[INFO] fetching crate pretty-logging 0.4.0...
[INFO] testing pretty-logging-0.4.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate pretty-logging 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate pretty-logging 0.4.0
[INFO] finished tweaking crates.io crate pretty-logging 0.4.0
[INFO] tweaked toml for crates.io crate pretty-logging 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pretty-logging 0.4.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pretty-logging 0.4.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.3.42
[INFO] [stderr]   Downloaded time-core v0.1.5
[INFO] [stderr]   Downloaded time-macros v0.2.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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] a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975
[INFO] running `Command { std: "docker" "start" "a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975", 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" "a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975", 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" "a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling time-core v0.1.5
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling time-macros v0.2.23
[INFO] [stderr]    Compiling time v0.3.42
[INFO] [stderr]    Compiling pretty-logging v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 7.43s
[INFO] running `Command { std: "docker" "inspect" "a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975", 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" "a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling pretty-logging v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975", 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" "a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/pretty_logging-a80b4d9ba410bb10)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pretty_logging
[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 2 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] test src/lib.rs - init (line 123) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:9:1
[INFO] [stdout]     |
[INFO] [stdout]   9 | pretty_logging::init(LevelFilter::Info, []);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `impl ToString` declared on the function `init`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type must implement `ToString`
[INFO] [stdout] note: required by a bound in `init`
[INFO] [stdout]    --> src/lib.rs:129:73
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub fn init(filter: LevelFilter, modules: impl IntoIterator<Item = impl ToString>) {
[INFO] [stdout]     |                                                                         ^^^^^^^^ required by this bound in `init`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - init (line 123) stdout ----
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:128:1
[INFO] [stdout]     |
[INFO] [stdout] 128 | pretty_logging::init(LevelFilter::Trace, []);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `impl ToString` declared on the function `init`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type must implement `ToString`
[INFO] [stdout] note: required by a bound in `init`
[INFO] [stdout]    --> src/lib.rs:129:73
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub fn init(filter: LevelFilter, modules: impl IntoIterator<Item = impl ToString>) {
[INFO] [stdout]     |                                                                         ^^^^^^^^ required by this bound in `init`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout]     src/lib.rs - init (line 123)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.25s; merged doctests compilation took 0.09s
[INFO] running `Command { std: "docker" "inspect" "a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975", kill_on_drop: false }`
[INFO] [stdout] a80ac331e9e24207021e56f294554b8d501ce5e231ebac98da8396cf84993975
