[INFO] fetching crate heim-process 0.1.0...
[INFO] extracting crate heim-process 0.1.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/heim-process/0.1.0
[INFO] extracting crate heim-process 0.1.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/heim-process/0.1.0
[INFO] validating manifest of heim-process-0.1.0 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of heim-process-0.1.0 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing heim-process-0.1.0
[INFO] finished frobbing heim-process-0.1.0
[INFO] frobbed toml for heim-process-0.1.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/heim-process/0.1.0/Cargo.toml
[INFO] started frobbing heim-process-0.1.0
[INFO] finished frobbing heim-process-0.1.0
[INFO] frobbed toml for heim-process-0.1.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/heim-process/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heim-runtime v0.0.1
[INFO] [stderr]   Downloaded heim-derive v0.0.1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking heim-process-0.1.0 against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/heim-process/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1aebe07558df3ec2e42dad9dfa5dbb64dc14406c0d3a022ea7a8e1fc229bfda5
[INFO] running `"docker" "start" "-a" "1aebe07558df3ec2e42dad9dfa5dbb64dc14406c0d3a022ea7a8e1fc229bfda5"`
[INFO] [stderr]    Compiling heim-derive v0.0.1
[INFO] [stderr]     Checking uom v0.22.2
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking heim-common v0.0.1
[INFO] [stderr]     Checking heim-runtime v0.0.1
[INFO] [stderr]     Checking heim-process v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `crate::types::EnvOs`
[INFO] [stderr]  --> src/sys/linux/process/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::types::EnvOs;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::types::EnvOs`
[INFO] [stderr]  --> src/process.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::types::EnvOs;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_environ`
[INFO] [stderr]   --> src/sys/linux/process/procfs.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn read_environ<T: AsRef<Path>>(path: T) -> impl Future<Item=EnvOs, Error=Error> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::types::EnvOs`
[INFO] [stderr]  --> src/sys/linux/process/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::types::EnvOs;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::types::EnvOs`
[INFO] [stderr]  --> src/process.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::types::EnvOs;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_environ`
[INFO] [stderr]   --> src/sys/linux/process/procfs.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn read_environ<T: AsRef<Path>>(path: T) -> impl Future<Item=EnvOs, Error=Error> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> examples/processes.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |         dbg!(process);
[INFO] [stderr]   |         ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]   = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> examples/pids.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |         dbg!(pid);
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]   = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.39s
[INFO] running `"docker" "inspect" "1aebe07558df3ec2e42dad9dfa5dbb64dc14406c0d3a022ea7a8e1fc229bfda5"`
[INFO] running `"docker" "rm" "-f" "1aebe07558df3ec2e42dad9dfa5dbb64dc14406c0d3a022ea7a8e1fc229bfda5"`
[INFO] [stdout] 1aebe07558df3ec2e42dad9dfa5dbb64dc14406c0d3a022ea7a8e1fc229bfda5