[INFO] cloning repository https://github.com/jakoritarleite/svcs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakoritarleite/svcs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakoritarleite%2Fsvcs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakoritarleite%2Fsvcs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2b73c4d47deb0abc9a0d30bfce61647672e1988
[INFO] building jakoritarleite/svcs against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakoritarleite%2Fsvcs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakoritarleite/svcs on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jakoritarleite/svcs
[INFO] finished tweaking git repo https://github.com/jakoritarleite/svcs
[INFO] tweaked toml for git repo https://github.com/jakoritarleite/svcs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jakoritarleite/svcs 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 387a5115e46bede06f7b1c43e92c8e05f60f3f7c5c1f583635aee2d1dcf20721
[INFO] running `Command { std: "docker" "start" "-a" "387a5115e46bede06f7b1c43e92c8e05f60f3f7c5c1f583635aee2d1dcf20721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "387a5115e46bede06f7b1c43e92c8e05f60f3f7c5c1f583635aee2d1dcf20721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387a5115e46bede06f7b1c43e92c8e05f60f3f7c5c1f583635aee2d1dcf20721", kill_on_drop: false }`
[INFO] [stdout] 387a5115e46bede06f7b1c43e92c8e05f60f3f7c5c1f583635aee2d1dcf20721
[INFO] building jakoritarleite/svcs against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakoritarleite%2Fsvcs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakoritarleite/svcs on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jakoritarleite/svcs
[INFO] finished tweaking git repo https://github.com/jakoritarleite/svcs
[INFO] tweaked toml for git repo https://github.com/jakoritarleite/svcs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jakoritarleite/svcs 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e49f489d43f271d9ebe82863ca02171e72a3a9f8242c1552ad243c9eed36786
[INFO] running `Command { std: "docker" "start" "-a" "4e49f489d43f271d9ebe82863ca02171e72a3a9f8242c1552ad243c9eed36786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e49f489d43f271d9ebe82863ca02171e72a3a9f8242c1552ad243c9eed36786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e49f489d43f271d9ebe82863ca02171e72a3a9f8242c1552ad243c9eed36786", kill_on_drop: false }`
[INFO] [stdout] 4e49f489d43f271d9ebe82863ca02171e72a3a9f8242c1552ad243c9eed36786
[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=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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0dc8f2d28675dba5925ae61968704c187b9f2ced65aaeb45a90b93c34755f474
[INFO] running `Command { std: "docker" "start" "-a" "0dc8f2d28675dba5925ae61968704c187b9f2ced65aaeb45a90b93c34755f474", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling cpufeatures v0.2.4
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v3.2.18
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling sha2 v0.10.2
[INFO] [stderr]    Compiling svcs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/config/mod.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut file = File::open(".svcs/history");
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/config/mod.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut file = File::open(".svcs/history");
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `history_config`
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let history_config = HistoryConfig::load_from_file();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `query` is never used
[INFO] [stdout]   --> src/history/history.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl History {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn query(&self, id: String) -> Option<&Node> {      
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `length`, `root_node`, and `nodes` are never read
[INFO] [stdout]   --> src/config/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct HistoryConfig {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 10 |     pub length: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 11 |     pub root_node: String,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 12 |     pub nodes: Vec<Node>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HistoryConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nodes_folder` is never read
[INFO] [stdout]  --> src/config/node.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct NodeConfig {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     pub nodes_folder: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `NodeConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.97s
[INFO] running `Command { std: "docker" "inspect" "0dc8f2d28675dba5925ae61968704c187b9f2ced65aaeb45a90b93c34755f474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dc8f2d28675dba5925ae61968704c187b9f2ced65aaeb45a90b93c34755f474", kill_on_drop: false }`
[INFO] [stdout] 0dc8f2d28675dba5925ae61968704c187b9f2ced65aaeb45a90b93c34755f474
[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=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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7cc038bc155234512ef5c7eae62e5f95085d19dc038b488d0f89328ace239fa
[INFO] running `Command { std: "docker" "start" "-a" "e7cc038bc155234512ef5c7eae62e5f95085d19dc038b488d0f89328ace239fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling svcs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/config/mod.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut file = File::open(".svcs/history");
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/config/mod.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut file = File::open(".svcs/history");
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `history_config`
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let history_config = HistoryConfig::load_from_file();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `length`, `root_node`, and `nodes` are never read
[INFO] [stdout]   --> src/config/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct HistoryConfig {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 10 |     pub length: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 11 |     pub root_node: String,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 12 |     pub nodes: Vec<Node>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HistoryConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nodes_folder` is never read
[INFO] [stdout]  --> src/config/node.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct NodeConfig {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     pub nodes_folder: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `NodeConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "e7cc038bc155234512ef5c7eae62e5f95085d19dc038b488d0f89328ace239fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7cc038bc155234512ef5c7eae62e5f95085d19dc038b488d0f89328ace239fa", kill_on_drop: false }`
[INFO] [stdout] e7cc038bc155234512ef5c7eae62e5f95085d19dc038b488d0f89328ace239fa