[INFO] fetching crate polymath-rs 0.1.2...
[INFO] testing polymath-rs-0.1.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate polymath-rs 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate polymath-rs 0.1.2
[INFO] finished tweaking crates.io crate polymath-rs 0.1.2
[INFO] tweaked toml for crates.io crate polymath-rs 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polymath-rs 0.1.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a00c3d5d766c868b1ef5738d371f8da26ff6d7facce4ef345db7b43068c1a75
[INFO] running `Command { std: "docker" "start" "-a" "5a00c3d5d766c868b1ef5738d371f8da26ff6d7facce4ef345db7b43068c1a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a00c3d5d766c868b1ef5738d371f8da26ff6d7facce4ef345db7b43068c1a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a00c3d5d766c868b1ef5738d371f8da26ff6d7facce4ef345db7b43068c1a75", kill_on_drop: false }`
[INFO] [stdout] 5a00c3d5d766c868b1ef5738d371f8da26ff6d7facce4ef345db7b43068c1a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9020342dd1777122a1b87c1c8ee22a3419961b25a3abe0f99d453497de07f69c
[INFO] running `Command { std: "docker" "start" "-a" "9020342dd1777122a1b87c1c8ee22a3419961b25a3abe0f99d453497de07f69c", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling polymath-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tokens/mod.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn tokenize(text: &str) -> Vec<Token> {
[INFO] [stdout]    |                       ^^^^         ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn tokenize(text: &str) -> Vec<Token<'_>> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.56s
[INFO] running `Command { std: "docker" "inspect" "9020342dd1777122a1b87c1c8ee22a3419961b25a3abe0f99d453497de07f69c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9020342dd1777122a1b87c1c8ee22a3419961b25a3abe0f99d453497de07f69c", kill_on_drop: false }`
[INFO] [stdout] 9020342dd1777122a1b87c1c8ee22a3419961b25a3abe0f99d453497de07f69c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75197036c81a636bbe3707cb8d441aaccca9c5f022c24eb02029d8417cb32ab1
[INFO] running `Command { std: "docker" "start" "-a" "75197036c81a636bbe3707cb8d441aaccca9c5f022c24eb02029d8417cb32ab1", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tokens/mod.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn tokenize(text: &str) -> Vec<Token> {
[INFO] [stdout]    |                       ^^^^         ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn tokenize(text: &str) -> Vec<Token<'_>> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling polymath-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tokens/mod.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn tokenize(text: &str) -> Vec<Token> {
[INFO] [stdout]    |                       ^^^^         ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn tokenize(text: &str) -> Vec<Token<'_>> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "75197036c81a636bbe3707cb8d441aaccca9c5f022c24eb02029d8417cb32ab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75197036c81a636bbe3707cb8d441aaccca9c5f022c24eb02029d8417cb32ab1", kill_on_drop: false }`
[INFO] [stdout] 75197036c81a636bbe3707cb8d441aaccca9c5f022c24eb02029d8417cb32ab1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0865eeee540365988233e7471a3174d9bcd942098bf3a9e62e488ea20ef11a33
[INFO] running `Command { std: "docker" "start" "-a" "0865eeee540365988233e7471a3174d9bcd942098bf3a9e62e488ea20ef11a33", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] 
[INFO] [stderr]   --> src/tokens/mod.rs:35:23
[INFO] [stdout] running 20 tests
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn tokenize(text: &str) -> Vec<Token> {
[INFO] [stderr]    |                       ^^^^         ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn tokenize(text: &str) -> Vec<Token<'_>> {
[INFO] [stderr]    |                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `polymath-rs` (lib) generated 1 warning (run `cargo fix --lib -p polymath-rs` to apply 1 suggestion)
[INFO] [stderr] warning: `polymath-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polymath_rs-abc4e35c54734df6)
[INFO] [stdout] test test::test_frac ... ok
[INFO] [stdout] test test::test_div_symbol ... ok
[INFO] [stdout] test test::test_function ... ok
[INFO] [stdout] test test::test_fuzz_1 ... ok
[INFO] [stdout] test test::test_operations ... ok
[INFO] [stdout] test test::test_fuzz_2 ... ok
[INFO] [stdout] test test::test_parse1 ... ok
[INFO] [stdout] test test::test_parse_group ... ok
[INFO] [stdout] test test::test_fuzz_3 ... ok
[INFO] [stdout] test test::test_ubrace_with_appended_expression ... ok
[INFO] [stdout] test test::test_table_bar ... ok
[INFO] [stdout] test test::test_recusrsive_matrices ... ok
[INFO] [stdout] test test::test_root ... ok
[INFO] [stdout] test test::test_sum ... ok
[INFO] [stdout] test test::test_ubrace_with_nested_group ... ok
[INFO] [stdout] test test::test_fuzz_4 ... ok
[INFO] [stdout] test test::test_table_complex ... ok
[INFO] [stdout] test test::test_vector ... ok
[INFO] [stdout] test test::test_text ... ok
[INFO] [stdout] test test::test_vector_sum ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polymath_rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0865eeee540365988233e7471a3174d9bcd942098bf3a9e62e488ea20ef11a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0865eeee540365988233e7471a3174d9bcd942098bf3a9e62e488ea20ef11a33", kill_on_drop: false }`
[INFO] [stdout] 0865eeee540365988233e7471a3174d9bcd942098bf3a9e62e488ea20ef11a33