[INFO] fetching crate goto-rs 0.3.0...
[INFO] testing goto-rs-0.3.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate goto-rs 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate goto-rs 0.3.0
[INFO] finished tweaking crates.io crate goto-rs 0.3.0
[INFO] tweaked toml for crates.io crate goto-rs 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate goto-rs 0.3.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate goto-rs 0.3.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded either v1.5.3
[INFO] [stderr]   Downloaded itoa v0.4.5
[INFO] [stderr]   Downloaded hermit-abi v0.1.11
[INFO] [stderr]   Downloaded unicode-width v0.1.7
[INFO] [stderr]   Downloaded vec_map v0.8.1
[INFO] [stderr]   Downloaded anyhow v1.0.28
[INFO] [stderr]   Downloaded termcolor v1.1.0
[INFO] [stderr]   Downloaded ryu v1.0.3
[INFO] [stderr]   Downloaded serde v1.0.106
[INFO] [stderr]   Downloaded itertools v0.9.0
[INFO] [stderr]   Downloaded regex-automata v0.1.9
[INFO] [stderr]   Downloaded csv-core v0.1.10
[INFO] [stderr]   Downloaded bitflags v1.2.1
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] [stderr]   Downloaded byteorder v1.3.4
[INFO] [stderr]   Downloaded memchr v2.3.3
[INFO] [stderr]   Downloaded bstr v0.2.12
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] [stderr]   Downloaded csv v1.1.3
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af40ed30a64dfdc4d1f8a841794fc0700285ad2b49755f75ecfe7a6566c1c03d
[INFO] running `Command { std: "docker" "start" "-a" "af40ed30a64dfdc4d1f8a841794fc0700285ad2b49755f75ecfe7a6566c1c03d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af40ed30a64dfdc4d1f8a841794fc0700285ad2b49755f75ecfe7a6566c1c03d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af40ed30a64dfdc4d1f8a841794fc0700285ad2b49755f75ecfe7a6566c1c03d", kill_on_drop: false }`
[INFO] [stdout] af40ed30a64dfdc4d1f8a841794fc0700285ad2b49755f75ecfe7a6566c1c03d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ca4cd2fb153935099eddaafdee84ef8b0e476ffd942c419c51ab49cad09ee42
[INFO] running `Command { std: "docker" "start" "-a" "8ca4cd2fb153935099eddaafdee84ef8b0e476ffd942c419c51ab49cad09ee42", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling goto-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `while let` pattern
[INFO] [stdout]   --> src/switch.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |         while let opt_char = alias_ptr.nth(0) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the loop will never exit
[INFO] [stdout]    = help: consider instead using a `loop { ... }` with a `let` inside it
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.08s
[INFO] running `Command { std: "docker" "inspect" "8ca4cd2fb153935099eddaafdee84ef8b0e476ffd942c419c51ab49cad09ee42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca4cd2fb153935099eddaafdee84ef8b0e476ffd942c419c51ab49cad09ee42", kill_on_drop: false }`
[INFO] [stdout] 8ca4cd2fb153935099eddaafdee84ef8b0e476ffd942c419c51ab49cad09ee42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43d1cfe66234db2d68b3584716cb38ad632b841f8d29b1998fb1f29ab742dd91
[INFO] running `Command { std: "docker" "start" "-a" "43d1cfe66234db2d68b3584716cb38ad632b841f8d29b1998fb1f29ab742dd91", kill_on_drop: false }`
[INFO] [stderr]    Compiling goto-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `while let` pattern
[INFO] [stdout]   --> src/switch.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |         while let opt_char = alias_ptr.nth(0) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the loop will never exit
[INFO] [stdout]    = help: consider instead using a `loop { ... }` with a `let` inside it
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "43d1cfe66234db2d68b3584716cb38ad632b841f8d29b1998fb1f29ab742dd91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d1cfe66234db2d68b3584716cb38ad632b841f8d29b1998fb1f29ab742dd91", kill_on_drop: false }`
[INFO] [stdout] 43d1cfe66234db2d68b3584716cb38ad632b841f8d29b1998fb1f29ab742dd91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 571f21a62de8743de555bd102a74d67ee822ec98ed72237da98bd87603bef621
[INFO] running `Command { std: "docker" "start" "-a" "571f21a62de8743de555bd102a74d67ee822ec98ed72237da98bd87603bef621", kill_on_drop: false }`
[INFO] [stderr] warning: irrefutable `while let` pattern
[INFO] [stderr]   --> src/switch.rs:68:15
[INFO] [stderr]    |
[INFO] [stderr] 68 |         while let opt_char = alias_ptr.nth(0) {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this pattern will always match, so the loop will never exit
[INFO] [stderr]    = help: consider instead using a `loop { ... }` with a `let` inside it
[INFO] [stderr]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `goto-rs` (bin "goto-rs" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/goto_rs-b4ee580fc69175af)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test indexer::test_diff_length ... ok
[INFO] [stdout] test switch::fuzzy_test_takes_most_relevant ... ok
[INFO] [stdout] test indexer::test_same_length ... ok
[INFO] [stdout] test switch::fuzzy_test_takes_shortest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "571f21a62de8743de555bd102a74d67ee822ec98ed72237da98bd87603bef621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "571f21a62de8743de555bd102a74d67ee822ec98ed72237da98bd87603bef621", kill_on_drop: false }`
[INFO] [stdout] 571f21a62de8743de555bd102a74d67ee822ec98ed72237da98bd87603bef621