[INFO] updating cached repository https://github.com/demandre/rust-ppm
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c5a6181ebd0ebab5c3a1ecdd3c3bfb49a79ef1f2
[INFO] checking demandre/rust-ppm against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemandre%2Frust-ppm" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/demandre/rust-ppm on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/demandre/rust-ppm
[INFO] finished tweaking git repo https://github.com/demandre/rust-ppm
[INFO] tweaked toml for git repo https://github.com/demandre/rust-ppm written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/demandre/rust-ppm already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "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] 4e5f2fb5671b0101ecb66db4d0f10f0c862688c54e93713c4e594f7b2c6634f6
[INFO] running `"docker" "start" "-a" "4e5f2fb5671b0101ecb66db4d0f10f0c862688c54e93713c4e594f7b2c6634f6"`
[INFO] [stderr]    Compiling ppm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr] warning: unused import: `std::ptr`
[INFO] [stderr]  --> src/ppma_wrapper.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::ptr;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `App`, `Arg`
[INFO] [stderr]  --> src/main.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | use clap::{Arg, App};
[INFO] [stderr]   |            ^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ptr`
[INFO] [stderr]  --> src/ppma_wrapper.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::ptr;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `App`, `Arg`
[INFO] [stderr]  --> src/main.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | use clap::{Arg, App};
[INFO] [stderr]   |            ^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: foreign function is never used: `ppma_read`
[INFO] [stderr]   --> src/ppma_wrapper.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn ppma_read(input_name : *const c_char, xsize : *mut c_int, ysize : *mut c_int, rgb_max : *mut c_int, r : *mut *mut c_int, g : *mut *mut c_int, b : *mut *mut c_int);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `ppma_read_wrapper`
[INFO] [stderr]   --> src/ppma_wrapper.rs:79:8
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub fn ppma_read_wrapper(input_name : String) -> Image {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/ppma_wrapper/image.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![crate_name = "doc"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate-level attribute should be in the root module
[INFO] [stderr]  --> src/ppma_wrapper/image.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![crate_name = "doc"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: foreign function is never used: `ppma_read`
[INFO] [stderr]   --> src/ppma_wrapper.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn ppma_read(input_name : *const c_char, xsize : *mut c_int, ysize : *mut c_int, rgb_max : *mut c_int, r : *mut *mut c_int, g : *mut *mut c_int, b : *mut *mut c_int);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `ppma_read_wrapper`
[INFO] [stderr]   --> src/ppma_wrapper.rs:79:8
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub fn ppma_read_wrapper(input_name : String) -> Image {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/ppma_wrapper/image.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![crate_name = "doc"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate-level attribute should be in the root module
[INFO] [stderr]  --> src/ppma_wrapper/image.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![crate_name = "doc"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `"docker" "inspect" "4e5f2fb5671b0101ecb66db4d0f10f0c862688c54e93713c4e594f7b2c6634f6"`
[INFO] running `"docker" "rm" "-f" "4e5f2fb5671b0101ecb66db4d0f10f0c862688c54e93713c4e594f7b2c6634f6"`
[INFO] [stdout] 4e5f2fb5671b0101ecb66db4d0f10f0c862688c54e93713c4e594f7b2c6634f6