[INFO] cloning repository https://github.com/Zmanf/Physics-graphing
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zmanf/Physics-graphing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZmanf%2FPhysics-graphing"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZmanf%2FPhysics-graphing'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5ef61a03fae7c6b749d7bb4c761ec15df02145c8
[INFO] checking Zmanf/Physics-graphing against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZmanf%2FPhysics-graphing" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Zmanf/Physics-graphing on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Zmanf/Physics-graphing
[INFO] finished tweaking git repo https://github.com/Zmanf/Physics-graphing
[INFO] tweaked toml for git repo https://github.com/Zmanf/Physics-graphing written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Zmanf/Physics-graphing already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iter-read v0.2.0
[INFO] [stderr]   Downloaded serde-pickle v0.5.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bc2f1317e1d14cf371ab0b9a462d60cfc7425945e6a91d5e2f1499ac2053d260
[INFO] running `"docker" "start" "-a" "bc2f1317e1d14cf371ab0b9a462d60cfc7425945e6a91d5e2f1499ac2053d260"`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]     Checking iter-read v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]     Checking serde-pickle v0.5.0
[INFO] [stderr]     Checking physics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `next`
[INFO] [stderr]  --> src/utill.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn next() -> String {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `next_int`
[INFO] [stderr]   --> src/utill.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn next_int() -> i64 {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `next_char`
[INFO] [stderr]   --> src/utill.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn next_char() -> char {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]   --> src/lib.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn main() {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `next`
[INFO] [stderr]  --> src/utill.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn next() -> String {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `next_int`
[INFO] [stderr]   --> src/utill.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn next_int() -> i64 {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `next_char`
[INFO] [stderr]   --> src/utill.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn next_char() -> char {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.76s
[INFO] running `"docker" "inspect" "bc2f1317e1d14cf371ab0b9a462d60cfc7425945e6a91d5e2f1499ac2053d260"`
[INFO] running `"docker" "rm" "-f" "bc2f1317e1d14cf371ab0b9a462d60cfc7425945e6a91d5e2f1499ac2053d260"`
[INFO] [stdout] bc2f1317e1d14cf371ab0b9a462d60cfc7425945e6a91d5e2f1499ac2053d260