[INFO] updating cached repository https://github.com/simon-i1-h/natuconv
[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] f9f1d7cc0e77daaad751cd093f9a6aa920779c44
[INFO] testing simon-i1-h/natuconv against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-i1-h%2Fnatuconv" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simon-i1-h/natuconv 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/simon-i1-h/natuconv
[INFO] finished tweaking git repo https://github.com/simon-i1-h/natuconv
[INFO] tweaked toml for git repo https://github.com/simon-i1-h/natuconv written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/simon-i1-h/natuconv already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 52b02466f4fbbe43ef0b1680aa04069ea7e2ac5733212ae33e969fc54e6a94e3
[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" "52b02466f4fbbe43ef0b1680aa04069ea7e2ac5733212ae33e969fc54e6a94e3"`
[INFO] [stderr]    Compiling natuconv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `core::str::<impl str>::trim_end` that must be used
[INFO] [stderr]  --> src/bin/natuconv.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     buf.trim_end();
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: this returns the trimmed string as a new slice, without modifying the original
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "52b02466f4fbbe43ef0b1680aa04069ea7e2ac5733212ae33e969fc54e6a94e3"`
[INFO] running `"docker" "rm" "-f" "52b02466f4fbbe43ef0b1680aa04069ea7e2ac5733212ae33e969fc54e6a94e3"`
[INFO] [stdout] 52b02466f4fbbe43ef0b1680aa04069ea7e2ac5733212ae33e969fc54e6a94e3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e25b40d354b3784b2bc719182fc9def57e28cd37a35c7653d032c3fa8d2eba7e
[INFO] running `"docker" "start" "-a" "e25b40d354b3784b2bc719182fc9def57e28cd37a35c7653d032c3fa8d2eba7e"`
[INFO] [stderr]    Compiling natuconv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `core::str::<impl str>::trim_end` that must be used
[INFO] [stderr]  --> src/bin/natuconv.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     buf.trim_end();
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: this returns the trimmed string as a new slice, without modifying the original
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "e25b40d354b3784b2bc719182fc9def57e28cd37a35c7653d032c3fa8d2eba7e"`
[INFO] running `"docker" "rm" "-f" "e25b40d354b3784b2bc719182fc9def57e28cd37a35c7653d032c3fa8d2eba7e"`
[INFO] [stdout] e25b40d354b3784b2bc719182fc9def57e28cd37a35c7653d032c3fa8d2eba7e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2a09ab123f9b515c8cc9a6962bb9cad39ec4997162a9482c77355d86bc83e3fe
[INFO] running `"docker" "start" "-a" "2a09ab123f9b515c8cc9a6962bb9cad39ec4997162a9482c77355d86bc83e3fe"`
[INFO] [stderr] warning: unused return value of `core::str::<impl str>::trim_end` that must be used
[INFO] [stderr]  --> src/bin/natuconv.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     buf.trim_end();
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: this returns the trimmed string as a new slice, without modifying the original
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/natuconv-55b615db6fa7f3bb
[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/natuconv_test-9d87663893748e09
[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" "2a09ab123f9b515c8cc9a6962bb9cad39ec4997162a9482c77355d86bc83e3fe"`
[INFO] running `"docker" "rm" "-f" "2a09ab123f9b515c8cc9a6962bb9cad39ec4997162a9482c77355d86bc83e3fe"`
[INFO] [stdout] 2a09ab123f9b515c8cc9a6962bb9cad39ec4997162a9482c77355d86bc83e3fe