[INFO] fetching crate render-tree 0.1.1...
[INFO] testing render-tree-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate render-tree 0.1.1 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate render-tree 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate render-tree 0.1.1
[INFO] finished tweaking crates.io crate render-tree 0.1.1
[INFO] tweaked toml for crates.io crate render-tree 0.1.1 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty_env_logger v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42e89966de1a7c73122193eefbaac05ad1d9a623e53c84749c344273a595ce6b
[INFO] running `Command { std: "docker" "start" "-a" "42e89966de1a7c73122193eefbaac05ad1d9a623e53c84749c344273a595ce6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42e89966de1a7c73122193eefbaac05ad1d9a623e53c84749c344273a595ce6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e89966de1a7c73122193eefbaac05ad1d9a623e53c84749c344273a595ce6b", kill_on_drop: false }`
[INFO] [stdout] 42e89966de1a7c73122193eefbaac05ad1d9a623e53c84749c344273a595ce6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcfbea26a6f4e9987fd715dbb782be4e3c92369ed80c07415d9db11a6fff8dab
[INFO] running `Command { std: "docker" "start" "-a" "dcfbea26a6f4e9987fd715dbb782be4e3c92369ed80c07415d9db11a6fff8dab", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling render-tree v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/stylesheet/accumulator.rs:101:10
[INFO] [stdout]     |
[INFO] [stdout] 101 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "dcfbea26a6f4e9987fd715dbb782be4e3c92369ed80c07415d9db11a6fff8dab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcfbea26a6f4e9987fd715dbb782be4e3c92369ed80c07415d9db11a6fff8dab", kill_on_drop: false }`
[INFO] [stdout] dcfbea26a6f4e9987fd715dbb782be4e3c92369ed80c07415d9db11a6fff8dab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b667df51242e97f9fb7da0b29331405045435cacbfcc03dcd01150ff5d5c295e
[INFO] running `Command { std: "docker" "start" "-a" "b667df51242e97f9fb7da0b29331405045435cacbfcc03dcd01150ff5d5c295e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/stylesheet/accumulator.rs:101:10
[INFO] [stdout]     |
[INFO] [stdout] 101 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling pretty_env_logger v0.2.5
[INFO] [stderr]    Compiling render-tree v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/stylesheet/accumulator.rs:101:10
[INFO] [stdout]     |
[INFO] [stdout] 101 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.08s
[INFO] running `Command { std: "docker" "inspect" "b667df51242e97f9fb7da0b29331405045435cacbfcc03dcd01150ff5d5c295e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b667df51242e97f9fb7da0b29331405045435cacbfcc03dcd01150ff5d5c295e", kill_on_drop: false }`
[INFO] [stdout] b667df51242e97f9fb7da0b29331405045435cacbfcc03dcd01150ff5d5c295e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7fab8c0f4eee97d0526e2587a3ad07cce59e5dadb1465b9d9203ed71c89ea139
[INFO] running `Command { std: "docker" "start" "-a" "7fab8c0f4eee97d0526e2587a3ad07cce59e5dadb1465b9d9203ed71c89ea139", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/stylesheet/accumulator.rs:101:10
[INFO] [stderr]     |
[INFO] [stderr] 101 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `render-tree` (lib) generated 1 warning
[INFO] [stderr] warning: `render-tree` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/render_tree-62283886e6a1d926)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test helpers::tests::test_join ... ok
[INFO] [stdout] test component::tests::test_inline_component ... ok
[INFO] [stdout] test component::tests::test_block_component ... ok
[INFO] [stdout] test component::tests::test_once_block_component ... ok
[INFO] [stdout] test helpers::tests::test_each ... ok
[INFO] [stdout] test stylesheet::tests::test_priority ... ok
[INFO] [stdout] test stylesheet::tests::test_basic_with_typed_style ... ok
[INFO] [stdout] test macros::tests::basic_usage ... ok
[INFO] [stdout] test stylesheet::tests::test_basic_lookup ... ok
[INFO] [stdout] test stylesheet::tests::test_star ... ok
[INFO] [stdout] test stylesheet::tests::test_glob_with_typed_style ... ok
[INFO] [stdout] test stylesheet::tests::test_glob_matches_no_segments ... ok
[INFO] [stdout] test stylesheet::tests::test_star_with_typed_style ... ok
[INFO] [stdout] test stylesheet::tests::test_glob_matches_no_segments_with_typed_style ... ok
[INFO] [stdout] test stylesheet::tests::test_priority_with_typed_style ... ok
[INFO] [stdout] test stylesheet::tests::test_trailing_glob_is_terminal_and_matches_nothing ... ok
[INFO] [stdout] test stylesheet::tests::test_trailing_glob_is_terminal ... ok
[INFO] [stderr]    Doc-tests render-tree
[INFO] [stdout] test stylesheet::tests::test_glob ... ok
[INFO] [stdout] test stylesheet::tests::test_trailing_glob_is_terminal_with_typed_styles ... ok
[INFO] [stdout] test stylesheet::tests::test_trailing_glob_is_terminal_and_matches_nothing_with_typed_style ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/stylesheet/accumulator.rs:101:10
[INFO] [stderr]     |
[INFO] [stderr] 101 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/document.rs - document::Document (line 20) ... ok
[INFO] [stdout] test src/macros.rs - tree (line 41) ... ok
[INFO] [stdout] test src/helpers.rs - helpers::Each (line 49) ... ok
[INFO] [stdout] test src/component.rs - component::RenderComponent (line 121) ... ok
[INFO] [stdout] test src/helpers.rs - helpers::Join (line 198) ... ok
[INFO] [stdout] test src/document.rs - document::Document (line 46) ... ok
[INFO] [stdout] test src/stylesheet/mod.rs - stylesheet::Stylesheet::add (line 343) ... ok
[INFO] [stdout] test src/lib.rs - (line 91) ... ok
[INFO] [stdout] test src/stylesheet/mod.rs - stylesheet::Stylesheet::get (line 372) ... ok
[INFO] [stdout] test src/render.rs - render::Render (line 15) ... ok
[INFO] [stdout] test src/helpers.rs - helpers::Each (line 28) ... ok
[INFO] [stdout] test src/macros.rs - tree (line 130) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/macros.rs - tree (line 78) ... ok
[INFO] [stdout] test src/macros.rs - tree (line 7) ... ok
[INFO] [stdout] test src/stylesheet/mod.rs - stylesheet::Stylesheet::add (line 355) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 153) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.78s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7fab8c0f4eee97d0526e2587a3ad07cce59e5dadb1465b9d9203ed71c89ea139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fab8c0f4eee97d0526e2587a3ad07cce59e5dadb1465b9d9203ed71c89ea139", kill_on_drop: false }`
[INFO] [stdout] 7fab8c0f4eee97d0526e2587a3ad07cce59e5dadb1465b9d9203ed71c89ea139