[INFO] fetching crate burstq 0.2.0...
[INFO] testing burstq-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate burstq 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate burstq 0.2.0
[INFO] finished tweaking crates.io crate burstq 0.2.0
[INFO] tweaked toml for crates.io crate burstq 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate burstq 0.2.0 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 burstq 0.2.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 256b3642a3dc33aae3f2c1d21bae48b753140a13ab6161e4d78fcf979ed01f0f
[INFO] running `Command { std: "docker" "start" "-a" "256b3642a3dc33aae3f2c1d21bae48b753140a13ab6161e4d78fcf979ed01f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "256b3642a3dc33aae3f2c1d21bae48b753140a13ab6161e4d78fcf979ed01f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256b3642a3dc33aae3f2c1d21bae48b753140a13ab6161e4d78fcf979ed01f0f", kill_on_drop: false }`
[INFO] [stdout] 256b3642a3dc33aae3f2c1d21bae48b753140a13ab6161e4d78fcf979ed01f0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] dff69384ba15f440d6d1fa7bf74ef48693e60a5aed71d250df1cc2a73b32cb32
[INFO] running `Command { std: "docker" "start" "-a" "dff69384ba15f440d6d1fa7bf74ef48693e60a5aed71d250df1cc2a73b32cb32", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-event v0.2.1
[INFO] [stderr]    Compiling burstq v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "dff69384ba15f440d6d1fa7bf74ef48693e60a5aed71d250df1cc2a73b32cb32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff69384ba15f440d6d1fa7bf74ef48693e60a5aed71d250df1cc2a73b32cb32", kill_on_drop: false }`
[INFO] [stdout] dff69384ba15f440d6d1fa7bf74ef48693e60a5aed71d250df1cc2a73b32cb32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4b056b72cbebc6acbdadf0e7a6531df523faa520445cf0b89f2ba74422364a8e
[INFO] running `Command { std: "docker" "start" "-a" "4b056b72cbebc6acbdadf0e7a6531df523faa520445cf0b89f2ba74422364a8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling rayon v1.8.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling core_affinity v0.8.1
[INFO] [stderr]    Compiling pollster v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling burstq v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 42.34s
[INFO] running `Command { std: "docker" "inspect" "4b056b72cbebc6acbdadf0e7a6531df523faa520445cf0b89f2ba74422364a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b056b72cbebc6acbdadf0e7a6531df523faa520445cf0b89f2ba74422364a8e", kill_on_drop: false }`
[INFO] [stdout] 4b056b72cbebc6acbdadf0e7a6531df523faa520445cf0b89f2ba74422364a8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cd77c7f6f2f65db3268fe34110ec775f61133479f6eec6254c4f8ca94454034e
[INFO] running `Command { std: "docker" "start" "-a" "cd77c7f6f2f65db3268fe34110ec775f61133479f6eec6254c4f8ca94454034e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/burstq-50aacfbd9f0aed04)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test queue::test::test_s20_r10_s20_r25 ... ok
[INFO] [stdout] test queue::test::test_s20_s20_r20_s5_r20 ... ok
[INFO] [stdout] test queue::test::test_receive_clone_then_shutdown ... ok
[INFO] [stdout] test queue::test::test_sender_clone_then_shutdown ... ok
[INFO] [stdout] test queue::test::test_sender_shutdown ... ok
[INFO] [stdout] test queue::test::test_simple_example ... ok
[INFO] [stderr]    Doc-tests burstq
[INFO] [stdout] test queue::test::test_receiver_shutdown ... 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 14) ... 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] all doctests ran in 0.71s; merged doctests compilation took 0.69s
[INFO] running `Command { std: "docker" "inspect" "cd77c7f6f2f65db3268fe34110ec775f61133479f6eec6254c4f8ca94454034e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd77c7f6f2f65db3268fe34110ec775f61133479f6eec6254c4f8ca94454034e", kill_on_drop: false }`
[INFO] [stdout] cd77c7f6f2f65db3268fe34110ec775f61133479f6eec6254c4f8ca94454034e