[INFO] fetching crate tracebuild 0.3.0...
[INFO] checking tracebuild-0.3.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate tracebuild 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate tracebuild 0.3.0
[INFO] finished tweaking crates.io crate tracebuild 0.3.0
[INFO] tweaked toml for crates.io crate tracebuild 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracebuild 0.3.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tracebuild 0.3.0 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.72
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.72
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[INFO] [stderr]   Downloaded opentelemetry-http v0.1.0
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[INFO] [stderr]   Downloaded reqwest v0.11.2
[INFO] [stderr]   Downloaded opentelemetry-otlp v0.5.0
[INFO] [stderr]   Downloaded mio v0.7.10
[INFO] [stderr]   Downloaded js-sys v0.3.49
[INFO] [stderr]   Downloaded opentelemetry-jaeger v0.11.0
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[INFO] [stderr]   Downloaded protobuf v2.22.1
[INFO] [stderr]   Downloaded tonic v0.4.1
[INFO] [stderr]   Downloaded opentelemetry v0.12.0
[INFO] [stderr]   Downloaded tokio v1.3.0
[INFO] [stderr]   Downloaded prometheus v0.11.0
[INFO] [stderr]   Downloaded web-sys v0.3.49
[INFO] [stderr]   Downloaded prost-derive v0.6.1
[INFO] [stderr]   Downloaded prost-types v0.6.1
[INFO] [stderr]   Downloaded opentelemetry-prometheus v0.5.0
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.22
[INFO] [stderr]   Downloaded prost v0.6.1
[INFO] [stderr]   Downloaded async-trait v0.1.48
[INFO] [stderr]   Downloaded futures-executor v0.3.13
[INFO] [stderr]   Downloaded futures-macro v0.3.13
[INFO] [stderr]   Downloaded tokio-stream v0.1.4
[INFO] [stderr]   Downloaded integer-encoding v1.1.7
[INFO] [stderr]   Downloaded async-stream-impl v0.3.0
[INFO] [stderr]   Downloaded http-body v0.4.0
[INFO] [stderr]   Downloaded anyhow v1.0.38
[INFO] [stderr]   Downloaded tonic-build v0.3.1
[INFO] [stderr]   Downloaded syn v1.0.64
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.72
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.72
[INFO] [stderr]   Downloaded libc v0.2.90
[INFO] [stderr]   Downloaded prost-build v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 595960a7ba5e93c3717b0e0b66bc4cb81c749b14d27cfc0f7c3a552fd3411b79
[INFO] running `Command { std: "docker" "start" "-a" "595960a7ba5e93c3717b0e0b66bc4cb81c749b14d27cfc0f7c3a552fd3411b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "595960a7ba5e93c3717b0e0b66bc4cb81c749b14d27cfc0f7c3a552fd3411b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595960a7ba5e93c3717b0e0b66bc4cb81c749b14d27cfc0f7c3a552fd3411b79", kill_on_drop: false }`
[INFO] [stdout] 595960a7ba5e93c3717b0e0b66bc4cb81c749b14d27cfc0f7c3a552fd3411b79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 085b97ea003154be262c73dacdb9bae3c0ae1a626adf5eaf7d909a177fb17d88
[INFO] running `Command { std: "docker" "start" "-a" "085b97ea003154be262c73dacdb9bae3c0ae1a626adf5eaf7d909a177fb17d88", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking pin-project-lite v0.2.6
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[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking futures-sink v0.3.13
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[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
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[INFO] [stderr]    Compiling typenum v1.13.0
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[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling itertools v0.9.0
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[INFO] [stderr]     Checking cpuid-bool v0.1.2
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[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.6.2
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[INFO] [stderr]     Checking rand_chacha v0.3.0
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[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking clap v2.33.3
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[INFO] [stderr]     Checking thrift v0.13.0
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[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[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 structopt-derive v0.4.14
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
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[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking async-stream v0.3.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
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[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking prost v0.7.0
[INFO] [stderr]     Checking ureq v2.0.2
[INFO] [stderr]    Compiling tonic-build v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]    Compiling opentelemetry-otlp v0.5.0
[INFO] [stderr]     Checking tokio-util v0.6.4
[INFO] [stderr]     Checking tokio-stream v0.1.4
[INFO] [stderr]     Checking opentelemetry v0.12.0
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]     Checking tower v0.4.6
[INFO] [stderr]     Checking opentelemetry-prometheus v0.5.0
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking reqwest v0.11.2
[INFO] [stderr]     Checking tonic v0.4.1
[INFO] [stderr]     Checking opentelemetry-http v0.1.0
[INFO] [stderr]     Checking opentelemetry-jaeger v0.11.0
[INFO] [stderr]     Checking tracebuild v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/pipeline/mod.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Otlp(opentelemetry_otlp::Uninstall),
[INFO] [stdout]    |     ---- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 30 -     Otlp(opentelemetry_otlp::Uninstall),
[INFO] [stdout] 30 +     Otlp(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/pipeline/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Jaeger(opentelemetry_jaeger::Uninstall),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -     Jaeger(opentelemetry_jaeger::Uninstall),
[INFO] [stdout] 31 +     Jaeger(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/pipeline/mod.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 36 |     Prometheus(prometheus::PrometheusPushOnDropExporter),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 36 -     Prometheus(prometheus::PrometheusPushOnDropExporter),
[INFO] [stdout] 36 +     Prometheus(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/pipeline/mod.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Otlp(opentelemetry_otlp::Uninstall),
[INFO] [stdout]    |     ---- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 30 -     Otlp(opentelemetry_otlp::Uninstall),
[INFO] [stdout] 30 +     Otlp(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/pipeline/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Jaeger(opentelemetry_jaeger::Uninstall),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -     Jaeger(opentelemetry_jaeger::Uninstall),
[INFO] [stdout] 31 +     Jaeger(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/pipeline/mod.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 36 |     Prometheus(prometheus::PrometheusPushOnDropExporter),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 36 -     Prometheus(prometheus::PrometheusPushOnDropExporter),
[INFO] [stdout] 36 +     Prometheus(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.02s
[INFO] running `Command { std: "docker" "inspect" "085b97ea003154be262c73dacdb9bae3c0ae1a626adf5eaf7d909a177fb17d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "085b97ea003154be262c73dacdb9bae3c0ae1a626adf5eaf7d909a177fb17d88", kill_on_drop: false }`
[INFO] [stdout] 085b97ea003154be262c73dacdb9bae3c0ae1a626adf5eaf7d909a177fb17d88
