[INFO] cloning repository https://github.com/iluvpy/calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iluvpy/calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filuvpy%2Fcalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filuvpy%2Fcalc'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/iluvpy/calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iluvpy/calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filuvpy%2Fcalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filuvpy%2Fcalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d10ac263fef09501796f2ed569dd413ff19b9042
[INFO] checking iluvpy/calc against master#fc5af1813307d25a84d633f21e2e53c9376eb547 for pr-144386
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filuvpy%2Fcalc" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iluvpy/calc
[INFO] finished tweaking git repo https://github.com/iluvpy/calc
[INFO] tweaked toml for git repo https://github.com/iluvpy/calc written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iluvpy/calc on toolchain fc5af1813307d25a84d633f21e2e53c9376eb547
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iluvpy/calc 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" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d90512d921caf841c60091b197681b758291997c3aa585858004bc7c023eb27b
[INFO] running `Command { std: "docker" "start" "-a" "d90512d921caf841c60091b197681b758291997c3aa585858004bc7c023eb27b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d90512d921caf841c60091b197681b758291997c3aa585858004bc7c023eb27b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90512d921caf841c60091b197681b758291997c3aa585858004bc7c023eb27b", kill_on_drop: false }`
[INFO] [stdout] d90512d921caf841c60091b197681b758291997c3aa585858004bc7c023eb27b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0baef1478841643be1a87d9401afa33aa997818a840e17a8ae4ae4b0c913d99b
[INFO] running `Command { std: "docker" "start" "-a" "0baef1478841643be1a87d9401afa33aa997818a840e17a8ae4ae4b0c913d99b", kill_on_drop: false }`
[INFO] [stderr]     Checking calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `terminate` is never read
[INFO] [stdout]   --> src/interp/mod.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct InterpData {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 12 |     pub input: String,
[INFO] [stdout] 13 |     pub terminate: bool
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `break_subexpr` is never used
[INFO] [stdout]   --> src/interp/utils/mod.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn break_subexpr(expr: &String) -> Vec<String>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_int` is never used
[INFO] [stdout]   --> src/interp/utils/mod.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn is_int(strn: &String) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_float` is never used
[INFO] [stdout]   --> src/interp/utils/mod.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn is_float(strn: &String) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `terminate` is never read
[INFO] [stdout]   --> src/interp/mod.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct InterpData {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 12 |     pub input: String,
[INFO] [stdout] 13 |     pub terminate: bool
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `break_subexpr` is never used
[INFO] [stdout]   --> src/interp/utils/mod.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn break_subexpr(expr: &String) -> Vec<String>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_int` is never used
[INFO] [stdout]   --> src/interp/utils/mod.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn is_int(strn: &String) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_float` is never used
[INFO] [stdout]   --> src/interp/utils/mod.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn is_float(strn: &String) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "0baef1478841643be1a87d9401afa33aa997818a840e17a8ae4ae4b0c913d99b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0baef1478841643be1a87d9401afa33aa997818a840e17a8ae4ae4b0c913d99b", kill_on_drop: false }`
[INFO] [stdout] 0baef1478841643be1a87d9401afa33aa997818a840e17a8ae4ae4b0c913d99b