[INFO] cloning repository https://github.com/museun/debug_iterator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/museun/debug_iterator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fdebug_iterator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fdebug_iterator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 411b78062ae23a41e63d8f45191c88e1d9555b84
[INFO] testing museun/debug_iterator against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fdebug_iterator" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/museun/debug_iterator on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/museun/debug_iterator
[INFO] finished tweaking git repo https://github.com/museun/debug_iterator
[INFO] tweaked toml for git repo https://github.com/museun/debug_iterator written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/museun/debug_iterator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db603bb91893aafa6c0f3a435a72458669603f60893ec87362b4703ab2b5f4b4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db603bb91893aafa6c0f3a435a72458669603f60893ec87362b4703ab2b5f4b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db603bb91893aafa6c0f3a435a72458669603f60893ec87362b4703ab2b5f4b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db603bb91893aafa6c0f3a435a72458669603f60893ec87362b4703ab2b5f4b4", kill_on_drop: false }`
[INFO] [stdout] db603bb91893aafa6c0f3a435a72458669603f60893ec87362b4703ab2b5f4b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa3dd631fff2700a5025b195e6047f7f01e476ec242833bd0964a6f740d8ed87
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fa3dd631fff2700a5025b195e6047f7f01e476ec242833bd0964a6f740d8ed87", kill_on_drop: false }`
[INFO] [stderr]    Compiling debug_iterator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "fa3dd631fff2700a5025b195e6047f7f01e476ec242833bd0964a6f740d8ed87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa3dd631fff2700a5025b195e6047f7f01e476ec242833bd0964a6f740d8ed87", kill_on_drop: false }`
[INFO] [stdout] fa3dd631fff2700a5025b195e6047f7f01e476ec242833bd0964a6f740d8ed87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d17d89e83bd14335500785bdf6de1edbba8b8480275eda9fabb2114a7ef7b2a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d17d89e83bd14335500785bdf6de1edbba8b8480275eda9fabb2114a7ef7b2a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling debug_iterator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "d17d89e83bd14335500785bdf6de1edbba8b8480275eda9fabb2114a7ef7b2a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17d89e83bd14335500785bdf6de1edbba8b8480275eda9fabb2114a7ef7b2a4", kill_on_drop: false }`
[INFO] [stdout] d17d89e83bd14335500785bdf6de1edbba8b8480275eda9fabb2114a7ef7b2a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8a14b9b0a61cb5e192a8e2c7f37ea4e217115b22ce838a076042c36f570b814
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e8a14b9b0a61cb5e192a8e2c7f37ea4e217115b22ce838a076042c36f570b814", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/debug_iterator-8c1809472284ad01
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests debug_iterator
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - (line 6) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 6) stdout ----
[INFO] [stdout] error[E0382]: use of moved value: `iter`
[INFO] [stdout]   --> src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | let iter = (1..=3)
[INFO] [stdout]    |     ---- move occurs because `iter` has type `std::iter::Map<std::iter::Map<std::ops::RangeInclusive<i32>, [closure@src/lib.rs:14:10: 14:19]>, [closure@src/lib.rs:15:10: 18:6 everyone_is_named_bob:&std::string::String]>`, which does not implement the `Copy` trait
[INFO] [stdout] ...
[INFO] [stdout] 22 | iter.debug().for_each(|_| ());
[INFO] [stdout]    |      ------- `iter` moved due to this method call
[INFO] [stdout] ...
[INFO] [stdout] 28 | iter.debug_pretty().for_each(|_| ());
[INFO] [stdout]    | ^^^^ value used here after move
[INFO] [stdout]    |
[INFO] [stdout] note: this function consumes the receiver `self` by taking ownership of it, which moves `iter`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:75:18
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn debug<'a>(self) -> DebugPrinter<'a, Self>
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: use of moved value: `iter`
[INFO] [stdout]   --> src/lib.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | let iter = (1..=3)
[INFO] [stdout]    |     ---- move occurs because `iter` has type `std::iter::Map<std::iter::Map<std::ops::RangeInclusive<i32>, [closure@src/lib.rs:14:10: 14:19]>, [closure@src/lib.rs:15:10: 18:6 everyone_is_named_bob:&std::string::String]>`, which does not implement the `Copy` trait
[INFO] [stdout] ...
[INFO] [stdout] 28 | iter.debug_pretty().for_each(|_| ());
[INFO] [stdout]    |      -------------- `iter` moved due to this method call
[INFO] [stdout] ...
[INFO] [stdout] 43 | iter.debug_prefix("This person is").for_each(|_| ());
[INFO] [stdout]    | ^^^^ value used here after move
[INFO] [stdout]    |
[INFO] [stdout] note: this function consumes the receiver `self` by taking ownership of it, which moves `iter`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn debug_pretty<'a>(self) -> DebugPrinter<'a, Self>
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: use of moved value: `iter`
[INFO] [stdout]   --> src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | let iter = (1..=3)
[INFO] [stdout]    |     ---- move occurs because `iter` has type `std::iter::Map<std::iter::Map<std::ops::RangeInclusive<i32>, [closure@src/lib.rs:14:10: 14:19]>, [closure@src/lib.rs:15:10: 18:6 everyone_is_named_bob:&std::string::String]>`, which does not implement the `Copy` trait
[INFO] [stdout] ...
[INFO] [stdout] 43 | iter.debug_prefix("This person is").for_each(|_| ());
[INFO] [stdout]    |      ------------------------------ `iter` moved due to this method call
[INFO] [stdout] ...
[INFO] [stdout] 49 | iter.debug_prefix_pretty("This person is").for_each(|_| ());
[INFO] [stdout]    | ^^^^ value used here after move
[INFO] [stdout]    |
[INFO] [stdout] note: this function consumes the receiver `self` by taking ownership of it, which moves `iter`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn debug_prefix<'a, S>(self, prefix: S) -> DebugPrinter<'a, Self>
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0382`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 6)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e8a14b9b0a61cb5e192a8e2c7f37ea4e217115b22ce838a076042c36f570b814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a14b9b0a61cb5e192a8e2c7f37ea4e217115b22ce838a076042c36f570b814", kill_on_drop: false }`
[INFO] [stdout] e8a14b9b0a61cb5e192a8e2c7f37ea4e217115b22ce838a076042c36f570b814