[INFO] fetching crate num-iter 0.1.45...
[INFO] testing num-iter-0.1.45 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate num-iter 0.1.45 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate num-iter 0.1.45
[INFO] finished tweaking crates.io crate num-iter 0.1.45
[INFO] tweaked toml for crates.io crate num-iter 0.1.45 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate num-iter 0.1.45 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd46607ea887466982f50ba494ebe9f1728c63e909ad398415c9e56b82e86101
[INFO] running `Command { std: "docker" "start" "-a" "fd46607ea887466982f50ba494ebe9f1728c63e909ad398415c9e56b82e86101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd46607ea887466982f50ba494ebe9f1728c63e909ad398415c9e56b82e86101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd46607ea887466982f50ba494ebe9f1728c63e909ad398415c9e56b82e86101", kill_on_drop: false }`
[INFO] [stdout] fd46607ea887466982f50ba494ebe9f1728c63e909ad398415c9e56b82e86101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 475ecd54e455e903f48d7b7027e97c03902a1aa7df681be4716c6647d98e5526
[INFO] running `Command { std: "docker" "start" "-a" "475ecd54e455e903f48d7b7027e97c03902a1aa7df681be4716c6647d98e5526", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-iter v0.1.45 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "475ecd54e455e903f48d7b7027e97c03902a1aa7df681be4716c6647d98e5526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "475ecd54e455e903f48d7b7027e97c03902a1aa7df681be4716c6647d98e5526", kill_on_drop: false }`
[INFO] [stdout] 475ecd54e455e903f48d7b7027e97c03902a1aa7df681be4716c6647d98e5526
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0130fa0748e3e7e3ba95eddd911f28b02a137ea78b4c481da76c31ba8d91fde
[INFO] running `Command { std: "docker" "start" "-a" "e0130fa0748e3e7e3ba95eddd911f28b02a137ea78b4c481da76c31ba8d91fde", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-iter v0.1.45 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Foo` is never constructed
[INFO] [stdout]    --> src/lib.rs:419:16
[INFO] [stdout]     |
[INFO] [stdout] 419 |         struct Foo;
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "e0130fa0748e3e7e3ba95eddd911f28b02a137ea78b4c481da76c31ba8d91fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0130fa0748e3e7e3ba95eddd911f28b02a137ea78b4c481da76c31ba8d91fde", kill_on_drop: false }`
[INFO] [stdout] e0130fa0748e3e7e3ba95eddd911f28b02a137ea78b4c481da76c31ba8d91fde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d164e905974369cf5f48d92f4042839dfce00eb784afc0b57a388b5d9315f31
[INFO] running `Command { std: "docker" "start" "-a" "2d164e905974369cf5f48d92f4042839dfce00eb784afc0b57a388b5d9315f31", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Foo` is never constructed
[INFO] [stderr]    --> src/lib.rs:419:16
[INFO] [stderr]     |
[INFO] [stderr] 419 |         struct Foo;
[INFO] [stderr]     |                ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `num-iter` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/num_iter-cd309b87044dfa40)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_range_128 ... ok
[INFO] [stdout] test tests::test_range_from ... ok
[INFO] [stdout] test tests::test_range_inclusive ... ok
[INFO] [stdout] test tests::test_range_step_inclusive_128 ... ok
[INFO] [stdout] test tests::test_range_inclusive_128 ... ok
[INFO] [stdout] test tests::test_range_step ... ok
[INFO] [stdout] test tests::test_range_step_from ... ok
[INFO] [stdout] test tests::test_range_step_inclusive ... ok
[INFO] [stdout] test tests::test_range_step_128 ... ok
[INFO] [stdout] test tests::test_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests num_iter
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - range (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2d164e905974369cf5f48d92f4042839dfce00eb784afc0b57a388b5d9315f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d164e905974369cf5f48d92f4042839dfce00eb784afc0b57a388b5d9315f31", kill_on_drop: false }`
[INFO] [stdout] 2d164e905974369cf5f48d92f4042839dfce00eb784afc0b57a388b5d9315f31