[INFO] cloning repository https://github.com/Allen-B1/blockcity
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Allen-B1/blockcity" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAllen-B1%2Fblockcity", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAllen-B1%2Fblockcity'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc47028896fe0e9137e2cee4fd786f08c7ef5eec
[INFO] checking Allen-B1/blockcity against try#7306d3110618f84a6a4662b9e2cc4fd0d9b02da8 for pr-97346
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAllen-B1%2Fblockcity" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Allen-B1/blockcity on toolchain 7306d3110618f84a6a4662b9e2cc4fd0d9b02da8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Allen-B1/blockcity
[INFO] finished tweaking git repo https://github.com/Allen-B1/blockcity
[INFO] tweaked toml for git repo https://github.com/Allen-B1/blockcity written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Allen-B1/blockcity already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eccf0f8d589e47025a057676726a0fcac9495ba1c4d919e52f76db3bb8fe5492
[INFO] running `Command { std: "docker" "start" "-a" "eccf0f8d589e47025a057676726a0fcac9495ba1c4d919e52f76db3bb8fe5492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eccf0f8d589e47025a057676726a0fcac9495ba1c4d919e52f76db3bb8fe5492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eccf0f8d589e47025a057676726a0fcac9495ba1c4d919e52f76db3bb8fe5492", kill_on_drop: false }`
[INFO] [stdout] eccf0f8d589e47025a057676726a0fcac9495ba1c4d919e52f76db3bb8fe5492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfdecef07ebc180632102786629c4cd5e1a3d6e6bbe4b301086c2222424bdb8d
[INFO] running `Command { std: "docker" "start" "-a" "cfdecef07ebc180632102786629c4cd5e1a3d6e6bbe4b301086c2222424bdb8d", kill_on_drop: false }`
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[INFO] [stderr]    Compiling hyper v0.14.18
[INFO] [stderr]    Compiling rocket_http v0.5.0-rc.1
[INFO] [stderr]    Compiling rocket_codegen v0.5.0-rc.1
[INFO] [stderr]     Checking towers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use] extern crate itertools;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `JavaScript`
[INFO] [stdout]  --> src/main.rs:5:39
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rocket::response::content::{Html, JavaScript};
[INFO] [stdout]   |                                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/main.rs:7:51
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{fs, collections::HashMap, sync::{RwLock,Mutex}};
[INFO] [stdout]   |                                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use] extern crate itertools;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `JavaScript`
[INFO] [stdout]  --> src/main.rs:5:39
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rocket::response::content::{Html, JavaScript};
[INFO] [stdout]   |                                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/main.rs:7:51
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{fs, collections::HashMap, sync::{RwLock,Mutex}};
[INFO] [stdout]   |                                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `city_id`
[INFO] [stdout]    --> src/main.rs:165:15
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn api_create(city_id: u32, user_id: UserID, block_type: String) -> Result<String, String> {
[INFO] [stdout]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_city_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_id`
[INFO] [stdout]    --> src/main.rs:165:29
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn api_create(city_id: u32, user_id: UserID, block_type: String) -> Result<String, String> {
[INFO] [stdout]     |                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_type`
[INFO] [stdout]    --> src/main.rs:165:46
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn api_create(city_id: u32, user_id: UserID, block_type: String) -> Result<String, String> {
[INFO] [stdout]     |                                              ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/main.rs:93:61
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.owner = self.users.iter().next().map(|(id, data)| *id);
[INFO] [stdout]    |                                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `city_id`
[INFO] [stdout]    --> src/main.rs:165:15
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn api_create(city_id: u32, user_id: UserID, block_type: String) -> Result<String, String> {
[INFO] [stdout]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_city_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_id`
[INFO] [stdout]    --> src/main.rs:165:29
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn api_create(city_id: u32, user_id: UserID, block_type: String) -> Result<String, String> {
[INFO] [stdout]     |                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_type`
[INFO] [stdout]    --> src/main.rs:165:46
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn api_create(city_id: u32, user_id: UserID, block_type: String) -> Result<String, String> {
[INFO] [stdout]     |                                              ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/main.rs:93:61
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.owner = self.users.iter().next().map(|(id, data)| *id);
[INFO] [stdout]    |                                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Video`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Video { source: String }, // vimeo/YT
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Block` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/main.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Clone, Serialize)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `api_create`
[INFO] [stdout]    --> src/main.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn api_create(city_id: u32, user_id: UserID, block_type: String) -> Result<String, String> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Video`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Video { source: String }, // vimeo/YT
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Block` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/main.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Clone, Serialize)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `api_create`
[INFO] [stdout]    --> src/main.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn api_create(city_id: u32, user_id: UserID, block_type: String) -> Result<String, String> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `Command { std: "docker" "inspect" "cfdecef07ebc180632102786629c4cd5e1a3d6e6bbe4b301086c2222424bdb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfdecef07ebc180632102786629c4cd5e1a3d6e6bbe4b301086c2222424bdb8d", kill_on_drop: false }`
[INFO] [stdout] cfdecef07ebc180632102786629c4cd5e1a3d6e6bbe4b301086c2222424bdb8d