[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 beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F078105099107108097117115%2FIterators-in-Rust-Deep-Dive" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/078105099107108097117115/Iterators-in-Rust-Deep-Dive on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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-4/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" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c17fdddb59617390d476e1ac203af87a968c980633341e8644ac9cd4a3840714
[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" "c17fdddb59617390d476e1ac203af87a968c980633341e8644ac9cd4a3840714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c17fdddb59617390d476e1ac203af87a968c980633341e8644ac9cd4a3840714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c17fdddb59617390d476e1ac203af87a968c980633341e8644ac9cd4a3840714", kill_on_drop: false }`
[INFO] [stdout] c17fdddb59617390d476e1ac203af87a968c980633341e8644ac9cd4a3840714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 3f16e2d4d7bbf14a101e9811a0f2416cd62b8efdbc4bc86bbcff48a06d6d8eb3
[INFO] running `Command { std: "docker" "start" "-a" "3f16e2d4d7bbf14a101e9811a0f2416cd62b8efdbc4bc86bbcff48a06d6d8eb3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling example_01 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "3f16e2d4d7bbf14a101e9811a0f2416cd62b8efdbc4bc86bbcff48a06d6d8eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f16e2d4d7bbf14a101e9811a0f2416cd62b8efdbc4bc86bbcff48a06d6d8eb3", kill_on_drop: false }`
[INFO] [stdout] 3f16e2d4d7bbf14a101e9811a0f2416cd62b8efdbc4bc86bbcff48a06d6d8eb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3bdc8d313c80d1ff371f1ee7f64c9fc756ac6dd9e80fb46246dded3e65d5572
[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" "f3bdc8d313c80d1ff371f1ee7f64c9fc756ac6dd9e80fb46246dded3e65d5572", kill_on_drop: false }`
[INFO] [stderr]    Compiling example_01 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "f3bdc8d313c80d1ff371f1ee7f64c9fc756ac6dd9e80fb46246dded3e65d5572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3bdc8d313c80d1ff371f1ee7f64c9fc756ac6dd9e80fb46246dded3e65d5572", kill_on_drop: false }`
[INFO] [stdout] f3bdc8d313c80d1ff371f1ee7f64c9fc756ac6dd9e80fb46246dded3e65d5572
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ab7a4db78db557861365090d3b2ba682bf2a395879a81704c5ffa2310018f7fa
[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" "ab7a4db78db557861365090d3b2ba682bf2a395879a81704c5ffa2310018f7fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/example_01-e00abc530d94dba7
[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" "ab7a4db78db557861365090d3b2ba682bf2a395879a81704c5ffa2310018f7fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab7a4db78db557861365090d3b2ba682bf2a395879a81704c5ffa2310018f7fa", kill_on_drop: false }`
[INFO] [stdout] ab7a4db78db557861365090d3b2ba682bf2a395879a81704c5ffa2310018f7fa