[INFO] updating cached repository https://github.com/clevinson/rustypals
[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] f27eec02a24aeb85864819194e70cb73649c6657
[INFO] testing clevinson/rustypals against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclevinson%2Frustypals" "/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/clevinson/rustypals on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/clevinson/rustypals
[INFO] finished tweaking git repo https://github.com/clevinson/rustypals
[INFO] tweaked toml for git repo https://github.com/clevinson/rustypals written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/clevinson/rustypals already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 986b9192006054f83454c0ade5c2f1f42de0bfa75743d098ae8cb01838ac1557
[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" "986b9192006054f83454c0ade5c2f1f42de0bfa75743d098ae8cb01838ac1557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "986b9192006054f83454c0ade5c2f1f42de0bfa75743d098ae8cb01838ac1557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "986b9192006054f83454c0ade5c2f1f42de0bfa75743d098ae8cb01838ac1557", kill_on_drop: false }`
[INFO] [stdout] 986b9192006054f83454c0ade5c2f1f42de0bfa75743d098ae8cb01838ac1557
[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=warn" "-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" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb3006e05ce51ad63ea63b5339d66e266f938016634de8915e168d25e1169380
[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" "eb3006e05ce51ad63ea63b5339d66e266f938016634de8915e168d25e1169380", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling bit-vec v0.6.1
[INFO] [stderr]    Compiling hex v0.4.0
[INFO] [stderr]    Compiling openssl-sys v0.9.50
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling rustypals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hex`
[INFO] [stdout]  --> src/set1.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use hex;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.05s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb3006e05ce51ad63ea63b5339d66e266f938016634de8915e168d25e1169380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb3006e05ce51ad63ea63b5339d66e266f938016634de8915e168d25e1169380", kill_on_drop: false }`
[INFO] [stdout] eb3006e05ce51ad63ea63b5339d66e266f938016634de8915e168d25e1169380
[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=warn" "-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" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 544f2c66b5f905c8a62ac743f44f6470707a40538a2297d188c24ec561d3128b
[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" "544f2c66b5f905c8a62ac743f44f6470707a40538a2297d188c24ec561d3128b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustypals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.70s
[INFO] running `Command { std: "docker" "inspect" "544f2c66b5f905c8a62ac743f44f6470707a40538a2297d188c24ec561d3128b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544f2c66b5f905c8a62ac743f44f6470707a40538a2297d188c24ec561d3128b", kill_on_drop: false }`
[INFO] [stdout] 544f2c66b5f905c8a62ac743f44f6470707a40538a2297d188c24ec561d3128b
[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=warn" "-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" "+beta-2020-07-24" "test" "--frozen", 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] 9755f5c6a8f264812beed0901ced3a705000256e0af36b6655ccf607d2ee5f86
[INFO] running `Command { std: "docker" "start" "-a" "9755f5c6a8f264812beed0901ced3a705000256e0af36b6655ccf607d2ee5f86", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustypals-f41a546ff1937a40
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test set1::exercise_2 ... ok
[INFO] [stdout] test set2::exercise_9 ... ok
[INFO] [stdout] test set1::exercise_5 ... ok
[INFO] [stdout] test set2::exercise_15 ... ok
[INFO] [stdout] test set1::exercise_3 ... ok
[INFO] [stdout] test set3::exercise_18 ... ok
[INFO] [stdout] test set3::exercise_19 ... ok
[INFO] [stdout] test set2::exercise_11 ... ok
[INFO] [stdout] test set2::exercise_13 ... ok
[INFO] [stdout] test set2::exercise_10 ... ok
[INFO] [stdout] test set1::exercise_7 ... ok
[INFO] [stdout] test set2::exercise_16 ... ok
[INFO] [stdout] test set1::exercise_8 ... ok
[INFO] [stdout] test set1::exercise_4 ... ok
[INFO] [stdout] test set1::exercise_6 ... ok
[INFO] [stdout] test set2::exercise_12 ... ok
[INFO] [stdout] test set3::exercise_20 ... ok
[INFO] [stdout] test set2::exercise_14 ... ok
[INFO] [stdout] test set3::exercise_17 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9755f5c6a8f264812beed0901ced3a705000256e0af36b6655ccf607d2ee5f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9755f5c6a8f264812beed0901ced3a705000256e0af36b6655ccf607d2ee5f86", kill_on_drop: false }`
[INFO] [stdout] 9755f5c6a8f264812beed0901ced3a705000256e0af36b6655ccf607d2ee5f86