[INFO] fetching crate rimplog 0.1.3...
[INFO] testing rimplog-0.1.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rimplog 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rimplog 0.1.3
[INFO] finished tweaking crates.io crate rimplog 0.1.3
[INFO] tweaked toml for crates.io crate rimplog 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rimplog 0.1.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 66 packages to latest compatible versions
[INFO] [stderr]       Adding colored v2.2.0 (available: v3.1.1)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8777b7e53367d1b7277b7bfb32f3489ccfb3dc3a6f5fa458d24e832daa866bce
[INFO] running `Command { std: "docker" "start" "-a" "8777b7e53367d1b7277b7bfb32f3489ccfb3dc3a6f5fa458d24e832daa866bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8777b7e53367d1b7277b7bfb32f3489ccfb3dc3a6f5fa458d24e832daa866bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8777b7e53367d1b7277b7bfb32f3489ccfb3dc3a6f5fa458d24e832daa866bce", kill_on_drop: false }`
[INFO] [stdout] 8777b7e53367d1b7277b7bfb32f3489ccfb3dc3a6f5fa458d24e832daa866bce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e5e31ccf342a9667858468c24f747b33a3e9c2a8fea61cf247fc9704f343a254
[INFO] running `Command { std: "docker" "start" "-a" "e5e31ccf342a9667858468c24f747b33a3e9c2a8fea61cf247fc9704f343a254", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling jiff v0.2.24
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_filter v1.0.1
[INFO] [stderr]    Compiling env_logger v0.11.10
[INFO] [stderr]    Compiling rimplog v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `Command { std: "docker" "inspect" "e5e31ccf342a9667858468c24f747b33a3e9c2a8fea61cf247fc9704f343a254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e31ccf342a9667858468c24f747b33a3e9c2a8fea61cf247fc9704f343a254", kill_on_drop: false }`
[INFO] [stdout] e5e31ccf342a9667858468c24f747b33a3e9c2a8fea61cf247fc9704f343a254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ca2bb23da913636a81b68b2da270443e6dec78aba902b53ece95b353c3cb569a
[INFO] running `Command { std: "docker" "start" "-a" "ca2bb23da913636a81b68b2da270443e6dec78aba902b53ece95b353c3cb569a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rimplog v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "ca2bb23da913636a81b68b2da270443e6dec78aba902b53ece95b353c3cb569a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca2bb23da913636a81b68b2da270443e6dec78aba902b53ece95b353c3cb569a", kill_on_drop: false }`
[INFO] [stdout] ca2bb23da913636a81b68b2da270443e6dec78aba902b53ece95b353c3cb569a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fd0f42e82c91add09e07e02fd01602ec79dbdc832aec2ed0f7904232e38bfb35
[INFO] running `Command { std: "docker" "start" "-a" "fd0f42e82c91add09e07e02fd01602ec79dbdc832aec2ed0f7904232e38bfb35", 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/rimplog-a53c3612424ce6a0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_logger_builder_default ... ok
[INFO] [stderr] 2026-04-27 00:26:40 ERROR [tests::test_init_logger] [src/lib.rs:292] This is an error message
[INFO] [stderr] 2026-04-27 00:26:40 WARN  [tests::test_init_logger] [src/lib.rs:293] This is a warning message
[INFO] [stderr] 2026-04-27 00:26:40 INFO  [tests::test_init_logger] [src/lib.rs:294] This is an info message
[INFO] [stderr] 2026-04-27 00:26:40 DEBUG [tests::test_init_logger] [src/lib.rs:295] This is a debug message
[INFO] [stderr] 2026-04-27 00:26:40 TRACE [tests::test_init_logger] [src/lib.rs:296] This is a trace message
[INFO] [stderr] 2026-04-27 00:26:40 INFO  [tests::test_init_logger] [src/lib.rs:298] Test passed
[INFO] [stdout] test tests::test_init_logger ... 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] [stderr]    Doc-tests rimplog
[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" "fd0f42e82c91add09e07e02fd01602ec79dbdc832aec2ed0f7904232e38bfb35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd0f42e82c91add09e07e02fd01602ec79dbdc832aec2ed0f7904232e38bfb35", kill_on_drop: false }`
[INFO] [stdout] fd0f42e82c91add09e07e02fd01602ec79dbdc832aec2ed0f7904232e38bfb35
