[INFO] fetching crate koi-lexer 0.3.0-alpha.4...
[INFO] testing koi-lexer-0.3.0-alpha.4 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate koi-lexer 0.3.0-alpha.4 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate koi-lexer 0.3.0-alpha.4
[INFO] finished tweaking crates.io crate koi-lexer 0.3.0-alpha.4
[INFO] tweaked toml for crates.io crate koi-lexer 0.3.0-alpha.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate koi-lexer 0.3.0-alpha.4 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding logos v0.12.1 (available: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eb198d5d7559e20a07bd7bdc9a7ba2eaa73e12b79c40c016ca640d7b9a19e41
[INFO] running `Command { std: "docker" "start" "-a" "1eb198d5d7559e20a07bd7bdc9a7ba2eaa73e12b79c40c016ca640d7b9a19e41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eb198d5d7559e20a07bd7bdc9a7ba2eaa73e12b79c40c016ca640d7b9a19e41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb198d5d7559e20a07bd7bdc9a7ba2eaa73e12b79c40c016ca640d7b9a19e41", kill_on_drop: false }`
[INFO] [stdout] 1eb198d5d7559e20a07bd7bdc9a7ba2eaa73e12b79c40c016ca640d7b9a19e41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d2b030d13d5fcbfe64e4df4cee976af18a9551daa5e9da14a4aa9f3c5d27acb
[INFO] running `Command { std: "docker" "start" "-a" "4d2b030d13d5fcbfe64e4df4cee976af18a9551daa5e9da14a4aa9f3c5d27acb", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling logos v0.12.1
[INFO] [stderr]    Compiling koi-lexer v0.3.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lexing.rs:117:63
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'_> {
[INFO] [stdout]     |                                         --                    ^^ the same lifetime is elided here
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         the lifetime is named 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: consistently use `'s`
[INFO] [stdout]     |
[INFO] [stdout] 117 - fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'_> {
[INFO] [stdout] 117 + fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'s> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.85s
[INFO] running `Command { std: "docker" "inspect" "4d2b030d13d5fcbfe64e4df4cee976af18a9551daa5e9da14a4aa9f3c5d27acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2b030d13d5fcbfe64e4df4cee976af18a9551daa5e9da14a4aa9f3c5d27acb", kill_on_drop: false }`
[INFO] [stdout] 4d2b030d13d5fcbfe64e4df4cee976af18a9551daa5e9da14a4aa9f3c5d27acb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc2a9e97b3b0ff99d3394dae55d3678eb55a4c83c59e9301b4e018538599add0
[INFO] running `Command { std: "docker" "start" "-a" "cc2a9e97b3b0ff99d3394dae55d3678eb55a4c83c59e9301b4e018538599add0", kill_on_drop: false }`
[INFO] [stderr]    Compiling koi-lexer v0.3.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lexing.rs:117:63
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'_> {
[INFO] [stdout]     |                                         --                    ^^ the same lifetime is elided here
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         the lifetime is named 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: consistently use `'s`
[INFO] [stdout]     |
[INFO] [stdout] 117 - fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'_> {
[INFO] [stdout] 117 + fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'s> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lexing.rs:117:63
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'_> {
[INFO] [stdout]     |                                         --                    ^^ the same lifetime is elided here
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         the lifetime is named 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: consistently use `'s`
[INFO] [stdout]     |
[INFO] [stdout] 117 - fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'_> {
[INFO] [stdout] 117 + fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'s> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "cc2a9e97b3b0ff99d3394dae55d3678eb55a4c83c59e9301b4e018538599add0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc2a9e97b3b0ff99d3394dae55d3678eb55a4c83c59e9301b4e018538599add0", kill_on_drop: false }`
[INFO] [stdout] cc2a9e97b3b0ff99d3394dae55d3678eb55a4c83c59e9301b4e018538599add0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b925be3767917978fb7c7cf99442d1f1fed9381c4381fb268ff206c093c94e9b
[INFO] running `Command { std: "docker" "start" "-a" "b925be3767917978fb7c7cf99442d1f1fed9381c4381fb268ff206c093c94e9b", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/lexing.rs:117:63
[INFO] [stderr]     |
[INFO] [stderr] 117 | fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'_> {
[INFO] [stderr]     |                                         --                    ^^ the same lifetime is elided here
[INFO] [stderr]     |                                         |
[INFO] [stderr]     |                                         the lifetime is named 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: consistently use `'s`
[INFO] [stderr]     |
[INFO] [stderr] 117 - fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'_> {
[INFO] [stderr] 117 + fn create_logos_lexer<'s>(source_code: &'s str) -> LogosLexer<'s> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `koi-lexer` (lib) generated 1 warning (run `cargo fix --lib -p koi-lexer` to apply 1 suggestion)
[INFO] [stderr] warning: `koi-lexer` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/koi_lexer-fed85e92962917b7)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::let_statement ... ok
[INFO] [stdout] test tests::test_println ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests koi_lexer
[INFO] [stdout] test result: ok. 2 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" "b925be3767917978fb7c7cf99442d1f1fed9381c4381fb268ff206c093c94e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b925be3767917978fb7c7cf99442d1f1fed9381c4381fb268ff206c093c94e9b", kill_on_drop: false }`
[INFO] [stdout] b925be3767917978fb7c7cf99442d1f1fed9381c4381fb268ff206c093c94e9b