[INFO] updating cached repository https://github.com/iporsut/rust-utf8count
[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] bd14e4bd71cb7063b9c4f283580c03d08b2c98bc
[INFO] testing iporsut/rust-utf8count against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiporsut%2Frust-utf8count" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iporsut/rust-utf8count 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/iporsut/rust-utf8count
[INFO] finished tweaking git repo https://github.com/iporsut/rust-utf8count
[INFO] tweaked toml for git repo https://github.com/iporsut/rust-utf8count written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/iporsut/rust-utf8count 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 8394fdf62832209c43d0c99e15c5dc83650941cda3c6e08bd02f40e2236c68d3
[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" "8394fdf62832209c43d0c99e15c5dc83650941cda3c6e08bd02f40e2236c68d3"`
[INFO] [stderr]    Compiling utf8count v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     println!("{}", s.trim_right().chars().count());
[INFO] [stderr]    |                      ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "8394fdf62832209c43d0c99e15c5dc83650941cda3c6e08bd02f40e2236c68d3"`
[INFO] running `"docker" "rm" "-f" "8394fdf62832209c43d0c99e15c5dc83650941cda3c6e08bd02f40e2236c68d3"`
[INFO] [stdout] 8394fdf62832209c43d0c99e15c5dc83650941cda3c6e08bd02f40e2236c68d3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] afa7b264e445c38b7667ecafc40bbf79b6f8c375a4d1dd8c55b7da49d48e2d32
[INFO] running `"docker" "start" "-a" "afa7b264e445c38b7667ecafc40bbf79b6f8c375a4d1dd8c55b7da49d48e2d32"`
[INFO] [stderr]    Compiling utf8count v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     println!("{}", s.trim_right().chars().count());
[INFO] [stderr]    |                      ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "afa7b264e445c38b7667ecafc40bbf79b6f8c375a4d1dd8c55b7da49d48e2d32"`
[INFO] running `"docker" "rm" "-f" "afa7b264e445c38b7667ecafc40bbf79b6f8c375a4d1dd8c55b7da49d48e2d32"`
[INFO] [stdout] afa7b264e445c38b7667ecafc40bbf79b6f8c375a4d1dd8c55b7da49d48e2d32
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] bb7d043a835b5bac4e64c3a2a50daac89fa873aee34c8db85b324b298e307f31
[INFO] running `"docker" "start" "-a" "bb7d043a835b5bac4e64c3a2a50daac89fa873aee34c8db85b324b298e307f31"`
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     println!("{}", s.trim_right().chars().count());
[INFO] [stderr]    |                      ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/utf8count-ddd42f1784f95e16
[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" "bb7d043a835b5bac4e64c3a2a50daac89fa873aee34c8db85b324b298e307f31"`
[INFO] running `"docker" "rm" "-f" "bb7d043a835b5bac4e64c3a2a50daac89fa873aee34c8db85b324b298e307f31"`
[INFO] [stdout] bb7d043a835b5bac4e64c3a2a50daac89fa873aee34c8db85b324b298e307f31