[INFO] cloning repository https://github.com/078105099107108097117115/Iterators-in-Rust-Deep-Dive
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/078105099107108097117115/Iterators-in-Rust-Deep-Dive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F078105099107108097117115%2FIterators-in-Rust-Deep-Dive", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F078105099107108097117115%2FIterators-in-Rust-Deep-Dive'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4a60ed8b7bba9ae0d1d9ec5ca507f69a014a674
[INFO] testing 078105099107108097117115/Iterators-in-Rust-Deep-Dive against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F078105099107108097117115%2FIterators-in-Rust-Deep-Dive" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/078105099107108097117115/Iterators-in-Rust-Deep-Dive 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/078105099107108097117115/Iterators-in-Rust-Deep-Dive
[INFO] finished tweaking git repo https://github.com/078105099107108097117115/Iterators-in-Rust-Deep-Dive
[INFO] tweaked toml for git repo https://github.com/078105099107108097117115/Iterators-in-Rust-Deep-Dive written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/078105099107108097117115/Iterators-in-Rust-Deep-Dive 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 57563f9ebc287b1443b10ed1aae6088751ca9c85d4d044e1b0e3884608935799
[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" "57563f9ebc287b1443b10ed1aae6088751ca9c85d4d044e1b0e3884608935799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57563f9ebc287b1443b10ed1aae6088751ca9c85d4d044e1b0e3884608935799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57563f9ebc287b1443b10ed1aae6088751ca9c85d4d044e1b0e3884608935799", kill_on_drop: false }`
[INFO] [stdout] 57563f9ebc287b1443b10ed1aae6088751ca9c85d4d044e1b0e3884608935799
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] cc9de282b94262f233f57120ea179025a357e4b01b1fc0e635955608d42af113
[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" "cc9de282b94262f233f57120ea179025a357e4b01b1fc0e635955608d42af113", kill_on_drop: false }`
[INFO] [stderr]    Compiling example_01 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "cc9de282b94262f233f57120ea179025a357e4b01b1fc0e635955608d42af113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc9de282b94262f233f57120ea179025a357e4b01b1fc0e635955608d42af113", kill_on_drop: false }`
[INFO] [stdout] cc9de282b94262f233f57120ea179025a357e4b01b1fc0e635955608d42af113
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] a25f51253f5e87aebc27931896c220f28041b5477cc31fbec4392cbf94438af1
[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" "a25f51253f5e87aebc27931896c220f28041b5477cc31fbec4392cbf94438af1", kill_on_drop: false }`
[INFO] [stderr]    Compiling example_01 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "a25f51253f5e87aebc27931896c220f28041b5477cc31fbec4392cbf94438af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a25f51253f5e87aebc27931896c220f28041b5477cc31fbec4392cbf94438af1", kill_on_drop: false }`
[INFO] [stdout] a25f51253f5e87aebc27931896c220f28041b5477cc31fbec4392cbf94438af1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] fa96afa0ac06b5466ea4dd080ddca9388b762e7d6bb532b71df8a55cc0868ca3
[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" "fa96afa0ac06b5466ea4dd080ddca9388b762e7d6bb532b71df8a55cc0868ca3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/example_01-d9ff618a1b7cf4db
[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 `Command { std: "docker" "inspect" "fa96afa0ac06b5466ea4dd080ddca9388b762e7d6bb532b71df8a55cc0868ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa96afa0ac06b5466ea4dd080ddca9388b762e7d6bb532b71df8a55cc0868ca3", kill_on_drop: false }`
[INFO] [stdout] fa96afa0ac06b5466ea4dd080ddca9388b762e7d6bb532b71df8a55cc0868ca3