[INFO] fetching crate bab 0.0.4...
[INFO] testing bab-0.0.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate bab 0.0.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate bab 0.0.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate bab 0.0.4
[INFO] tweaked toml for crates.io crate bab 0.0.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bab 0.0.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bab 0.0.4 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] baf2ba97ab4823ebb63f09d28ce08f10072d90e614959503c6788eb4269ad761
[INFO] running `Command { std: "docker" "start" "-a" "baf2ba97ab4823ebb63f09d28ce08f10072d90e614959503c6788eb4269ad761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baf2ba97ab4823ebb63f09d28ce08f10072d90e614959503c6788eb4269ad761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baf2ba97ab4823ebb63f09d28ce08f10072d90e614959503c6788eb4269ad761", kill_on_drop: false }`
[INFO] [stdout] baf2ba97ab4823ebb63f09d28ce08f10072d90e614959503c6788eb4269ad761
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 620f49a807e96c43dbfe71f3fad07f3d174e57e6da0b0da4c78c7a6fd45b487a
[INFO] running `Command { std: "docker" "start" "-a" "620f49a807e96c43dbfe71f3fad07f3d174e57e6da0b0da4c78c7a6fd45b487a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling thid v0.0.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling waitq v0.0.3
[INFO] [stderr]    Compiling bab v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "620f49a807e96c43dbfe71f3fad07f3d174e57e6da0b0da4c78c7a6fd45b487a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620f49a807e96c43dbfe71f3fad07f3d174e57e6da0b0da4c78c7a6fd45b487a", kill_on_drop: false }`
[INFO] [stdout] 620f49a807e96c43dbfe71f3fad07f3d174e57e6da0b0da4c78c7a6fd45b487a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96a49cfe8dfc300fe19943be940ce937d6e6dd0809fc8474e7200c81d2cfef61
[INFO] running `Command { std: "docker" "start" "-a" "96a49cfe8dfc300fe19943be940ce937d6e6dd0809fc8474e7200c81d2cfef61", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.227
[INFO] [stderr]    Compiling serde v1.0.227
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling pollster v0.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling async-unsync v0.3.0
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling core_affinity v0.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.227
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling bab v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 41.74s
[INFO] running `Command { std: "docker" "inspect" "96a49cfe8dfc300fe19943be940ce937d6e6dd0809fc8474e7200c81d2cfef61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96a49cfe8dfc300fe19943be940ce937d6e6dd0809fc8474e7200c81d2cfef61", kill_on_drop: false }`
[INFO] [stdout] 96a49cfe8dfc300fe19943be940ce937d6e6dd0809fc8474e7200c81d2cfef61
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ff622f882fbe5ace728bdb503da39168c4e324d3e7ef5b8b55fe1ffad843f2f
[INFO] running `Command { std: "docker" "start" "-a" "2ff622f882fbe5ace728bdb503da39168c4e324d3e7ef5b8b55fe1ffad843f2f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bab-1b097e6b19ad4ade)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test buffer_pool::test::test_buffer_fulfillment_append_and_take_one ... ok
[INFO] [stdout] test buffer_pool::test::test_buffer_pool_shutdown_send_packet ... ok
[INFO] [stdout] test framer::test::test_framer ... ok
[INFO] [stdout] test buffer_pool::test::test_buffer_pool_local_acquire_waiter ... ok
[INFO] [stdout] test signal::test::test_signal ... ok
[INFO] [stdout] test buffer_writer::test::test_buffer_writer ... ok
[INFO] [stdout] test signal::test::test_signal_tree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bab
[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" "2ff622f882fbe5ace728bdb503da39168c4e324d3e7ef5b8b55fe1ffad843f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff622f882fbe5ace728bdb503da39168c4e324d3e7ef5b8b55fe1ffad843f2f", kill_on_drop: false }`
[INFO] [stdout] 2ff622f882fbe5ace728bdb503da39168c4e324d3e7ef5b8b55fe1ffad843f2f