[INFO] fetching crate forked-tarpc 0.31.1...
[INFO] building forked-tarpc-0.31.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate forked-tarpc 0.31.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate forked-tarpc 0.31.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate forked-tarpc 0.31.1
[INFO] tweaked toml for crates.io crate forked-tarpc 0.31.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate forked-tarpc 0.31.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate forked-tarpc 0.31.1 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded windows-sys v0.36.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7617f8d9b6de7cbfc7c1f800948b8953f3447f9b1c8539c12047c8ebd16662f3
[INFO] running `Command { std: "docker" "start" "-a" "7617f8d9b6de7cbfc7c1f800948b8953f3447f9b1c8539c12047c8ebd16662f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7617f8d9b6de7cbfc7c1f800948b8953f3447f9b1c8539c12047c8ebd16662f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7617f8d9b6de7cbfc7c1f800948b8953f3447f9b1c8539c12047c8ebd16662f3", kill_on_drop: false }`
[INFO] [stdout] 7617f8d9b6de7cbfc7c1f800948b8953f3447f9b1c8539c12047c8ebd16662f3
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de9197ce64cb2c53edf8dd3f0b1097119a07e09764cd606b8d6bc9a6f9581e6b
[INFO] running `Command { std: "docker" "start" "-a" "de9197ce64cb2c53edf8dd3f0b1097119a07e09764cd606b8d6bc9a6f9581e6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling tracing-core v0.1.28
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling pin-project-internal v1.0.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling tarpc-plugins v0.12.0
[INFO] [stderr]    Compiling pin-project v1.0.11
[INFO] [stderr]    Compiling thiserror v1.0.31
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[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling forked-tarpc v0.31.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `PollContext` is never used
[INFO] [stdout]    --> src/lib.rs:392:18
[INFO] [stdout]     |
[INFO] [stdout] 392 | pub(crate) trait PollContext<T> {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SpanExt` is never used
[INFO] [stdout]    --> src/context.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub(crate) trait SpanExt {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.04s
[INFO] running `Command { std: "docker" "inspect" "de9197ce64cb2c53edf8dd3f0b1097119a07e09764cd606b8d6bc9a6f9581e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de9197ce64cb2c53edf8dd3f0b1097119a07e09764cd606b8d6bc9a6f9581e6b", kill_on_drop: false }`
[INFO] [stdout] de9197ce64cb2c53edf8dd3f0b1097119a07e09764cd606b8d6bc9a6f9581e6b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c014c5a11fc465f5872d05d972437668be97fe78ad9ff145f9a9fa1f0e9655d4
[INFO] running `Command { std: "docker" "start" "-a" "c014c5a11fc465f5872d05d972437668be97fe78ad9ff145f9a9fa1f0e9655d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling tracing-core v0.1.28
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling trybuild v1.0.63
[INFO] [stderr]    Compiling integer-encoding v3.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.5
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.13.1
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[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling thrift v0.15.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling enum-ordinalize v3.1.11
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.14
[INFO] [stderr]    Compiling educe v0.4.19
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling serde_bytes v0.11.6
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling futures-test v0.3.21
[INFO] [stderr]    Compiling tokio-serde v0.8.0
[INFO] [stderr]    Compiling tokio-stream v0.1.9
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling forked-tarpc v0.31.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling opentelemetry v0.17.0
[INFO] [stdout] warning: trait `PollContext` is never used
[INFO] [stdout]    --> src/lib.rs:392:18
[INFO] [stdout]     |
[INFO] [stdout] 392 | pub(crate) trait PollContext<T> {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SpanExt` is never used
[INFO] [stdout]    --> src/context.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub(crate) trait SpanExt {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling opentelemetry-semantic-conventions v0.9.0
[INFO] [stderr]    Compiling opentelemetry-jaeger v0.16.0
[INFO] [stdout] warning: trait `PollContext` is never used
[INFO] [stdout]    --> src/lib.rs:392:18
[INFO] [stdout]     |
[INFO] [stdout] 392 | pub(crate) trait PollContext<T> {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unwrap` is never used
[INFO] [stdout]    --> src/client.rs:855:12
[INFO] [stdout]     |
[INFO] [stdout] 853 |     trait PollTest {
[INFO] [stdout]     |           -------- method in this trait
[INFO] [stdout] 854 |         type T;
[INFO] [stdout] 855 |         fn unwrap(self) -> Poll<Self::T>;
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SpanExt` is never used
[INFO] [stdout]    --> src/context.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub(crate) trait SpanExt {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 36.58s
[INFO] running `Command { std: "docker" "inspect" "c014c5a11fc465f5872d05d972437668be97fe78ad9ff145f9a9fa1f0e9655d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c014c5a11fc465f5872d05d972437668be97fe78ad9ff145f9a9fa1f0e9655d4", kill_on_drop: false }`
[INFO] [stdout] c014c5a11fc465f5872d05d972437668be97fe78ad9ff145f9a9fa1f0e9655d4