[INFO] cloning repository https://github.com/Jainex17/learn_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jainex17/learn_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJainex17%2Flearn_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJainex17%2Flearn_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f95cae1c726764985c5c47829bb9abdadbfd459
[INFO] checking Jainex17/learn_rust against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJainex17%2Flearn_rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Jainex17/learn_rust
[INFO] finished tweaking git repo https://github.com/Jainex17/learn_rust
[INFO] tweaked toml for git repo https://github.com/Jainex17/learn_rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jainex17/learn_rust on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Jainex17/learn_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" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking Jainex17/learn_rust against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJainex17%2Flearn_rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Jainex17/learn_rust
[INFO] finished tweaking git repo https://github.com/Jainex17/learn_rust
[INFO] tweaked toml for git repo https://github.com/Jainex17/learn_rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jainex17/learn_rust on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Jainex17/learn_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" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3eed032f4c4710327111671605260f29a57be4a11512941ec9f0e6ace5a1e871
[INFO] running `Command { std: "docker" "start" "-a" "3eed032f4c4710327111671605260f29a57be4a11512941ec9f0e6ace5a1e871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3eed032f4c4710327111671605260f29a57be4a11512941ec9f0e6ace5a1e871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eed032f4c4710327111671605260f29a57be4a11512941ec9f0e6ace5a1e871", kill_on_drop: false }`
[INFO] [stdout] 3eed032f4c4710327111671605260f29a57be4a11512941ec9f0e6ace5a1e871
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b3e2ad0150db5a8e2be11d9e47e265e1b4db27fae068515e5ad985e1f0d07f5
[INFO] running `Command { std: "docker" "start" "-a" "5b3e2ad0150db5a8e2be11d9e47e265e1b4db27fae068515e5ad985e1f0d07f5", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking openssl-sys v0.9.102
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking openssl v0.10.64
[INFO] [stderr]     Checking h2 v0.4.5
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking serde v1.0.203
[INFO] [stderr]     Checking hyper v1.3.1
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper-util v0.1.5
[INFO] [stderr]     Checking hyper-tls v0.6.0
[INFO] [stderr]     Checking serde_json v1.0.117
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking reqwest v0.12.4
[INFO] [stderr]     Checking learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/tuple.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |     if(y_cord > 5.00){
[INFO] [stdout]    |       ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -     if(y_cord > 5.00){
[INFO] [stdout] 11 +     if y_cord > 5.00 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `postion` and `salary` are never read
[INFO] [stdout]   --> src/bin/derive.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | struct Employee {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout]  9 |     postion: Postion,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     salary: i32
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Employee` 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: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/tuple.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |     if(y_cord > 5.00){
[INFO] [stdout]    |       ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -     if(y_cord > 5.00){
[INFO] [stdout] 11 +     if y_cord > 5.00 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::panic::Location`
[INFO] [stdout]  --> src/bin/result_advance.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::panic::Location;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::panic::Location`
[INFO] [stdout]  --> src/bin/result_advance.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::panic::Location;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `All` is never constructed
[INFO] [stdout]  --> src/bin/result_advance.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum ProtectedLocation {
[INFO] [stdout]   |      ----------------- variant in this enum
[INFO] [stdout] 4 |     All,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Box_Color` should have an upper camel case name
[INFO] [stdout]  --> src/bin/impl.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Box_Color {
[INFO] [stdout]   |      ^^^^^^^^^ help: convert the identifier to upper camel case: `BoxColor`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `White` is never constructed
[INFO] [stdout]  --> src/bin/impl.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Box_Color {
[INFO] [stdout]   |      --------- variant in this enum
[INFO] [stdout] 2 |     Red,
[INFO] [stdout] 3 |     White,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Box_Color` should have an upper camel case name
[INFO] [stdout]  --> src/bin/impl.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Box_Color {
[INFO] [stdout]   |      ^^^^^^^^^ help: convert the identifier to upper camel case: `BoxColor`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `All` is never constructed
[INFO] [stdout]  --> src/bin/result_advance.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum ProtectedLocation {
[INFO] [stdout]   |      ----------------- variant in this enum
[INFO] [stdout] 4 |     All,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `White` is never constructed
[INFO] [stdout]  --> src/bin/impl.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Box_Color {
[INFO] [stdout]   |      --------- variant in this enum
[INFO] [stdout] 2 |     Red,
[INFO] [stdout] 3 |     White,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `postion` and `salary` are never read
[INFO] [stdout]   --> src/bin/derive.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | struct Employee {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout]  9 |     postion: Postion,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     salary: i32
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Employee` 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: type `Drink_Flavors` should have an upper camel case name
[INFO] [stdout]  --> src/bin/struct.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Drink_Flavors {
[INFO] [stdout]   |      ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `DrinkFlavors`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Lime` and `Grape` are never constructed
[INFO] [stdout]  --> src/bin/struct.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Drink_Flavors {
[INFO] [stdout]   |      ------------- variants in this enum
[INFO] [stdout] 2 |     Lime,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 3 |     Grape,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Backstage` is never constructed
[INFO] [stdout]  --> src/bin/match.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Ticket {
[INFO] [stdout]   |      ------ variant in this enum
[INFO] [stdout] 2 |     Backstage(i32, String),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Drink_Flavors` should have an upper camel case name
[INFO] [stdout]  --> src/bin/struct.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Drink_Flavors {
[INFO] [stdout]   |      ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `DrinkFlavors`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Lime` and `Grape` are never constructed
[INFO] [stdout]  --> src/bin/struct.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Drink_Flavors {
[INFO] [stdout]   |      ------------- variants in this enum
[INFO] [stdout] 2 |     Lime,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 3 |     Grape,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Black` is never constructed
[INFO] [stdout]  --> src/bin/enum.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Colors {
[INFO] [stdout]   |      ------ variant in this enum
[INFO] [stdout] 2 |     Black,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Flat` and `Custom` are never constructed
[INFO] [stdout]   --> src/bin/enum.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | enum Discount {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout]  8 |     Percent(f64),
[INFO] [stdout]  9 |     Flat(i32),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     Custom(String)
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Backstage` is never constructed
[INFO] [stdout]  --> src/bin/match.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Ticket {
[INFO] [stdout]   |      ------ variant in this enum
[INFO] [stdout] 2 |     Backstage(i32, String),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Black` is never constructed
[INFO] [stdout]  --> src/bin/enum.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Colors {
[INFO] [stdout]   |      ------ variant in this enum
[INFO] [stdout] 2 |     Black,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Flat` and `Custom` are never constructed
[INFO] [stdout]   --> src/bin/enum.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | enum Discount {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout]  8 |     Percent(f64),
[INFO] [stdout]  9 |     Flat(i32),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     Custom(String)
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.57s
[INFO] running `Command { std: "docker" "inspect" "5b3e2ad0150db5a8e2be11d9e47e265e1b4db27fae068515e5ad985e1f0d07f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b3e2ad0150db5a8e2be11d9e47e265e1b4db27fae068515e5ad985e1f0d07f5", kill_on_drop: false }`
[INFO] [stdout] 5b3e2ad0150db5a8e2be11d9e47e265e1b4db27fae068515e5ad985e1f0d07f5
