[INFO] cloning repository https://github.com/SudarshanShah/smart-pointers-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SudarshanShah/smart-pointers-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSudarshanShah%2Fsmart-pointers-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSudarshanShah%2Fsmart-pointers-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eef9693ed225eb6fc5617d834d9f6f8cfa6f8523
[INFO] testing SudarshanShah/smart-pointers-rust/eef9693ed225eb6fc5617d834d9f6f8cfa6f8523 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSudarshanShah%2Fsmart-pointers-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SudarshanShah/smart-pointers-rust
[INFO] finished tweaking git repo https://github.com/SudarshanShah/smart-pointers-rust
[INFO] tweaked toml for git repo https://github.com/SudarshanShah/smart-pointers-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SudarshanShah/smart-pointers-rust on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SudarshanShah/smart-pointers-rust 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe04709e44c2803779adb64c29f0819349f5545ddd955f8adae1e937fc0ade76
[INFO] running `Command { std: "docker" "start" "-a" "fe04709e44c2803779adb64c29f0819349f5545ddd955f8adae1e937fc0ade76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe04709e44c2803779adb64c29f0819349f5545ddd955f8adae1e937fc0ade76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe04709e44c2803779adb64c29f0819349f5545ddd955f8adae1e937fc0ade76", kill_on_drop: false }`
[INFO] [stdout] fe04709e44c2803779adb64c29f0819349f5545ddd955f8adae1e937fc0ade76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03b67006d0b474ecb2410a39e4173641e154fa2e7ecd16488ee2786b1e293a5a
[INFO] running `Command { std: "docker" "start" "-a" "03b67006d0b474ecb2410a39e4173641e154fa2e7ecd16488ee2786b1e293a5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling smart-pointers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout]    |     ---- ^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 14 -     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout] 14 +     Cons((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "03b67006d0b474ecb2410a39e4173641e154fa2e7ecd16488ee2786b1e293a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03b67006d0b474ecb2410a39e4173641e154fa2e7ecd16488ee2786b1e293a5a", kill_on_drop: false }`
[INFO] [stdout] 03b67006d0b474ecb2410a39e4173641e154fa2e7ecd16488ee2786b1e293a5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 599be74049754fd877dfd6a1013e49aac16f0ab32fa008e6e7a1e1b07827b209
[INFO] running `Command { std: "docker" "start" "-a" "599be74049754fd877dfd6a1013e49aac16f0ab32fa008e6e7a1e1b07827b209", kill_on_drop: false }`
[INFO] [stderr]    Compiling smart-pointers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout]    |     ---- ^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 14 -     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout] 14 +     Cons((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "599be74049754fd877dfd6a1013e49aac16f0ab32fa008e6e7a1e1b07827b209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "599be74049754fd877dfd6a1013e49aac16f0ab32fa008e6e7a1e1b07827b209", kill_on_drop: false }`
[INFO] [stdout] 599be74049754fd877dfd6a1013e49aac16f0ab32fa008e6e7a1e1b07827b209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19d5533f8cf1aad419050125b6905e57ed2eeddaf29a27c665ee692cf59e4097
[INFO] running `Command { std: "docker" "start" "-a" "19d5533f8cf1aad419050125b6905e57ed2eeddaf29a27c665ee692cf59e4097", kill_on_drop: false }`
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/main.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stderr]    |     ---- ^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 14 -     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stderr] 14 +     Cons((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `smart-pointers` (bin "smart-pointers" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/smart_pointers-8c7766a6f39176ee)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_sends_over_75_percent_warning_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "19d5533f8cf1aad419050125b6905e57ed2eeddaf29a27c665ee692cf59e4097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d5533f8cf1aad419050125b6905e57ed2eeddaf29a27c665ee692cf59e4097", kill_on_drop: false }`
[INFO] [stdout] 19d5533f8cf1aad419050125b6905e57ed2eeddaf29a27c665ee692cf59e4097
