[INFO] cloning repository https://github.com/heavypackets/rust-iterator-emoji
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heavypackets/rust-iterator-emoji" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheavypackets%2Frust-iterator-emoji", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheavypackets%2Frust-iterator-emoji'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1616bec1b7b143eb70a4a48f614c45f4b5480213
[INFO] testing heavypackets/rust-iterator-emoji against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheavypackets%2Frust-iterator-emoji" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/heavypackets/rust-iterator-emoji on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/heavypackets/rust-iterator-emoji
[INFO] finished tweaking git repo https://github.com/heavypackets/rust-iterator-emoji
[INFO] tweaked toml for git repo https://github.com/heavypackets/rust-iterator-emoji written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/heavypackets/rust-iterator-emoji already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd29e438d5e8234b41bbab1761e1cbbada020713392fa8fb060e267b1a8de56c
[INFO] running `Command { std: "docker" "start" "-a" "bd29e438d5e8234b41bbab1761e1cbbada020713392fa8fb060e267b1a8de56c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd29e438d5e8234b41bbab1761e1cbbada020713392fa8fb060e267b1a8de56c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd29e438d5e8234b41bbab1761e1cbbada020713392fa8fb060e267b1a8de56c", kill_on_drop: false }`
[INFO] [stdout] bd29e438d5e8234b41bbab1761e1cbbada020713392fa8fb060e267b1a8de56c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe2fc05a6002f4cf71c90772d5e69f16af456d86f2a5a36e7beaf11ff6b08f46
[INFO] running `Command { std: "docker" "start" "-a" "fe2fc05a6002f4cf71c90772d5e69f16af456d86f2a5a36e7beaf11ff6b08f46", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-iterators-as-emojis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "fe2fc05a6002f4cf71c90772d5e69f16af456d86f2a5a36e7beaf11ff6b08f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe2fc05a6002f4cf71c90772d5e69f16af456d86f2a5a36e7beaf11ff6b08f46", kill_on_drop: false }`
[INFO] [stdout] fe2fc05a6002f4cf71c90772d5e69f16af456d86f2a5a36e7beaf11ff6b08f46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2695d6971f01b9ded67727c23ca1f70a1ec7b7f905f0f301c645d7aeb3207647
[INFO] running `Command { std: "docker" "start" "-a" "2695d6971f01b9ded67727c23ca1f70a1ec7b7f905f0f301c645d7aeb3207647", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-iterators-as-emojis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_iterators_as_emojis-a256e003930d8e50)
[INFO] running `Command { std: "docker" "inspect" "2695d6971f01b9ded67727c23ca1f70a1ec7b7f905f0f301c645d7aeb3207647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2695d6971f01b9ded67727c23ca1f70a1ec7b7f905f0f301c645d7aeb3207647", kill_on_drop: false }`
[INFO] [stdout] 2695d6971f01b9ded67727c23ca1f70a1ec7b7f905f0f301c645d7aeb3207647
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9049ac15d988d915abecd0e8fb558f6727431cee331c10ed60c95a4417e980da
[INFO] running `Command { std: "docker" "start" "-a" "9049ac15d988d915abecd0e8fb558f6727431cee331c10ed60c95a4417e980da", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_iterators_as_emojis-a256e003930d8e50)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9049ac15d988d915abecd0e8fb558f6727431cee331c10ed60c95a4417e980da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9049ac15d988d915abecd0e8fb558f6727431cee331c10ed60c95a4417e980da", kill_on_drop: false }`
[INFO] [stdout] 9049ac15d988d915abecd0e8fb558f6727431cee331c10ed60c95a4417e980da