[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 beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-i1-h%2Fnatuconv" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simon-i1-h/natuconv on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-9/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+beta-2020-06-03" "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] bd58ddfb1acfc236a4de95d9c6f56a7d094359c583f972bf671881ae5093fec6
[INFO] running `"docker" "start" "-a" "bd58ddfb1acfc236a4de95d9c6f56a7d094359c583f972bf671881ae5093fec6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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 0.92s
[INFO] running `"docker" "inspect" "bd58ddfb1acfc236a4de95d9c6f56a7d094359c583f972bf671881ae5093fec6"`
[INFO] running `"docker" "rm" "-f" "bd58ddfb1acfc236a4de95d9c6f56a7d094359c583f972bf671881ae5093fec6"`
[INFO] [stdout] bd58ddfb1acfc236a4de95d9c6f56a7d094359c583f972bf671881ae5093fec6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+beta-2020-06-03" "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] 16b834fc1ae0406b3786f5006bb6ce6bc9e52c8554f16bc136630114ffaf4342
[INFO] running `"docker" "start" "-a" "16b834fc1ae0406b3786f5006bb6ce6bc9e52c8554f16bc136630114ffaf4342"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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 0.70s
[INFO] running `"docker" "inspect" "16b834fc1ae0406b3786f5006bb6ce6bc9e52c8554f16bc136630114ffaf4342"`
[INFO] running `"docker" "rm" "-f" "16b834fc1ae0406b3786f5006bb6ce6bc9e52c8554f16bc136630114ffaf4342"`
[INFO] [stdout] 16b834fc1ae0406b3786f5006bb6ce6bc9e52c8554f16bc136630114ffaf4342
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+beta-2020-06-03" "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] 5d6fc82f403dd42b6e98c7c89e577bfa1ce479fe9aec471e4014c2f81024c599
[INFO] running `"docker" "start" "-a" "5d6fc82f403dd42b6e98c7c89e577bfa1ce479fe9aec471e4014c2f81024c599"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/natuconv-e6308c44293e5549
[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-e34279c6e933a770
[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" "5d6fc82f403dd42b6e98c7c89e577bfa1ce479fe9aec471e4014c2f81024c599"`
[INFO] running `"docker" "rm" "-f" "5d6fc82f403dd42b6e98c7c89e577bfa1ce479fe9aec471e4014c2f81024c599"`
[INFO] [stdout] 5d6fc82f403dd42b6e98c7c89e577bfa1ce479fe9aec471e4014c2f81024c599