[INFO] cloning repository https://github.com/clux/tracing-otlp-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clux/tracing-otlp-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclux%2Ftracing-otlp-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclux%2Ftracing-otlp-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a07e34f22210be8dc4a32eed117792ad5c651b68
[INFO] testing clux/tracing-otlp-test against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclux%2Ftracing-otlp-test" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/clux/tracing-otlp-test
[INFO] finished tweaking git repo https://github.com/clux/tracing-otlp-test
[INFO] tweaked toml for git repo https://github.com/clux/tracing-otlp-test written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clux/tracing-otlp-test on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/clux/tracing-otlp-test 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-attributes v0.1.13
[INFO] [stderr]   Downloaded futures-sink v0.3.13
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[INFO] [stderr]   Downloaded thiserror v1.0.24
[INFO] [stderr]   Downloaded lock_api v0.4.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.71
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.71
[INFO] [stderr]   Downloaded async-stream v0.3.0
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[INFO] [stderr]   Downloaded fixedbitset v0.2.0
[INFO] [stderr]   Downloaded tonic-build v0.3.1
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[INFO] [stderr]   Downloaded futures v0.3.13
[INFO] [stderr]   Downloaded tokio-stream v0.1.3
[INFO] [stderr]   Downloaded opentelemetry-otlp v0.5.0
[INFO] [stderr]   Downloaded tower v0.4.6
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.11.0
[INFO] [stderr]   Downloaded bumpalo v3.6.1
[INFO] [stderr]   Downloaded petgraph v0.5.1
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[INFO] [stderr]   Downloaded syn v1.0.62
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.71
[INFO] [stderr]   Downloaded opentelemetry v0.12.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.16
[INFO] [stderr]   Downloaded tokio-util v0.6.3
[INFO] [stderr]   Downloaded tonic v0.4.0
[INFO] [stderr]   Downloaded heck v0.3.2
[INFO] [stderr]   Downloaded js-sys v0.3.48
[INFO] [stderr]   Downloaded thiserror-impl v1.0.24
[INFO] [stderr]   Downloaded serde v1.0.124
[INFO] [stderr]   Downloaded multimap v0.8.2
[INFO] [stderr]   Downloaded prost-derive v0.6.1
[INFO] [stderr]   Downloaded prost-types v0.6.1
[INFO] [stderr]   Downloaded async-trait v0.1.47
[INFO] [stderr]   Downloaded libc v0.2.88
[INFO] [stderr]   Downloaded futures-macro v0.3.13
[INFO] [stderr]   Downloaded prost-build v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a83acc761b10a98c99958aa2ece6a2388d9d617b3d800ed94abb91d8ea00ca7
[INFO] running `Command { std: "docker" "start" "-a" "2a83acc761b10a98c99958aa2ece6a2388d9d617b3d800ed94abb91d8ea00ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a83acc761b10a98c99958aa2ece6a2388d9d617b3d800ed94abb91d8ea00ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a83acc761b10a98c99958aa2ece6a2388d9d617b3d800ed94abb91d8ea00ca7", kill_on_drop: false }`
[INFO] [stdout] 2a83acc761b10a98c99958aa2ece6a2388d9d617b3d800ed94abb91d8ea00ca7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] fd2abe809bb23523500b5ac35fd806e37d8984d3c19dcb0afe94949f4956a548
[INFO] running `Command { std: "docker" "start" "-a" "fd2abe809bb23523500b5ac35fd806e37d8984d3c19dcb0afe94949f4956a548", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling bytes v1.0.1
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[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling async-trait v0.1.47
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling heck v0.3.2
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[INFO] [stderr]    Compiling regex-syntax v0.6.22
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[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling want v0.3.0
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[INFO] [stderr]    Compiling tracing-log v0.1.2
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[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling which v3.1.1
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[INFO] [stderr]    Compiling parking_lot_core v0.8.3
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[INFO] [stderr]    Compiling mio v0.7.9
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling http-body v0.4.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling tracing-attributes v0.1.13
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling async-stream v0.3.0
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling pin-project v1.0.5
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tracing-subscriber v0.2.16
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling tonic-build v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling opentelemetry v0.12.0
[INFO] [stderr]    Compiling opentelemetry-otlp v0.5.0
[INFO] [stderr]    Compiling tracing-opentelemetry v0.11.0
[INFO] [stderr]    Compiling tokio-util v0.6.3
[INFO] [stderr]    Compiling tokio-stream v0.1.3
[INFO] [stderr]    Compiling h2 v0.3.1
[INFO] [stderr]    Compiling tower v0.4.6
[INFO] [stderr]    Compiling hyper v0.14.4
[INFO] [stderr]    Compiling tonic v0.4.0
[INFO] [stderr]    Compiling tracing-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.52s
[INFO] running `Command { std: "docker" "inspect" "fd2abe809bb23523500b5ac35fd806e37d8984d3c19dcb0afe94949f4956a548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2abe809bb23523500b5ac35fd806e37d8984d3c19dcb0afe94949f4956a548", kill_on_drop: false }`
[INFO] [stdout] fd2abe809bb23523500b5ac35fd806e37d8984d3c19dcb0afe94949f4956a548
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 38edbd59c58466acf500ce8049af237d4f4be9c90badc73cc30120b122089ad0
[INFO] running `Command { std: "docker" "start" "-a" "38edbd59c58466acf500ce8049af237d4f4be9c90badc73cc30120b122089ad0", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "38edbd59c58466acf500ce8049af237d4f4be9c90badc73cc30120b122089ad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38edbd59c58466acf500ce8049af237d4f4be9c90badc73cc30120b122089ad0", kill_on_drop: false }`
[INFO] [stdout] 38edbd59c58466acf500ce8049af237d4f4be9c90badc73cc30120b122089ad0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b2275b19f6c947e3394d6e5db5816af7dd6ff8951df99b5e1b793feb8ef7634d
[INFO] running `Command { std: "docker" "start" "-a" "b2275b19f6c947e3394d6e5db5816af7dd6ff8951df99b5e1b793feb8ef7634d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests blah.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/blah-a7efa921c4c53a8e)
[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" "b2275b19f6c947e3394d6e5db5816af7dd6ff8951df99b5e1b793feb8ef7634d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2275b19f6c947e3394d6e5db5816af7dd6ff8951df99b5e1b793feb8ef7634d", kill_on_drop: false }`
[INFO] [stdout] b2275b19f6c947e3394d6e5db5816af7dd6ff8951df99b5e1b793feb8ef7634d