[INFO] cloning repository https://github.com/heretic17/blazingly-fast-converter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heretic17/blazingly-fast-converter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheretic17%2Fblazingly-fast-converter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheretic17%2Fblazingly-fast-converter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e07fd6b5f79979d103b615a78369bb2bd28a802
[INFO] checking heretic17/blazingly-fast-converter against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheretic17%2Fblazingly-fast-converter" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/heretic17/blazingly-fast-converter on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/heretic17/blazingly-fast-converter
[INFO] finished tweaking git repo https://github.com/heretic17/blazingly-fast-converter
[INFO] tweaked toml for git repo https://github.com/heretic17/blazingly-fast-converter written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/heretic17/blazingly-fast-converter 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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08895678ce1bcc1e0501f3adf9663dff5c7fe49a30b4759cbbcfc686c8e0e5c4
[INFO] running `Command { std: "docker" "start" "-a" "08895678ce1bcc1e0501f3adf9663dff5c7fe49a30b4759cbbcfc686c8e0e5c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08895678ce1bcc1e0501f3adf9663dff5c7fe49a30b4759cbbcfc686c8e0e5c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08895678ce1bcc1e0501f3adf9663dff5c7fe49a30b4759cbbcfc686c8e0e5c4", kill_on_drop: false }`
[INFO] [stdout] 08895678ce1bcc1e0501f3adf9663dff5c7fe49a30b4759cbbcfc686c8e0e5c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 885ae4d4a60ef85441329899c98e87ffde2acc15020218891baec1cd9695bc29
[INFO] running `Command { std: "docker" "start" "-a" "885ae4d4a60ef85441329899c98e87ffde2acc15020218891baec1cd9695bc29", kill_on_drop: false }`
[INFO] [stderr]     Checking blazingly-fast-converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `parse_value` is never read
[INFO] [stdout]   --> src/functions.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut parse_value:Option<f32> = None;
[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 `parse_value` is never read
[INFO] [stdout]   --> src/functions.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut parse_value:Option<f32> = None;
[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 `parse_value` is never read
[INFO] [stdout]   --> src/functions.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let mut parse_value:Option<f32> = None;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `parse_value` is never read
[INFO] [stdout]   --> src/functions.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let mut parse_value:Option<f32> = None;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "885ae4d4a60ef85441329899c98e87ffde2acc15020218891baec1cd9695bc29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "885ae4d4a60ef85441329899c98e87ffde2acc15020218891baec1cd9695bc29", kill_on_drop: false }`
[INFO] [stdout] 885ae4d4a60ef85441329899c98e87ffde2acc15020218891baec1cd9695bc29