[INFO] fetching crate schedwalk 0.1.0...
[INFO] testing schedwalk-0.1.0 against 1.83.0 for beta-1.84.0-4-retry
[INFO] extracting crate schedwalk 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate schedwalk 0.1.0 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate schedwalk 0.1.0
[INFO] finished tweaking crates.io crate schedwalk 0.1.0
[INFO] tweaked toml for crates.io crate schedwalk 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b10be4b51674403b4e8092361a435a57cf95f5c18d0f2bcaf260b11ff4ff722
[INFO] running `Command { std: "docker" "start" "-a" "9b10be4b51674403b4e8092361a435a57cf95f5c18d0f2bcaf260b11ff4ff722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b10be4b51674403b4e8092361a435a57cf95f5c18d0f2bcaf260b11ff4ff722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b10be4b51674403b4e8092361a435a57cf95f5c18d0f2bcaf260b11ff4ff722", kill_on_drop: false }`
[INFO] [stdout] 9b10be4b51674403b4e8092361a435a57cf95f5c18d0f2bcaf260b11ff4ff722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72f507569ecda1b4a00f5bcd7205a484d0878426d9ae3af75ea92a12885ff92c
[INFO] running `Command { std: "docker" "start" "-a" "72f507569ecda1b4a00f5bcd7205a484d0878426d9ae3af75ea92a12885ff92c", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling schedwalk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "72f507569ecda1b4a00f5bcd7205a484d0878426d9ae3af75ea92a12885ff92c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f507569ecda1b4a00f5bcd7205a484d0878426d9ae3af75ea92a12885ff92c", kill_on_drop: false }`
[INFO] [stdout] 72f507569ecda1b4a00f5bcd7205a484d0878426d9ae3af75ea92a12885ff92c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddbfb6bb0fc5699db3a26f565eed67e8488390801b7332c65873edc08b92a42b
[INFO] running `Command { std: "docker" "start" "-a" "ddbfb6bb0fc5699db3a26f565eed67e8488390801b7332c65873edc08b92a42b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling schedwalk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:333:17
[INFO] [stdout]     |
[INFO] [stdout] 333 |                 drop(sender_a.send(()));
[INFO] [stdout]     |                 ^^^^^-----------------^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `Result<(), ()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 333 -                 drop(sender_a.send(()));
[INFO] [stdout] 333 +                 let _ = sender_a.send(());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:337:17
[INFO] [stdout]     |
[INFO] [stdout] 337 |                 drop(sender_b.send(()));
[INFO] [stdout]     |                 ^^^^^-----------------^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      argument has type `Result<(), ()>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 337 -                 drop(sender_b.send(()));
[INFO] [stdout] 337 +                 let _ = sender_b.send(());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.41s
[INFO] running `Command { std: "docker" "inspect" "ddbfb6bb0fc5699db3a26f565eed67e8488390801b7332c65873edc08b92a42b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbfb6bb0fc5699db3a26f565eed67e8488390801b7332c65873edc08b92a42b", kill_on_drop: false }`
[INFO] [stdout] ddbfb6bb0fc5699db3a26f565eed67e8488390801b7332c65873edc08b92a42b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 73a64262340dcb16673efc20da887a7e1639d98ebe10998106ad730612ed0e80
[INFO] running `Command { std: "docker" "start" "-a" "73a64262340dcb16673efc20da887a7e1639d98ebe10998106ad730612ed0e80", kill_on_drop: false }`
[INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/lib.rs:333:17
[INFO] [stderr]     |
[INFO] [stderr] 333 |                 drop(sender_a.send(()));
[INFO] [stderr]     |                 ^^^^^-----------------^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      argument has type `Result<(), ()>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 333 -                 drop(sender_a.send(()));
[INFO] [stderr] 333 +                 let _ = sender_a.send(());
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/lib.rs:337:17
[INFO] [stderr]     |
[INFO] [stderr] 337 |                 drop(sender_b.send(()));
[INFO] [stderr]     |                 ^^^^^-----------------^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      argument has type `Result<(), ()>`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 337 -                 drop(sender_b.send(()));
[INFO] [stderr] 337 +                 let _ = sender_b.send(());
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `schedwalk` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/schedwalk-8219658b57625730)
[INFO] [stdout] running 13 tests
[INFO] [stdout] test schedule::tests::one ... ok
[INFO] [stdout] test schedule::tests::empty ... ok
[INFO] [stdout] test schedule::tests::big ... ok
[INFO] [stdout] test schedule::tests::long ... ok
[INFO] [stdout] test schedule::tests::two ... ok
[INFO] [stdout] test tests::walk_channels ... ok
[INFO] [stdout] test tests::walk_basic ... ok
[INFO] [stdout] test tests::channel_deadlock - should panic ... ok
[INFO] [stdout] test tests::example ... ok
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::spawn_panic ... ok
[INFO] [stdout] test tests::walk_deadlock - should panic ... ok
[INFO] [stdout] test tests::channels ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests schedwalk
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/../README.md - (line 19) ... ok
[INFO] [stdout] test src/../README.md - (line 62) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "73a64262340dcb16673efc20da887a7e1639d98ebe10998106ad730612ed0e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73a64262340dcb16673efc20da887a7e1639d98ebe10998106ad730612ed0e80", kill_on_drop: false }`
[INFO] [stdout] 73a64262340dcb16673efc20da887a7e1639d98ebe10998106ad730612ed0e80
