[INFO] fetching crate prologue_logger 0.1.0...
[INFO] testing prologue_logger-0.1.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate prologue_logger 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate prologue_logger 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate prologue_logger 0.1.0
[INFO] tweaked toml for crates.io crate prologue_logger 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prologue_logger 0.1.0 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] crate crates.io crate prologue_logger 0.1.0 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" "+1.100.0-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-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc
[INFO] running `Command { std: "docker" "start" "517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc", 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" "517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc" "/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" "517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc", 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" "517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling prologue_logger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: named argument `len` is not used by name
[INFO] [stdout]   --> src/internals.rs:36:47
[INFO] [stdout]    |
[INFO] [stdout] 36 |             StyledObject(format!("{: >len$}", len = len))
[INFO] [stdout]    |                                   ---------   ^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   this formatting argument uses named argument `len` by position
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 36 |             StyledObject(format!("{len: >len$}", len = len))
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Title` is never constructed
[INFO] [stdout]   --> src/internals.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct Title<T: Display>(pub T);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc", 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" "517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling prologue_logger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: named argument `len` is not used by name
[INFO] [stdout]   --> src/internals.rs:36:47
[INFO] [stdout]    |
[INFO] [stdout] 36 |             StyledObject(format!("{: >len$}", len = len))
[INFO] [stdout]    |                                   ---------   ^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   this formatting argument uses named argument `len` by position
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 36 |             StyledObject(format!("{len: >len$}", len = len))
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Title` is never constructed
[INFO] [stdout]   --> src/internals.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct Title<T: Display>(pub T);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `len` is not used by name
[INFO] [stdout]   --> src/internals.rs:36:47
[INFO] [stdout]    |
[INFO] [stdout] 36 |             StyledObject(format!("{: >len$}", len = len))
[INFO] [stdout]    |                                   ---------   ^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   this formatting argument uses named argument `len` by position
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 36 |             StyledObject(format!("{len: >len$}", len = len))
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Title` is never constructed
[INFO] [stdout]   --> src/internals.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct Title<T: Display>(pub T);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc", 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" "517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: named argument `len` is not used by name
[INFO] [stderr]   --> src/internals.rs:36:47
[INFO] [stderr]    |
[INFO] [stderr] 36 |             StyledObject(format!("{: >len$}", len = len))
[INFO] [stderr]    |                                   ---------   ^^^ this named argument is referred to by position in formatting string
[INFO] [stderr]    |                                   |
[INFO] [stderr]    |                                   this formatting argument uses named argument `len` by position
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stderr] help: use the named argument by name to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 36 |             StyledObject(format!("{len: >len$}", len = len))
[INFO] [stderr]    |                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Title` is never constructed
[INFO] [stderr]   --> src/internals.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub struct Title<T: Display>(pub T);
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `prologue_logger` (lib) generated 2 warnings
[INFO] [stderr] warning: `prologue_logger` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/prologue_logger/4565a9fad611a8a0/out/prologue_logger-4565a9fad611a8a0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prologue_logger
[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 45 tests
[INFO] [stdout] test src/lib.rs - (line 235) ... ignored
[INFO] [stdout] test src/lib.rs - (line 44) ... ignored
[INFO] [stdout] test src/lib.rs - Entry::new_error (line 964) ... ok
[INFO] [stdout] test src/lib.rs - Entry::new_help (line 1045) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::annotate_err (line 614) ... ok
[INFO] [stdout] test src/lib.rs - Entry::new_warning (line 991) ... ok
[INFO] [stdout] test src/lib.rs - Entry::log_to_target (line 1190) ... ok
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] test src/lib.rs - (line 119) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::annotate_err (line 640) ... ok
[INFO] [stdout] test src/lib.rs - Entry::new_note (line 1018) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::annotate_help (line 774) ... ok
[INFO] [stdout] test src/lib.rs - Entry::named_source (line 1120) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::annotate_note (line 747) ... ok
[INFO] [stdout] test src/lib.rs - Entry::log_to_prologue_logger (line 1211) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::annotate_help (line 801) ... ok
[INFO] [stdout] test src/lib.rs - Entry::source (line 1075) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::finish (line 885) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::annotate_note (line 720) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::discard (line 906) ... ok
[INFO] [stdout] test src/lib.rs - (line 159) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::new_line (line 589) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::annotate_warn (line 693) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::note (line 824) ... ok
[INFO] [stdout] test src/lib.rs - PrologueLogger::add_target (line 1965) ... ok
[INFO] [stdout] test src/lib.rs - Target::error_count (line 1594) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::annotate_warn (line 667) ... ok
[INFO] [stdout] test src/lib.rs - MultiEntry::log_to_target (line 1369) ... ok
[INFO] [stdout] test src/lib.rs - EntrySourceBuilder::help (line 856) ... ok
[INFO] [stdout] test src/lib.rs - PrologueLogger::target_list (line 1919) ... ok
[INFO] [stdout] test src/lib.rs - Target::if_errors (line 1702) ... ok
[INFO] [stdout] test src/lib.rs - MultiEntry::log_to_prologue_logger (line 1395) ... ok
[INFO] [stdout] test src/lib.rs - PrologueLogger::find_target (line 1898) ... ok
[INFO] [stdout] test src/lib.rs - PrologueLogger::create_target (line 1949) ... ok
[INFO] [stdout] test src/lib.rs - MultiEntry::entry (line 1274) ... ok
[INFO] [stdout] test src/lib.rs - Target::warning_count (line 1571) ... ok
[INFO] [stdout] test src/lib.rs - Target::if_warnings (line 1670) ... ok
[INFO] [stdout] test src/lib.rs - Task (line 1427) ... ok
[INFO] [stdout] test src/lib.rs - Target::name (line 1559) ... ok
[INFO] [stdout] test src/lib.rs - TargetList::add_target (line 1805) ... ok
[INFO] [stdout] test src/lib.rs - TargetList::find (line 1757) ... ok
[INFO] [stdout] test src/lib.rs - Task::log_to_prologue_logger (line 1480) ... ok
[INFO] [stdout] test src/lib.rs - TargetList::create_target (line 1784) ... ok
[INFO] [stdout] test src/lib.rs - Task::log_to_target (line 1458) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 43 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 2.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc", kill_on_drop: false }`
[INFO] [stdout] 517b9eaf4761deffe541a860023a6ac4864842631c2ba6f7633e19d87dd77acc
