[INFO] updating cached repository https://github.com/kr-b/dna_encoder
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6766acd78e8b56b7ba1698a9bebe8231d872bf00
[INFO] testing kr-b/dna_encoder against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkr-b%2Fdna_encoder" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kr-b/dna_encoder on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kr-b/dna_encoder
[INFO] finished tweaking git repo https://github.com/kr-b/dna_encoder
[INFO] tweaked toml for git repo https://github.com/kr-b/dna_encoder written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/kr-b/dna_encoder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a448338dbb926ca1948d0778dd71c3a402aafab5ad56a906603cd75259b0d47
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4a448338dbb926ca1948d0778dd71c3a402aafab5ad56a906603cd75259b0d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a448338dbb926ca1948d0778dd71c3a402aafab5ad56a906603cd75259b0d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a448338dbb926ca1948d0778dd71c3a402aafab5ad56a906603cd75259b0d47", kill_on_drop: false }`
[INFO] [stdout] 4a448338dbb926ca1948d0778dd71c3a402aafab5ad56a906603cd75259b0d47
[INFO] running `Command { std: "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=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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66ca7246fc365d50a4f6c0986612632b268c2a00f753caa8afe9d5593d47242e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "66ca7246fc365d50a4f6c0986612632b268c2a00f753caa8afe9d5593d47242e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dna_encoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stdout]    --> src/main.rs:109:28
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let v: Vec<u8> = input.trim_right().as_bytes().to_vec();
[INFO] [stdout]     |                            ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stdout]    --> src/main.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let mut v: Vec<u8> = input.trim_right().as_bytes().to_vec();
[INFO] [stdout]     |                                ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "66ca7246fc365d50a4f6c0986612632b268c2a00f753caa8afe9d5593d47242e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66ca7246fc365d50a4f6c0986612632b268c2a00f753caa8afe9d5593d47242e", kill_on_drop: false }`
[INFO] [stdout] 66ca7246fc365d50a4f6c0986612632b268c2a00f753caa8afe9d5593d47242e
[INFO] running `Command { std: "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=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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0dfabd28464d74345e19ae4376d0a426431efc6157f70a2ec11159a4513349f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c0dfabd28464d74345e19ae4376d0a426431efc6157f70a2ec11159a4513349f", kill_on_drop: false }`
[INFO] [stderr]    Compiling dna_encoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stdout]    --> src/main.rs:109:28
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let v: Vec<u8> = input.trim_right().as_bytes().to_vec();
[INFO] [stdout]     |                            ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stdout]    --> src/main.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let mut v: Vec<u8> = input.trim_right().as_bytes().to_vec();
[INFO] [stdout]     |                                ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c0dfabd28464d74345e19ae4376d0a426431efc6157f70a2ec11159a4513349f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0dfabd28464d74345e19ae4376d0a426431efc6157f70a2ec11159a4513349f", kill_on_drop: false }`
[INFO] [stdout] c0dfabd28464d74345e19ae4376d0a426431efc6157f70a2ec11159a4513349f
[INFO] running `Command { std: "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=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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a1f46ae0932a49582bbcb4a25825a33fa3be018e028b89719056f6184831839
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a1f46ae0932a49582bbcb4a25825a33fa3be018e028b89719056f6184831839", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/main.rs:109:28
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 109 |     let v: Vec<u8> = input.trim_right().as_bytes().to_vec();
[INFO] [stdout] 
[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: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/main.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |     let mut v: Vec<u8> = input.trim_right().as_bytes().to_vec();
[INFO] [stderr]     |                                ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dna_encoder-49866ed98da18a28
[INFO] running `Command { std: "docker" "inspect" "9a1f46ae0932a49582bbcb4a25825a33fa3be018e028b89719056f6184831839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a1f46ae0932a49582bbcb4a25825a33fa3be018e028b89719056f6184831839", kill_on_drop: false }`
[INFO] [stdout] 9a1f46ae0932a49582bbcb4a25825a33fa3be018e028b89719056f6184831839