[INFO] cloning repository https://github.com/cLazyZombie/learn-iterator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cLazyZombie/learn-iterator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcLazyZombie%2Flearn-iterator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcLazyZombie%2Flearn-iterator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0d447f7f9d002f1dde63ef613d422075b30aa1b
[INFO] testing cLazyZombie/learn-iterator against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcLazyZombie%2Flearn-iterator" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cLazyZombie/learn-iterator on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cLazyZombie/learn-iterator
[INFO] finished tweaking git repo https://github.com/cLazyZombie/learn-iterator
[INFO] tweaked toml for git repo https://github.com/cLazyZombie/learn-iterator written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/cLazyZombie/learn-iterator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e5a34e548865f00293003e13e4e61b43fdfb095332589835a6677bd856c4475
[INFO] running `Command { std: "docker" "start" "-a" "0e5a34e548865f00293003e13e4e61b43fdfb095332589835a6677bd856c4475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e5a34e548865f00293003e13e4e61b43fdfb095332589835a6677bd856c4475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e5a34e548865f00293003e13e4e61b43fdfb095332589835a6677bd856c4475", kill_on_drop: false }`
[INFO] [stdout] 0e5a34e548865f00293003e13e4e61b43fdfb095332589835a6677bd856c4475
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd0b2c83ab8b7679ac57497161223b6005462adfcf6b35469b65992945ab0793
[INFO] running `Command { std: "docker" "start" "-a" "bd0b2c83ab8b7679ac57497161223b6005462adfcf6b35469b65992945ab0793", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn-iterator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "bd0b2c83ab8b7679ac57497161223b6005462adfcf6b35469b65992945ab0793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd0b2c83ab8b7679ac57497161223b6005462adfcf6b35469b65992945ab0793", kill_on_drop: false }`
[INFO] [stdout] bd0b2c83ab8b7679ac57497161223b6005462adfcf6b35469b65992945ab0793
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e2af02ea2f5649fe538520f0379144cb97c7469e133b5fa788819bef835c544
[INFO] running `Command { std: "docker" "start" "-a" "3e2af02ea2f5649fe538520f0379144cb97c7469e133b5fa788819bef835c544", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn-iterator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "3e2af02ea2f5649fe538520f0379144cb97c7469e133b5fa788819bef835c544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2af02ea2f5649fe538520f0379144cb97c7469e133b5fa788819bef835c544", kill_on_drop: false }`
[INFO] [stdout] 3e2af02ea2f5649fe538520f0379144cb97c7469e133b5fa788819bef835c544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 376b70097f8a7c9d773d83e6841292217804df7a1d664b23112fba848a4d74d7
[INFO] running `Command { std: "docker" "start" "-a" "376b70097f8a7c9d773d83e6841292217804df7a1d664b23112fba848a4d74d7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_iterator-4999e106d60d277c)
[INFO] [stdout] test tests::find ... ok
[INFO] [stdout] test tests::iterator_filter ... ok
[INFO] [stdout] test tests::map ... ok
[INFO] [stdout] test tests::fold ... ok
[INFO] [stdout] test tests::vec_to_iterator_mutable ... ok
[INFO] [stdout] test tests::vec_to_iterator_mutable_zero_sized ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_iterator-dcdea74d8df66726)
[INFO] [stdout] test tests::vec_to_iterator ... ok
[INFO] [stdout] test tests::vec_to_iterator_mutable_change_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests learn-iterator
[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] [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" "376b70097f8a7c9d773d83e6841292217804df7a1d664b23112fba848a4d74d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376b70097f8a7c9d773d83e6841292217804df7a1d664b23112fba848a4d74d7", kill_on_drop: false }`
[INFO] [stdout] 376b70097f8a7c9d773d83e6841292217804df7a1d664b23112fba848a4d74d7