[INFO] fetching crate rlex 0.1.15...
[INFO] testing rlex-0.1.15 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate rlex 0.1.15 into /workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rlex 0.1.15 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 522d3e1f446086900c59568d6afe43acad041893abb3b6da3ae042b6466e842f
[INFO] running `Command { std: "docker" "start" "-a" "522d3e1f446086900c59568d6afe43acad041893abb3b6da3ae042b6466e842f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "522d3e1f446086900c59568d6afe43acad041893abb3b6da3ae042b6466e842f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522d3e1f446086900c59568d6afe43acad041893abb3b6da3ae042b6466e842f", kill_on_drop: false }`
[INFO] [stdout] 522d3e1f446086900c59568d6afe43acad041893abb3b6da3ae042b6466e842f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51c3b93e28b665c4c82df6761551014d9be53cdeffc4a2efe3f022fb65ff8ee9
[INFO] running `Command { std: "docker" "start" "-a" "51c3b93e28b665c4c82df6761551014d9be53cdeffc4a2efe3f022fb65ff8ee9", 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 0.43s
[INFO] running `Command { std: "docker" "inspect" "51c3b93e28b665c4c82df6761551014d9be53cdeffc4a2efe3f022fb65ff8ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c3b93e28b665c4c82df6761551014d9be53cdeffc4a2efe3f022fb65ff8ee9", kill_on_drop: false }`
[INFO] [stdout] 51c3b93e28b665c4c82df6761551014d9be53cdeffc4a2efe3f022fb65ff8ee9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9ace03a0e1f419ec97bf35d782b84bef5659424a95845918ec7d141005e1d44
[INFO] running `Command { std: "docker" "start" "-a" "d9ace03a0e1f419ec97bf35d782b84bef5659424a95845918ec7d141005e1d44", 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 0.83s
[INFO] running `Command { std: "docker" "inspect" "d9ace03a0e1f419ec97bf35d782b84bef5659424a95845918ec7d141005e1d44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9ace03a0e1f419ec97bf35d782b84bef5659424a95845918ec7d141005e1d44", kill_on_drop: false }`
[INFO] [stdout] d9ace03a0e1f419ec97bf35d782b84bef5659424a95845918ec7d141005e1d44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75732bc7cc2a010481a8f2b46d088c22a67c8da5811d67e2c248e8414f5bf598
[INFO] running `Command { std: "docker" "start" "-a" "75732bc7cc2a010481a8f2b46d088c22a67c8da5811d67e2c248e8414f5bf598", 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] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 16 tests
[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 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rlex-de998ab529e000a9)
[INFO] [stdout] test tests::test_rlex_collect ... 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_back_by ... ok
[INFO] [stdout] test tests::test_rlex_is_in_quote ... ok
[INFO] [stdout] test tests::test_rlex_next_and_prev ... ok
[INFO] [stdout] test tests::test_rlex_next_by ... ok
[INFO] [stdout] test tests::test_rlex_state ... ok
[INFO] [stdout] test tests::test_rlex_surrounding_comparisons ... ok
[INFO] [stdout] test tests::test_tokens ... ok
[INFO] [stdout] test tests::test_rlex_peek_by ... ok
[INFO] [stdout] test tests::test_rlex_next_until_and_prev_until ... ok
[INFO] [stdout] test tests::test_src ... ok
[INFO] [stderr]    Doc-tests rlex
[INFO] [stdout] test tests::test_trace ... ok
[INFO] [stdout] test tests::test_rlex_str_from ... ok
[INFO] [stdout] test tests::test_rlex_at_start_and_at_end ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "75732bc7cc2a010481a8f2b46d088c22a67c8da5811d67e2c248e8414f5bf598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75732bc7cc2a010481a8f2b46d088c22a67c8da5811d67e2c248e8414f5bf598", kill_on_drop: false }`
[INFO] [stdout] 75732bc7cc2a010481a8f2b46d088c22a67c8da5811d67e2c248e8414f5bf598