[INFO] cloning repository https://github.com/wspeirs/opentelemetry_tracing_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wspeirs/opentelemetry_tracing_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Fopentelemetry_tracing_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Fopentelemetry_tracing_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dab090cbcf93b7e15f74e440090a628907e4a39d
[INFO] checking wspeirs/opentelemetry_tracing_example against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Fopentelemetry_tracing_example" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wspeirs/opentelemetry_tracing_example on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wspeirs/opentelemetry_tracing_example
[INFO] finished tweaking git repo https://github.com/wspeirs/opentelemetry_tracing_example
[INFO] tweaked toml for git repo https://github.com/wspeirs/opentelemetry_tracing_example written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wspeirs/opentelemetry_tracing_example 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry-stdout v0.1.0
[INFO] [stderr]   Downloaded opentelemetry v0.20.0
[INFO] [stderr]   Downloaded opentelemetry_api v0.20.0
[INFO] [stderr]   Downloaded ordered-float v3.9.1
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.20.0
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15d4c3a6149aab4bd4f437861207db7c03e52b6d22579f5d69ffe07744723c2b
[INFO] running `Command { std: "docker" "start" "-a" "15d4c3a6149aab4bd4f437861207db7c03e52b6d22579f5d69ffe07744723c2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15d4c3a6149aab4bd4f437861207db7c03e52b6d22579f5d69ffe07744723c2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d4c3a6149aab4bd4f437861207db7c03e52b6d22579f5d69ffe07744723c2b", kill_on_drop: false }`
[INFO] [stdout] 15d4c3a6149aab4bd4f437861207db7c03e52b6d22579f5d69ffe07744723c2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ebeb6dc2708a923187f2434fe89ee003ad05c505a4e57b5ebbc5015f11afa32
[INFO] running `Command { std: "docker" "start" "-a" "5ebeb6dc2708a923187f2434fe89ee003ad05c505a4e57b5ebbc5015f11afa32", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking urlencoding v2.1.3
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking ordered-float v3.9.1
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking opentelemetry_api v0.20.0
[INFO] [stderr]     Checking opentelemetry_sdk v0.20.0
[INFO] [stderr]     Checking opentelemetry v0.20.0
[INFO] [stderr]     Checking tracing-opentelemetry v0.21.0
[INFO] [stderr]     Checking opentelemetry-stdout v0.1.0
[INFO] [stderr]     Checking opentelemetry_tracing_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Subscriber`
[INFO] [stdout]  --> src/main.rs:5:42
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tracing::{error, event, Level, span, Subscriber};
[INFO] [stdout]   |                                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Subscriber`
[INFO] [stdout]  --> src/main.rs:5:42
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tracing::{error, event, Level, span, Subscriber};
[INFO] [stdout]   |                                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.93s
[INFO] running `Command { std: "docker" "inspect" "5ebeb6dc2708a923187f2434fe89ee003ad05c505a4e57b5ebbc5015f11afa32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ebeb6dc2708a923187f2434fe89ee003ad05c505a4e57b5ebbc5015f11afa32", kill_on_drop: false }`
[INFO] [stdout] 5ebeb6dc2708a923187f2434fe89ee003ad05c505a4e57b5ebbc5015f11afa32