[INFO] cloning repository https://github.com/rdavidson1994/gherkin_reader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rdavidson1994/gherkin_reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdavidson1994%2Fgherkin_reader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdavidson1994%2Fgherkin_reader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3634c30df62c736429770320cac9c600dfdbabc
[INFO] checking rdavidson1994/gherkin_reader against try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdavidson1994%2Fgherkin_reader" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rdavidson1994/gherkin_reader on toolchain 024378d9203a4009ed73d6db2681b88a8d74ce7a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rdavidson1994/gherkin_reader
[INFO] finished tweaking git repo https://github.com/rdavidson1994/gherkin_reader
[INFO] tweaked toml for git repo https://github.com/rdavidson1994/gherkin_reader written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rdavidson1994/gherkin_reader 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" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8dfafca6597910d2e8dfcd44115176984757fcc3d1e59f7c55c02c89b05f3fa
[INFO] running `Command { std: "docker" "start" "-a" "d8dfafca6597910d2e8dfcd44115176984757fcc3d1e59f7c55c02c89b05f3fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8dfafca6597910d2e8dfcd44115176984757fcc3d1e59f7c55c02c89b05f3fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8dfafca6597910d2e8dfcd44115176984757fcc3d1e59f7c55c02c89b05f3fa", kill_on_drop: false }`
[INFO] [stdout] d8dfafca6597910d2e8dfcd44115176984757fcc3d1e59f7c55c02c89b05f3fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8e1c77974df785a18a11c0bb2b8431d3f98b77559d9589f2641305219d54dc1
[INFO] running `Command { std: "docker" "start" "-a" "f8e1c77974df785a18a11c0bb2b8431d3f98b77559d9589f2641305219d54dc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking gherkin_reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: named argument `step` is not used by name
[INFO] [stdout]   --> src/step.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 30 |                         ends with an unterminated variable expression{}\n\
[INFO] [stdout]    |                                                                      -- this formatting argument uses named argument `step` by position
[INFO] [stdout] 31 |                         `{expression}`",
[INFO] [stdout] 32 |                         step = input,
[INFO] [stdout]    |                         ^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 30 |                         ends with an unterminated variable expression{step}\n\
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `step` is not used by name
[INFO] [stdout]   --> src/step.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 30 |                         ends with an unterminated variable expression{}\n\
[INFO] [stdout]    |                                                                      -- this formatting argument uses named argument `step` by position
[INFO] [stdout] 31 |                         `{expression}`",
[INFO] [stdout] 32 |                         step = input,
[INFO] [stdout]    |                         ^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 30 |                         ends with an unterminated variable expression{step}\n\
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/feature.rs:126:32
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     tags = line.clone()
[INFO] [stdout]     |                                ^^^^^^^^ unnecessary method call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[deny(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/feature.rs:126:32
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     tags = line.clone()
[INFO] [stdout]     |                                ^^^^^^^^ unnecessary method call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[deny(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gherkin_reader` (bin "gherkin_reader" test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `gherkin_reader` (bin "gherkin_reader") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "f8e1c77974df785a18a11c0bb2b8431d3f98b77559d9589f2641305219d54dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e1c77974df785a18a11c0bb2b8431d3f98b77559d9589f2641305219d54dc1", kill_on_drop: false }`
[INFO] [stdout] f8e1c77974df785a18a11c0bb2b8431d3f98b77559d9589f2641305219d54dc1