[INFO] fetching crate tcn 0.4.1...
[INFO] building tcn-0.4.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate tcn 0.4.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate tcn 0.4.1
[INFO] finished tweaking crates.io crate tcn 0.4.1
[INFO] tweaked toml for crates.io crate tcn 0.4.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcn 0.4.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding ed25519-zebra v0.2.3 (available: v4.1.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (available: v0.9.0)
[INFO] [stderr]       Adding rand_core v0.5.1 (available: v0.9.3)
[INFO] [stderr]       Adding sha2 v0.8.2 (available: v0.10.9)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha2 v0.8.2
[INFO] [stderr]   Downloaded ed25519-zebra v0.2.3
[INFO] [stderr]   Downloaded curve25519-dalek v2.1.3
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4453ac157afab5468cd017e7626396377d4ff47bc4f9023539817c5aed331aa8
[INFO] running `Command { std: "docker" "start" "-a" "4453ac157afab5468cd017e7626396377d4ff47bc4f9023539817c5aed331aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4453ac157afab5468cd017e7626396377d4ff47bc4f9023539817c5aed331aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4453ac157afab5468cd017e7626396377d4ff47bc4f9023539817c5aed331aa8", kill_on_drop: false }`
[INFO] [stdout] 4453ac157afab5468cd017e7626396377d4ff47bc4f9023539817c5aed331aa8
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c76a9e7b6f852f75732455a61099af810b7361dd48667df3a0c0188225cb9cc
[INFO] running `Command { std: "docker" "start" "-a" "0c76a9e7b6f852f75732455a61099af810b7361dd48667df3a0c0188225cb9cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling curve25519-dalek v2.1.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ed25519-zebra v0.2.3
[INFO] [stderr]    Compiling tcn v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::Error`
[INFO] [stdout]  --> src/keys.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use super::Error;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.98s
[INFO] running `Command { std: "docker" "inspect" "0c76a9e7b6f852f75732455a61099af810b7361dd48667df3a0c0188225cb9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c76a9e7b6f852f75732455a61099af810b7361dd48667df3a0c0188225cb9cc", kill_on_drop: false }`
[INFO] [stdout] 0c76a9e7b6f852f75732455a61099af810b7361dd48667df3a0c0188225cb9cc
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06b4b64a91b854431841322e95b5273951be5f5d6114e4a32147f2026146d658
[INFO] running `Command { std: "docker" "start" "-a" "06b4b64a91b854431841322e95b5273951be5f5d6114e4a32147f2026146d658", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stdout] warning: unused import: `super::Error`
[INFO] [stdout]  --> src/keys.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use super::Error;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tcn v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::Error`
[INFO] [stdout]  --> src/keys.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use super::Error;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "06b4b64a91b854431841322e95b5273951be5f5d6114e4a32147f2026146d658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b4b64a91b854431841322e95b5273951be5f5d6114e4a32147f2026146d658", kill_on_drop: false }`
[INFO] [stdout] 06b4b64a91b854431841322e95b5273951be5f5d6114e4a32147f2026146d658