[INFO] fetching crate z157 2.0.1...
[INFO] testing z157-2.0.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate z157 2.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate z157 2.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate z157 2.0.1
[INFO] tweaked toml for crates.io crate z157 2.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate z157 2.0.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate z157 2.0.1 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc0e3373356c9d52a5da237818b93b5b9b49afb3c7f1319198c04ecb966be2e4
[INFO] running `Command { std: "docker" "start" "-a" "bc0e3373356c9d52a5da237818b93b5b9b49afb3c7f1319198c04ecb966be2e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc0e3373356c9d52a5da237818b93b5b9b49afb3c7f1319198c04ecb966be2e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc0e3373356c9d52a5da237818b93b5b9b49afb3c7f1319198c04ecb966be2e4", kill_on_drop: false }`
[INFO] [stdout] bc0e3373356c9d52a5da237818b93b5b9b49afb3c7f1319198c04ecb966be2e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6b621d6745754ce479778ac77e7f800b4a821e5d2d4587fe7c18648ebabf513
[INFO] running `Command { std: "docker" "start" "-a" "c6b621d6745754ce479778ac77e7f800b4a821e5d2d4587fe7c18648ebabf513", kill_on_drop: false }`
[INFO] [stderr]    Compiling ego-tree v0.10.0
[INFO] [stderr]    Compiling winnow v0.7.3
[INFO] [stderr]    Compiling z157 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `UnparsableRef` is never constructed
[INFO] [stdout]    --> src/tree.rs:393:12
[INFO] [stdout]     |
[INFO] [stdout] 393 | pub struct UnparsableRef {
[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 1.79s
[INFO] running `Command { std: "docker" "inspect" "c6b621d6745754ce479778ac77e7f800b4a821e5d2d4587fe7c18648ebabf513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6b621d6745754ce479778ac77e7f800b4a821e5d2d4587fe7c18648ebabf513", kill_on_drop: false }`
[INFO] [stdout] c6b621d6745754ce479778ac77e7f800b4a821e5d2d4587fe7c18648ebabf513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c018b33bf006be871e165f9fb339a987a0efd0c6d52b571141ae22c0d51c4adf
[INFO] running `Command { std: "docker" "start" "-a" "c018b33bf006be871e165f9fb339a987a0efd0c6d52b571141ae22c0d51c4adf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling clap_builder v4.5.30
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling is-terminal v0.4.15
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stdout] warning: struct `UnparsableRef` is never constructed
[INFO] [stdout]    --> src/tree.rs:393:12
[INFO] [stdout]     |
[INFO] [stdout] 393 | pub struct UnparsableRef {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap v4.5.30
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling z157 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `UnparsableRef` is never constructed
[INFO] [stdout]    --> src/tree.rs:393:12
[INFO] [stdout]     |
[INFO] [stdout] 393 | pub struct UnparsableRef {
[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 15.97s
[INFO] running `Command { std: "docker" "inspect" "c018b33bf006be871e165f9fb339a987a0efd0c6d52b571141ae22c0d51c4adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c018b33bf006be871e165f9fb339a987a0efd0c6d52b571141ae22c0d51c4adf", kill_on_drop: false }`
[INFO] [stdout] c018b33bf006be871e165f9fb339a987a0efd0c6d52b571141ae22c0d51c4adf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89265638d58b77e89aaa094f62b02706f91542cb11fedcea5a0539ccac0d3dd6
[INFO] running `Command { std: "docker" "start" "-a" "89265638d58b77e89aaa094f62b02706f91542cb11fedcea5a0539ccac0d3dd6", kill_on_drop: false }`
[INFO] [stderr] warning: struct `UnparsableRef` is never constructed
[INFO] [stderr]    --> src/tree.rs:393:12
[INFO] [stderr]     |
[INFO] [stderr] 393 | pub struct UnparsableRef {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `z157` (lib) generated 1 warning
[INFO] [stderr] warning: `z157` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/z157-3c9814e2fc43d4d8)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test parser::tests::test_field_name ... ok
[INFO] [stdout] test parser::tests::test_empty_fields_fail ... ok
[INFO] [stdout] test parser::tests::test_fields ... ok
[INFO] [stdout] test str_range::tests::test_index ... ok
[INFO] [stdout] test str_range::tests::test_new ... ok
[INFO] [stdout] test tests::test_can_index ... ok
[INFO] [stdout] test tree::tests::test_children_works ... ok
[INFO] [stdout] test tree::tests::test_ego_tree_root_is_excluded_from_walk ... ok
[INFO] [stdout] test tree::tests::test_field_walk_works ... ok
[INFO] [stdout] test tree::tests::test_leaves_works ... ok
[INFO] [stdout] test tree::tests::test_parent ... ok
[INFO] [stdout] test tests::test_benchmark_input_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests z157
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/str_range.rs - str_range (line 19) ... ignored
[INFO] [stdout] test src/str_range.rs - str_range (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/tree.rs - tree::Field<'p>::parent (line 314) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<'_>::index (line 254) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<'_>::leaves (line 279) ... ok
[INFO] [stdout] test src/tree.rs - tree::Field<'p>::path (line 353) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "89265638d58b77e89aaa094f62b02706f91542cb11fedcea5a0539ccac0d3dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89265638d58b77e89aaa094f62b02706f91542cb11fedcea5a0539ccac0d3dd6", kill_on_drop: false }`
[INFO] [stdout] 89265638d58b77e89aaa094f62b02706f91542cb11fedcea5a0539ccac0d3dd6