[INFO] cloning repository https://github.com/Alexander-Hjelm/construct.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alexander-Hjelm/construct.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexander-Hjelm%2Fconstruct.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexander-Hjelm%2Fconstruct.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 560f0ebf6aaea0086f251a24a21ba05b05845fb5
[INFO] checking Alexander-Hjelm/construct.rs against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexander-Hjelm%2Fconstruct.rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alexander-Hjelm/construct.rs on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alexander-Hjelm/construct.rs
[INFO] finished tweaking git repo https://github.com/Alexander-Hjelm/construct.rs
[INFO] tweaked toml for git repo https://github.com/Alexander-Hjelm/construct.rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Alexander-Hjelm/construct.rs 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v0.4.20
[INFO] [stderr]   Downloaded quote v0.6.8
[INFO] [stderr]   Downloaded serde_derive v1.0.79
[INFO] [stderr]   Downloaded ryu v0.2.6
[INFO] [stderr]   Downloaded serde_json v1.0.32
[INFO] [stderr]   Downloaded syn v0.15.9
[INFO] [stderr]   Downloaded serde v1.0.79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92e3df4a525579387d2f82e2c67d4891c129b5920f5d37405f61a85c1d56f620
[INFO] running `Command { std: "docker" "start" "-a" "92e3df4a525579387d2f82e2c67d4891c129b5920f5d37405f61a85c1d56f620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92e3df4a525579387d2f82e2c67d4891c129b5920f5d37405f61a85c1d56f620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92e3df4a525579387d2f82e2c67d4891c129b5920f5d37405f61a85c1d56f620", kill_on_drop: false }`
[INFO] [stdout] 92e3df4a525579387d2f82e2c67d4891c129b5920f5d37405f61a85c1d56f620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f9b3d08ea34eb75125b7359474e7cdeecc9541b978b10f1ea25f1de78dbdeba
[INFO] running `Command { std: "docker" "start" "-a" "4f9b3d08ea34eb75125b7359474e7cdeecc9541b978b10f1ea25f1de78dbdeba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.9
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]     Checking construct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> construct.rs:242:38
[INFO] [stdout]     |
[INFO] [stdout] 242 |     let str_maps = block.string_maps;;
[INFO] [stdout]     |                                      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> construct.rs:244:121
[INFO] [stdout]     |
[INFO] [stdout] 244 |     let mut template_file = Err(std::io::Error::new(std::io::ErrorKind::Other, "No template file found with that id."));;
[INFO] [stdout]     |                                                                                                                         ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> construct.rs:242:38
[INFO] [stdout]     |
[INFO] [stdout] 242 |     let str_maps = block.string_maps;;
[INFO] [stdout]     |                                      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> construct.rs:244:121
[INFO] [stdout]     |
[INFO] [stdout] 244 |     let mut template_file = Err(std::io::Error::new(std::io::ErrorKind::Other, "No template file found with that id."));;
[INFO] [stdout]     |                                                                                                                         ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> construct.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut src_file = File::open(path_str).unwrap();
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> construct.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut src_file = File::open(path_str).unwrap();
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `bracket_count` is never read
[INFO] [stdout]    --> construct.rs:351:13
[INFO] [stdout]     |
[INFO] [stdout] 351 |     let mut bracket_count = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `bracket_count` is never read
[INFO] [stdout]    --> construct.rs:351:13
[INFO] [stdout]     |
[INFO] [stdout] 351 |     let mut bracket_count = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `subblocks2D` should have a snake case name
[INFO] [stdout]    --> construct.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 320 |         let subblocks2D = block.blocks.unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: convert the identifier to snake case: `subblocks2_d`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `subblocks2D` should have a snake case name
[INFO] [stdout]    --> construct.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 320 |         let subblocks2D = block.blocks.unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: convert the identifier to snake case: `subblocks2_d`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `Command { std: "docker" "inspect" "4f9b3d08ea34eb75125b7359474e7cdeecc9541b978b10f1ea25f1de78dbdeba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9b3d08ea34eb75125b7359474e7cdeecc9541b978b10f1ea25f1de78dbdeba", kill_on_drop: false }`
[INFO] [stdout] 4f9b3d08ea34eb75125b7359474e7cdeecc9541b978b10f1ea25f1de78dbdeba
