[INFO] fetching crate simple_file_logger 0.3.1...
[INFO] testing simple_file_logger-0.3.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate simple_file_logger 0.3.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate simple_file_logger 0.3.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_file_logger 0.3.1
[INFO] finished tweaking crates.io crate simple_file_logger 0.3.1
[INFO] tweaked toml for crates.io crate simple_file_logger 0.3.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 532a238c3a559095419ff05da37b96d4ec08ec0346aea500c585bf07f197fdb3
[INFO] running `Command { std: "docker" "start" "-a" "532a238c3a559095419ff05da37b96d4ec08ec0346aea500c585bf07f197fdb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "532a238c3a559095419ff05da37b96d4ec08ec0346aea500c585bf07f197fdb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "532a238c3a559095419ff05da37b96d4ec08ec0346aea500c585bf07f197fdb3", kill_on_drop: false }`
[INFO] [stdout] 532a238c3a559095419ff05da37b96d4ec08ec0346aea500c585bf07f197fdb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95a5e65639b9436ac852f4f53bc97bcffe61a2dfb98facb994fcc106aa81313a
[INFO] running `Command { std: "docker" "start" "-a" "95a5e65639b9436ac852f4f53bc97bcffe61a2dfb98facb994fcc106aa81313a", kill_on_drop: false }`
[INFO] [stderr]    Compiling iana-time-zone v0.1.59
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling flexi_logger v0.24.2
[INFO] [stderr]    Compiling simple_file_logger v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "95a5e65639b9436ac852f4f53bc97bcffe61a2dfb98facb994fcc106aa81313a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95a5e65639b9436ac852f4f53bc97bcffe61a2dfb98facb994fcc106aa81313a", kill_on_drop: false }`
[INFO] [stdout] 95a5e65639b9436ac852f4f53bc97bcffe61a2dfb98facb994fcc106aa81313a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c80b978d6b1001c45b91b66214323f61f6208b2ed0c82463b10d19967d6419e7
[INFO] running `Command { std: "docker" "start" "-a" "c80b978d6b1001c45b91b66214323f61f6208b2ed0c82463b10d19967d6419e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_file_logger v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         $crate::init_logger($program_name, $crate::LogLevel::Info);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96 |         init_logger!("my_app");
[INFO] [stdout]    |         ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `init_logger` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let _ = $crate::init_logger($program_name, $crate::LogLevel::Info);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "c80b978d6b1001c45b91b66214323f61f6208b2ed0c82463b10d19967d6419e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c80b978d6b1001c45b91b66214323f61f6208b2ed0c82463b10d19967d6419e7", kill_on_drop: false }`
[INFO] [stdout] c80b978d6b1001c45b91b66214323f61f6208b2ed0c82463b10d19967d6419e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0fd8ae7d2fec6b373b5ba0bcb95072f613bdfce6803b6c25243f367e1442c4ac
[INFO] running `Command { std: "docker" "start" "-a" "0fd8ae7d2fec6b373b5ba0bcb95072f613bdfce6803b6c25243f367e1442c4ac", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/lib.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         $crate::init_logger($program_name, $crate::LogLevel::Info);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 96 |         init_logger!("my_app");
[INFO] [stderr]    |         ---------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `init_logger` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 69 |         let _ = $crate::init_logger($program_name, $crate::LogLevel::Info);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `simple_file_logger` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_file_logger-62b587be569e6973)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_get_log_path ... ok
[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 simple_file_logger
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - init_logger (line 58) ... FAILED
[INFO] [stdout] test src/lib.rs - init_logger (line 25) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - init_logger (line 58) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `log`
[INFO] [stdout]  --> src/lib.rs:61:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::info;
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `log`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `info`
[INFO] [stdout]  --> src/lib.rs:64:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | info!("Hello, world!");
[INFO] [stdout]   | ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - init_logger (line 25) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `log`
[INFO] [stdout]  --> src/lib.rs:28:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::info;
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `log`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `info`
[INFO] [stdout]  --> src/lib.rs:31:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | info!("Hello, world!");
[INFO] [stdout]   | ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - init_logger (line 25)
[INFO] [stdout]     src/lib.rs - init_logger (line 58)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0fd8ae7d2fec6b373b5ba0bcb95072f613bdfce6803b6c25243f367e1442c4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd8ae7d2fec6b373b5ba0bcb95072f613bdfce6803b6c25243f367e1442c4ac", kill_on_drop: false }`
[INFO] [stdout] 0fd8ae7d2fec6b373b5ba0bcb95072f613bdfce6803b6c25243f367e1442c4ac
