[INFO] fetching crate route-lint 0.1.0...
[INFO] testing route-lint-0.1.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate route-lint 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate route-lint 0.1.0
[INFO] finished tweaking crates.io crate route-lint 0.1.0
[INFO] tweaked toml for crates.io crate route-lint 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate route-lint 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate route-lint 0.1.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931
[INFO] running `Command { std: "docker" "start" "631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling parking_lot_core v0.8.5
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[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bumpalo v3.8.0
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling clap v2.33.3
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[INFO] [stderr]    Compiling itoa v0.4.8
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[INFO] [stderr]    Compiling lexical v5.2.2
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling darling_core v0.10.2
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[INFO] [stderr]    Compiling swc_visit_macros v0.2.3
[INFO] [stderr]    Compiling from_variant v0.1.3
[INFO] [stderr]    Compiling swc_eq_ignore_macros v0.1.0
[INFO] [stderr]    Compiling string_enum v0.3.1
[INFO] [stderr]    Compiling is-macro v0.1.9
[INFO] [stderr]    Compiling enum_kind v0.2.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
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[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling swc_visit v0.2.8
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling ast_node v0.7.4
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling string_cache v0.8.2
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[INFO] [stderr]    Compiling swc_common v0.14.5
[INFO] [stderr]    Compiling swc_ecma_ast v0.55.0
[INFO] [stderr]    Compiling swc_ecma_ast v0.56.1
[INFO] [stderr]    Compiling swc_ecma_visit v0.42.0
[INFO] [stderr]    Compiling swc_ecma_visit v0.41.0
[INFO] [stderr]    Compiling swc_ecma_utils v0.48.1
[INFO] [stderr]    Compiling swc_ecma_parser v0.75.3
[INFO] [stderr]    Compiling swc_ecma_parser v0.76.3
[INFO] [stderr]    Compiling swc_ecma_transforms_base v0.40.1
[INFO] [stderr]    Compiling swc_ecmascript v0.82.0
[INFO] [stderr]    Compiling swc_ecma_transforms v0.88.0
[INFO] [stderr]    Compiling swc_ecmascript v0.80.0
[INFO] [stderr]    Compiling dprint-swc-ecma-ast-view v0.42.0
[INFO] [stderr]    Compiling deno_ast v0.5.0
[INFO] [stderr]    Compiling route-lint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct ReadFileError(String);
[INFO] [stdout]    |        ------------- ^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ReadFileError` 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: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/rules/repeat.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     for node in node_list.parent() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 43 -     for node in node_list.parent() {
[INFO] [stdout] 43 +     while let Some(node) = node_list.parent() {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 43 -     for node in node_list.parent() {
[INFO] [stdout] 43 +     if let Some(node) = node_list.parent() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `serde_json`
[INFO] [stderr]   --> Cargo.toml:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | [dependencies.serde_json]
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `serde_json`
[INFO] [stderr] warning: unused dependency `swc_ecmascript`
[INFO] [stderr]   --> Cargo.toml:19:15
[INFO] [stderr]    |
[INFO] [stderr] 19 | [dependencies.swc_ecmascript]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `swc_ecmascript`
[INFO] [stderr] warning: `route-lint` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling route-lint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct ReadFileError(String);
[INFO] [stdout]    |        ------------- ^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ReadFileError` 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: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/rules/repeat.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     for node in node_list.parent() {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 43 -     for node in node_list.parent() {
[INFO] [stdout] 43 +     while let Some(node) = node_list.parent() {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 43 -     for node in node_list.parent() {
[INFO] [stdout] 43 +     if let Some(node) = node_list.parent() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `serde_json`
[INFO] [stderr]   --> Cargo.toml:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | [dependencies.serde_json]
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `serde_json`
[INFO] [stderr] warning: unused dependency `swc_ecmascript`
[INFO] [stderr]   --> Cargo.toml:19:15
[INFO] [stderr]    |
[INFO] [stderr] 19 | [dependencies.swc_ecmascript]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `swc_ecmascript`
[INFO] [stderr] warning: `route-lint` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/main.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 | struct ReadFileError(String);
[INFO] [stderr]    |        ------------- ^^^^^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider removing this field
[INFO] [stderr]    = note: `ReadFileError` 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: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stderr]   --> src/rules/repeat.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |     for node in node_list.parent() {
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]    |
[INFO] [stderr] 43 -     for node in node_list.parent() {
[INFO] [stderr] 43 +     while let Some(node) = node_list.parent() {
[INFO] [stderr]    |
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]    |
[INFO] [stderr] 43 -     for node in node_list.parent() {
[INFO] [stderr] 43 +     if let Some(node) = node_list.parent() {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `route-lint` (bin "route-lint" test) generated 2 warnings
[INFO] [stderr] warning: unused dependency `serde_json`
[INFO] [stderr]   --> Cargo.toml:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | [dependencies.serde_json]
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `serde_json`
[INFO] [stderr] warning: unused dependency `swc_ecmascript`
[INFO] [stderr]   --> Cargo.toml:19:15
[INFO] [stderr]    |
[INFO] [stderr] 19 | [dependencies.swc_ecmascript]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `swc_ecmascript`
[INFO] [stderr] warning: `route-lint` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/route-lint/4218950748377d30/out/route_lint-4218950748377d30)
[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" "631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931", kill_on_drop: false }`
[INFO] [stdout] 631fa25ad2c6432eef39dd63ad140a5dcc6c9bdd7f6a8c00f949c2d1aaebf931
