[INFO] fetching crate tracing-error 0.2.0...
[INFO] testing tracing-error-0.2.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate tracing-error 0.2.0 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate tracing-error 0.2.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-error 0.2.0
[INFO] finished tweaking crates.io crate tracing-error 0.2.0
[INFO] tweaked toml for crates.io crate tracing-error 0.2.0 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ebcf1a9351ad362e2adca3765db91ce1d5062d032bb2ffd3b75527986d25e2f
[INFO] running `Command { std: "docker" "start" "-a" "0ebcf1a9351ad362e2adca3765db91ce1d5062d032bb2ffd3b75527986d25e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ebcf1a9351ad362e2adca3765db91ce1d5062d032bb2ffd3b75527986d25e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ebcf1a9351ad362e2adca3765db91ce1d5062d032bb2ffd3b75527986d25e2f", kill_on_drop: false }`
[INFO] [stdout] 0ebcf1a9351ad362e2adca3765db91ce1d5062d032bb2ffd3b75527986d25e2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d632a343344dc9ba648c2cf4eab12c6558968b697692587ded526c1a2ff29dc3
[INFO] running `Command { std: "docker" "start" "-a" "d632a343344dc9ba648c2cf4eab12c6558968b697692587ded526c1a2ff29dc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling tracing-subscriber v0.3.3
[INFO] [stderr]    Compiling tracing-error v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "d632a343344dc9ba648c2cf4eab12c6558968b697692587ded526c1a2ff29dc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d632a343344dc9ba648c2cf4eab12c6558968b697692587ded526c1a2ff29dc3", kill_on_drop: false }`
[INFO] [stdout] d632a343344dc9ba648c2cf4eab12c6558968b697692587ded526c1a2ff29dc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29681034c7c70ac2f764c20b67357a3cfec8a671d0a1982f6f4d6cfe624b7e05
[INFO] running `Command { std: "docker" "start" "-a" "29681034c7c70ac2f764c20b67357a3cfec8a671d0a1982f6f4d6cfe624b7e05", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-error v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "29681034c7c70ac2f764c20b67357a3cfec8a671d0a1982f6f4d6cfe624b7e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29681034c7c70ac2f764c20b67357a3cfec8a671d0a1982f6f4d6cfe624b7e05", kill_on_drop: false }`
[INFO] [stdout] 29681034c7c70ac2f764c20b67357a3cfec8a671d0a1982f6f4d6cfe624b7e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9b3c5546169d2950527a32d1567e900dcf0fe11e112096a1dcc2caf860cf4e5
[INFO] running `Command { std: "docker" "start" "-a" "c9b3c5546169d2950527a32d1567e900dcf0fe11e112096a1dcc2caf860cf4e5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tracing_error-5f0994ee936943a1)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test backtrace::tests::capture_supported ... ok
[INFO] [stdout] test backtrace::tests::capture_unsupported ... ok
[INFO] [stdout] test backtrace::tests::capture_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracing-error
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/backtrace.rs - backtrace::SpanTrace::capture (line 80) ... FAILED
[INFO] [stdout] test src/error.rs - error::TracedError (line 18) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 80) ... ok
[INFO] [stdout] test src/error.rs - error::InstrumentResult::in_current_span (line 226) ... ok
[INFO] [stdout] test src/lib.rs - (line 124) ... ok
[INFO] [stdout] test src/error.rs - error::InstrumentError::in_current_span (line 203) ... ok
[INFO] [stdout] test src/lib.rs - (line 97) ... ok
[INFO] [stdout] test src/error.rs - error::ExtractSpanTrace::span_trace (line 259) ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] test src/lib.rs - (line 145) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/backtrace.rs - backtrace::SpanTrace::capture (line 80) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `instrument` in `tracing`
[INFO] [stdout]   --> src/backtrace.rs:90:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[tracing::instrument]
[INFO] [stdout]    |            ^^^^^^^^^^ could not find `instrument` in `tracing`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/backtrace.rs - backtrace::SpanTrace::capture (line 80)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.50s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "c9b3c5546169d2950527a32d1567e900dcf0fe11e112096a1dcc2caf860cf4e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9b3c5546169d2950527a32d1567e900dcf0fe11e112096a1dcc2caf860cf4e5", kill_on_drop: false }`
[INFO] [stdout] c9b3c5546169d2950527a32d1567e900dcf0fe11e112096a1dcc2caf860cf4e5