[INFO] fetching crate rusty_chat 0.1.0...
[INFO] testing rusty_chat-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rusty_chat 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rusty_chat 0.1.0
[INFO] finished tweaking crates.io crate rusty_chat 0.1.0
[INFO] tweaked toml for crates.io crate rusty_chat 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_chat 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] 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2e84ec92722ff054a7c7909baa06a4e144efd8a626be998607f5985a016733e6
[INFO] running `Command { std: "docker" "start" "-a" "2e84ec92722ff054a7c7909baa06a4e144efd8a626be998607f5985a016733e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e84ec92722ff054a7c7909baa06a4e144efd8a626be998607f5985a016733e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e84ec92722ff054a7c7909baa06a4e144efd8a626be998607f5985a016733e6", kill_on_drop: false }`
[INFO] [stdout] 2e84ec92722ff054a7c7909baa06a4e144efd8a626be998607f5985a016733e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 274cb49b70a73c8211d792ea21bcde08b0523146c78f3393412ecd3157f4ea31
[INFO] running `Command { std: "docker" "start" "-a" "274cb49b70a73c8211d792ea21bcde08b0523146c78f3393412ecd3157f4ea31", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "274cb49b70a73c8211d792ea21bcde08b0523146c78f3393412ecd3157f4ea31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274cb49b70a73c8211d792ea21bcde08b0523146c78f3393412ecd3157f4ea31", kill_on_drop: false }`
[INFO] [stdout] 274cb49b70a73c8211d792ea21bcde08b0523146c78f3393412ecd3157f4ea31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 463984cdb8a3f42c2864fba84a8ab021f87245b472c630cd8b3a00dc32db1dce
[INFO] running `Command { std: "docker" "start" "-a" "463984cdb8a3f42c2864fba84a8ab021f87245b472c630cd8b3a00dc32db1dce", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "463984cdb8a3f42c2864fba84a8ab021f87245b472c630cd8b3a00dc32db1dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463984cdb8a3f42c2864fba84a8ab021f87245b472c630cd8b3a00dc32db1dce", kill_on_drop: false }`
[INFO] [stdout] 463984cdb8a3f42c2864fba84a8ab021f87245b472c630cd8b3a00dc32db1dce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2cff8fa51184eb427dc46ba19ab1534060abcb259e6c88c5e2cb55162c0ecf4c
[INFO] running `Command { std: "docker" "start" "-a" "2cff8fa51184eb427dc46ba19ab1534060abcb259e6c88c5e2cb55162c0ecf4c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_chat-42bb92fc40944861)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test common::protocol::message::client::tests::message_end_converts_correctly ... ok
[INFO] [stdout] test common::protocol::message::server::tests::message_authenticated_converts_correctly ... ok
[INFO] [stdout] test common::protocol::message::server::tests::message_end_converts_correctly ... ok
[INFO] [stdout] test common::threading::cancellation_token::tests::test_token_cancelled_after_cancel ... ok
[INFO] [stdout] test common::threading::cancellation_token::tests::test_token_cant_be_double_cancelled ... ok
[INFO] [stdout] test common::protocol::message::client::tests::message_chat_converts_correctly ... ok
[INFO] [stdout] test common::protocol::message::server::tests::message_chat_converts_correctly ... ok
[INFO] [stdout] test common::threading::cancellation_token_source::tests::test_source_all_tokens_cancelled_after_cancel ... ok
[INFO] [stdout] test common::threading::cancellation_token_source::tests::test_source_cancelled_after_cancel_empty ... ok
[INFO] [stdout] test common::threading::cancellation_token_source::tests::test_source_all_tokens_cancelled_after_drop ... ok
[INFO] [stdout] test common::threading::cancellation_token_source::tests::test_source_cancelled_after_cancel_nonempty ... ok
[INFO] [stdout] test common::threading::cancellation_token_source::tests::test_source_cant_be_double_cancelled ... ok
[INFO] [stdout] test common::threading::cancellation_token::tests::test_token_initializes_uncancelled ... ok
[INFO] [stdout] test common::threading::cancellation_token_source::tests::test_source_initializes_as_uncancelled ... ok
[INFO] [stdout] test common::threading::cancellation_token_source::tests::test_source_initializes_empty ... ok
[INFO] [stdout] test common::threading::cancellation_token_source::tests::test_source_initializes_token_as_uncancelled ... ok
[INFO] [stdout] test common::protocol::message::client::tests::message_authenticate_converts_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusty_chat
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2cff8fa51184eb427dc46ba19ab1534060abcb259e6c88c5e2cb55162c0ecf4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cff8fa51184eb427dc46ba19ab1534060abcb259e6c88c5e2cb55162c0ecf4c", kill_on_drop: false }`
[INFO] [stdout] 2cff8fa51184eb427dc46ba19ab1534060abcb259e6c88c5e2cb55162c0ecf4c