[INFO] fetching crate loop_chain 0.1.1...
[INFO] testing loop_chain-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate loop_chain 0.1.1 into /workspace/builds/worker-118/source
[INFO] validating manifest of crates.io crate loop_chain 0.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-118/source/Cargo.toml
[INFO] crate crates.io crate loop_chain 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 573a422e91c1acf596256ccad4b40dafce153f4ea6c1d63cc8315f5c946ae9dc
[INFO] running `Command { std: "docker" "start" "-a" "573a422e91c1acf596256ccad4b40dafce153f4ea6c1d63cc8315f5c946ae9dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "573a422e91c1acf596256ccad4b40dafce153f4ea6c1d63cc8315f5c946ae9dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "573a422e91c1acf596256ccad4b40dafce153f4ea6c1d63cc8315f5c946ae9dc", kill_on_drop: false }`
[INFO] [stdout] 573a422e91c1acf596256ccad4b40dafce153f4ea6c1d63cc8315f5c946ae9dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1459d3a113228328bbc8d47f39a6be278a49cfef7519d4aaafc47962cc75925
[INFO] running `Command { std: "docker" "start" "-a" "d1459d3a113228328bbc8d47f39a6be278a49cfef7519d4aaafc47962cc75925", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling loop_chain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "d1459d3a113228328bbc8d47f39a6be278a49cfef7519d4aaafc47962cc75925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1459d3a113228328bbc8d47f39a6be278a49cfef7519d4aaafc47962cc75925", kill_on_drop: false }`
[INFO] [stdout] d1459d3a113228328bbc8d47f39a6be278a49cfef7519d4aaafc47962cc75925
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c166328487b99edd838e32607d5bc70e4c5c36a3d889f2411636199236218ec6
[INFO] running `Command { std: "docker" "start" "-a" "c166328487b99edd838e32607d5bc70e4c5c36a3d889f2411636199236218ec6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling loop_chain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "c166328487b99edd838e32607d5bc70e4c5c36a3d889f2411636199236218ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c166328487b99edd838e32607d5bc70e4c5c36a3d889f2411636199236218ec6", kill_on_drop: false }`
[INFO] [stdout] c166328487b99edd838e32607d5bc70e4c5c36a3d889f2411636199236218ec6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83295a41b9cd06a0f3ba4de0002aba926f5c2fd92c15fcdcd0c44696a4b8d12e
[INFO] running `Command { std: "docker" "start" "-a" "83295a41b9cd06a0f3ba4de0002aba926f5c2fd92c15fcdcd0c44696a4b8d12e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/loop_chain-f94d64bada9860a6)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::test_empty ... ok
[INFO] [stdout] test test::test_for ... ok
[INFO] [stdout] test test::test_loop ... 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 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 68) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83295a41b9cd06a0f3ba4de0002aba926f5c2fd92c15fcdcd0c44696a4b8d12e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83295a41b9cd06a0f3ba4de0002aba926f5c2fd92c15fcdcd0c44696a4b8d12e", kill_on_drop: false }`
[INFO] [stdout] 83295a41b9cd06a0f3ba4de0002aba926f5c2fd92c15fcdcd0c44696a4b8d12e