[INFO] fetching crate tuple-conv 1.0.1...
[INFO] building tuple-conv-1.0.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate tuple-conv 1.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tuple-conv 1.0.1
[INFO] finished tweaking crates.io crate tuple-conv 1.0.1
[INFO] tweaked toml for crates.io crate tuple-conv 1.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tuple-conv 1.0.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 64 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54918b3129970bc0e293d5bed9992af4ead7546f9ec5fc78abc89e775a47d22e
[INFO] running `Command { std: "docker" "start" "-a" "54918b3129970bc0e293d5bed9992af4ead7546f9ec5fc78abc89e775a47d22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54918b3129970bc0e293d5bed9992af4ead7546f9ec5fc78abc89e775a47d22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54918b3129970bc0e293d5bed9992af4ead7546f9ec5fc78abc89e775a47d22e", kill_on_drop: false }`
[INFO] [stdout] 54918b3129970bc0e293d5bed9992af4ead7546f9ec5fc78abc89e775a47d22e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cecfec5abc1a1e6820700a6f039f8bbe7b8361e6200fe5dc3aa02edbbfac373e
[INFO] running `Command { std: "docker" "start" "-a" "cecfec5abc1a1e6820700a6f039f8bbe7b8361e6200fe5dc3aa02edbbfac373e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tuple-conv v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "cecfec5abc1a1e6820700a6f039f8bbe7b8361e6200fe5dc3aa02edbbfac373e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cecfec5abc1a1e6820700a6f039f8bbe7b8361e6200fe5dc3aa02edbbfac373e", kill_on_drop: false }`
[INFO] [stdout] cecfec5abc1a1e6820700a6f039f8bbe7b8361e6200fe5dc3aa02edbbfac373e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d50a83d929f052c05c2dcb0fa00d18fb5ec672ff4fd9efe5bb37c7c6ed52f9a
[INFO] running `Command { std: "docker" "start" "-a" "6d50a83d929f052c05c2dcb0fa00d18fb5ec672ff4fd9efe5bb37c7c6ed52f9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling tuple-conv v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/lib.rs:338:22
[INFO] [stdout]     |
[INFO] [stdout] 338 |         assert!(b == Box::new([1]));
[INFO] [stdout]     |                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_allocation)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/lib.rs:342:22
[INFO] [stdout]     |
[INFO] [stdout] 342 |         assert!(b == Box::new([3, 2, 1]));
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/lib.rs:346:22
[INFO] [stdout]     |
[INFO] [stdout] 346 |         assert!(b == Box::new(long!(slice_reversed)));
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/lib.rs:353:22
[INFO] [stdout]     |
[INFO] [stdout] 353 |         assert!(b == Box::new([1, 2, 3]));
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.02s
[INFO] running `Command { std: "docker" "inspect" "6d50a83d929f052c05c2dcb0fa00d18fb5ec672ff4fd9efe5bb37c7c6ed52f9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d50a83d929f052c05c2dcb0fa00d18fb5ec672ff4fd9efe5bb37c7c6ed52f9a", kill_on_drop: false }`
[INFO] [stdout] 6d50a83d929f052c05c2dcb0fa00d18fb5ec672ff4fd9efe5bb37c7c6ed52f9a