[INFO] fetching crate pickleback 0.1.0...
[INFO] testing pickleback-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate pickleback 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate pickleback 0.1.0
[INFO] finished tweaking crates.io crate pickleback 0.1.0
[INFO] tweaked toml for crates.io crate pickleback 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pickleback 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.10)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05c9c32585e60cf7d08c85f0069995d5df759e6c1481e009f963c9c0eb14e385
[INFO] running `Command { std: "docker" "start" "-a" "05c9c32585e60cf7d08c85f0069995d5df759e6c1481e009f963c9c0eb14e385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05c9c32585e60cf7d08c85f0069995d5df759e6c1481e009f963c9c0eb14e385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05c9c32585e60cf7d08c85f0069995d5df759e6c1481e009f963c9c0eb14e385", kill_on_drop: false }`
[INFO] [stdout] 05c9c32585e60cf7d08c85f0069995d5df759e6c1481e009f963c9c0eb14e385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb01899144a536870a9671c7559e8aef7af79b844b4a53fcbb6bdfd49bd61755
[INFO] running `Command { std: "docker" "start" "-a" "fb01899144a536870a9671c7559e8aef7af79b844b4a53fcbb6bdfd49bd61755", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling lifeguard v0.6.1
[INFO] [stderr]    Compiling assert_float_eq v1.2.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling smallmap v1.4.2
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling pickleback v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `remaining_slice` and `is_empty` are never used
[INFO] [stdout]   --> src/cursor.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub(crate) trait CursorExtras {
[INFO] [stdout]    |                  ------------ methods in this trait
[INFO] [stdout] 53 |     fn remaining(&self) -> u64;
[INFO] [stdout] 54 |     fn remaining_slice(&self) -> &[u8];
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 55 |     fn is_empty(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[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 6.41s
[INFO] running `Command { std: "docker" "inspect" "fb01899144a536870a9671c7559e8aef7af79b844b4a53fcbb6bdfd49bd61755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb01899144a536870a9671c7559e8aef7af79b844b4a53fcbb6bdfd49bd61755", kill_on_drop: false }`
[INFO] [stdout] fb01899144a536870a9671c7559e8aef7af79b844b4a53fcbb6bdfd49bd61755
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66677e0fe4ed1960a6608acffa6279330a6b8d994d849a52de9123a67c3a6f52
[INFO] running `Command { std: "docker" "start" "-a" "66677e0fe4ed1960a6608acffa6279330a6b8d994d849a52de9123a67c3a6f52", kill_on_drop: false }`
[INFO] [stderr]    Compiling pickleback v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `remaining_slice` and `is_empty` are never used
[INFO] [stdout]   --> src/cursor.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub(crate) trait CursorExtras {
[INFO] [stdout]    |                  ------------ methods in this trait
[INFO] [stdout] 53 |     fn remaining(&self) -> u64;
[INFO] [stdout] 54 |     fn remaining_slice(&self) -> &[u8];
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 55 |     fn is_empty(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `remaining_slice` and `is_empty` are never used
[INFO] [stdout]   --> src/cursor.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub(crate) trait CursorExtras {
[INFO] [stdout]    |                  ------------ methods in this trait
[INFO] [stdout] 53 |     fn remaining(&self) -> u64;
[INFO] [stdout] 54 |     fn remaining_slice(&self) -> &[u8];
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 55 |     fn is_empty(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[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 2.46s
[INFO] running `Command { std: "docker" "inspect" "66677e0fe4ed1960a6608acffa6279330a6b8d994d849a52de9123a67c3a6f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66677e0fe4ed1960a6608acffa6279330a6b8d994d849a52de9123a67c3a6f52", kill_on_drop: false }`
[INFO] [stdout] 66677e0fe4ed1960a6608acffa6279330a6b8d994d849a52de9123a67c3a6f52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d57a0f9f67001a29dc8d5b38c3fda41aca91c9e2b61882373494bb5b52e2f54d
[INFO] running `Command { std: "docker" "start" "-a" "d57a0f9f67001a29dc8d5b38c3fda41aca91c9e2b61882373494bb5b52e2f54d", kill_on_drop: false }`
[INFO] [stderr] warning: methods `remaining_slice` and `is_empty` are never used
[INFO] [stderr]   --> src/cursor.rs:54:8
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub(crate) trait CursorExtras {
[INFO] [stderr]    |                  ------------ methods in this trait
[INFO] [stderr] 53 |     fn remaining(&self) -> u64;
[INFO] [stderr] 54 |     fn remaining_slice(&self) -> &[u8];
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 55 |     fn is_empty(&self) -> bool;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pickleback` (lib) generated 1 warning
[INFO] [stderr] warning: `pickleback` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pickleback-66b79ff1f5761cad)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test channel::tests::unreliable_channel ... ok
[INFO] [stdout] test channel::tests::reliable_channel ... ok
[INFO] [stdout] test jitter_pipe::tests::jitter_pipe_disabled ... ok
[INFO] [stdout] test protocol::message::tests::fragment_message_serialization ... ok
[INFO] [stdout] test pickleback::tests::packet_header ... ok
[INFO] [stdout] test protocol::message::tests::message_serialization ... ok
[INFO] [stdout] test sequence_buffer::tests::gappy_inserts ... ok
[INFO] [stdout] test pickleback::tests::sequence_test ... ok
[INFO] [stdout] test pickleback::tests::retransmission ... ok
[INFO] [stdout] test pickleback::tests::small_unfrag_messages ... ok
[INFO] [stdout] test pickleback::tests::reject_duplicate_messages ... ok
[INFO] [stdout] test pickleback::tests::drop_duplicate_packets ... ok
[INFO] [stdout] test pickleback::tests::acks ... ok
[INFO] [stdout] test pickleback::tests::many_packets_in_flight ... ok
[INFO] [stdout] test protocol::ack_header::tests::ack_header ... ok
[INFO] [stdout] test pickleback::tests::frag_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/protocol.rs (/opt/rustwide/target/debug/deps/protocol-fe9cdf102bd733b1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/soak.rs (/opt/rustwide/target/debug/deps/soak-85ab2166aafafccc)
[INFO] [stdout] test protocol ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test soak_message_transmission has been running for over 60 seconds
[INFO] [stdout] test soak_reliable_message_transmission_with_terrible_network has been running for over 60 seconds
[INFO] [stderr] error: test failed, to rerun pass `--test soak`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/soak-85ab2166aafafccc` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d57a0f9f67001a29dc8d5b38c3fda41aca91c9e2b61882373494bb5b52e2f54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57a0f9f67001a29dc8d5b38c3fda41aca91c9e2b61882373494bb5b52e2f54d", kill_on_drop: false }`
[INFO] [stdout] d57a0f9f67001a29dc8d5b38c3fda41aca91c9e2b61882373494bb5b52e2f54d