[INFO] cloning repository https://github.com/elbow-jason/linked-list-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elbow-jason/linked-list-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felbow-jason%2Flinked-list-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felbow-jason%2Flinked-list-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54ecc9375e48cdc0dee671b442d7960f7c3c661a
[INFO] testing elbow-jason/linked-list-rs against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felbow-jason%2Flinked-list-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elbow-jason/linked-list-rs on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elbow-jason/linked-list-rs
[INFO] finished tweaking git repo https://github.com/elbow-jason/linked-list-rs
[INFO] tweaked toml for git repo https://github.com/elbow-jason/linked-list-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/elbow-jason/linked-list-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ac957d20e655666b23f297e4133cfc19a0cc8644e97b41a676e4f892c50b4c2
[INFO] running `Command { std: "docker" "start" "-a" "9ac957d20e655666b23f297e4133cfc19a0cc8644e97b41a676e4f892c50b4c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ac957d20e655666b23f297e4133cfc19a0cc8644e97b41a676e4f892c50b4c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac957d20e655666b23f297e4133cfc19a0cc8644e97b41a676e4f892c50b4c2", kill_on_drop: false }`
[INFO] [stdout] 9ac957d20e655666b23f297e4133cfc19a0cc8644e97b41a676e4f892c50b4c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d7ca2ae5365f220e58aafb31b259cfcaa72491b86eecc327fb200a17c4cd5b7
[INFO] running `Command { std: "docker" "start" "-a" "7d7ca2ae5365f220e58aafb31b259cfcaa72491b86eecc327fb200a17c4cd5b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-list-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "7d7ca2ae5365f220e58aafb31b259cfcaa72491b86eecc327fb200a17c4cd5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d7ca2ae5365f220e58aafb31b259cfcaa72491b86eecc327fb200a17c4cd5b7", kill_on_drop: false }`
[INFO] [stdout] 7d7ca2ae5365f220e58aafb31b259cfcaa72491b86eecc327fb200a17c4cd5b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 669b1fb96e8987b139a52da23081719dfa8971a46580b2bf797de9d925d2aa36
[INFO] running `Command { std: "docker" "start" "-a" "669b1fb96e8987b139a52da23081719dfa8971a46580b2bf797de9d925d2aa36", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-list-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "669b1fb96e8987b139a52da23081719dfa8971a46580b2bf797de9d925d2aa36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "669b1fb96e8987b139a52da23081719dfa8971a46580b2bf797de9d925d2aa36", kill_on_drop: false }`
[INFO] [stdout] 669b1fb96e8987b139a52da23081719dfa8971a46580b2bf797de9d925d2aa36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 875b22118c0f256a4c32c7d69d2ea9190f17454a1a475318e865d94d47b3a49f
[INFO] running `Command { std: "docker" "start" "-a" "875b22118c0f256a4c32c7d69d2ea9190f17454a1a475318e865d94d47b3a49f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linked_list_rs-7b20c0b084ad8c2c)
[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" "875b22118c0f256a4c32c7d69d2ea9190f17454a1a475318e865d94d47b3a49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "875b22118c0f256a4c32c7d69d2ea9190f17454a1a475318e865d94d47b3a49f", kill_on_drop: false }`
[INFO] [stdout] 875b22118c0f256a4c32c7d69d2ea9190f17454a1a475318e865d94d47b3a49f