[INFO] fetching crate ts_opentelemetry_sdk 0.20.0-beta.1...
[INFO] building ts_opentelemetry_sdk-0.20.0-beta.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate ts_opentelemetry_sdk 0.20.0-beta.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate ts_opentelemetry_sdk 0.20.0-beta.1
[INFO] finished tweaking crates.io crate ts_opentelemetry_sdk 0.20.0-beta.1
[INFO] tweaked toml for crates.io crate ts_opentelemetry_sdk 0.20.0-beta.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ts_opentelemetry_sdk 0.20.0-beta.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 216 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.7.0)
[INFO] [stderr]       Adding http v0.2.12 (available: v1.3.1)
[INFO] [stderr]       Adding ordered-float v3.9.2 (available: v5.0.0)
[INFO] [stderr]       Adding pprof v0.11.1 (available: v0.15.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded symbolic-common v10.2.1
[INFO] [stderr]   Downloaded ts_opentelemetry_http v0.9.0-beta.1
[INFO] [stderr]   Downloaded async-process v2.5.0
[INFO] [stderr]   Downloaded ordered-float v3.9.2
[INFO] [stderr]   Downloaded async-signal v0.2.13
[INFO] [stderr]   Downloaded findshlibs v0.10.2
[INFO] [stderr]   Downloaded async-io v2.6.0
[INFO] [stderr]   Downloaded polling v3.11.0
[INFO] [stderr]   Downloaded inferno v0.11.21
[INFO] [stderr]   Downloaded criterion v0.4.0
[INFO] [stderr]   Downloaded cpp_demangle v0.4.5
[INFO] [stderr]   Downloaded pprof v0.11.1
[INFO] [stderr]   Downloaded ts_opentelemetry_api v0.20.0-beta.1
[INFO] [stderr]   Downloaded quick-xml v0.26.0
[INFO] [stderr]   Downloaded symbolic-demangle v10.2.1
[INFO] [stderr]   Downloaded num-format v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6343096c594ef553f34054442638d29d51dbdb6694959a20799a7537b461b491
[INFO] running `Command { std: "docker" "start" "-a" "6343096c594ef553f34054442638d29d51dbdb6694959a20799a7537b461b491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6343096c594ef553f34054442638d29d51dbdb6694959a20799a7537b461b491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6343096c594ef553f34054442638d29d51dbdb6694959a20799a7537b461b491", kill_on_drop: false }`
[INFO] [stdout] 6343096c594ef553f34054442638d29d51dbdb6694959a20799a7537b461b491
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9e2a8ca2208734a4837099b3b38fdfe58dd0f01e51b2fd2377fa1332445c164
[INFO] running `Command { std: "docker" "start" "-a" "d9e2a8ca2208734a4837099b3b38fdfe58dd0f01e51b2fd2377fa1332445c164", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling ordered-float v3.9.2
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling ts_opentelemetry_api v0.20.0-beta.1
[INFO] [stderr]    Compiling ts_opentelemetry_sdk v0.20.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.99s
[INFO] running `Command { std: "docker" "inspect" "d9e2a8ca2208734a4837099b3b38fdfe58dd0f01e51b2fd2377fa1332445c164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e2a8ca2208734a4837099b3b38fdfe58dd0f01e51b2fd2377fa1332445c164", kill_on_drop: false }`
[INFO] [stdout] d9e2a8ca2208734a4837099b3b38fdfe58dd0f01e51b2fd2377fa1332445c164
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34aa3aff98cf1312d74de77accf79529d24b461fe82b2f64e3e69599779b34f4
[INFO] running `Command { std: "docker" "start" "-a" "34aa3aff98cf1312d74de77accf79529d24b461fe82b2f64e3e69599779b34f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling cpp_demangle v0.4.5
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling symbolic-demangle v10.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling debugid v0.8.0
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling symbolic-common v10.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quick-xml v0.26.0
[INFO] [stderr]    Compiling str_stack v0.1.0
[INFO] [stderr]    Compiling pprof v0.11.1
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling inferno v0.11.21
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling ts_opentelemetry_sdk v0.20.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `SpanCountExporter` is never constructed
[INFO] [stdout]    --> src/trace/runtime_tests.rs:21:8
[INFO] [stdout]     |
[INFO] [stdout]  21 | struct SpanCountExporter {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:110:24
[INFO] [stdout]     |
[INFO] [stdout] 110 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ts_opentelemetry_sdk` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "34aa3aff98cf1312d74de77accf79529d24b461fe82b2f64e3e69599779b34f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34aa3aff98cf1312d74de77accf79529d24b461fe82b2f64e3e69599779b34f4", kill_on_drop: false }`
[INFO] [stdout] 34aa3aff98cf1312d74de77accf79529d24b461fe82b2f64e3e69599779b34f4