[INFO] cloning repository https://github.com/charles37/nixlings [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charles37/nixlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharles37%2Fnixlings", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharles37%2Fnixlings'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f1bb199ec22326971eb1189853247951a833277b [INFO] testing charles37/nixlings against master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharles37%2Fnixlings" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/charles37/nixlings on toolchain 9e136a30a965bf4e63f03095c57df7257bf96fd6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/charles37/nixlings [INFO] finished tweaking git repo https://github.com/charles37/nixlings [INFO] tweaked toml for git repo https://github.com/charles37/nixlings written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/charles37/nixlings 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" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0276d809bcc49da7b996ff3a6ea8fb1f9d4420fe199c41a8efd6cde0cdc02303 [INFO] running `Command { std: "docker" "start" "-a" "0276d809bcc49da7b996ff3a6ea8fb1f9d4420fe199c41a8efd6cde0cdc02303", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0276d809bcc49da7b996ff3a6ea8fb1f9d4420fe199c41a8efd6cde0cdc02303", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0276d809bcc49da7b996ff3a6ea8fb1f9d4420fe199c41a8efd6cde0cdc02303", kill_on_drop: false }` [INFO] [stdout] 0276d809bcc49da7b996ff3a6ea8fb1f9d4420fe199c41a8efd6cde0cdc02303 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 621e13a56b6bd34f8e55ed5859ccee120d94fd69a793e2bfdd50655076d8669b [INFO] running `Command { std: "docker" "start" "-a" "621e13a56b6bd34f8e55ed5859ccee120d94fd69a793e2bfdd50655076d8669b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.82 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling serde v1.0.202 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling utf8parse v0.2.1 [INFO] [stderr] Compiling portable-atomic v1.6.0 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling anstyle-parse v0.2.4 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling anstyle-query v1.0.3 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Compiling colorchoice v1.0.1 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling is_terminal_polyfill v1.70.0 [INFO] [stderr] Compiling anstyle v1.0.7 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling anstream v0.6.14 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling bitflags v2.5.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Compiling crossbeam-channel v0.5.12 [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling mio v0.8.11 [INFO] [stderr] Compiling syn v2.0.64 [INFO] [stderr] Compiling inotify v0.9.6 [INFO] [stderr] Compiling filetime v0.2.23 [INFO] [stderr] Compiling linux-raw-sys v0.4.14 [INFO] [stderr] Compiling anyhow v1.0.83 [INFO] [stderr] Compiling strsim v0.11.1 [INFO] [stderr] Compiling clap_lex v0.7.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling winnow v0.6.8 [INFO] [stderr] Compiling unicode-width v0.1.12 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling console v0.15.8 [INFO] [stderr] Compiling notify v6.1.1 [INFO] [stderr] Compiling clap_builder v4.5.2 [INFO] [stderr] Compiling number_prefix v0.4.0 [INFO] [stderr] Compiling either v1.12.0 [INFO] [stderr] Compiling home v0.5.9 [INFO] [stderr] Compiling indicatif v0.17.8 [INFO] [stderr] Compiling notify-debouncer-mini v0.4.1 [INFO] [stderr] Compiling which v6.0.1 [INFO] [stderr] Compiling serde_derive v1.0.202 [INFO] [stderr] Compiling clap_derive v4.5.4 [INFO] [stderr] Compiling clap v4.5.4 [INFO] [stderr] Compiling serde_spanned v0.6.6 [INFO] [stderr] Compiling toml_datetime v0.6.6 [INFO] [stderr] Compiling toml_edit v0.22.13 [INFO] [stderr] Compiling toml v0.8.13 [INFO] [stderr] Compiling nixlings v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Serialize` [INFO] [stdout] --> src/main.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use serde::{Deserialize, Serialize}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Stdio`, `exit`, and `self` [INFO] [stdout] --> src/main.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | use std::process::{self, exit, Command, Stdio}; [INFO] [stdout] | ^^^^ ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flake_check_result` [INFO] [stdout] --> src/main.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | let flake_check_result = exercise.flake_check(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_flake_check_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `stdout` and `stderr` are never read [INFO] [stdout] --> src/main.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 120 | pub struct ExerciseOutput { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 121 | stdout: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 122 | stderr: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ExerciseOutput` 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.50s [INFO] running `Command { std: "docker" "inspect" "621e13a56b6bd34f8e55ed5859ccee120d94fd69a793e2bfdd50655076d8669b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "621e13a56b6bd34f8e55ed5859ccee120d94fd69a793e2bfdd50655076d8669b", kill_on_drop: false }` [INFO] [stdout] 621e13a56b6bd34f8e55ed5859ccee120d94fd69a793e2bfdd50655076d8669b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec50471a58de9de005a32e660a116f4b9d1901ce7e43701cbfda724e349a86c0 [INFO] running `Command { std: "docker" "start" "-a" "ec50471a58de9de005a32e660a116f4b9d1901ce7e43701cbfda724e349a86c0", kill_on_drop: false }` [INFO] [stderr] Compiling nixlings v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Serialize` [INFO] [stdout] --> src/main.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use serde::{Deserialize, Serialize}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Stdio`, `exit`, and `self` [INFO] [stdout] --> src/main.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | use std::process::{self, exit, Command, Stdio}; [INFO] [stdout] | ^^^^ ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flake_check_result` [INFO] [stdout] --> src/main.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | let flake_check_result = exercise.flake_check(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_flake_check_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `stdout` and `stderr` are never read [INFO] [stdout] --> src/main.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 120 | pub struct ExerciseOutput { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 121 | stdout: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 122 | stderr: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ExerciseOutput` 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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "ec50471a58de9de005a32e660a116f4b9d1901ce7e43701cbfda724e349a86c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec50471a58de9de005a32e660a116f4b9d1901ce7e43701cbfda724e349a86c0", kill_on_drop: false }` [INFO] [stdout] ec50471a58de9de005a32e660a116f4b9d1901ce7e43701cbfda724e349a86c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e0aa3bd1d43d4f68d7bf071bea936a75e2e8708578a35297e3575912f23eab79 [INFO] running `Command { std: "docker" "start" "-a" "e0aa3bd1d43d4f68d7bf071bea936a75e2e8708578a35297e3575912f23eab79", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Serialize` [INFO] [stderr] --> src/main.rs:3:26 [INFO] [stderr] | [INFO] [stderr] 3 | use serde::{Deserialize, Serialize}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Stdio`, `exit`, and `self` [INFO] [stderr] --> src/main.rs:5:20 [INFO] [stderr] | [INFO] [stderr] 5 | use std::process::{self, exit, Command, Stdio}; [INFO] [stderr] | ^^^^ ^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `flake_check_result` [INFO] [stderr] --> src/main.rs:97:9 [INFO] [stderr] | [INFO] [stderr] 97 | let flake_check_result = exercise.flake_check(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_flake_check_result` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `stdout` and `stderr` are never read [INFO] [stderr] --> src/main.rs:121:5 [INFO] [stderr] | [INFO] [stderr] 120 | pub struct ExerciseOutput { [INFO] [stderr] | -------------- fields in this struct [INFO] [stderr] 121 | stdout: String, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 122 | stderr: String, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `ExerciseOutput` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `nixlings` (bin "nixlings" test) generated 4 warnings (run `cargo fix --bin "nixlings" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nixlings-7e2454511cd5cae3) [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" "e0aa3bd1d43d4f68d7bf071bea936a75e2e8708578a35297e3575912f23eab79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0aa3bd1d43d4f68d7bf071bea936a75e2e8708578a35297e3575912f23eab79", kill_on_drop: false }` [INFO] [stdout] e0aa3bd1d43d4f68d7bf071bea936a75e2e8708578a35297e3575912f23eab79