[INFO] cloning repository https://github.com/adamcin/rucksack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adamcin/rucksack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamcin%2Frucksack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamcin%2Frucksack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dcc55ce1e4feb13f558a24884a07ee79d2993915
[INFO] checking adamcin/rucksack against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamcin%2Frucksack" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adamcin/rucksack on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adamcin/rucksack
[INFO] finished tweaking git repo https://github.com/adamcin/rucksack
[INFO] tweaked toml for git repo https://github.com/adamcin/rucksack written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/adamcin/rucksack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 834bc08de179b749dcb3db64213f180c5bfc0dfa199a72560baba2fc9fb2871b
[INFO] running `Command { std: "docker" "start" "-a" "834bc08de179b749dcb3db64213f180c5bfc0dfa199a72560baba2fc9fb2871b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "834bc08de179b749dcb3db64213f180c5bfc0dfa199a72560baba2fc9fb2871b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834bc08de179b749dcb3db64213f180c5bfc0dfa199a72560baba2fc9fb2871b", kill_on_drop: false }`
[INFO] [stdout] 834bc08de179b749dcb3db64213f180c5bfc0dfa199a72560baba2fc9fb2871b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ec6a7f43b87f11d3f48c29bce81ccfc71ad0b79cc6d23ea5254b7b27e3b6a46
[INFO] running `Command { std: "docker" "start" "-a" "5ec6a7f43b87f11d3f48c29bce81ccfc71ad0b79cc6d23ea5254b7b27e3b6a46", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking rucksack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `absolute_path` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(absolute_path)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `absolute_path` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(absolute_path)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `Vec<jack::expression::Op>` to `Vec<jack::expression::Op>`
[INFO] [stdout]    --> src/jack/statement.rs:250:29
[INFO] [stdout]     |
[INFO] [stdout] 250 | ...                   Vec::default().into(),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rucksack` (bin "rucksack" test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "5ec6a7f43b87f11d3f48c29bce81ccfc71ad0b79cc6d23ea5254b7b27e3b6a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec6a7f43b87f11d3f48c29bce81ccfc71ad0b79cc6d23ea5254b7b27e3b6a46", kill_on_drop: false }`
[INFO] [stdout] 5ec6a7f43b87f11d3f48c29bce81ccfc71ad0b79cc6d23ea5254b7b27e3b6a46