[INFO] fetching crate rbtw 2.0.1...
[INFO] testing rbtw-2.0.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rbtw 2.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbtw 2.0.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb3890c9375252ae9e3f5aa64009c991f91f29c1a42a1c22f17bfcc879c712cc
[INFO] running `Command { std: "docker" "start" "-a" "cb3890c9375252ae9e3f5aa64009c991f91f29c1a42a1c22f17bfcc879c712cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb3890c9375252ae9e3f5aa64009c991f91f29c1a42a1c22f17bfcc879c712cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb3890c9375252ae9e3f5aa64009c991f91f29c1a42a1c22f17bfcc879c712cc", kill_on_drop: false }`
[INFO] [stdout] cb3890c9375252ae9e3f5aa64009c991f91f29c1a42a1c22f17bfcc879c712cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62d7e2f5e058be9f06dbd49d75256443ec9b063c4e1efd3005f41c0f486c85c9
[INFO] running `Command { std: "docker" "start" "-a" "62d7e2f5e058be9f06dbd49d75256443ec9b063c4e1efd3005f41c0f486c85c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling ntapi v0.4.1
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling sudo v0.6.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling clap_builder v4.5.42
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling addr2line v0.24.2
[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 failure v0.1.8
[INFO] [stderr]    Compiling color-eyre v0.6.5
[INFO] [stderr]    Compiling clap v4.5.42
[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 12.74s
[INFO] running `Command { std: "docker" "inspect" "62d7e2f5e058be9f06dbd49d75256443ec9b063c4e1efd3005f41c0f486c85c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d7e2f5e058be9f06dbd49d75256443ec9b063c4e1efd3005f41c0f486c85c9", kill_on_drop: false }`
[INFO] [stdout] 62d7e2f5e058be9f06dbd49d75256443ec9b063c4e1efd3005f41c0f486c85c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5c1e641559521f6a3b7772ce0f6aa331c40c93abc60b4b79f98200c416ed45e
[INFO] running `Command { std: "docker" "start" "-a" "c5c1e641559521f6a3b7772ce0f6aa331c40c93abc60b4b79f98200c416ed45e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbtw v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "c5c1e641559521f6a3b7772ce0f6aa331c40c93abc60b4b79f98200c416ed45e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c1e641559521f6a3b7772ce0f6aa331c40c93abc60b4b79f98200c416ed45e", kill_on_drop: false }`
[INFO] [stdout] c5c1e641559521f6a3b7772ce0f6aa331c40c93abc60b4b79f98200c416ed45e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63dc8209a213e5232fce48cd55dc07d3a1252468f8570af8ae2bb1479c60123e
[INFO] running `Command { std: "docker" "start" "-a" "63dc8209a213e5232fce48cd55dc07d3a1252468f8570af8ae2bb1479c60123e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[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" "63dc8209a213e5232fce48cd55dc07d3a1252468f8570af8ae2bb1479c60123e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63dc8209a213e5232fce48cd55dc07d3a1252468f8570af8ae2bb1479c60123e", kill_on_drop: false }`
[INFO] [stdout] 63dc8209a213e5232fce48cd55dc07d3a1252468f8570af8ae2bb1479c60123e