[INFO] fetching crate countio 0.2.19...
[INFO] testing countio-0.2.19 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate countio 0.2.19 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate countio 0.2.19
[INFO] finished tweaking crates.io crate countio 0.2.19
[INFO] tweaked toml for crates.io crate countio 0.2.19 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate countio 0.2.19 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[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] d07f39af6445a7ac878610a44bc468a24a475314d380e6581352aa3fea4f5f74
[INFO] running `Command { std: "docker" "start" "-a" "d07f39af6445a7ac878610a44bc468a24a475314d380e6581352aa3fea4f5f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d07f39af6445a7ac878610a44bc468a24a475314d380e6581352aa3fea4f5f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d07f39af6445a7ac878610a44bc468a24a475314d380e6581352aa3fea4f5f74", kill_on_drop: false }`
[INFO] [stdout] d07f39af6445a7ac878610a44bc468a24a475314d380e6581352aa3fea4f5f74
[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] e4202ef84c7f94e2732ede124f284c6009e250a729b1a5fe83fbe21d9cc9b3d5
[INFO] running `Command { std: "docker" "start" "-a" "e4202ef84c7f94e2732ede124f284c6009e250a729b1a5fe83fbe21d9cc9b3d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling countio v0.2.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "e4202ef84c7f94e2732ede124f284c6009e250a729b1a5fe83fbe21d9cc9b3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4202ef84c7f94e2732ede124f284c6009e250a729b1a5fe83fbe21d9cc9b3d5", kill_on_drop: false }`
[INFO] [stdout] e4202ef84c7f94e2732ede124f284c6009e250a729b1a5fe83fbe21d9cc9b3d5
[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] d0c2199e1b426e47bd493aa618b736402f39510d3cd6f7657962c2920d151930
[INFO] running `Command { std: "docker" "start" "-a" "d0c2199e1b426e47bd493aa618b736402f39510d3cd6f7657962c2920d151930", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling futures-test v0.3.31
[INFO] [stderr]    Compiling countio v0.2.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.89s
[INFO] running `Command { std: "docker" "inspect" "d0c2199e1b426e47bd493aa618b736402f39510d3cd6f7657962c2920d151930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c2199e1b426e47bd493aa618b736402f39510d3cd6f7657962c2920d151930", kill_on_drop: false }`
[INFO] [stdout] d0c2199e1b426e47bd493aa618b736402f39510d3cd6f7657962c2920d151930
[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] 66f6a848cbc46138824f2b7b5aba512f8c6cef723cb97b472fa592afcb34dc6d
[INFO] running `Command { std: "docker" "start" "-a" "66f6a848cbc46138824f2b7b5aba512f8c6cef723cb97b472fa592afcb34dc6d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/countio-4f560a5c8d73c23b)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test counter::stdlib::test::debug ... ok
[INFO] [stdout] test counter::stdlib::test::reader ... ok
[INFO] [stdout] test counter::stdlib::test::buf_reader ... ok
[INFO] [stdout] test counter::stdlib::test::writer ... ok
[INFO] [stderr]    Doc-tests countio
[INFO] [stdout] test counter::tests::inner ... ok
[INFO] [stdout] test counter::tests::from ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test lib.rs - (line 34) ... ok
[INFO] [stdout] test lib.rs - (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66f6a848cbc46138824f2b7b5aba512f8c6cef723cb97b472fa592afcb34dc6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f6a848cbc46138824f2b7b5aba512f8c6cef723cb97b472fa592afcb34dc6d", kill_on_drop: false }`
[INFO] [stdout] 66f6a848cbc46138824f2b7b5aba512f8c6cef723cb97b472fa592afcb34dc6d