^^^^^^^^^^^^ the same lifetime is hidden 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] 263 |     pub fn queue_nonblocking(&self, index: usize) -> io::Result<Queue<'_, false>> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "26a783aca9ce1735fa51ca3e64473ef1bebedb516251aa1cb3f0b6e5e86eb32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a783aca9ce1735fa51ca3e64473ef1bebedb516251aa1cb3f0b6e5e86eb32c", kill_on_drop: false }`
[INFO] [stdout] 26a783aca9ce1735fa51ca3e64473ef1bebedb516251aa1cb3f0b6e5e86eb32c
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4183d321c63d5c5b9cd9062be5684070b567eba2cd9950662b345c9f890f5ba
[INFO] running `Command { std: "docker" "start" "-a" "c4183d321c63d5c5b9cd9062be5684070b567eba2cd9950662b345c9f890f5ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling hypertube v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linux/device.rs:247:18
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn queue(&self, index: usize) -> io::Result<Queue<true>> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here  ^^^^^^^^^^^ the same lifetime is hidden 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] 247 |     pub fn queue(&self, index: usize) -> io::Result<Queue<'_, true>> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linux/device.rs:263:30
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn queue_nonblocking(&self, index: usize) -> io::Result<Queue<false>> {
[INFO] [stdout]     |                              ^^^^^ the lifetime is elided here  ^^^^^^^^^^^^ the same lifetime is hidden 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] 263 |     pub fn queue_nonblocking(&self, index: usize) -> io::Result<Queue<'_, false>> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linux/device.rs:247:18
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn queue(&self, index: usize) -> io::Result<Queue<true>> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here  ^^^^^^^^^^^ the same lifetime is hidden 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] 247 |     pub fn queue(&self, index: usize) -> io::Result<Queue<'_, true>> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linux/device.rs:263:30
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn queue_nonblocking(&self, index: usize) -> io::Result<Queue<false>> {
[INFO] [stdout]     |                              ^^^^^ the lifetime is elided here  ^^^^^^^^^^^^ the same lifetime is hidden 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] 263 |     pub fn queue_nonblocking(&self, index: usize) -> io::Result<Queue<'_, false>> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "c4183d321c63d5c5b9cd9062be5684070b567eba2cd9950662b345c9f890f5ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4183d321c63d5c5b9cd9062be5684070b567eba2cd9950662b345c9f890f5ba", kill_on_drop: false }`
[INFO] [stdout] c4183d321c63d5c5b9cd9062be5684070b567eba2cd9950662b345c9f890f5ba
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95167d70baa9e7423fc89f6d35f15162f26b60b9d90bce18fcd3b85aad021143
[INFO] running `Command { std: "docker" "start" "-a" "95167d70baa9e7423fc89f6d35f15162f26b60b9d90bce18fcd3b85aad021143", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/linux/device.rs:247:18
[INFO] [stderr]     |
[INFO] [stderr] 247 |     pub fn queue(&self, index: usize) -> io::Result<Queue<true>> {
[INFO] [stderr]     |                  ^^^^^ the lifetime is elided here  ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 247 |     pub fn queue(&self, index: usize) -> io::Result<Queue<'_, true>> {
[INFO] [stderr]     |                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/linux/device.rs:263:30
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn queue_nonblocking(&self, index: usize) -> io::Result<Queue<false>> {
[INFO] [stderr]     |                              ^^^^^ the lifetime is elided here  ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn queue_nonblocking(&self, index: usize) -> io::Result<Queue<'_, false>> {
[INFO] [stderr]     |                                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: `hypertube` (lib) generated 2 warnings (run `cargo fix --lib -p hypertube` to apply 2 suggestions)
[INFO] [stderr] warning: `hypertube` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hypertube-7ee8229b5d335680)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::create_tun_device ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hypertube
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 18) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 18) stdout ----
[INFO] [stdout] error: expected item, found keyword `let`
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | let device = builder()
[INFO] [stdout]    | ^^^
[INFO] [stdout]    | |
[INFO] [stdout]    | `let` cannot be used for global variables
[INFO] [stdout]    | help: consider using `static` or `const` instead of `let`
[INFO] [stdout]    |
[INFO] [stdout]    = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 9) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `builder` in this scope
[INFO] [stdout]   --> src/lib.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | let device = builder()
[INFO] [stdout]    |              ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout]  9 + use hypertube::builder;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 18)
[INFO] [stdout]     src/lib.rs - (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "95167d70baa9e7423fc89f6d35f15162f26b60b9d90bce18fcd3b85aad021143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95167d70baa9e7423fc89f6d35f15162f26b60b9d90bce18fcd3b85aad021143", kill_on_drop: false }`
[INFO] [stdout] 95167d70baa9e7423fc89f6d35f15162f26b60b9d90bce18fcd3b85aad021143
