[INFO] cloning repository https://github.com/upenn-cis198-2018f/lecture8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/upenn-cis198-2018f/lecture8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fupenn-cis198-2018f%2Flecture8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fupenn-cis198-2018f%2Flecture8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 539f8f443639491be71409f0248499065a58b53d
[INFO] testing upenn-cis198-2018f/lecture8 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%2Fupenn-cis198-2018f%2Flecture8" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/upenn-cis198-2018f/lecture8 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/upenn-cis198-2018f/lecture8
[INFO] finished tweaking git repo https://github.com/upenn-cis198-2018f/lecture8
[INFO] tweaked toml for git repo https://github.com/upenn-cis198-2018f/lecture8 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/upenn-cis198-2018f/lecture8 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 104cb4c37f03ef7b2a8aebb6280fe75c46c8511bc8ffd1cb63f505fab8a30c64
[INFO] running `Command { std: "docker" "start" "-a" "104cb4c37f03ef7b2a8aebb6280fe75c46c8511bc8ffd1cb63f505fab8a30c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "104cb4c37f03ef7b2a8aebb6280fe75c46c8511bc8ffd1cb63f505fab8a30c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104cb4c37f03ef7b2a8aebb6280fe75c46c8511bc8ffd1cb63f505fab8a30c64", kill_on_drop: false }`
[INFO] [stdout] 104cb4c37f03ef7b2a8aebb6280fe75c46c8511bc8ffd1cb63f505fab8a30c64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] c97d2825998ce4d295514dab1756da40643f009bd2b29398897b74b26e7db2d6
[INFO] running `Command { std: "docker" "start" "-a" "c97d2825998ce4d295514dab1756da40643f009bd2b29398897b74b26e7db2d6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling lecture8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.22s
[INFO] running `Command { std: "docker" "inspect" "c97d2825998ce4d295514dab1756da40643f009bd2b29398897b74b26e7db2d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97d2825998ce4d295514dab1756da40643f009bd2b29398897b74b26e7db2d6", kill_on_drop: false }`
[INFO] [stdout] c97d2825998ce4d295514dab1756da40643f009bd2b29398897b74b26e7db2d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2abf5b914b57338cb9efaae855f265adc86b0d34a5a63baced716c055cca51a0
[INFO] running `Command { std: "docker" "start" "-a" "2abf5b914b57338cb9efaae855f265adc86b0d34a5a63baced716c055cca51a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lecture8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/lecture8-f1666ca47dba41ab)
[INFO] running `Command { std: "docker" "inspect" "2abf5b914b57338cb9efaae855f265adc86b0d34a5a63baced716c055cca51a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2abf5b914b57338cb9efaae855f265adc86b0d34a5a63baced716c055cca51a0", kill_on_drop: false }`
[INFO] [stdout] 2abf5b914b57338cb9efaae855f265adc86b0d34a5a63baced716c055cca51a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 378d39dfb36f71f605d6921a4a99cca05f7d9dc8b0014378706ee36579990680
[INFO] running `Command { std: "docker" "start" "-a" "378d39dfb36f71f605d6921a4a99cca05f7d9dc8b0014378706ee36579990680", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lecture8-f1666ca47dba41ab)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test mem::test_drop_person ... ok
[INFO] [stdout] test smart_pointers::example_box_dyn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "378d39dfb36f71f605d6921a4a99cca05f7d9dc8b0014378706ee36579990680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "378d39dfb36f71f605d6921a4a99cca05f7d9dc8b0014378706ee36579990680", kill_on_drop: false }`
[INFO] [stdout] 378d39dfb36f71f605d6921a4a99cca05f7d9dc8b0014378706ee36579990680