[INFO] fetching crate opentracing-rs 0.1.2...
[INFO] testing opentracing-rs-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate opentracing-rs 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate opentracing-rs 0.1.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opentracing-rs 0.1.2
[INFO] finished tweaking crates.io crate opentracing-rs 0.1.2
[INFO] tweaked toml for crates.io crate opentracing-rs 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opentracing-rs-jaeger v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b89b30273dd776a7e249287cf203d8903c1e12c4e6f60df692b7221ebed9b49
[INFO] running `Command { std: "docker" "start" "-a" "6b89b30273dd776a7e249287cf203d8903c1e12c4e6f60df692b7221ebed9b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b89b30273dd776a7e249287cf203d8903c1e12c4e6f60df692b7221ebed9b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b89b30273dd776a7e249287cf203d8903c1e12c4e6f60df692b7221ebed9b49", kill_on_drop: false }`
[INFO] [stdout] 6b89b30273dd776a7e249287cf203d8903c1e12c4e6f60df692b7221ebed9b49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fae330ce539ae955a89cd90c8cab0e32fc54625d8a15e0663dae8db1e2856c43
[INFO] running `Command { std: "docker" "start" "-a" "fae330ce539ae955a89cd90c8cab0e32fc54625d8a15e0663dae8db1e2856c43", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling opentracing-rs-core v0.1.0
[INFO] [stderr]    Compiling opentracing-rs-jaeger v0.1.0
[INFO] [stderr]    Compiling opentracing-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "fae330ce539ae955a89cd90c8cab0e32fc54625d8a15e0663dae8db1e2856c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae330ce539ae955a89cd90c8cab0e32fc54625d8a15e0663dae8db1e2856c43", kill_on_drop: false }`
[INFO] [stdout] fae330ce539ae955a89cd90c8cab0e32fc54625d8a15e0663dae8db1e2856c43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31aaf0e0db9750e06a0266c4188937d323dd5bebbfd1adf8fc7f2473f2b61727
[INFO] running `Command { std: "docker" "start" "-a" "31aaf0e0db9750e06a0266c4188937d323dd5bebbfd1adf8fc7f2473f2b61727", kill_on_drop: false }`
[INFO] [stderr]    Compiling opentracing-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `opentracing_rs::jaeger::TransportProtocol`
[INFO] [stdout]   --> examples/jaeger.rs:10:38
[INFO] [stdout]    |
[INFO] [stdout] 10 |     jaeger::{Tracer as JaegerTracer, TransportProtocol},
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ no `TransportProtocol` in `jaeger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `builder` found for struct `opentracing_rs::opentracing_rs_jaeger::Tracer` in the current scope
[INFO] [stdout]   --> examples/jaeger.rs:16:40
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut tracer = JaegerTracer::builder()
[INFO] [stdout]    |                                        ^^^^^^^ function or associated item not found in `opentracing_rs::opentracing_rs_jaeger::Tracer<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SpanBuilder`
[INFO] [stdout]   --> examples/jaeger.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     SpanBuilder, Tracer,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Tracer`
[INFO] [stdout]   --> examples/jaeger.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     SpanBuilder, Tracer,
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `opentracing-rs` due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "31aaf0e0db9750e06a0266c4188937d323dd5bebbfd1adf8fc7f2473f2b61727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31aaf0e0db9750e06a0266c4188937d323dd5bebbfd1adf8fc7f2473f2b61727", kill_on_drop: false }`
[INFO] [stdout] 31aaf0e0db9750e06a0266c4188937d323dd5bebbfd1adf8fc7f2473f2b61727