[INFO] fetching crate vanguard 0.0.1...
[INFO] testing vanguard-0.0.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate vanguard 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate vanguard 0.0.1
[INFO] finished tweaking crates.io crate vanguard 0.0.1
[INFO] tweaked toml for crates.io crate vanguard 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vanguard 0.0.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vanguard 0.0.1 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d366ef4d784008fc948447989088e2a3ab192a85ac5f85f956378344f915e269
[INFO] running `Command { std: "docker" "start" "-a" "d366ef4d784008fc948447989088e2a3ab192a85ac5f85f956378344f915e269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d366ef4d784008fc948447989088e2a3ab192a85ac5f85f956378344f915e269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d366ef4d784008fc948447989088e2a3ab192a85ac5f85f956378344f915e269", kill_on_drop: false }`
[INFO] [stdout] d366ef4d784008fc948447989088e2a3ab192a85ac5f85f956378344f915e269
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 874165d44b90f1b025cc5b43ad84f6d148c7a38b5425c7e5138517f3718774fd
[INFO] running `Command { std: "docker" "start" "-a" "874165d44b90f1b025cc5b43ad84f6d148c7a38b5425c7e5138517f3718774fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling vanguard v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "874165d44b90f1b025cc5b43ad84f6d148c7a38b5425c7e5138517f3718774fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874165d44b90f1b025cc5b43ad84f6d148c7a38b5425c7e5138517f3718774fd", kill_on_drop: false }`
[INFO] [stdout] 874165d44b90f1b025cc5b43ad84f6d148c7a38b5425c7e5138517f3718774fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c4f1ac65a51840fbf52ce943c40a467ecb13af865c343ac87e83b4eafe5e79b
[INFO] running `Command { std: "docker" "start" "-a" "0c4f1ac65a51840fbf52ce943c40a467ecb13af865c343ac87e83b4eafe5e79b", kill_on_drop: false }`
[INFO] [stderr]    Compiling vanguard v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "0c4f1ac65a51840fbf52ce943c40a467ecb13af865c343ac87e83b4eafe5e79b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4f1ac65a51840fbf52ce943c40a467ecb13af865c343ac87e83b4eafe5e79b", kill_on_drop: false }`
[INFO] [stdout] 0c4f1ac65a51840fbf52ce943c40a467ecb13af865c343ac87e83b4eafe5e79b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68c60361202b63c3ef4fc1bc11f579c39eae63bf377aa271483e9bd6ddc03dde
[INFO] running `Command { std: "docker" "start" "-a" "68c60361202b63c3ef4fc1bc11f579c39eae63bf377aa271483e9bd6ddc03dde", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/vanguard-169d0eacbef7631b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "68c60361202b63c3ef4fc1bc11f579c39eae63bf377aa271483e9bd6ddc03dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c60361202b63c3ef4fc1bc11f579c39eae63bf377aa271483e9bd6ddc03dde", kill_on_drop: false }`
[INFO] [stdout] 68c60361202b63c3ef4fc1bc11f579c39eae63bf377aa271483e9bd6ddc03dde