[INFO] fetching crate rlex 0.1.15...
[INFO] testing rlex-0.1.15 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate rlex 0.1.15 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rlex 0.1.15
[INFO] finished tweaking crates.io crate rlex 0.1.15
[INFO] tweaked toml for crates.io crate rlex 0.1.15 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rlex 0.1.15 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95bf1ecf84351c71d3c31ffad377f47ab1279b42ec8ca5e9ba06d7d977cbd458
[INFO] running `Command { std: "docker" "start" "-a" "95bf1ecf84351c71d3c31ffad377f47ab1279b42ec8ca5e9ba06d7d977cbd458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95bf1ecf84351c71d3c31ffad377f47ab1279b42ec8ca5e9ba06d7d977cbd458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95bf1ecf84351c71d3c31ffad377f47ab1279b42ec8ca5e9ba06d7d977cbd458", kill_on_drop: false }`
[INFO] [stdout] 95bf1ecf84351c71d3c31ffad377f47ab1279b42ec8ca5e9ba06d7d977cbd458
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60359d44953fdd69652853d214b48e499a6642bc97c1349b1af33585123ba096
[INFO] running `Command { std: "docker" "start" "-a" "60359d44953fdd69652853d214b48e499a6642bc97c1349b1af33585123ba096", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlex v0.1.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `State` is never used
[INFO] [stdout]    --> src/lib.rs:541:6
[INFO] [stdout]     |
[INFO] [stdout] 541 | enum State {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]    --> src/lib.rs:548:6
[INFO] [stdout]     |
[INFO] [stdout] 548 | enum Token {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "60359d44953fdd69652853d214b48e499a6642bc97c1349b1af33585123ba096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60359d44953fdd69652853d214b48e499a6642bc97c1349b1af33585123ba096", kill_on_drop: false }`
[INFO] [stdout] 60359d44953fdd69652853d214b48e499a6642bc97c1349b1af33585123ba096
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6600e08955b99d78640f96c7809f1b68742ab30674545a7862d4829d3e52715
[INFO] running `Command { std: "docker" "start" "-a" "c6600e08955b99d78640f96c7809f1b68742ab30674545a7862d4829d3e52715", kill_on_drop: false }`
[INFO] [stdout] warning: enum `State` is never used
[INFO] [stdout]    --> src/lib.rs:541:6
[INFO] [stdout]     |
[INFO] [stdout] 541 | enum State {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]    --> src/lib.rs:548:6
[INFO] [stdout]     |
[INFO] [stdout] 548 | enum Token {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rlex v0.1.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Closed` is never constructed
[INFO] [stdout]    --> src/lib.rs:544:5
[INFO] [stdout]     |
[INFO] [stdout] 541 | enum State {
[INFO] [stdout]     |      ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 544 |     Closed,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Tok3` is never constructed
[INFO] [stdout]    --> src/lib.rs:551:5
[INFO] [stdout]     |
[INFO] [stdout] 548 | enum Token {
[INFO] [stdout]     |      ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 551 |     Tok3,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "c6600e08955b99d78640f96c7809f1b68742ab30674545a7862d4829d3e52715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6600e08955b99d78640f96c7809f1b68742ab30674545a7862d4829d3e52715", kill_on_drop: false }`
[INFO] [stdout] c6600e08955b99d78640f96c7809f1b68742ab30674545a7862d4829d3e52715
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d2ec47ae64841adc999f7fc9ead68b3f22076d77a2ab31ea56f1bcefe29ef5c
[INFO] running `Command { std: "docker" "start" "-a" "9d2ec47ae64841adc999f7fc9ead68b3f22076d77a2ab31ea56f1bcefe29ef5c", kill_on_drop: false }`
[INFO] [stderr] warning: enum `State` is never used
[INFO] [stderr]    --> src/lib.rs:541:6
[INFO] [stderr]     |
[INFO] [stderr] 541 | enum State {
[INFO] [stderr]     |      ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Token` is never used
[INFO] [stderr]    --> src/lib.rs:548:6
[INFO] [stderr]     |
[INFO] [stderr] 548 | enum Token {
[INFO] [stderr]     |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rlex` (lib) generated 2 warnings
[INFO] [stderr] warning: variant `Closed` is never constructed
[INFO] [stderr]    --> src/lib.rs:544:5
[INFO] [stderr]     |
[INFO] [stderr] 541 | enum State {
[INFO] [stderr]     |      ----- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 544 |     Closed,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Tok3` is never constructed
[INFO] [stderr]    --> src/lib.rs:551:5
[INFO] [stderr]     |
[INFO] [stderr] 548 | enum Token {
[INFO] [stderr]     |      ----- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 551 |     Tok3,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `rlex` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rlex-de998ab529e000a9)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::test_rlex_collect ... ok
[INFO] [stdout] test tests::test_rlex_is_in_quote ... ok
[INFO] [stdout] test tests::test_rlex_next_until_and_prev_until ... ok
[INFO] [stdout] test tests::test_rlex_next_and_prev ... ok
[INFO] [stdout] test tests::test_rlex_peek ... ok
[INFO] [stdout] test tests::test_rlex_peek_back ... ok
[INFO] [stdout] test tests::test_rlex_peek_by ... ok
[INFO] [stdout] test tests::test_rlex_peek_back_by ... ok
[INFO] [stdout] test tests::test_rlex_state ... ok
[INFO] [stdout] test tests::test_rlex_surrounding_comparisons ... ok
[INFO] [stdout] test tests::test_src ... ok
[INFO] [stdout] test tests::test_tokens ... ok
[INFO] [stdout] test tests::test_rlex_str_from ... ok
[INFO] [stdout] test tests::test_trace ... ok
[INFO] [stdout] test tests::test_rlex_at_start_and_at_end ... ok
[INFO] [stdout] test tests::test_rlex_next_by ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rlex
[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" "9d2ec47ae64841adc999f7fc9ead68b3f22076d77a2ab31ea56f1bcefe29ef5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d2ec47ae64841adc999f7fc9ead68b3f22076d77a2ab31ea56f1bcefe29ef5c", kill_on_drop: false }`
[INFO] [stdout] 9d2ec47ae64841adc999f7fc9ead68b3f22076d77a2ab31ea56f1bcefe29ef5c