[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] ce5a92401e90405980bd13e34f4bda2b7e3da397
[INFO] testing demandre/rust-ppm against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemandre%2Frust-ppm" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/demandre/rust-ppm on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "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-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9bb2b70175ea993c93df7549f795a45e7f648eb22e327c32102660b0c9360d98
[INFO] running `"docker" "start" "-a" "9bb2b70175ea993c93df7549f795a45e7f648eb22e327c32102660b0c9360d98"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling inventory v0.1.6
[INFO] [stderr]    Compiling unindent v0.1.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ppm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling pyo3-derive-backend v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling ctor v0.1.14
[INFO] [stderr]    Compiling inventory-impl v0.1.6
[INFO] [stderr]    Compiling indoc-impl v0.3.5
[INFO] [stderr]    Compiling paste-impl v0.1.10
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling dict_derive v0.2.0
[INFO] [stderr]    Compiling pyo3cls v0.9.2
[INFO] [stderr]    Compiling paste v0.1.10
[INFO] [stderr]    Compiling indoc v0.3.5
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling pyo3 v0.9.2
[INFO] [stderr] warning: unused imports: `Grayscalable`, `Invertable`
[INFO] [stderr]  --> src/lib.rs:6:27
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ppma_wrapper::image::{Invertable, Grayscalable, Image};
[INFO] [stderr]   |                           ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `py`
[INFO] [stderr]   --> src/lib.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn ppm(py: Python, m: &PyModule) -> PyResult<()> {
[INFO] [stderr]    |        ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `invert`
[INFO] [stderr]    --> src/ppma_wrapper.rs:157:8
[INFO] [stderr]     |
[INFO] [stderr] 157 | pub fn invert(mut img : Image) -> Image {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `grayscale`
[INFO] [stderr]    --> src/ppma_wrapper.rs:162:8
[INFO] [stderr]     |
[INFO] [stderr] 162 | pub fn grayscale(mut img : Image) -> Image {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 05s
[INFO] running `"docker" "inspect" "9bb2b70175ea993c93df7549f795a45e7f648eb22e327c32102660b0c9360d98"`
[INFO] running `"docker" "rm" "-f" "9bb2b70175ea993c93df7549f795a45e7f648eb22e327c32102660b0c9360d98"`
[INFO] [stdout] 9bb2b70175ea993c93df7549f795a45e7f648eb22e327c32102660b0c9360d98
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stdout] d8c03bd85719dbe267a8e9fd7f6ecc414e5b2f0e6558bb5c711b39d9362739c0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d8c03bd85719dbe267a8e9fd7f6ecc414e5b2f0e6558bb5c711b39d9362739c0"`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling criterion-plot v0.4.1
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling ppm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Grayscalable`, `Invertable`
[INFO] [stderr]  --> src/lib.rs:6:27
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ppma_wrapper::image::{Invertable, Grayscalable, Image};
[INFO] [stderr]   |                           ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `py`
[INFO] [stderr]   --> src/lib.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn ppm(py: Python, m: &PyModule) -> PyResult<()> {
[INFO] [stderr]    |        ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `invert`
[INFO] [stderr]    --> src/ppma_wrapper.rs:157:8
[INFO] [stderr]     |
[INFO] [stderr] 157 | pub fn invert(mut img : Image) -> Image {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `grayscale`
[INFO] [stderr]    --> src/ppma_wrapper.rs:162:8
[INFO] [stderr]     |
[INFO] [stderr] 162 | pub fn grayscale(mut img : Image) -> Image {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 47.23s
[INFO] running `"docker" "inspect" "d8c03bd85719dbe267a8e9fd7f6ecc414e5b2f0e6558bb5c711b39d9362739c0"`
[INFO] running `"docker" "rm" "-f" "d8c03bd85719dbe267a8e9fd7f6ecc414e5b2f0e6558bb5c711b39d9362739c0"`
[INFO] [stdout] d8c03bd85719dbe267a8e9fd7f6ecc414e5b2f0e6558bb5c711b39d9362739c0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] e751b76f467b3e03b1431061b45730bfc47adfe7407947a9ad942c874f64ba72
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e751b76f467b3e03b1431061b45730bfc47adfe7407947a9ad942c874f64ba72"`
[INFO] [stderr] warning: function is never used: `invert`
[INFO] [stderr]    --> src/ppma_wrapper.rs:157:8
[INFO] [stderr]     |
[INFO] [stderr] 157 | pub fn invert(mut img : Image) -> Image {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `grayscale`
[INFO] [stderr]    --> src/ppma_wrapper.rs:162:8
[INFO] [stderr]     |
[INFO] [stderr] 162 | pub fn grayscale(mut img : Image) -> Image {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Grayscalable`, `Invertable`
[INFO] [stderr]  --> src/lib.rs:6:27
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ppma_wrapper::image::{Invertable, Grayscalable, Image};
[INFO] [stderr]   |                           ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `py`
[INFO] [stderr]   --> src/lib.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn ppm(py: Python, m: &PyModule) -> PyResult<()> {
[INFO] [stderr]    |        ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ppm-f2b9bf209c0aa5e5
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ppm-265d2ff0f77c07fa
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e751b76f467b3e03b1431061b45730bfc47adfe7407947a9ad942c874f64ba72"`
[INFO] running `"docker" "rm" "-f" "e751b76f467b3e03b1431061b45730bfc47adfe7407947a9ad942c874f64ba72"`
[INFO] [stdout] e751b76f467b3e03b1431061b45730bfc47adfe7407947a9ad942c874f64ba72