[INFO] cloning repository https://github.com/chenzhc/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chenzhc/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenzhc%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenzhc%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7695a4ad782e63ee8a56f4e5983e779049766283
[INFO] testing chenzhc/minigrep against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenzhc%2Fminigrep" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chenzhc/minigrep
[INFO] finished tweaking git repo https://github.com/chenzhc/minigrep
[INFO] tweaked toml for git repo https://github.com/chenzhc/minigrep written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chenzhc/minigrep on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chenzhc/minigrep 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typemap-ors v1.0.0
[INFO] [stderr]   Downloaded thread-id v5.0.0
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded destructure_traitobject v0.2.0
[INFO] [stderr]   Downloaded mock_instant v0.6.0
[INFO] [stderr]   Downloaded unsafe-any-ors v1.0.0
[INFO] [stderr]   Downloaded log4rs v1.4.0
[INFO] [stderr]   Downloaded syn v2.0.107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97fe8a23ad8787b96250da42387e6c26b8fc44df4a346227417ca30d4f74f8a1
[INFO] running `Command { std: "docker" "start" "-a" "97fe8a23ad8787b96250da42387e6c26b8fc44df4a346227417ca30d4f74f8a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97fe8a23ad8787b96250da42387e6c26b8fc44df4a346227417ca30d4f74f8a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97fe8a23ad8787b96250da42387e6c26b8fc44df4a346227417ca30d4f74f8a1", kill_on_drop: false }`
[INFO] [stdout] 97fe8a23ad8787b96250da42387e6c26b8fc44df4a346227417ca30d4f74f8a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a47e6a436c6ce70957b11f32d1d17bb7c7cda0f86662c3f8b2c7f70165e18608
[INFO] running `Command { std: "docker" "start" "-a" "a47e6a436c6ce70957b11f32d1d17bb7c7cda0f86662c3f8b2c7f70165e18608", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling mock_instant v0.6.0
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]    Compiling unsafe-any-ors v1.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling typemap-ors v1.0.0
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling flate2 v1.1.4
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling thread-id v5.0.0
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling log4rs v1.4.0
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.80s
[INFO] running `Command { std: "docker" "inspect" "a47e6a436c6ce70957b11f32d1d17bb7c7cda0f86662c3f8b2c7f70165e18608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a47e6a436c6ce70957b11f32d1d17bb7c7cda0f86662c3f8b2c7f70165e18608", kill_on_drop: false }`
[INFO] [stdout] a47e6a436c6ce70957b11f32d1d17bb7c7cda0f86662c3f8b2c7f70165e18608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e91fef87f2c7ac76b008e9508e83f39bad01ebb1970fb8c1d67f900cee231365
[INFO] running `Command { std: "docker" "start" "-a" "e91fef87f2c7ac76b008e9508e83f39bad01ebb1970fb8c1d67f900cee231365", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "e91fef87f2c7ac76b008e9508e83f39bad01ebb1970fb8c1d67f900cee231365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e91fef87f2c7ac76b008e9508e83f39bad01ebb1970fb8c1d67f900cee231365", kill_on_drop: false }`
[INFO] [stdout] e91fef87f2c7ac76b008e9508e83f39bad01ebb1970fb8c1d67f900cee231365
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ceae1dba9d05337da443ae0f91a5093b1b6e41781d0416c30a6b00c1934770d2
[INFO] running `Command { std: "docker" "start" "-a" "ceae1dba9d05337da443ae0f91a5093b1b6e41781d0416c30a6b00c1934770d2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minigrep-42e34915c646fa23)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/minigrep-6088d6c0044cc41f)
[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] [stderr]      Running tests/my_lib_test.rs (/opt/rustwide/target/debug/deps/my_lib_test-8fc017f2842c2668)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test case_insensitive ... ok
[INFO] [stdout] test case_sensitive ... ok
[INFO] [stderr] log4rs: error deserializing appender file: Read-only file system (os error 30)
[INFO] [stderr] log4rs: error deserializing appender requests: Read-only file system (os error 30)
[INFO] [stderr] log4rs: Reference to nonexistent appender: `requests`
[INFO] [stdout] 2026-01-27 07:35:32 INFO tests/my_lib_test.rs:15 - ["safe, fast, productive."]
[INFO] [stdout] test fn_one_result_test01 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minigrep
[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" "ceae1dba9d05337da443ae0f91a5093b1b6e41781d0416c30a6b00c1934770d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceae1dba9d05337da443ae0f91a5093b1b6e41781d0416c30a6b00c1934770d2", kill_on_drop: false }`
[INFO] [stdout] ceae1dba9d05337da443ae0f91a5093b1b6e41781d0416c30a6b00c1934770d2
