[INFO] fetching crate ast2str-lib 1.1.0...
[INFO] testing ast2str-lib-1.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ast2str-lib 1.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate ast2str-lib 1.1.0 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 ast2str-lib 1.1.0
[INFO] finished tweaking crates.io crate ast2str-lib 1.1.0
[INFO] tweaked toml for crates.io crate ast2str-lib 1.1.0 written to /workspace/builds/worker-15/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 78f007712944845953291a94aa2eb05c7a0ea4de6847da3655d957e4f362d3d1
[INFO] running `Command { std: "docker" "start" "-a" "78f007712944845953291a94aa2eb05c7a0ea4de6847da3655d957e4f362d3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78f007712944845953291a94aa2eb05c7a0ea4de6847da3655d957e4f362d3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78f007712944845953291a94aa2eb05c7a0ea4de6847da3655d957e4f362d3d1", kill_on_drop: false }`
[INFO] [stdout] 78f007712944845953291a94aa2eb05c7a0ea4de6847da3655d957e4f362d3d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] bfcaf52403a3d1797fbb67d218f3be24256a9de2689c1758be107ce33b20b7f6
[INFO] running `Command { std: "docker" "start" "-a" "bfcaf52403a3d1797fbb67d218f3be24256a9de2689c1758be107ce33b20b7f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ast2str-lib v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "bfcaf52403a3d1797fbb67d218f3be24256a9de2689c1758be107ce33b20b7f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfcaf52403a3d1797fbb67d218f3be24256a9de2689c1758be107ce33b20b7f6", kill_on_drop: false }`
[INFO] [stdout] bfcaf52403a3d1797fbb67d218f3be24256a9de2689c1758be107ce33b20b7f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] ebcd42f1bbc3d7daa5993bca7443e71621f8a01cd1714efc79caca0c2c8308ad
[INFO] running `Command { std: "docker" "start" "-a" "ebcd42f1bbc3d7daa5993bca7443e71621f8a01cd1714efc79caca0c2c8308ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling ast2str-lib v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "ebcd42f1bbc3d7daa5993bca7443e71621f8a01cd1714efc79caca0c2c8308ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebcd42f1bbc3d7daa5993bca7443e71621f8a01cd1714efc79caca0c2c8308ad", kill_on_drop: false }`
[INFO] [stdout] ebcd42f1bbc3d7daa5993bca7443e71621f8a01cd1714efc79caca0c2c8308ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 61a7801480c1e32e1671f2ab6478ea3b09692acd58f40909709d3ab3059195d7
[INFO] running `Command { std: "docker" "start" "-a" "61a7801480c1e32e1671f2ab6478ea3b09692acd58f40909709d3ab3059195d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ast2str_lib-19e02764dd3ba9f4)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test builder::tests::test_builder ... ok
[INFO] [stdout] test builder::tests::test_builder_with_custom_symbols ... 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 ast2str-lib
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/builder.rs - builder::TreeBuilder::display (line 91) ... ok
[INFO] [stdout] test src/builder.rs - builder::TreeBuilder::add_child (line 259) ... ok
[INFO] [stdout] test src/builder.rs - builder::TreeBuilder::option (line 142) ... ok
[INFO] [stdout] test src/builder.rs - builder::TreeBuilder::field (line 41) ... ok
[INFO] [stdout] test src/utils.rs - utils (line 5) ... ok
[INFO] [stdout] test src/builder.rs - builder::TreeBuilder::debug (line 114) ... ok
[INFO] [stdout] test src/builder.rs - builder::TreeBuilder::quoted (line 66) ... ok
[INFO] [stdout] test src/builder.rs - builder::print_ast_list_without_node_name (line 326) ... ok
[INFO] [stdout] test src/builder.rs - builder::format (line 373) ... ok
[INFO] [stdout] test src/builder.rs - builder::TreeBuilder::list (line 184) ... ok
[INFO] [stdout] test src/builder.rs - builder::TreeBuilder::list_map (line 224) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "61a7801480c1e32e1671f2ab6478ea3b09692acd58f40909709d3ab3059195d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a7801480c1e32e1671f2ab6478ea3b09692acd58f40909709d3ab3059195d7", kill_on_drop: false }`
[INFO] [stdout] 61a7801480c1e32e1671f2ab6478ea3b09692acd58f40909709d3ab3059195d7