[INFO] fetching crate ref-into 0.1.0...
[INFO] testing ref-into-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate ref-into 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ref-into 0.1.0
[INFO] finished tweaking crates.io crate ref-into 0.1.0
[INFO] tweaked toml for crates.io crate ref-into 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ref-into 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ref-into 0.1.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a117b13cb9267ae6c76c4682877c3546a45c49869e04fda80d5bdb89219f7e4e
[INFO] running `Command { std: "docker" "start" "-a" "a117b13cb9267ae6c76c4682877c3546a45c49869e04fda80d5bdb89219f7e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a117b13cb9267ae6c76c4682877c3546a45c49869e04fda80d5bdb89219f7e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a117b13cb9267ae6c76c4682877c3546a45c49869e04fda80d5bdb89219f7e4e", kill_on_drop: false }`
[INFO] [stdout] a117b13cb9267ae6c76c4682877c3546a45c49869e04fda80d5bdb89219f7e4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b538d44999fe4a0e59f144d47c6a4bc0cb6cddda805e1b47f6581f876f5c6d1
[INFO] running `Command { std: "docker" "start" "-a" "1b538d44999fe4a0e59f144d47c6a4bc0cb6cddda805e1b47f6581f876f5c6d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref-into v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "1b538d44999fe4a0e59f144d47c6a4bc0cb6cddda805e1b47f6581f876f5c6d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b538d44999fe4a0e59f144d47c6a4bc0cb6cddda805e1b47f6581f876f5c6d1", kill_on_drop: false }`
[INFO] [stdout] 1b538d44999fe4a0e59f144d47c6a4bc0cb6cddda805e1b47f6581f876f5c6d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28fe6be862dcb6c61fc29b13f49484706bf89a4305e32634d84e3afc41bc7f11
[INFO] running `Command { std: "docker" "start" "-a" "28fe6be862dcb6c61fc29b13f49484706bf89a4305e32634d84e3afc41bc7f11", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref-into v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/example.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct ApiRoute(String);
[INFO] [stdout]    |        -------- ^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ApiRoute` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Customers` is never constructed
[INFO] [stdout]   --> examples/example.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum Endpoints {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 17 |     Orders,
[INFO] [stdout] 18 |     Customers
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Endpoints` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "28fe6be862dcb6c61fc29b13f49484706bf89a4305e32634d84e3afc41bc7f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28fe6be862dcb6c61fc29b13f49484706bf89a4305e32634d84e3afc41bc7f11", kill_on_drop: false }`
[INFO] [stdout] 28fe6be862dcb6c61fc29b13f49484706bf89a4305e32634d84e3afc41bc7f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 04c62f41226b6a937d3ca0beb5a0be1e161b6a7d7d8116a0eb921b737ba9a2c4
[INFO] running `Command { std: "docker" "start" "-a" "04c62f41226b6a937d3ca0beb5a0be1e161b6a7d7d8116a0eb921b737ba9a2c4", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/example.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct ApiRoute(String);
[INFO] [stderr]    |        -------- ^^^^^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider removing this field
[INFO] [stderr]    = note: `ApiRoute` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Customers` is never constructed
[INFO] [stderr]   --> examples/example.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | enum Endpoints {
[INFO] [stderr]    |      --------- variant in this enum
[INFO] [stderr] 17 |     Orders,
[INFO] [stderr] 18 |     Customers
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Endpoints` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `ref-into` (example "example") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ref_into-4c2232d2ae26ded1)
[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] [stderr]    Doc-tests ref_into
[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" "04c62f41226b6a937d3ca0beb5a0be1e161b6a7d7d8116a0eb921b737ba9a2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04c62f41226b6a937d3ca0beb5a0be1e161b6a7d7d8116a0eb921b737ba9a2c4", kill_on_drop: false }`
[INFO] [stdout] 04c62f41226b6a937d3ca0beb5a0be1e161b6a7d7d8116a0eb921b737ba9a2c4