[INFO] fetching crate loop_chain 0.1.1...
[INFO] testing loop_chain-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate loop_chain 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate loop_chain 0.1.1
[INFO] finished tweaking crates.io crate loop_chain 0.1.1
[INFO] tweaked toml for crates.io crate loop_chain 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate loop_chain 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate loop_chain 0.1.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55849c37f6cf19401ba086a04968d6bc4f50176555250127bf7d22778c4975de
[INFO] running `Command { std: "docker" "start" "-a" "55849c37f6cf19401ba086a04968d6bc4f50176555250127bf7d22778c4975de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55849c37f6cf19401ba086a04968d6bc4f50176555250127bf7d22778c4975de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55849c37f6cf19401ba086a04968d6bc4f50176555250127bf7d22778c4975de", kill_on_drop: false }`
[INFO] [stdout] 55849c37f6cf19401ba086a04968d6bc4f50176555250127bf7d22778c4975de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6e90d028d44f0c59d1adb1a54cf959aa39df0a7e5a064d076c531af9a7468b7
[INFO] running `Command { std: "docker" "start" "-a" "c6e90d028d44f0c59d1adb1a54cf959aa39df0a7e5a064d076c531af9a7468b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling loop_chain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "c6e90d028d44f0c59d1adb1a54cf959aa39df0a7e5a064d076c531af9a7468b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e90d028d44f0c59d1adb1a54cf959aa39df0a7e5a064d076c531af9a7468b7", kill_on_drop: false }`
[INFO] [stdout] c6e90d028d44f0c59d1adb1a54cf959aa39df0a7e5a064d076c531af9a7468b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7141cf81cafecc7dc23ae0507b3d68dffb2b2e5a477aa3f5365bd55776fb790
[INFO] running `Command { std: "docker" "start" "-a" "a7141cf81cafecc7dc23ae0507b3d68dffb2b2e5a477aa3f5365bd55776fb790", kill_on_drop: false }`
[INFO] [stderr]    Compiling loop_chain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::loop_chain`
[INFO] [stdout]    --> src/lib.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |     use super::loop_chain;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "a7141cf81cafecc7dc23ae0507b3d68dffb2b2e5a477aa3f5365bd55776fb790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7141cf81cafecc7dc23ae0507b3d68dffb2b2e5a477aa3f5365bd55776fb790", kill_on_drop: false }`
[INFO] [stdout] a7141cf81cafecc7dc23ae0507b3d68dffb2b2e5a477aa3f5365bd55776fb790
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ea44d95e04c211a81d6ec5d3c364f7522ff8998f0842d5c18e2f625b6d21919
[INFO] running `Command { std: "docker" "start" "-a" "8ea44d95e04c211a81d6ec5d3c364f7522ff8998f0842d5c18e2f625b6d21919", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::loop_chain`
[INFO] [stderr]    --> src/lib.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |     use super::loop_chain;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `loop_chain` (lib test) generated 1 warning (run `cargo fix --lib -p loop_chain --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/loop_chain-eedd9c9580bec8a9)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::test_loop ... ok
[INFO] [stdout] test test::test_for ... ok
[INFO] [stdout] test test::test_empty ... ok
[INFO] [stdout] test test::test_nested_loops ... ok
[INFO] [stdout] test test::test_while ... ok
[INFO] [stdout] test test::test_while_let ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests loop_chain
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 68) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ea44d95e04c211a81d6ec5d3c364f7522ff8998f0842d5c18e2f625b6d21919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ea44d95e04c211a81d6ec5d3c364f7522ff8998f0842d5c18e2f625b6d21919", kill_on_drop: false }`
[INFO] [stdout] 8ea44d95e04c211a81d6ec5d3c364f7522ff8998f0842d5c18e2f625b6d21919