[INFO] fetching crate expression_format 1.1.3...
[INFO] testing expression_format-1.1.3 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate expression_format 1.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate expression_format 1.1.3 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate expression_format 1.1.3
[INFO] finished tweaking crates.io crate expression_format 1.1.3
[INFO] tweaked toml for crates.io crate expression_format 1.1.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8635c67f1d75e67970a211975a9d3db00357bdd324219de4dd0eb63784ffc8b1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8635c67f1d75e67970a211975a9d3db00357bdd324219de4dd0eb63784ffc8b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8635c67f1d75e67970a211975a9d3db00357bdd324219de4dd0eb63784ffc8b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8635c67f1d75e67970a211975a9d3db00357bdd324219de4dd0eb63784ffc8b1", kill_on_drop: false }`
[INFO] [stdout] 8635c67f1d75e67970a211975a9d3db00357bdd324219de4dd0eb63784ffc8b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4cd7d23a553c0401c765b1db6a21d815d3e1581ef5b0b1c5f35fc3b9d03ad235
[INFO] running `Command { std: "docker" "start" "-a" "4cd7d23a553c0401c765b1db6a21d815d3e1581ef5b0b1c5f35fc3b9d03ad235", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling expression_format_impl v1.1.1
[INFO] [stderr]    Compiling expression_format v1.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.53s
[INFO] running `Command { std: "docker" "inspect" "4cd7d23a553c0401c765b1db6a21d815d3e1581ef5b0b1c5f35fc3b9d03ad235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cd7d23a553c0401c765b1db6a21d815d3e1581ef5b0b1c5f35fc3b9d03ad235", kill_on_drop: false }`
[INFO] [stdout] 4cd7d23a553c0401c765b1db6a21d815d3e1581ef5b0b1c5f35fc3b9d03ad235
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 79e3df20d6dff7ec30c1f73ee2ba5b78de13051226a3da87ebf7c3b47101c20f
[INFO] running `Command { std: "docker" "start" "-a" "79e3df20d6dff7ec30c1f73ee2ba5b78de13051226a3da87ebf7c3b47101c20f", kill_on_drop: false }`
[INFO] [stderr]    Compiling expression_format v1.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]    --> src/lib.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |             x: i32,
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]    --> src/lib.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |             y: i32,
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "79e3df20d6dff7ec30c1f73ee2ba5b78de13051226a3da87ebf7c3b47101c20f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e3df20d6dff7ec30c1f73ee2ba5b78de13051226a3da87ebf7c3b47101c20f", kill_on_drop: false }`
[INFO] [stdout] 79e3df20d6dff7ec30c1f73ee2ba5b78de13051226a3da87ebf7c3b47101c20f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a64113dd5da3817d4c37f71dac22c90c210128738235262a4f423db7fbc1bea
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3a64113dd5da3817d4c37f71dac22c90c210128738235262a4f423db7fbc1bea", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `x`
[INFO] [stderr]    --> src/lib.rs:170:13
[INFO] [stderr]     |
[INFO] [stderr] 170 |             x: i32,
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `y`
[INFO] [stderr]    --> src/lib.rs:171:13
[INFO] [stderr]     |
[INFO] [stderr] 171 |             y: i32,
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `expression_format` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/expression_format-98a22ee282658435)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test tests::test_block_comment ... ok
[INFO] [stdout] test tests::test_sharp_x_with_width ... ok
[INFO] [stdout] test tests::test_line_comment ... ok
[INFO] [stdout] test tests::test_multiple_arguments ... ok
[INFO] [stdout] test tests::test_no_argument ... ok
[INFO] [stdout] test tests::test_single_argument ... ok
[INFO] [stdout] test tests::test_number_format_width ... ok
[INFO] [stdout] test tests::test_string ... ok
[INFO] [stdout] test tests::test_precission ... ok
[INFO] [stdout] test tests::test_struct_in_expression ... ok
[INFO] [stdout] test tests::test_raw_string ... ok
[INFO] [stdout] test tests::test_raw_string_with_depth ... ok
[INFO] [stdout] test tests::test_text_format_width ... ok
[INFO] [stdout] test tests::test_text_format_width_center_aligned ... ok
[INFO] [stdout] test tests::test_text_format_width_right_aligned ... ok
[INFO] [stderr]    Doc-tests expression_format
[INFO] [stdout] test tests::test_sign ... ok
[INFO] [stdout] test tests::test_function_with_lifetime ... ok
[INFO] [stdout] test tests::test_text_format_width_left_aligned ... ok
[INFO] [stdout] test tests::test_format_alignment_with_space ... ok
[INFO] [stdout] test tests::test_text_format_width_left_aligned_with_dash ... ok
[INFO] [stdout] test tests::test_sharp_x ... ok
[INFO] [stdout] test tests::test_format_alignment_with_quotes ... ok
[INFO] [stdout] test tests::test_format_alignment_with_char ... ok
[INFO] [stdout] test tests::test_escape_brackets ... ok
[INFO] [stdout] test tests::test_char ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - ex_format (line 85) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a64113dd5da3817d4c37f71dac22c90c210128738235262a4f423db7fbc1bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a64113dd5da3817d4c37f71dac22c90c210128738235262a4f423db7fbc1bea", kill_on_drop: false }`
[INFO] [stdout] 3a64113dd5da3817d4c37f71dac22c90c210128738235262a4f423db7fbc1bea