[INFO] cloning repository https://github.com/jesus18ld44/linked-lists-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jesus18ld44/linked-lists-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjesus18ld44%2Flinked-lists-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjesus18ld44%2Flinked-lists-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04035ee854855c44c277766abcdb7713e1c3e33b
[INFO] testing jesus18ld44/linked-lists-rust 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%2Fjesus18ld44%2Flinked-lists-rust" "/workspace/builds/worker-115/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-115/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jesus18ld44/linked-lists-rust 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/jesus18ld44/linked-lists-rust
[INFO] finished tweaking git repo https://github.com/jesus18ld44/linked-lists-rust
[INFO] tweaked toml for git repo https://github.com/jesus18ld44/linked-lists-rust written to /workspace/builds/worker-115/source/Cargo.toml
[INFO] crate git repo https://github.com/jesus18ld44/linked-lists-rust 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-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] f1bd3ff76deaece36dd05a01f98baedaece332f8c16a56c303d86a9b2c160d96
[INFO] running `Command { std: "docker" "start" "-a" "f1bd3ff76deaece36dd05a01f98baedaece332f8c16a56c303d86a9b2c160d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1bd3ff76deaece36dd05a01f98baedaece332f8c16a56c303d86a9b2c160d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1bd3ff76deaece36dd05a01f98baedaece332f8c16a56c303d86a9b2c160d96", kill_on_drop: false }`
[INFO] [stdout] f1bd3ff76deaece36dd05a01f98baedaece332f8c16a56c303d86a9b2c160d96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] 6693554d7092566b507dda93f8b6c6558bd578b7da40f4383f6edaf39d495244
[INFO] running `Command { std: "docker" "start" "-a" "6693554d7092566b507dda93f8b6c6558bd578b7da40f4383f6edaf39d495244", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lists v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `Command { std: "docker" "inspect" "6693554d7092566b507dda93f8b6c6558bd578b7da40f4383f6edaf39d495244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6693554d7092566b507dda93f8b6c6558bd578b7da40f4383f6edaf39d495244", kill_on_drop: false }`
[INFO] [stdout] 6693554d7092566b507dda93f8b6c6558bd578b7da40f4383f6edaf39d495244
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] a2c94aca627cd137b1f1842731f955894be2fde6a9d4e9411996e1f90fc95997
[INFO] running `Command { std: "docker" "start" "-a" "a2c94aca627cd137b1f1842731f955894be2fde6a9d4e9411996e1f90fc95997", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lists v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/lists-6f7919c7f83a33cf)
[INFO] running `Command { std: "docker" "inspect" "a2c94aca627cd137b1f1842731f955894be2fde6a9d4e9411996e1f90fc95997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2c94aca627cd137b1f1842731f955894be2fde6a9d4e9411996e1f90fc95997", kill_on_drop: false }`
[INFO] [stdout] a2c94aca627cd137b1f1842731f955894be2fde6a9d4e9411996e1f90fc95997
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] 78d38c3fbb778acee921a37bf32fe90577ae88c25470081b7047c390ed68bc4e
[INFO] running `Command { std: "docker" "start" "-a" "78d38c3fbb778acee921a37bf32fe90577ae88c25470081b7047c390ed68bc4e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lists-6f7919c7f83a33cf)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test first::test::basics ... ok
[INFO] [stdout] test second::tests::into_iter ... ok
[INFO] [stdout] test second::tests::basics ... ok
[INFO] [stdout] test second::tests::iter ... ok
[INFO] [stdout] test second::tests::peek ... ok
[INFO] [stdout] test second::tests::print ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lists
[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" "78d38c3fbb778acee921a37bf32fe90577ae88c25470081b7047c390ed68bc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d38c3fbb778acee921a37bf32fe90577ae88c25470081b7047c390ed68bc4e", kill_on_drop: false }`
[INFO] [stdout] 78d38c3fbb778acee921a37bf32fe90577ae88c25470081b7047c390ed68bc4e