[INFO] cloning repository https://github.com/jonfast565/UniversalBre
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonfast565/UniversalBre" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonfast565%2FUniversalBre", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonfast565%2FUniversalBre'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e54e957e9ad121b9bc8d3a1f83e0594f7459a5c
[INFO] checking jonfast565/UniversalBre against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonfast565%2FUniversalBre" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonfast565/UniversalBre on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonfast565/UniversalBre
[INFO] finished tweaking git repo https://github.com/jonfast565/UniversalBre
[INFO] tweaked toml for git repo https://github.com/jonfast565/UniversalBre written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/jonfast565/UniversalBre already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v5.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52eaa8ee77608a4ed6c958529d9a50df330121f6ecbd6646525855d1f80ecdc8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "52eaa8ee77608a4ed6c958529d9a50df330121f6ecbd6646525855d1f80ecdc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52eaa8ee77608a4ed6c958529d9a50df330121f6ecbd6646525855d1f80ecdc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52eaa8ee77608a4ed6c958529d9a50df330121f6ecbd6646525855d1f80ecdc8", kill_on_drop: false }`
[INFO] [stdout] 52eaa8ee77608a4ed6c958529d9a50df330121f6ecbd6646525855d1f80ecdc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 55cfd912631fc58245b7ca0b37a23a62a22b964a29b0760b97fba7d0c8d2eb8c
[INFO] running `Command { std: "docker" "start" "-a" "55cfd912631fc58245b7ca0b37a23a62a22b964a29b0760b97fba7d0c8d2eb8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]    Compiling mashup-impl v0.1.9
[INFO] [stderr]     Checking mashup v0.1.9
[INFO] [stderr]     Checking rustyline v5.0.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking quickeval v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `FasmDirective`
[INFO] [stdout]  --> src/code_generation/codegen.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FasmDirective {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FasmComment`
[INFO] [stdout]   --> src/code_generation/codegen.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FasmComment {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FasmDirective`
[INFO] [stdout]  --> src/code_generation/codegen.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FasmDirective {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FasmComment`
[INFO] [stdout]   --> src/code_generation/codegen.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FasmComment {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.85s
[INFO] running `Command { std: "docker" "inspect" "55cfd912631fc58245b7ca0b37a23a62a22b964a29b0760b97fba7d0c8d2eb8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55cfd912631fc58245b7ca0b37a23a62a22b964a29b0760b97fba7d0c8d2eb8c", kill_on_drop: false }`
[INFO] [stdout] 55cfd912631fc58245b7ca0b37a23a62a22b964a29b0760b97fba7d0c8d2eb8c