[INFO] fetching crate exec_logger 0.1.1...
[INFO] testing exec_logger-0.1.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate exec_logger 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate exec_logger 0.1.1
[INFO] finished tweaking crates.io crate exec_logger 0.1.1
[INFO] tweaked toml for crates.io crate exec_logger 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate exec_logger 0.1.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to highest compatible versions
[INFO] [stderr]       Adding whoami v1.6.1 (available: v2.1.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3
[INFO] running `Command { std: "docker" "start" "ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.23
[INFO] [stderr]    Compiling whoami v1.6.1
[INFO] [stderr]    Compiling arc-swap v1.9.3
[INFO] [stderr]    Compiling exec_logger v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling exec_logger v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/integration_test.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     log::initialize(config);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let _ = log::initialize(config);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/integration_test.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         log::initialize(config);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let _ = log::initialize(config);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/integration_test.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     log::initialize(config);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let _ = log::initialize(config);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/integration_test.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     log::initialize(config);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let _ = log::initialize(config);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/integration_test.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     log::initialize(config);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let _ = log::initialize(config);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/integration_test.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         log::initialize(config);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 85 |         let _ = log::initialize(config);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/integration_test.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     log::initialize(config);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let _ = log::initialize(config);
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/integration_test.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     log::initialize(config);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let _ = log::initialize(config);
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `exec_logger` (test "integration_test") generated 4 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/exec_logger/c8d30003fced91cb/out/exec_logger-c8d30003fced91cb)
[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/integration_test.rs (/opt/rustwide/target/release/build/exec_logger/9564edbf680acade/out/integration_test-9564edbf680acade)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_config ... ok
[INFO] [stdout] test test_log ... FAILED
[INFO] [stdout] test test_custom_level ... ok
[INFO] [stdout] test test_level_severity ... ok
[INFO] [stderr] error: test failed, to rerun pass `--test integration_test`
[INFO] [stdout] test test_multiple_initialization ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_log stdout ----
[INFO] [stdout] Config created = LoggerConfiguration { log_dir: "test_files", file_extension: "LOG", days_stored: Some(7), executions_stored: Some(5), filter_log_level: Some(Info), exe_name: "integration_test-9564edbf680acade", system_name: "ef72d0ce1a73", user_name: "root", message_format: None, timestamp_format: None }
[INFO] [stdout] Logger not initialized
[INFO] [stdout] Logger not initialized
[INFO] [stdout] Logger not initialized
[INFO] [stdout] Logger not initialized
[INFO] [stdout] Logger not initialized
[INFO] [stdout] 
[INFO] [stdout] thread 'test_log' (235) panicked at tests/integration_test.rs:46:50:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5cfffc770b71 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5cfffc78580a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5cfffc77555c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5cfffc74ab46 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5cfffc767e29 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5cfffc6e31e0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5cfffc767fe2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5cfffc74ac24 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5cfffc743029 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5cfffc74b90d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5cfffc785f3c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5cfffc785f02 - core[a373ad73a504971]::panicking::panic
[INFO] [stdout]   12:     0x5cfffc785cb9 - core[a373ad73a504971]::option::unwrap_failed
[INFO] [stdout]   13:     0x5cfffc6d64d2 - <integration_test[422d297e940e31e4]::test_log::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x5cfffc6d662b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   15:     0x5cfffc6e3805 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   16:     0x5cfffc6dd0f4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x5cfffc6e6892 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x5cfffc76fd2f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7e8c2ebb2dfa - <unknown>
[INFO] [stdout]   20:     0x7e8c2ec463d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_log
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3", kill_on_drop: false }`
[INFO] [stdout] ef72d0ce1a73e6e0ca9e135c7463fe3c5fd123d35e2f943dd792da21c78a38c3
