[INFO] fetching crate tokio-stream-multiplexor 0.5.6...
[INFO] checking tokio-stream-multiplexor-0.5.6 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate tokio-stream-multiplexor 0.5.6 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate tokio-stream-multiplexor 0.5.6 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-stream-multiplexor 0.5.6
[INFO] finished tweaking crates.io crate tokio-stream-multiplexor 0.5.6
[INFO] tweaked toml for crates.io crate tokio-stream-multiplexor 0.5.6 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate tokio-stream-multiplexor 0.5.6 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver-parser v0.9.0
[INFO] [stderr]   Downloaded version-sync v0.9.3
[INFO] [stderr]   Downloaded ctor v0.1.21
[INFO] [stderr]   Downloaded serde_json v1.0.71
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.2
[INFO] [stderr]   Downloaded libc v0.2.107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae92d6bba9d47da52ddbc2a5d712d48b13691078c35fcb997146ca530a0d814b
[INFO] running `Command { std: "docker" "start" "-a" "ae92d6bba9d47da52ddbc2a5d712d48b13691078c35fcb997146ca530a0d814b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae92d6bba9d47da52ddbc2a5d712d48b13691078c35fcb997146ca530a0d814b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae92d6bba9d47da52ddbc2a5d712d48b13691078c35fcb997146ca530a0d814b", kill_on_drop: false }`
[INFO] [stdout] ae92d6bba9d47da52ddbc2a5d712d48b13691078c35fcb997146ca530a0d814b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3f7d845be492bfcec04fff0f037b60258a3cf4e09c0195182764abe2fd1257d
[INFO] running `Command { std: "docker" "start" "-a" "b3f7d845be492bfcec04fff0f037b60258a3cf4e09c0195182764abe2fd1257d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling rayon-core v1.9.1
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[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.13.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking itoa v0.4.8
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[INFO] [stderr]     Checking crossbeam-deque v0.8.1
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[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
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[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking oorandom v11.1.3
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[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling tokio-macros v1.5.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking tracing-subscriber v0.3.2
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking version-sync v0.9.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking tokio-stream-multiplexor v0.5.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.35s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "b3f7d845be492bfcec04fff0f037b60258a3cf4e09c0195182764abe2fd1257d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f7d845be492bfcec04fff0f037b60258a3cf4e09c0195182764abe2fd1257d", kill_on_drop: false }`
[INFO] [stdout] b3f7d845be492bfcec04fff0f037b60258a3cf4e09c0195182764abe2fd1257d