[INFO] fetching crate secc 0.0.10...
[INFO] testing secc-0.0.10 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate secc 0.0.10 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate secc 0.0.10
[INFO] finished tweaking crates.io crate secc 0.0.10
[INFO] tweaked toml for crates.io crate secc 0.0.10 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate secc 0.0.10 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | homepage = "https://github.com/rsimmonsjr/secc"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 | repository = "https://github.com/rsimmonsjr/secc"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `secc` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138
[INFO] running `Command { std: "docker" "start" "53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | homepage = "https://github.com/rsimmonsjr/secc"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 | repository = "https://github.com/rsimmonsjr/secc"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `secc` (manifest) generated 1 warning
[INFO] [stderr]    Compiling secc v0.0.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/lib.rs:363:26
[INFO] [stdout]     |
[INFO] [stdout] 363 |                     let (_, result) = condvar.wait_timeout(receive_ptrs, timeout).unwrap();
[INFO] [stdout]     |                          ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider immediately dropping the value using `drop(..)` after the `let` statement
[INFO] [stdout]     = note: `#[warn(let_underscore_lock)]` (part of `#[warn(let_underscore)]`) on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 363 |                     let (_unused, result) = condvar.wait_timeout(receive_ptrs, timeout).unwrap();
[INFO] [stdout]     |                           ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/lib.rs:563:26
[INFO] [stdout]     |
[INFO] [stdout] 563 |                     let (_, result) = condvar.wait_timeout(send_ptrs, timeout).unwrap();
[INFO] [stdout]     |                          ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider immediately dropping the value using `drop(..)` after the `let` statement
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 563 |                     let (_unused, result) = condvar.wait_timeout(send_ptrs, timeout).unwrap();
[INFO] [stdout]     |                           ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | homepage = "https://github.com/rsimmonsjr/secc"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 | repository = "https://github.com/rsimmonsjr/secc"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `secc` (manifest) generated 1 warning
[INFO] [stderr]    Compiling secc v0.0.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/lib.rs:363:26
[INFO] [stdout]     |
[INFO] [stdout] 363 |                     let (_, result) = condvar.wait_timeout(receive_ptrs, timeout).unwrap();
[INFO] [stdout]     |                          ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider immediately dropping the value using `drop(..)` after the `let` statement
[INFO] [stdout]     = note: `#[warn(let_underscore_lock)]` (part of `#[warn(let_underscore)]`) on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 363 |                     let (_unused, result) = condvar.wait_timeout(receive_ptrs, timeout).unwrap();
[INFO] [stdout]     |                           ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/lib.rs:563:26
[INFO] [stdout]     |
[INFO] [stdout] 563 |                     let (_, result) = condvar.wait_timeout(send_ptrs, timeout).unwrap();
[INFO] [stdout]     |                          ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider immediately dropping the value using `drop(..)` after the `let` statement
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 563 |                     let (_unused, result) = condvar.wait_timeout(send_ptrs, timeout).unwrap();
[INFO] [stdout]     |                           ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/lib.rs:363:26
[INFO] [stdout]     |
[INFO] [stdout] 363 |                     let (_, result) = condvar.wait_timeout(receive_ptrs, timeout).unwrap();
[INFO] [stdout]     |                          ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider immediately dropping the value using `drop(..)` after the `let` statement
[INFO] [stdout]     = note: `#[warn(let_underscore_lock)]` (part of `#[warn(let_underscore)]`) on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 363 |                     let (_unused, result) = condvar.wait_timeout(receive_ptrs, timeout).unwrap();
[INFO] [stdout]     |                           ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/lib.rs:563:26
[INFO] [stdout]     |
[INFO] [stdout] 563 |                     let (_, result) = condvar.wait_timeout(send_ptrs, timeout).unwrap();
[INFO] [stdout]     |                          ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider immediately dropping the value using `drop(..)` after the `let` statement
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 563 |                     let (_unused, result) = condvar.wait_timeout(send_ptrs, timeout).unwrap();
[INFO] [stdout]     |                           ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | homepage = "https://github.com/rsimmonsjr/secc"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 | repository = "https://github.com/rsimmonsjr/secc"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `secc` (manifest) generated 1 warning
[INFO] [stderr] warning: non-binding let on a synchronization lock
[INFO] [stderr]    --> src/lib.rs:363:26
[INFO] [stderr]     |
[INFO] [stderr] 363 |                     let (_, result) = condvar.wait_timeout(receive_ptrs, timeout).unwrap();
[INFO] [stderr]     |                          ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider immediately dropping the value using `drop(..)` after the `let` statement
[INFO] [stderr]     = note: `#[warn(let_underscore_lock)]` (part of `#[warn(let_underscore)]`) on by default
[INFO] [stderr] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stderr]     |
[INFO] [stderr] 363 |                     let (_unused, result) = condvar.wait_timeout(receive_ptrs, timeout).unwrap();
[INFO] [stderr]     |                           ++++++
[INFO] [stderr] 
[INFO] [stderr] warning: non-binding let on a synchronization lock
[INFO] [stderr]    --> src/lib.rs:563:26
[INFO] [stderr]     |
[INFO] [stderr] 563 |                     let (_, result) = condvar.wait_timeout(send_ptrs, timeout).unwrap();
[INFO] [stderr]     |                          ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider immediately dropping the value using `drop(..)` after the `let` statement
[INFO] [stderr] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stderr]     |
[INFO] [stderr] 563 |                     let (_unused, result) = condvar.wait_timeout(send_ptrs, timeout).unwrap();
[INFO] [stderr]     |                           ++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `secc` (lib) generated 2 warnings (run `cargo fix --lib -p secc` to apply 2 suggestions)
[INFO] [stderr] warning: `secc` (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/build/secc/7f258094199a66b7/out/secc-7f258094199a66b7)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_pop_after_peek ... ok
[INFO] [stdout] test tests::test_peek_empty ... ok
[INFO] [stdout] test tests::test_clone_with_unclonable ... ok
[INFO] [stdout] test tests::test_pop_while_peeking ... ok
[INFO] [stdout] test tests::test_send_and_receive ... ok
[INFO] [stdout] test tests::test_receive_before_send ... ok
[INFO] [stdout] test tests::test_receive_concurrent_send ... ok
[INFO] [stdout] test tests::test_multiple_receiver_multiple_sender ... ok
[INFO] [stdout] test tests::test_multiple_sender_single_receiver ... ok
[INFO] [stdout] test tests::test_multiple_receiver_single_sender ... ok
[INFO] [stderr]    Doc-tests secc
[INFO] [stdout] test tests::test_single_producer_single_receiver ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138", kill_on_drop: false }`
[INFO] [stdout] 53f64b3bfaf67ba657119e0081f6e6acec8c61fe85dc293814f007a472618138
