[INFO] cloning repository https://github.com/diegoareval/rust-api-sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diegoareval/rust-api-sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiegoareval%2Frust-api-sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiegoareval%2Frust-api-sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3dc115b16ee72610cf5dc1ca790e286d5ba1aed6
[INFO] checking diegoareval/rust-api-sample against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiegoareval%2Frust-api-sample" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/diegoareval/rust-api-sample on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/diegoareval/rust-api-sample
[INFO] finished tweaking git repo https://github.com/diegoareval/rust-api-sample
[INFO] tweaked toml for git repo https://github.com/diegoareval/rust-api-sample written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/diegoareval/rust-api-sample 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syntex_fmt_macros v0.5.0
[INFO] [stderr]   Downloaded dotenv v0.11.0
[INFO] [stderr]   Downloaded derive-error-chain v0.11.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 948f6ecc000b1dbecb8e2974d3fc77219c0a454df303e08ac99f795a9e56a20a
[INFO] running `Command { std: "docker" "start" "-a" "948f6ecc000b1dbecb8e2974d3fc77219c0a454df303e08ac99f795a9e56a20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "948f6ecc000b1dbecb8e2974d3fc77219c0a454df303e08ac99f795a9e56a20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "948f6ecc000b1dbecb8e2974d3fc77219c0a454df303e08ac99f795a9e56a20a", kill_on_drop: false }`
[INFO] [stdout] 948f6ecc000b1dbecb8e2974d3fc77219c0a454df303e08ac99f795a9e56a20a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d6009b60189de028cb432e550ed889b069fcd92b6f791429241148bb9afd096
[INFO] running `Command { std: "docker" "start" "-a" "0d6009b60189de028cb432e550ed889b069fcd92b6f791429241148bb9afd096", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling syntex_fmt_macros v0.5.0
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling derive-error-chain v0.11.2
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking dotenv v0.11.0
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]     Checking diesel v1.4.8
[INFO] [stderr]     Checking api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `dotenv::dotenv`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use dotenv::dotenv;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `diesel` is imported redundantly
[INFO] [stdout]  --> src/models.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use diesel;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate diesel;
[INFO] [stdout]   | -------------------- the item `diesel` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PgConnection` is imported redundantly
[INFO] [stdout]  --> src/models.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use diesel::prelude::*;
[INFO] [stdout]   |     ------------------ the item `PgConnection` is already imported here
[INFO] [stdout] 3 | use diesel::pg::PgConnection;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dotenv::dotenv`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use dotenv::dotenv;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `diesel` is imported redundantly
[INFO] [stdout]  --> src/models.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use diesel;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate diesel;
[INFO] [stdout]   | -------------------- the item `diesel` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PgConnection` is imported redundantly
[INFO] [stdout]  --> src/models.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use diesel::prelude::*;
[INFO] [stdout]   |     ------------------ the item `PgConnection` is already imported here
[INFO] [stdout] 3 | use diesel::pg::PgConnection;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `title`, `author`, and `published` are never read
[INFO] [stdout]   --> src/models.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Book {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 10 |     pub id: i32,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 11 |     pub title: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 12 |     pub author: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 13 |     pub published: bool
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `show`, `all`, `update_by_id`, `insert`, `delete_by_id`, and `all_by_author` are never used
[INFO] [stdout]   --> src/models.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Book {
[INFO] [stdout]    | --------- associated functions in this implementation
[INFO] [stdout] 25 |     pub fn show(id: i32, conn: &PgConnection) -> Vec<Book>{
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn all(conn: &PgConnection) -> Vec<Book> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn update_by_id(id: i32, conn: &PgConnection, book: NewBook) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn insert(book: NewBook, conn: &PgConnection) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn delete_by_id(id: i32, conn: &PgConnection) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn all_by_author(author: String, conn: &PgConnection) -> Vec<Book> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `title`, `author`, and `published` are never read
[INFO] [stdout]   --> src/models.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Book {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 10 |     pub id: i32,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 11 |     pub title: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 12 |     pub author: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 13 |     pub published: bool
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `show`, `all`, `update_by_id`, `insert`, `delete_by_id`, and `all_by_author` are never used
[INFO] [stdout]   --> src/models.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Book {
[INFO] [stdout]    | --------- associated functions in this implementation
[INFO] [stdout] 25 |     pub fn show(id: i32, conn: &PgConnection) -> Vec<Book>{
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn all(conn: &PgConnection) -> Vec<Book> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn update_by_id(id: i32, conn: &PgConnection, book: NewBook) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn insert(book: NewBook, conn: &PgConnection) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn delete_by_id(id: i32, conn: &PgConnection) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn all_by_author(author: String, conn: &PgConnection) -> Vec<Book> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.94s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "0d6009b60189de028cb432e550ed889b069fcd92b6f791429241148bb9afd096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d6009b60189de028cb432e550ed889b069fcd92b6f791429241148bb9afd096", kill_on_drop: false }`
[INFO] [stdout] 0d6009b60189de028cb432e550ed889b069fcd92b6f791429241148bb9afd096