[INFO] cloning repository https://github.com/BruceBrown/async_machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BruceBrown/async_machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBruceBrown%2Fasync_machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBruceBrown%2Fasync_machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65b564b755f92d10c1860b7d05a893719a4e0954
[INFO] testing BruceBrown/async_machine against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBruceBrown%2Fasync_machine" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BruceBrown/async_machine
[INFO] finished tweaking git repo https://github.com/BruceBrown/async_machine
[INFO] tweaked toml for git repo https://github.com/BruceBrown/async_machine written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BruceBrown/async_machine on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BruceBrown/async_machine 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2dab7d5e67217f6d437dea7e58551ed8a9c2f8311a5189506810662afa7d75d
[INFO] running `Command { std: "docker" "start" "-a" "e2dab7d5e67217f6d437dea7e58551ed8a9c2f8311a5189506810662afa7d75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2dab7d5e67217f6d437dea7e58551ed8a9c2f8311a5189506810662afa7d75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2dab7d5e67217f6d437dea7e58551ed8a9c2f8311a5189506810662afa7d75d", kill_on_drop: false }`
[INFO] [stdout] e2dab7d5e67217f6d437dea7e58551ed8a9c2f8311a5189506810662afa7d75d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4f2cf78d6cf3a53d032ee86ab97a3ca1884aa190f4e905a2405b613a833db1f
[INFO] running `Command { std: "docker" "start" "-a" "e4f2cf78d6cf3a53d032ee86ab97a3ca1884aa190f4e905a2405b613a833db1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling once_cell v1.7.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling signal-hook v0.3.6
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling nb-connect v1.0.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling crossbeam v0.8.0
[INFO] [stderr]    Compiling async-net v1.5.0
[INFO] [stderr]    Compiling async-process v1.0.2
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]    Compiling simplelog v0.8.0
[INFO] [stderr]    Compiling smart-default v0.6.0
[INFO] [stderr]    Compiling async_machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `test_struct` is assigned to, but never used
[INFO] [stdout]    --> src/forwarder.rs:104:43
[INFO] [stdout]     |
[INFO] [stdout] 104 |             TestMessage::TestCallback(_s, mut test_struct) => {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_test_struct` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `test_struct` is never read
[INFO] [stdout]    --> src/forwarder.rs:105:17
[INFO] [stdout]     |
[INFO] [stdout] 105 |                 test_struct.received_by = id;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sender` and `executor` are never read
[INFO] [stdout]   --> src/test_message.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct MachineSenderTestMessage {
[INFO] [stdout]    |            ------------------------ fields in this struct
[INFO] [stdout] 46 |     sender: smol::channel::Sender<TestMessage>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 47 |     executor: std::sync::Arc<smol::Executor<'static>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MachineSenderTestMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.66s
[INFO] running `Command { std: "docker" "inspect" "e4f2cf78d6cf3a53d032ee86ab97a3ca1884aa190f4e905a2405b613a833db1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f2cf78d6cf3a53d032ee86ab97a3ca1884aa190f4e905a2405b613a833db1f", kill_on_drop: false }`
[INFO] [stdout] e4f2cf78d6cf3a53d032ee86ab97a3ca1884aa190f4e905a2405b613a833db1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66da000825345b395283969ee06aa8d9d34f35f9a8012e1ea9757e007b0e5759
[INFO] running `Command { std: "docker" "start" "-a" "66da000825345b395283969ee06aa8d9d34f35f9a8012e1ea9757e007b0e5759", kill_on_drop: false }`
[INFO] [stderr]    Compiling async_machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `test_struct` is assigned to, but never used
[INFO] [stdout]    --> src/forwarder.rs:104:43
[INFO] [stdout]     |
[INFO] [stdout] 104 |             TestMessage::TestCallback(_s, mut test_struct) => {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_test_struct` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `test_struct` is never read
[INFO] [stdout]    --> src/forwarder.rs:105:17
[INFO] [stdout]     |
[INFO] [stdout] 105 |                 test_struct.received_by = id;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sender` and `executor` are never read
[INFO] [stdout]   --> src/test_message.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct MachineSenderTestMessage {
[INFO] [stdout]    |            ------------------------ fields in this struct
[INFO] [stdout] 46 |     sender: smol::channel::Sender<TestMessage>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 47 |     executor: std::sync::Arc<smol::Executor<'static>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MachineSenderTestMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "66da000825345b395283969ee06aa8d9d34f35f9a8012e1ea9757e007b0e5759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66da000825345b395283969ee06aa8d9d34f35f9a8012e1ea9757e007b0e5759", kill_on_drop: false }`
[INFO] [stdout] 66da000825345b395283969ee06aa8d9d34f35f9a8012e1ea9757e007b0e5759
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b66e3d38ec197af8ec5325455cb49ea1fe6ab1ebdfe6f3807bc3a326744b7b8a
[INFO] running `Command { std: "docker" "start" "-a" "b66e3d38ec197af8ec5325455cb49ea1fe6ab1ebdfe6f3807bc3a326744b7b8a", kill_on_drop: false }`
[INFO] [stderr] warning: variable `test_struct` is assigned to, but never used
[INFO] [stderr]    --> src/forwarder.rs:104:43
[INFO] [stderr]     |
[INFO] [stderr] 104 |             TestMessage::TestCallback(_s, mut test_struct) => {
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_test_struct` instead
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `test_struct` is never read
[INFO] [stderr]    --> src/forwarder.rs:105:17
[INFO] [stderr]     |
[INFO] [stderr] 105 |                 test_struct.received_by = id;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `sender` and `executor` are never read
[INFO] [stderr]   --> src/test_message.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub struct MachineSenderTestMessage {
[INFO] [stderr]    |            ------------------------ fields in this struct
[INFO] [stderr] 46 |     sender: smol::channel::Sender<TestMessage>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 47 |     executor: std::sync::Arc<smol::Executor<'static>>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MachineSenderTestMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `async_machine` (bin "async_machine" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/async_machine-bd6a3449156e99dd)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_message::tests::test_chaos_monkey_variant ... ok
[INFO] [stdout] test test_message::tests::test_advance_ends ... ok
[INFO] [stdout] test forwarder::tests::create_forwarder ... ok
[INFO] [stdout] test machine_adapter::tests::machine_receive ... ok
[INFO] [stdout] test chaos_monkey::tests::small_chaos_monkey ... ok
[INFO] [stdout] test test_message::tests::test_advance ... ok
[INFO] [stdout] test machine_adapter::tests::machine_notifications ... ok
[INFO] [stdout] test daisy_chain::tests::small_daisy_chain ... ok
[INFO] [stdout] test chaos_monkey::tests::large_chaos_monkey has been running for over 60 seconds
[INFO] [stdout] test daisy_chain::tests::large_daisy_chain has been running for over 60 seconds
[INFO] [stdout] test chaos_monkey::tests::large_chaos_monkey ... ok
[INFO] [stdout] test daisy_chain::tests::large_daisy_chain ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 195.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b66e3d38ec197af8ec5325455cb49ea1fe6ab1ebdfe6f3807bc3a326744b7b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b66e3d38ec197af8ec5325455cb49ea1fe6ab1ebdfe6f3807bc3a326744b7b8a", kill_on_drop: false }`
[INFO] [stdout] b66e3d38ec197af8ec5325455cb49ea1fe6ab1ebdfe6f3807bc3a326744b7b8a
