[INFO] cloning repository https://github.com/IThawk/rust-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IThawk/rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIThawk%2Frust-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIThawk%2Frust-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6830f51f9b32aa373ffdc9a12bcb2df1b8503eb3
[INFO] checking IThawk/rust-learn against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIThawk%2Frust-learn" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IThawk/rust-learn on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IThawk/rust-learn
[INFO] finished tweaking git repo https://github.com/IThawk/rust-learn
[INFO] tweaked toml for git repo https://github.com/IThawk/rust-learn written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/IThawk/rust-learn 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" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: some crates are on edition 2021 which defaults to `resolver = "2"`, but virtual workspaces default to `resolver = "1"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_derive v3.0.6
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.6
[INFO] [stderr]   Downloaded fastrand v1.6.0
[INFO] [stderr]   Downloaded security-framework v2.5.0
[INFO] [stderr]   Downloaded security-framework-sys v2.5.0
[INFO] [stderr]   Downloaded jsonxf v1.1.1
[INFO] [stderr]   Downloaded async-compression v0.3.8
[INFO] [stderr]   Downloaded tower-http v0.1.2
[INFO] [stderr]   Downloaded clap v3.0.7
[INFO] [stderr]   Downloaded axum v0.2.8
[INFO] [stderr]   Downloaded h2 v0.3.10
[INFO] [stderr]   Downloaded serde_json v1.0.75
[INFO] [stderr]   Downloaded tower v0.4.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ceea8373c410a9f71b50fd0cea5fbde85b53ff17130f43af0e2abfd91e5d2982
[INFO] running `Command { std: "docker" "start" "-a" "ceea8373c410a9f71b50fd0cea5fbde85b53ff17130f43af0e2abfd91e5d2982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ceea8373c410a9f71b50fd0cea5fbde85b53ff17130f43af0e2abfd91e5d2982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceea8373c410a9f71b50fd0cea5fbde85b53ff17130f43af0e2abfd91e5d2982", kill_on_drop: false }`
[INFO] [stdout] ceea8373c410a9f71b50fd0cea5fbde85b53ff17130f43af0e2abfd91e5d2982
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 064d0bd869d50573c91d8a7722d90a58dd80a47c256780942dfaec00a24f8164
[INFO] running `Command { std: "docker" "start" "-a" "064d0bd869d50573c91d8a7722d90a58dd80a47c256780942dfaec00a24f8164", kill_on_drop: false }`
[INFO] [stderr] warning: some crates are on edition 2021 which defaults to `resolver = "2"`, but virtual workspaces default to `resolver = "1"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.78
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
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[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling standback v0.2.17
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[INFO] [stderr]    Compiling wasm-bindgen v0.2.78
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[INFO] [stderr]    Compiling num-bigint v0.3.3
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[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]     Checking weezl v0.1.5
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling prost-build v0.8.0
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[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
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[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num v0.1.42
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking png v0.16.8
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[INFO] [stderr]     Checking num-complex v0.3.1
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[INFO] [stderr]     Checking custom_derive v0.1.7
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[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling petgraph v0.5.1
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[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]     Checking sync_wrapper v0.1.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking perlin2d v0.2.6
[INFO] [stderr]     Checking jsonxf v1.1.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking lru v0.6.6
[INFO] [stderr]     Checking data_algorithm v0.1.0 (/opt/rustwide/workdir/data_algorithm)
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> data_algorithm/src/back_track/n_queens.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution {}
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `solve_n_queens` is never used
[INFO] [stdout]   --> data_algorithm/src/back_track/n_queens.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 17 |     pub fn solve_n_queens(n: i32) -> Vec<Vec<String>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_queen` is never used
[INFO] [stdout]   --> data_algorithm/src/back_track/n_queens.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn set_queen(n: i32, queens: &mut HashMap<i32, i32>, queen_list: &mut Vec<Vec<String>>, row: i32) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_queens` is never used
[INFO] [stdout]   --> data_algorithm/src/back_track/n_queens.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn print_queens(queens: &mut HashMap<i32, i32>, queen_list: &mut Vec<Vec<String>>, n: i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_ok` is never used
[INFO] [stdout]   --> data_algorithm/src/back_track/n_queens.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn is_ok(row: i32, col: i32, queens: &mut HashMap<i32, i32>, n: i32) -> bool {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_queen` is never used
[INFO] [stdout]   --> data_algorithm/src/back_track/n_queens.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn print_queen(re: &Vec<Vec<String>>) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.78
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.78
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.78
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking imageproc v0.22.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]     Checking clap v3.0.7
[INFO] [stderr]     Checking js-sys v0.3.55
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]    Compiling thumbor v0.1.0 (/opt/rustwide/workdir/thumbor)
[INFO] [stderr]     Checking web-sys v0.3.55
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking async-compression v0.3.8
[INFO] [stderr]     Checking h2 v0.3.10
[INFO] [stderr]     Checking tower v0.4.11
[INFO] [stderr]     Checking tower-http v0.1.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking node-sys v0.4.2
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking photon-rs v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking axum v0.2.8
[INFO] [stderr]     Checking reqwest v0.11.9
[INFO] [stderr]     Checking http_cli v0.1.0 (/opt/rustwide/workdir/http_cli)
[INFO] [stdout] warning: use of deprecated unit variant `clap::AppSettings::ColoredHelp`: This is now the default
[INFO] [stdout]   --> http_cli/src/main.rs:14:31
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[clap(setting = AppSettings::ColoredHelp)]
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `clap::AppSettings::ColoredHelp`: This is now the default
[INFO] [stdout]   --> http_cli/src/main.rs:14:31
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[clap(setting = AppSettings::ColoredHelp)]
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]   --> http_cli/src/main.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Ok(url) => Ok(s.into()),
[INFO] [stdout]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]   --> http_cli/src/main.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Ok(url) => Ok(s.into()),
[INFO] [stdout]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> thumbor/src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> thumbor/src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.80s
[INFO] running `Command { std: "docker" "inspect" "064d0bd869d50573c91d8a7722d90a58dd80a47c256780942dfaec00a24f8164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "064d0bd869d50573c91d8a7722d90a58dd80a47c256780942dfaec00a24f8164", kill_on_drop: false }`
[INFO] [stdout] 064d0bd869d50573c91d8a7722d90a58dd80a47c256780942dfaec00a24f8164
