[INFO] fetching crate spsc 0.1.0...
[INFO] testing spsc-0.1.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate spsc 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate spsc 0.1.0
[INFO] finished tweaking crates.io crate spsc 0.1.0
[INFO] tweaked toml for crates.io crate spsc 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spsc 0.1.0 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 crates.io crate spsc 0.1.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] faf6bfdb72d4148b6663bd0cf0fd314b638efa9429060e1ad1cb5d9f2cf62c75
[INFO] running `Command { std: "docker" "start" "-a" "faf6bfdb72d4148b6663bd0cf0fd314b638efa9429060e1ad1cb5d9f2cf62c75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faf6bfdb72d4148b6663bd0cf0fd314b638efa9429060e1ad1cb5d9f2cf62c75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf6bfdb72d4148b6663bd0cf0fd314b638efa9429060e1ad1cb5d9f2cf62c75", kill_on_drop: false }`
[INFO] [stdout] faf6bfdb72d4148b6663bd0cf0fd314b638efa9429060e1ad1cb5d9f2cf62c75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b097551c3b6c78ea928323c7c08fa6926cfae468d653766ae84f79f5eca8d81d
[INFO] running `Command { std: "docker" "start" "-a" "b097551c3b6c78ea928323c7c08fa6926cfae468d653766ae84f79f5eca8d81d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bilock v0.1.0
[INFO] [stderr]    Compiling spsc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "b097551c3b6c78ea928323c7c08fa6926cfae468d653766ae84f79f5eca8d81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b097551c3b6c78ea928323c7c08fa6926cfae468d653766ae84f79f5eca8d81d", kill_on_drop: false }`
[INFO] [stdout] b097551c3b6c78ea928323c7c08fa6926cfae468d653766ae84f79f5eca8d81d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2cb0c9c70920f25c12aca2c9f9e1b5e5d1073c7d26888a86b15a949677b63166
[INFO] running `Command { std: "docker" "start" "-a" "2cb0c9c70920f25c12aca2c9f9e1b5e5d1073c7d26888a86b15a949677b63166", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling pollster v0.4.0
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling async-executor v1.14.0
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling async-fs v2.2.0
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling async-signal v0.2.14
[INFO] [stderr]    Compiling async-net v2.0.0
[INFO] [stderr]    Compiling async-process v2.5.0
[INFO] [stderr]    Compiling smol v2.0.2
[INFO] [stderr]    Compiling spsc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.39s
[INFO] running `Command { std: "docker" "inspect" "2cb0c9c70920f25c12aca2c9f9e1b5e5d1073c7d26888a86b15a949677b63166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb0c9c70920f25c12aca2c9f9e1b5e5d1073c7d26888a86b15a949677b63166", kill_on_drop: false }`
[INFO] [stdout] 2cb0c9c70920f25c12aca2c9f9e1b5e5d1073c7d26888a86b15a949677b63166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fa2e08c3c82518be92ff7e8af30fd825532b2cf5dbc0b54c916057a7eb964726
[INFO] running `Command { std: "docker" "start" "-a" "fa2e08c3c82518be92ff7e8af30fd825532b2cf5dbc0b54c916057a7eb964726", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spsc-258b79ecf7fca153)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::in_smol::receiver_returns_error_when_sender_dropped ... ok
[INFO] [stdout] test tests::in_tokio::receiver_gets_sent_value ... ok
[INFO] [stdout] test tests::in_tokio::receiver_returns_error_when_sender_dropped ... ok
[INFO] [stdout] test tests::new_receiver_does_not_stall_old_receiver ... ok
[INFO] [stdout] test tests::in_tokio::receiver_waits_for_send ... ok
[INFO] [stdout] test tests::in_smol::sender_returns_error_when_receiver_dropped ... ok
[INFO] [stdout] test tests::in_tokio::sender_returns_error_when_receiver_dropped ... ok
[INFO] [stdout] test tests::in_smol::receiver_waits_for_send ... ok
[INFO] [stdout] test tests::no_panics_when_polled_after_completion_times_two ... ok
[INFO] [stdout] test tests::no_panics_when_polled_after_completion ... ok
[INFO] [stdout] test tests::send_and_try_recv ... ok
[INFO] [stdout] test tests::in_smol::receiver_gets_sent_value ... ok
[INFO] [stdout] test tests::in_pollster::receiver_returns_error_when_sender_dropped ... ok
[INFO] [stdout] test tests::in_tokio::drop_safety ... ok
[INFO] [stdout] test tests::in_pollster::receiver_gets_sent_value ... ok
[INFO] [stdout] test tests::in_pollster::sender_returns_error_when_receiver_dropped ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spsc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 21) ... 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] [stdout] all doctests ran in 0.75s; merged doctests compilation took 0.74s
[INFO] running `Command { std: "docker" "inspect" "fa2e08c3c82518be92ff7e8af30fd825532b2cf5dbc0b54c916057a7eb964726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa2e08c3c82518be92ff7e8af30fd825532b2cf5dbc0b54c916057a7eb964726", kill_on_drop: false }`
[INFO] [stdout] fa2e08c3c82518be92ff7e8af30fd825532b2cf5dbc0b54c916057a7eb964726
