[INFO] cloning repository https://github.com/KristianKarl/graphwalker-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KristianKarl/graphwalker-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKristianKarl%2Fgraphwalker-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKristianKarl%2Fgraphwalker-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61bf8d416666bead38e65a46ff7463708a6bd1f9
[INFO] checking KristianKarl/graphwalker-rust against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKristianKarl%2Fgraphwalker-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/KristianKarl/graphwalker-rust
[INFO] finished tweaking git repo https://github.com/KristianKarl/graphwalker-rust
[INFO] tweaked toml for git repo https://github.com/KristianKarl/graphwalker-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/KristianKarl/graphwalker-rust on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/KristianKarl/graphwalker-rust 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/crates/graph/Cargo.toml: `dev_dependencies` is deprecated in favor of `dev-dependencies` and will not work in the 2024 edition
[INFO] [stderr] (in the `graph` package)
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/crates/io/Cargo.toml: `dev_dependencies` is deprecated in favor of `dev-dependencies` and will not work in the 2024 edition
[INFO] [stderr] (in the `io` package)
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1e43aaac7cdc067489d815f98da42600af699ffdec343dae9406e7e78e6ad92
[INFO] running `Command { std: "docker" "start" "-a" "e1e43aaac7cdc067489d815f98da42600af699ffdec343dae9406e7e78e6ad92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1e43aaac7cdc067489d815f98da42600af699ffdec343dae9406e7e78e6ad92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1e43aaac7cdc067489d815f98da42600af699ffdec343dae9406e7e78e6ad92", kill_on_drop: false }`
[INFO] [stdout] e1e43aaac7cdc067489d815f98da42600af699ffdec343dae9406e7e78e6ad92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57421f074ceea583fec51eeee478740491971314f558fa28f473161d2fd03849
[INFO] running `Command { std: "docker" "start" "-a" "57421f074ceea583fec51eeee478740491971314f558fa28f473161d2fd03849", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/crates/graph/Cargo.toml: `dev_dependencies` is deprecated in favor of `dev-dependencies` and will not work in the 2024 edition
[INFO] [stderr] (in the `graph` package)
[INFO] [stderr] warning: /opt/rustwide/workdir/crates/io/Cargo.toml: `dev_dependencies` is deprecated in favor of `dev-dependencies` and will not work in the 2024 edition
[INFO] [stderr] (in the `io` package)
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking unicode-normalization v0.1.22
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[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
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[INFO] [stderr]     Checking rustls-pemfile v1.0.3
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[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]     Checking anstyle-parse v0.2.1
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[INFO] [stderr]    Compiling darling_core v0.20.3
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[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
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[INFO] [stderr]     Checking bstr v1.6.2
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking predicates v3.0.4
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]    Compiling serde_with_macros v3.3.0
[INFO] [stderr]     Checking thiserror v1.0.49
[INFO] [stderr]     Checking parse-hyperlinks v0.26.1
[INFO] [stderr]     Checking tungstenite v0.20.1
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[INFO] [stderr]     Checking tokio-util v0.7.9
[INFO] [stderr]     Checking tokio-tungstenite v0.20.1
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[INFO] [stderr]     Checking serde_with v3.3.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking graph v0.1.0 (/opt/rustwide/workdir/crates/graph)
[INFO] [stderr]     Checking io v0.1.0 (/opt/rustwide/workdir/crates/io)
[INFO] [stderr]     Checking machine v0.1.0 (/opt/rustwide/workdir/crates/machine)
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]   --> crates/machine/src/lib.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Position {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn is_valid(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `walk_this_way` is never read
[INFO] [stdout]    --> crates/machine/src/lib.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct Machine {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 133 |     walk_this_way: VecDeque<Position>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Machine` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GeneratorType` is never used
[INFO] [stdout]  --> crates/machine/src/generators/generator.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait GeneratorType {
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RandomGenerator` is never constructed
[INFO] [stdout]  --> crates/machine/src/generators/generator.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct RandomGenerator {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/machine/src/generators/generator.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl RandomGenerator {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 29 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generator` is never used
[INFO] [stdout]   --> crates/io/src/parsers/generator.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn generator(input: &str) -> IResult<&str, &str> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]   --> crates/machine/src/lib.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Position {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn is_valid(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `walk_this_way` is never read
[INFO] [stdout]    --> crates/machine/src/lib.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct Machine {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 133 |     walk_this_way: VecDeque<Position>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Machine` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stdout] error: zero-sized fields in `repr(transparent)` cannot contain external non-exhaustive types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hyper-0.14.27/src/proto/h2/mod.rs:452:5
[INFO] [stdout]     |
[INFO] [stdout] 452 |     impossible: Impossible,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this field contains `Impossible`, which is not inhabited, and makes it not a breaking change to become non-zero-sized in the future.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyper` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "57421f074ceea583fec51eeee478740491971314f558fa28f473161d2fd03849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57421f074ceea583fec51eeee478740491971314f558fa28f473161d2fd03849", kill_on_drop: false }`
[INFO] [stdout] 57421f074ceea583fec51eeee478740491971314f558fa28f473161d2fd03849
