[INFO] fetching crate rbtw 2.0.1...
[INFO] testing rbtw-2.0.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rbtw 2.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rbtw 2.0.1
[INFO] finished tweaking crates.io crate rbtw 2.0.1
[INFO] tweaked toml for crates.io crate rbtw 2.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbtw 2.0.1 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 rbtw 2.0.1 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1299f805ff6dbea61f94fd0bca9e843949687b48839eeaf24916533df8621809
[INFO] running `Command { std: "docker" "start" "-a" "1299f805ff6dbea61f94fd0bca9e843949687b48839eeaf24916533df8621809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1299f805ff6dbea61f94fd0bca9e843949687b48839eeaf24916533df8621809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1299f805ff6dbea61f94fd0bca9e843949687b48839eeaf24916533df8621809", kill_on_drop: false }`
[INFO] [stdout] 1299f805ff6dbea61f94fd0bca9e843949687b48839eeaf24916533df8621809
[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=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] 21d872ee15c317835052b380fba8866b9c4e2d3eb45d2e00981f4ed13347d5d3
[INFO] running `Command { std: "docker" "start" "-a" "21d872ee15c317835052b380fba8866b9c4e2d3eb45d2e00981f4ed13347d5d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling ntapi v0.4.1
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling clap_builder v4.5.42
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling sudo v0.6.0
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling efi-loadopt v0.2.1
[INFO] [stderr]    Compiling efivar v2.0.0
[INFO] [stderr]    Compiling backtrace v0.3.75
[INFO] [stderr]    Compiling clap v4.5.42
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling color-eyre v0.6.5
[INFO] [stderr]    Compiling efivar v1.4.0
[INFO] [stderr]    Compiling efibootnext v0.5.0
[INFO] [stderr]    Compiling rbtw v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.88s
[INFO] running `Command { std: "docker" "inspect" "21d872ee15c317835052b380fba8866b9c4e2d3eb45d2e00981f4ed13347d5d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21d872ee15c317835052b380fba8866b9c4e2d3eb45d2e00981f4ed13347d5d3", kill_on_drop: false }`
[INFO] [stdout] 21d872ee15c317835052b380fba8866b9c4e2d3eb45d2e00981f4ed13347d5d3
[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=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] 5c3e4fd71f24dbf18bcb31c579919ed6033a880bee2a09d26ce2f56082bfa72d
[INFO] running `Command { std: "docker" "start" "-a" "5c3e4fd71f24dbf18bcb31c579919ed6033a880bee2a09d26ce2f56082bfa72d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbtw v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "5c3e4fd71f24dbf18bcb31c579919ed6033a880bee2a09d26ce2f56082bfa72d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3e4fd71f24dbf18bcb31c579919ed6033a880bee2a09d26ce2f56082bfa72d", kill_on_drop: false }`
[INFO] [stdout] 5c3e4fd71f24dbf18bcb31c579919ed6033a880bee2a09d26ce2f56082bfa72d
[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=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] d76c6cfd542195c32beae52ae1ce68131889089cbe60d4ef9ecbd0e3a4e148ac
[INFO] running `Command { std: "docker" "start" "-a" "d76c6cfd542195c32beae52ae1ce68131889089cbe60d4ef9ecbd0e3a4e148ac", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rbtw-c45f5d06df30856b)
[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" "d76c6cfd542195c32beae52ae1ce68131889089cbe60d4ef9ecbd0e3a4e148ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d76c6cfd542195c32beae52ae1ce68131889089cbe60d4ef9ecbd0e3a4e148ac", kill_on_drop: false }`
[INFO] [stdout] d76c6cfd542195c32beae52ae1ce68131889089cbe60d4ef9ecbd0e3a4e148ac