[INFO] fetching crate spark-channel 0.0.3...
[INFO] building spark-channel-0.0.3 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate spark-channel 0.0.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate spark-channel 0.0.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate spark-channel 0.0.3
[INFO] tweaked toml for crates.io crate spark-channel 0.0.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spark-channel 0.0.3 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spark-channel 0.0.3 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8b2c3ed542a8822ca6a3822f97ddcfd691879db2ecaef5c0b10bec2e0a1203e
[INFO] running `Command { std: "docker" "start" "-a" "d8b2c3ed542a8822ca6a3822f97ddcfd691879db2ecaef5c0b10bec2e0a1203e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8b2c3ed542a8822ca6a3822f97ddcfd691879db2ecaef5c0b10bec2e0a1203e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b2c3ed542a8822ca6a3822f97ddcfd691879db2ecaef5c0b10bec2e0a1203e", kill_on_drop: false }`
[INFO] [stdout] d8b2c3ed542a8822ca6a3822f97ddcfd691879db2ecaef5c0b10bec2e0a1203e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7498552f478f1a9a6696c357c04c39d661295ad55e8dc01fc36cc670614562e4
[INFO] running `Command { std: "docker" "start" "-a" "7498552f478f1a9a6696c357c04c39d661295ad55e8dc01fc36cc670614562e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-test-macro v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling tracing-test v0.2.5
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling spark-channel v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.32s
[INFO] running `Command { std: "docker" "inspect" "7498552f478f1a9a6696c357c04c39d661295ad55e8dc01fc36cc670614562e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7498552f478f1a9a6696c357c04c39d661295ad55e8dc01fc36cc670614562e4", kill_on_drop: false }`
[INFO] [stdout] 7498552f478f1a9a6696c357c04c39d661295ad55e8dc01fc36cc670614562e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e17eab49442fa7c321dd0528a651e061b03ab1cc064d5d09ec1446ce86bcd084
[INFO] running `Command { std: "docker" "start" "-a" "e17eab49442fa7c321dd0528a651e061b03ab1cc064d5d09ec1446ce86bcd084", kill_on_drop: false }`
[INFO] [stderr]    Compiling spark-channel v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "e17eab49442fa7c321dd0528a651e061b03ab1cc064d5d09ec1446ce86bcd084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e17eab49442fa7c321dd0528a651e061b03ab1cc064d5d09ec1446ce86bcd084", kill_on_drop: false }`
[INFO] [stdout] e17eab49442fa7c321dd0528a651e061b03ab1cc064d5d09ec1446ce86bcd084