[INFO] fetching crate honeycomb-tracing 0.2.1...
[INFO] testing honeycomb-tracing-0.2.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate honeycomb-tracing 0.2.1 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate honeycomb-tracing 0.2.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate honeycomb-tracing 0.2.1
[INFO] finished tweaking crates.io crate honeycomb-tracing 0.2.1
[INFO] tweaked toml for crates.io crate honeycomb-tracing 0.2.1 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdddbf8505dea17c1c43df2d26f4d52c4cb3cb93b798e1fa96c4cf5e4af0073f
[INFO] running `Command { std: "docker" "start" "-a" "bdddbf8505dea17c1c43df2d26f4d52c4cb3cb93b798e1fa96c4cf5e4af0073f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdddbf8505dea17c1c43df2d26f4d52c4cb3cb93b798e1fa96c4cf5e4af0073f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdddbf8505dea17c1c43df2d26f4d52c4cb3cb93b798e1fa96c4cf5e4af0073f", kill_on_drop: false }`
[INFO] [stdout] bdddbf8505dea17c1c43df2d26f4d52c4cb3cb93b798e1fa96c4cf5e4af0073f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecdbd977ef180a736ad77f72dbf45e55de44c6cbfe5492d5de18e34795051716
[INFO] running `Command { std: "docker" "start" "-a" "ecdbd977ef180a736ad77f72dbf45e55de44c6cbfe5492d5de18e34795051716", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling honeycomb-tracing v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "ecdbd977ef180a736ad77f72dbf45e55de44c6cbfe5492d5de18e34795051716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecdbd977ef180a736ad77f72dbf45e55de44c6cbfe5492d5de18e34795051716", kill_on_drop: false }`
[INFO] [stdout] ecdbd977ef180a736ad77f72dbf45e55de44c6cbfe5492d5de18e34795051716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 758dcdef880df1ad27b0a9d70b2d9c0b0bedfd5ed6fdbb13ac05566d4cb2cf84
[INFO] running `Command { std: "docker" "start" "-a" "758dcdef880df1ad27b0a9d70b2d9c0b0bedfd5ed6fdbb13ac05566d4cb2cf84", kill_on_drop: false }`
[INFO] [stderr]    Compiling honeycomb-tracing v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "758dcdef880df1ad27b0a9d70b2d9c0b0bedfd5ed6fdbb13ac05566d4cb2cf84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "758dcdef880df1ad27b0a9d70b2d9c0b0bedfd5ed6fdbb13ac05566d4cb2cf84", kill_on_drop: false }`
[INFO] [stdout] 758dcdef880df1ad27b0a9d70b2d9c0b0bedfd5ed6fdbb13ac05566d4cb2cf84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08f2311dd08fffc83ae2550a9ffcf516f671b85568affff01556ab6e692c8f51
[INFO] running `Command { std: "docker" "start" "-a" "08f2311dd08fffc83ae2550a9ffcf516f671b85568affff01556ab6e692c8f51", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/honeycomb_tracing-97ef0878b45f0ca8)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests honeycomb-tracing
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "08f2311dd08fffc83ae2550a9ffcf516f671b85568affff01556ab6e692c8f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f2311dd08fffc83ae2550a9ffcf516f671b85568affff01556ab6e692c8f51", kill_on_drop: false }`
[INFO] [stdout] 08f2311dd08fffc83ae2550a9ffcf516f671b85568affff01556ab6e692c8f51