[INFO] fetching crate rusty_algo 0.2.0...
[INFO] testing rusty_algo-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rusty_algo 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rusty_algo 0.2.0
[INFO] finished tweaking crates.io crate rusty_algo 0.2.0
[INFO] tweaked toml for crates.io crate rusty_algo 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_algo 0.2.0 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 rusty_algo 0.2.0 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0623997f00d70054699785f749cd9c56f87e556c0676a2ad65b7a2c79a8ba66b
[INFO] running `Command { std: "docker" "start" "-a" "0623997f00d70054699785f749cd9c56f87e556c0676a2ad65b7a2c79a8ba66b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0623997f00d70054699785f749cd9c56f87e556c0676a2ad65b7a2c79a8ba66b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0623997f00d70054699785f749cd9c56f87e556c0676a2ad65b7a2c79a8ba66b", kill_on_drop: false }`
[INFO] [stdout] 0623997f00d70054699785f749cd9c56f87e556c0676a2ad65b7a2c79a8ba66b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f31c6b71109dfe4fb2eb46ced2466c5dd070bd9f7f76ac6fea60b3f140141585
[INFO] running `Command { std: "docker" "start" "-a" "f31c6b71109dfe4fb2eb46ced2466c5dd070bd9f7f76ac6fea60b3f140141585", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_algo v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "f31c6b71109dfe4fb2eb46ced2466c5dd070bd9f7f76ac6fea60b3f140141585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31c6b71109dfe4fb2eb46ced2466c5dd070bd9f7f76ac6fea60b3f140141585", kill_on_drop: false }`
[INFO] [stdout] f31c6b71109dfe4fb2eb46ced2466c5dd070bd9f7f76ac6fea60b3f140141585
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de04b1227bdb8654f90aaa819d1eecf2312e1254d260dd486876e709d8654212
[INFO] running `Command { std: "docker" "start" "-a" "de04b1227bdb8654f90aaa819d1eecf2312e1254d260dd486876e709d8654212", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]    Compiling libc v0.2.157
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling plotters-backend v0.3.6
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling clap_builder v4.5.15
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling plotters-svg v0.3.6
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling plotters v0.3.6
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap v4.5.16
[INFO] [stderr]    Compiling serde_derive v1.0.208
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling rusty_algo v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.68s
[INFO] running `Command { std: "docker" "inspect" "de04b1227bdb8654f90aaa819d1eecf2312e1254d260dd486876e709d8654212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de04b1227bdb8654f90aaa819d1eecf2312e1254d260dd486876e709d8654212", kill_on_drop: false }`
[INFO] [stdout] de04b1227bdb8654f90aaa819d1eecf2312e1254d260dd486876e709d8654212
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3c6b02407eac44d8396f294bf0a4ff56c4c1e3bc640f68d94b61663bab0615b
[INFO] running `Command { std: "docker" "start" "-a" "f3c6b02407eac44d8396f294bf0a4ff56c4c1e3bc640f68d94b61663bab0615b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_algo-dac022b2a8a8fc58)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test sorting::tests::test_insertion_sort_i32 ... ok
[INFO] [stdout] test sorting::tests::test_insertion_sort_string ... ok
[INFO] [stdout] test sorting::tests::test_merge_sort_i32 ... ok
[INFO] [stdout] test sorting::tests::test_merge_sort_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rusty_algo-b4ac9d86d1d4e838)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests rusty_algo
[INFO] [stdout] test book::chapter2::tests::test_insertion_sort ... ok
[INFO] [stdout] test book::chapter2::tests::test_sort ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/sorting.rs - sorting (line 13) ... ok
[INFO] [stdout] test src/sorting.rs - sorting (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f3c6b02407eac44d8396f294bf0a4ff56c4c1e3bc640f68d94b61663bab0615b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c6b02407eac44d8396f294bf0a4ff56c4c1e3bc640f68d94b61663bab0615b", kill_on_drop: false }`
[INFO] [stdout] f3c6b02407eac44d8396f294bf0a4ff56c4c1e3bc640f68d94b61663bab0615b