[INFO] cloning repository https://github.com/rtalwar26/example-rust-graphql
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rtalwar26/example-rust-graphql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtalwar26%2Fexample-rust-graphql", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtalwar26%2Fexample-rust-graphql'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2408cc0770237d9d8b2bf215ac766f8a4cd967a5
[INFO] checking rtalwar26/example-rust-graphql against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtalwar26%2Fexample-rust-graphql" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rtalwar26/example-rust-graphql
[INFO] finished tweaking git repo https://github.com/rtalwar26/example-rust-graphql
[INFO] tweaked toml for git repo https://github.com/rtalwar26/example-rust-graphql written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rtalwar26/example-rust-graphql on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rtalwar26/example-rust-graphql 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "ff0b6d93e19782959c7ca85423142ebdc7b53fbb609b875770898cb97930f43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff0b6d93e19782959c7ca85423142ebdc7b53fbb609b875770898cb97930f43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff0b6d93e19782959c7ca85423142ebdc7b53fbb609b875770898cb97930f43f", kill_on_drop: false }`
[INFO] [stdout] ff0b6d93e19782959c7ca85423142ebdc7b53fbb609b875770898cb97930f43f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c73ff365976bae71f37b7efec0919efbdfc800e4702db7f95234f4c22464955
[INFO] running `Command { std: "docker" "start" "-a" "7c73ff365976bae71f37b7efec0919efbdfc800e4702db7f95234f4c22464955", kill_on_drop: false }`
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[INFO] [stdout] warning: struct `Customer` is never constructed
[INFO] [stdout]  --> src/models/app_models.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Customer {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Customer` is never constructed
[INFO] [stdout]  --> src/models/app_models.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Customer {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gql.rs:123:43
[INFO] [stdout]     |
[INFO] [stdout] 123 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 124 | |     let res = req.execute_async(&schema, &ctx).await;
[INFO] [stdout] 125 | |     let json = serde_json::to_string(&res).expect("Invalid JSON response");
[INFO] [stdout] 126 | |     Ok(json)
[INFO] [stdout] 127 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gql.rs:123:43
[INFO] [stdout]     |
[INFO] [stdout] 123 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 124 | |     let res = req.execute_async(&schema, &ctx).await;
[INFO] [stdout] 125 | |     let json = serde_json::to_string(&res).expect("Invalid JSON response");
[INFO] [stdout] 126 | |     Ok(json)
[INFO] [stdout] 127 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gql.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     Ok(json)
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustql` (bin "rustql") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gql.rs:123:43
[INFO] [stdout]     |
[INFO] [stdout] 123 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 124 | |     let res = req.execute_async(&schema, &ctx).await;
[INFO] [stdout] 125 | |     let json = serde_json::to_string(&res).expect("Invalid JSON response");
[INFO] [stdout] 126 | |     Ok(json)
[INFO] [stdout] 127 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gql.rs:123:43
[INFO] [stdout]     |
[INFO] [stdout] 123 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 124 | |     let res = req.execute_async(&schema, &ctx).await;
[INFO] [stdout] 125 | |     let json = serde_json::to_string(&res).expect("Invalid JSON response");
[INFO] [stdout] 126 | |     Ok(json)
[INFO] [stdout] 127 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gql.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     Ok(json)
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustql` (bin "rustql" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "7c73ff365976bae71f37b7efec0919efbdfc800e4702db7f95234f4c22464955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c73ff365976bae71f37b7efec0919efbdfc800e4702db7f95234f4c22464955", kill_on_drop: false }`
[INFO] [stdout] 7c73ff365976bae71f37b7efec0919efbdfc800e4702db7f95234f4c22464955
