[INFO] cloning repository https://github.com/jieyouxu/custom-difficulties-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jieyouxu/custom-difficulties-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjieyouxu%2Fcustom-difficulties-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjieyouxu%2Fcustom-difficulties-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cc59be196931d992f40aa077a0abd47e0627fbb
[INFO] testing jieyouxu/custom-difficulties-playground against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjieyouxu%2Fcustom-difficulties-playground" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/jieyouxu/custom-difficulties-playground
[INFO] finished tweaking git repo https://github.com/jieyouxu/custom-difficulties-playground
[INFO] tweaked toml for git repo https://github.com/jieyouxu/custom-difficulties-playground written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jieyouxu/custom-difficulties-playground on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jieyouxu/custom-difficulties-playground 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84246f65e3445a1ccb0bf81f4f2d13311475c72bbef85388373998be738d1da5
[INFO] running `Command { std: "docker" "start" "-a" "84246f65e3445a1ccb0bf81f4f2d13311475c72bbef85388373998be738d1da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84246f65e3445a1ccb0bf81f4f2d13311475c72bbef85388373998be738d1da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84246f65e3445a1ccb0bf81f4f2d13311475c72bbef85388373998be738d1da5", kill_on_drop: false }`
[INFO] [stdout] 84246f65e3445a1ccb0bf81f4f2d13311475c72bbef85388373998be738d1da5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1c020b1422d3ff5a8f20d8b06a147bb0e6e8adeca8064bb8945750f82896ed9
[INFO] running `Command { std: "docker" "start" "-a" "e1c020b1422d3ff5a8f20d8b06a147bb0e6e8adeca8064bb8945750f82896ed9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling cc v1.0.103
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling gimli v0.29.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling serde_json v1.0.118
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling smawk v0.3.2
[INFO] [stderr]    Compiling is_ci v1.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling textwrap v0.16.1
[INFO] [stderr]    Compiling supports-color v3.0.0
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling object v0.36.1
[INFO] [stderr]    Compiling owo-colors v4.0.0
[INFO] [stderr]    Compiling supports-unicode v3.0.0
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling supports-hyperlinks v3.0.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling backtrace v0.3.73
[INFO] [stderr]    Compiling terminal_size v0.3.0
[INFO] [stderr]    Compiling addr2line v0.22.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling miette-derive v7.2.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling backtrace-ext v0.2.1
[INFO] [stderr]    Compiling miette v7.2.0
[INFO] [stderr]    Compiling custom-difficulties-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.48s
[INFO] running `Command { std: "docker" "inspect" "e1c020b1422d3ff5a8f20d8b06a147bb0e6e8adeca8064bb8945750f82896ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c020b1422d3ff5a8f20d8b06a147bb0e6e8adeca8064bb8945750f82896ed9", kill_on_drop: false }`
[INFO] [stdout] e1c020b1422d3ff5a8f20d8b06a147bb0e6e8adeca8064bb8945750f82896ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33a2cbd0ed66da324490d8d724d40a0c444b358e37932059307ac8022f08eb21
[INFO] running `Command { std: "docker" "start" "-a" "33a2cbd0ed66da324490d8d724d40a0c444b358e37932059307ac8022f08eb21", kill_on_drop: false }`
[INFO] [stderr]    Compiling custom-difficulties-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "33a2cbd0ed66da324490d8d724d40a0c444b358e37932059307ac8022f08eb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33a2cbd0ed66da324490d8d724d40a0c444b358e37932059307ac8022f08eb21", kill_on_drop: false }`
[INFO] [stdout] 33a2cbd0ed66da324490d8d724d40a0c444b358e37932059307ac8022f08eb21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d3a95f64aca07c5bf8d357346bbaa1340786a2c3c9fcb488071fd29d4e6a96c
[INFO] running `Command { std: "docker" "start" "-a" "0d3a95f64aca07c5bf8d357346bbaa1340786a2c3c9fcb488071fd29d4e6a96c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/custom_difficulties_playground-8f32c9ec18c63a79)
[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" "0d3a95f64aca07c5bf8d357346bbaa1340786a2c3c9fcb488071fd29d4e6a96c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3a95f64aca07c5bf8d357346bbaa1340786a2c3c9fcb488071fd29d4e6a96c", kill_on_drop: false }`
[INFO] [stdout] 0d3a95f64aca07c5bf8d357346bbaa1340786a2c3c9fcb488071fd29d4e6a96c
