[INFO] cloning repository https://github.com/gugi9000/idna
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gugi9000/idna" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgugi9000%2Fidna", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgugi9000%2Fidna'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ae1e2daf318b98a9e175a7757c31a4882181870
[INFO] testing gugi9000/idna against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgugi9000%2Fidna" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gugi9000/idna on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gugi9000/idna
[INFO] finished tweaking git repo https://github.com/gugi9000/idna
[INFO] tweaked toml for git repo https://github.com/gugi9000/idna written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/gugi9000/idna already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 629f08f04e507a8869aba1964325f0353353541394ab95a33ed07ecdd43383fa
[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" "629f08f04e507a8869aba1964325f0353353541394ab95a33ed07ecdd43383fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "629f08f04e507a8869aba1964325f0353353541394ab95a33ed07ecdd43383fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "629f08f04e507a8869aba1964325f0353353541394ab95a33ed07ecdd43383fa", kill_on_drop: false }`
[INFO] [stdout] 629f08f04e507a8869aba1964325f0353353541394ab95a33ed07ecdd43383fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9940d00f00394b2269f567816e5145bb78a6960999b246b4fe6af25b726bc0b2
[INFO] running `Command { std: "docker" "start" "-a" "9940d00f00394b2269f567816e5145bb78a6960999b246b4fe6af25b726bc0b2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-normalization v0.1.2
[INFO] [stderr]    Compiling unicode-bidi v0.2.3
[INFO] [stderr]    Compiling idna v0.1.0
[INFO] [stderr]    Compiling idna v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `decode_to_string`, `decode`
[INFO] [stdout]  --> src/main.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use idna::punycode::{decode, encode_str, decode_to_string};
[INFO] [stdout]   |                      ^^^^^^              ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.19s
[INFO] running `Command { std: "docker" "inspect" "9940d00f00394b2269f567816e5145bb78a6960999b246b4fe6af25b726bc0b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9940d00f00394b2269f567816e5145bb78a6960999b246b4fe6af25b726bc0b2", kill_on_drop: false }`
[INFO] [stdout] 9940d00f00394b2269f567816e5145bb78a6960999b246b4fe6af25b726bc0b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a84ae4d668350cd01a027bbd1335fc1a485019ec64c93c4836fd64393b4d098
[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" "5a84ae4d668350cd01a027bbd1335fc1a485019ec64c93c4836fd64393b4d098", kill_on_drop: false }`
[INFO] [stderr]    Compiling idna v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `decode_to_string`, `decode`
[INFO] [stdout]  --> src/main.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use idna::punycode::{decode, encode_str, decode_to_string};
[INFO] [stdout]   |                      ^^^^^^              ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "5a84ae4d668350cd01a027bbd1335fc1a485019ec64c93c4836fd64393b4d098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a84ae4d668350cd01a027bbd1335fc1a485019ec64c93c4836fd64393b4d098", kill_on_drop: false }`
[INFO] [stdout] 5a84ae4d668350cd01a027bbd1335fc1a485019ec64c93c4836fd64393b4d098
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c367773b56d7c9023cb33467bea84120a0709e6d7889eea16f5def005148b34d
[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" "c367773b56d7c9023cb33467bea84120a0709e6d7889eea16f5def005148b34d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `decode_to_string`, `decode`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:3:22
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 3 | use idna::punycode::{decode, encode_str, decode_to_string};
[INFO] [stdout] 
[INFO] [stderr]   |                      ^^^^^^              ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[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/idna-569cab4284b79628
[INFO] running `Command { std: "docker" "inspect" "c367773b56d7c9023cb33467bea84120a0709e6d7889eea16f5def005148b34d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c367773b56d7c9023cb33467bea84120a0709e6d7889eea16f5def005148b34d", kill_on_drop: false }`
[INFO] [stdout] c367773b56d7c9023cb33467bea84120a0709e6d7889eea16f5def005148b34d