[INFO] fetching crate vollerei 0.1.7...
[INFO] testing vollerei-0.1.7 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate vollerei 0.1.7 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate vollerei 0.1.7
[INFO] finished tweaking crates.io crate vollerei 0.1.7
[INFO] tweaked toml for crates.io crate vollerei 0.1.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vollerei 0.1.7 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 crates.io crate vollerei 0.1.7 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] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 89df9754dc1ba6924f1f334791ec163e86b06da2178ecc62523ff4046d9d647e
[INFO] running `Command { std: "docker" "start" "-a" "89df9754dc1ba6924f1f334791ec163e86b06da2178ecc62523ff4046d9d647e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89df9754dc1ba6924f1f334791ec163e86b06da2178ecc62523ff4046d9d647e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89df9754dc1ba6924f1f334791ec163e86b06da2178ecc62523ff4046d9d647e", kill_on_drop: false }`
[INFO] [stdout] 89df9754dc1ba6924f1f334791ec163e86b06da2178ecc62523ff4046d9d647e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 47678419680bff85fbbae2e28be366fc1f582bd20d874b60971a9e76c5c376b5
[INFO] running `Command { std: "docker" "start" "-a" "47678419680bff85fbbae2e28be366fc1f582bd20d874b60971a9e76c5c376b5", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling vollerei v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.90s
[INFO] running `Command { std: "docker" "inspect" "47678419680bff85fbbae2e28be366fc1f582bd20d874b60971a9e76c5c376b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47678419680bff85fbbae2e28be366fc1f582bd20d874b60971a9e76c5c376b5", kill_on_drop: false }`
[INFO] [stdout] 47678419680bff85fbbae2e28be366fc1f582bd20d874b60971a9e76c5c376b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7ae439d94ea0223abee7e88f6ec07ba678ea22896a75b5e65a7a34d5b7a1821d
[INFO] running `Command { std: "docker" "start" "-a" "7ae439d94ea0223abee7e88f6ec07ba678ea22896a75b5e65a7a34d5b7a1821d", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling vollerei v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "7ae439d94ea0223abee7e88f6ec07ba678ea22896a75b5e65a7a34d5b7a1821d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ae439d94ea0223abee7e88f6ec07ba678ea22896a75b5e65a7a34d5b7a1821d", kill_on_drop: false }`
[INFO] [stdout] 7ae439d94ea0223abee7e88f6ec07ba678ea22896a75b5e65a7a34d5b7a1821d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 70e974b71cf3c0b63fc90d63f337adcf6e0d434f547f80d105868c085e4aa76c
[INFO] running `Command { std: "docker" "start" "-a" "70e974b71cf3c0b63fc90d63f337adcf6e0d434f547f80d105868c085e4aa76c", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vollerei-895a86867ad7d6b6)
[INFO] [stderr]    Doc-tests vollerei
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/logger.rs - logger::Logger (line 18) ... FAILED
[INFO] [stdout] test src/logger.rs - logger::Logger::debug (line 80) ... FAILED
[INFO] [stdout] test src/logger.rs - logger::Logger::warn (line 125) ... FAILED
[INFO] [stdout] test src/logger.rs - logger::Logger::error (line 149) ... FAILED
[INFO] [stdout] test src/logger.rs - logger::Logger::critical (line 172) ... FAILED
[INFO] [stdout] test src/logger.rs - logger::Logger::info (line 102) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/logger.rs - logger::Logger (line 18) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Logger` in this scope
[INFO] [stdout]   --> src/logger.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | let logger = Logger::new();
[INFO] [stdout]    |              ^^^^^^ use of undeclared type `Logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/logger.rs - logger::Logger::debug (line 80) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Logger` in this scope
[INFO] [stdout]   --> src/logger.rs:81:14
[INFO] [stdout]    |
[INFO] [stdout] 81 | let logger = Logger::new();
[INFO] [stdout]    |              ^^^^^^ use of undeclared type `Logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/logger.rs - logger::Logger::warn (line 125) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Logger` in this scope
[INFO] [stdout]    --> src/logger.rs:126:14
[INFO] [stdout]     |
[INFO] [stdout] 126 | let logger = Logger::new();
[INFO] [stdout]     |              ^^^^^^ use of undeclared type `Logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/logger.rs - logger::Logger::error (line 149) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Logger` in this scope
[INFO] [stdout]    --> src/logger.rs:150:14
[INFO] [stdout]     |
[INFO] [stdout] 150 | let logger = Logger::new();
[INFO] [stdout]     |              ^^^^^^ use of undeclared type `Logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/logger.rs - logger::Logger::critical (line 172) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Logger` in this scope
[INFO] [stdout]    --> src/logger.rs:173:14
[INFO] [stdout]     |
[INFO] [stdout] 173 | let logger = Logger::new();
[INFO] [stdout]     |              ^^^^^^ use of undeclared type `Logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/logger.rs - logger::Logger::info (line 102) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Logger` in this scope
[INFO] [stdout]    --> src/logger.rs:103:14
[INFO] [stdout]     |
[INFO] [stdout] 103 | let logger = Logger::new();
[INFO] [stdout]     |              ^^^^^^ use of undeclared type `Logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/logger.rs - logger::Logger (line 18)
[INFO] [stdout]     src/logger.rs - logger::Logger::critical (line 172)
[INFO] [stdout]     src/logger.rs - logger::Logger::debug (line 80)
[INFO] [stdout]     src/logger.rs - logger::Logger::error (line 149)
[INFO] [stdout]     src/logger.rs - logger::Logger::info (line 102)
[INFO] [stdout]     src/logger.rs - logger::Logger::warn (line 125)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "70e974b71cf3c0b63fc90d63f337adcf6e0d434f547f80d105868c085e4aa76c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70e974b71cf3c0b63fc90d63f337adcf6e0d434f547f80d105868c085e4aa76c", kill_on_drop: false }`
[INFO] [stdout] 70e974b71cf3c0b63fc90d63f337adcf6e0d434f547f80d105868c085e4aa76c
