[INFO] fetching crate async_smux 0.2.1...
[INFO] building async_smux-0.2.1 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate async_smux 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate async_smux 0.2.1 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async_smux 0.2.1
[INFO] finished tweaking crates.io crate async_smux 0.2.1
[INFO] tweaked toml for crates.io crate async_smux 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate async_smux 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-net v1.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f484385a41b824cb191607eac90fb41a0c5d66dc37adf8bd7c4e86707e47431d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f484385a41b824cb191607eac90fb41a0c5d66dc37adf8bd7c4e86707e47431d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f484385a41b824cb191607eac90fb41a0c5d66dc37adf8bd7c4e86707e47431d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f484385a41b824cb191607eac90fb41a0c5d66dc37adf8bd7c4e86707e47431d", kill_on_drop: false }`
[INFO] [stdout] f484385a41b824cb191607eac90fb41a0c5d66dc37adf8bd7c4e86707e47431d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0de02513305aee0d0814a1d2a99027200520297f939fc6bb53e0e8a6fc5f4168
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0de02513305aee0d0814a1d2a99027200520297f939fc6bb53e0e8a6fc5f4168", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling futures-core v0.3.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling futures-io v0.3.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling futures-sink v0.3.6
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.10
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling futures-task v0.3.6
[INFO] [stderr]    Compiling futures-lite v1.11.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling futures-executor v0.3.6
[INFO] [stderr]    Compiling futures v0.3.6
[INFO] [stderr]    Compiling async_smux v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.44s
[INFO] running `Command { std: "docker" "inspect" "0de02513305aee0d0814a1d2a99027200520297f939fc6bb53e0e8a6fc5f4168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de02513305aee0d0814a1d2a99027200520297f939fc6bb53e0e8a6fc5f4168", kill_on_drop: false }`
[INFO] [stdout] 0de02513305aee0d0814a1d2a99027200520297f939fc6bb53e0e8a6fc5f4168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 09318fb94c71fcc003fd4e766070c6d87e79bdc2039c730a949df68208f1bd6e
[INFO] running `Command { std: "docker" "start" "-a" "09318fb94c71fcc003fd4e766070c6d87e79bdc2039c730a949df68208f1bd6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling async-task v4.0.2
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling str_stack v0.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling pprof v0.3.18
[INFO] [stderr]    Compiling half v1.6.0
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[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling instant v0.1.7
[INFO] [stderr]    Compiling cpp_demangle v0.3.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling debugid v0.7.2
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[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
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[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quick-xml v0.19.0
[INFO] [stderr]    Compiling polling v2.0.1
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling msvc-demangler v0.8.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.3.0
[INFO] [stderr]    Compiling const-random-macro v0.1.11
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling async-io v1.1.10
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling num-format v0.4.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling symbolic-demangle v7.5.0
[INFO] [stderr]    Compiling const-random v0.1.11
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling async-global-executor v1.3.0
[INFO] [stderr]    Compiling async-net v1.4.7
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling env_logger v0.8.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling ahash v0.4.6
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling backtrace v0.3.54
[INFO] [stderr]    Compiling async-std v1.6.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling smol v1.2.4
[INFO] [stderr]    Compiling inferno v0.10.1
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling symbolic-common v7.5.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling async_smux v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "09318fb94c71fcc003fd4e766070c6d87e79bdc2039c730a949df68208f1bd6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09318fb94c71fcc003fd4e766070c6d87e79bdc2039c730a949df68208f1bd6e", kill_on_drop: false }`
[INFO] [stdout] 09318fb94c71fcc003fd4e766070c6d87e79bdc2039c730a949df68208f1bd6e
