[INFO] fetching crate metac 0.1.1...
[INFO] testing metac-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate metac 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate metac 0.1.1
[INFO] finished tweaking crates.io crate metac 0.1.1
[INFO] tweaked toml for crates.io crate metac 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metac 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 64 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dae8bed47b5d82b9c6d2e838254477fe98de80643a494be6e3b2d2cb0727c8d
[INFO] running `Command { std: "docker" "start" "-a" "0dae8bed47b5d82b9c6d2e838254477fe98de80643a494be6e3b2d2cb0727c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dae8bed47b5d82b9c6d2e838254477fe98de80643a494be6e3b2d2cb0727c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dae8bed47b5d82b9c6d2e838254477fe98de80643a494be6e3b2d2cb0727c8d", kill_on_drop: false }`
[INFO] [stdout] 0dae8bed47b5d82b9c6d2e838254477fe98de80643a494be6e3b2d2cb0727c8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2630c7fc1301a11d524db3bf00b37d322c8569b2b153fc8f6485c3b7839a9f7
[INFO] running `Command { std: "docker" "start" "-a" "a2630c7fc1301a11d524db3bf00b37d322c8569b2b153fc8f6485c3b7839a9f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling metac v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "a2630c7fc1301a11d524db3bf00b37d322c8569b2b153fc8f6485c3b7839a9f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2630c7fc1301a11d524db3bf00b37d322c8569b2b153fc8f6485c3b7839a9f7", kill_on_drop: false }`
[INFO] [stdout] a2630c7fc1301a11d524db3bf00b37d322c8569b2b153fc8f6485c3b7839a9f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a5e2b7a15fe95de6312f28694ea6f059c3c0914b25119dca184e815ada44d01
[INFO] running `Command { std: "docker" "start" "-a" "1a5e2b7a15fe95de6312f28694ea6f059c3c0914b25119dca184e815ada44d01", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling metac v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `invoked` is never read
[INFO] [stdout]    --> lib.rs:494:17
[INFO] [stdout]     |
[INFO] [stdout] 493 |         struct Eval {
[INFO] [stdout]     |                ---- field in this struct
[INFO] [stdout] 494 |             pub invoked: usize,
[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 28.57s
[INFO] running `Command { std: "docker" "inspect" "1a5e2b7a15fe95de6312f28694ea6f059c3c0914b25119dca184e815ada44d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a5e2b7a15fe95de6312f28694ea6f059c3c0914b25119dca184e815ada44d01", kill_on_drop: false }`
[INFO] [stdout] 1a5e2b7a15fe95de6312f28694ea6f059c3c0914b25119dca184e815ada44d01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 90aa0b9335d28f0da5665562d7112d7226301707999e150495057586168ab2e1
[INFO] running `Command { std: "docker" "start" "-a" "90aa0b9335d28f0da5665562d7112d7226301707999e150495057586168ab2e1", kill_on_drop: false }`
[INFO] [stderr] warning: field `invoked` is never read
[INFO] [stderr]    --> lib.rs:494:17
[INFO] [stderr]     |
[INFO] [stderr] 493 |         struct Eval {
[INFO] [stderr]     |                ---- field in this struct
[INFO] [stderr] 494 |             pub invoked: usize,
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `metac` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/metac-4a572018dc1bbb22)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test tests::empty_evaluate ... ok
[INFO] [stdout] test tests::empty_evaluate_very_short ... ok
[INFO] [stdout] test tests::empty_evaluate_very_long ... ok
[INFO] [stdout] test tests::empty_evaluate_with_subsistution ... ok
[INFO] [stdout] test tests::empty_nested_subcommand_parse ... ok
[INFO] [stdout] test tests::empty_parse ... ok
[INFO] [stdout] test tests::evaluator ... ok
[INFO] [stdout] test tests::fail_parse_dangling_open_parenthesis ... ok
[INFO] [stdout] test tests::empty_subcommand_parse ... ok
[INFO] [stdout] test tests::increment_evaluate ... ok
[INFO] [stdout] test tests::fail_parse_closing_parenthesis ... ok
[INFO] [stdout] test tests::fail_parse_too_long ... ok
[INFO] [stdout] test tests::empty_nested_subcommand_with_more_empty_parse ... ok
[INFO] [stdout] test tests::interpret_empty ... ok
[INFO] [stdout] test tests::basic_parse ... ok
[INFO] [stdout] test tests::interpret_multiple ... ok
[INFO] [stdout] test tests::interpret_unicode ... ok
[INFO] [stdout] test tests::interpret_whitespace ... ok
[INFO] [stdout] test tests::iterate_very_long ... ok
[INFO] [stderr]    Doc-tests metac
[INFO] [stdout] test tests::parse_unicode ... ok
[INFO] [stdout] test tests::parse_very_long ... ok
[INFO] [stdout] test tests::parse_weird_whitespace ... ok
[INFO] [stdout] test tests::partial_parse_error ... ok
[INFO] [stdout] test tests::partial_parse_error_complex ... ok
[INFO] [stdout] test tests::partial_parse_multi_line ... ok
[INFO] [stdout] test tests::partial_parse_single_line ... ok
[INFO] [stdout] test tests::partial_parse_multi_line_nested ... ok
[INFO] [stdout] test tests::premature_right_parentheses_discards_entire_line ... ok
[INFO] [stdout] test tests::recursive_evaluator ... ok
[INFO] [stdout] test tests::subcommand_parse ... ok
[INFO] [stdout] test tests::subcommand_parse_multiline ... ok
[INFO] [stdout] test tests::interpret_multiple_simple ... ok
[INFO] [stdout] test tests::parse_touching_nested_call ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lib.rs - (line 4) ... ok
[INFO] [stdout] test lib.rs - (line 75) ... ok
[INFO] [stdout] test lib.rs - (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "90aa0b9335d28f0da5665562d7112d7226301707999e150495057586168ab2e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90aa0b9335d28f0da5665562d7112d7226301707999e150495057586168ab2e1", kill_on_drop: false }`
[INFO] [stdout] 90aa0b9335d28f0da5665562d7112d7226301707999e150495057586168ab2e1