[INFO] cloning repository https://github.com/aaj3f/smart_pointers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aaj3f/smart_pointers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaj3f%2Fsmart_pointers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaj3f%2Fsmart_pointers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f44e7375a64cd11036000d00092d64630c32dc25
[INFO] testing aaj3f/smart_pointers against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaj3f%2Fsmart_pointers" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aaj3f/smart_pointers on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aaj3f/smart_pointers
[INFO] finished tweaking git repo https://github.com/aaj3f/smart_pointers
[INFO] tweaked toml for git repo https://github.com/aaj3f/smart_pointers written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/aaj3f/smart_pointers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0493d0ab453f2da2d0ecd74c6a8b7f710b92de45fcb7e9035d36233b0e976587
[INFO] running `Command { std: "docker" "start" "-a" "0493d0ab453f2da2d0ecd74c6a8b7f710b92de45fcb7e9035d36233b0e976587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0493d0ab453f2da2d0ecd74c6a8b7f710b92de45fcb7e9035d36233b0e976587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0493d0ab453f2da2d0ecd74c6a8b7f710b92de45fcb7e9035d36233b0e976587", kill_on_drop: false }`
[INFO] [stdout] 0493d0ab453f2da2d0ecd74c6a8b7f710b92de45fcb7e9035d36233b0e976587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 331bff08bf8806418d6b0d7929553b31b5e4c98e8029d9da540b8ed4ecc9901a
[INFO] running `Command { std: "docker" "start" "-a" "331bff08bf8806418d6b0d7929553b31b5e4c98e8029d9da540b8ed4ecc9901a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling smart_pointers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let c = CustomSmartPointer {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let d = CustomSmartPointer {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `Command { std: "docker" "inspect" "331bff08bf8806418d6b0d7929553b31b5e4c98e8029d9da540b8ed4ecc9901a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "331bff08bf8806418d6b0d7929553b31b5e4c98e8029d9da540b8ed4ecc9901a", kill_on_drop: false }`
[INFO] [stdout] 331bff08bf8806418d6b0d7929553b31b5e4c98e8029d9da540b8ed4ecc9901a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8621b24b0b162a1d964004d0515ddbe71d80f45b307a06cfa37b08250d5bc40
[INFO] running `Command { std: "docker" "start" "-a" "f8621b24b0b162a1d964004d0515ddbe71d80f45b307a06cfa37b08250d5bc40", kill_on_drop: false }`
[INFO] [stderr]    Compiling smart_pointers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let c = CustomSmartPointer {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let d = CustomSmartPointer {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "f8621b24b0b162a1d964004d0515ddbe71d80f45b307a06cfa37b08250d5bc40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8621b24b0b162a1d964004d0515ddbe71d80f45b307a06cfa37b08250d5bc40", kill_on_drop: false }`
[INFO] [stdout] f8621b24b0b162a1d964004d0515ddbe71d80f45b307a06cfa37b08250d5bc40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67ec35f9e62b724377ee99d644edd68a6b18c31b747015ab6c17bc30defd2cab
[INFO] running `Command { std: "docker" "start" "-a" "67ec35f9e62b724377ee99d644edd68a6b18c31b747015ab6c17bc30defd2cab", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/main.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let c = CustomSmartPointer {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]   --> src/main.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let d = CustomSmartPointer {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: `smart_pointers` (bin "smart_pointers" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smart_pointers-c120c4ad34607482)
[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" "67ec35f9e62b724377ee99d644edd68a6b18c31b747015ab6c17bc30defd2cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ec35f9e62b724377ee99d644edd68a6b18c31b747015ab6c17bc30defd2cab", kill_on_drop: false }`
[INFO] [stdout] 67ec35f9e62b724377ee99d644edd68a6b18c31b747015ab6c17bc30defd2cab