[INFO] cloning repository https://github.com/maciejhirsz/ordnung
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maciejhirsz/ordnung" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaciejhirsz%2Fordnung", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaciejhirsz%2Fordnung'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1f1e3bda332dae33b76ca4be00dba46265e4cbe
[INFO] testing maciejhirsz/ordnung against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaciejhirsz%2Fordnung" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maciejhirsz/ordnung on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maciejhirsz/ordnung
[INFO] finished tweaking git repo https://github.com/maciejhirsz/ordnung
[INFO] tweaked toml for git repo https://github.com/maciejhirsz/ordnung written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/maciejhirsz/ordnung already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57187f1f314da02e271c40083acf565148dcd180a13d85415ca0ac9caa4bbd81
[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" "57187f1f314da02e271c40083acf565148dcd180a13d85415ca0ac9caa4bbd81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57187f1f314da02e271c40083acf565148dcd180a13d85415ca0ac9caa4bbd81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57187f1f314da02e271c40083acf565148dcd180a13d85415ca0ac9caa4bbd81", kill_on_drop: false }`
[INFO] [stdout] 57187f1f314da02e271c40083acf565148dcd180a13d85415ca0ac9caa4bbd81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23203d9674d7cd1019e3e241ebab1ac1b75b932dcd7eca8e3d03bf3738f2421e
[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" "23203d9674d7cd1019e3e241ebab1ac1b75b932dcd7eca8e3d03bf3738f2421e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling ahash v0.3.2
[INFO] [stderr]    Compiling ordnung v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `ManuallyDrop::<T>::new` that must be used
[INFO] [stdout]    --> src/compact.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 | /         ManuallyDrop::new(core::mem::replace(
[INFO] [stdout] 147 | |             self,
[INFO] [stdout] 148 | |             Self::from_stdvec_unchecked(stdvec),
[INFO] [stdout] 149 | |         ));
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the wrapper, you can use `mem::forget` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.99s
[INFO] running `Command { std: "docker" "inspect" "23203d9674d7cd1019e3e241ebab1ac1b75b932dcd7eca8e3d03bf3738f2421e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23203d9674d7cd1019e3e241ebab1ac1b75b932dcd7eca8e3d03bf3738f2421e", kill_on_drop: false }`
[INFO] [stdout] 23203d9674d7cd1019e3e241ebab1ac1b75b932dcd7eca8e3d03bf3738f2421e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b00f700e3ea7d0d63fb18a0bcb53ce3bb485b14465cb970682edc3f758e64fc
[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" "8b00f700e3ea7d0d63fb18a0bcb53ce3bb485b14465cb970682edc3f758e64fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling ordnung v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `ManuallyDrop::<T>::new` that must be used
[INFO] [stdout]    --> src/compact.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 | /         ManuallyDrop::new(core::mem::replace(
[INFO] [stdout] 147 | |             self,
[INFO] [stdout] 148 | |             Self::from_stdvec_unchecked(stdvec),
[INFO] [stdout] 149 | |         ));
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the wrapper, you can use `mem::forget` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `ManuallyDrop::<T>::new` that must be used
[INFO] [stdout]    --> src/compact.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 | /         ManuallyDrop::new(core::mem::replace(
[INFO] [stdout] 147 | |             self,
[INFO] [stdout] 148 | |             Self::from_stdvec_unchecked(stdvec),
[INFO] [stdout] 149 | |         ));
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the wrapper, you can use `mem::forget` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "8b00f700e3ea7d0d63fb18a0bcb53ce3bb485b14465cb970682edc3f758e64fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b00f700e3ea7d0d63fb18a0bcb53ce3bb485b14465cb970682edc3f758e64fc", kill_on_drop: false }`
[INFO] [stdout] 8b00f700e3ea7d0d63fb18a0bcb53ce3bb485b14465cb970682edc3f758e64fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3a29b688a668f84a44c034e4307b81b1112a2a4f15ef57b0de3ff64262ad964c
[INFO] running `Command { std: "docker" "start" "-a" "3a29b688a668f84a44c034e4307b81b1112a2a4f15ef57b0de3ff64262ad964c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused return value of `ManuallyDrop::<T>::new` that must be used
[INFO] [stdout] running 2 tests
[INFO] [stderr]    --> src/compact.rs:146:9
[INFO] [stdout] test tests::empty ... ok
[INFO] [stderr]     |
[INFO] [stderr] 146 | /         ManuallyDrop::new(core::mem::replace(
[INFO] [stderr] 147 | |             self,
[INFO] [stderr] 148 | |             Self::from_stdvec_unchecked(stdvec),
[INFO] [stderr] 149 | |         ));
[INFO] [stderr]     | |___________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the wrapper, you can use `mem::forget` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `ManuallyDrop::<T>::new` that must be used
[INFO] [stderr]    --> src/compact.rs:146:9
[INFO] [stderr]     |
[INFO] [stderr] 146 | /         ManuallyDrop::new(core::mem::replace(
[INFO] [stderr] 147 | |             self,
[INFO] [stderr] 148 | |             Self::from_stdvec_unchecked(stdvec),
[INFO] [stderr] 149 | |         ));
[INFO] [stderr]     | |___________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the wrapper, you can use `mem::forget` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ordnung-0c0b19ba05afbccb
[INFO] [stdout] test tests::simple ... ok
[INFO] [stderr]    Doc-tests ordnung
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test src/entry.rs - entry::OccupiedEntry::remove (line 362) ... ok
[INFO] [stdout] test src/entry.rs - entry::Entry::key (line 89) ... ok
[INFO] [stdout] test src/compact.rs - compact (line 4) ... ok
[INFO] [stdout] test src/entry.rs - entry::OccupiedEntry::get (line 240) ... ok
[INFO] [stdout] test src/entry.rs - entry::OccupiedEntry::into_mut (line 309) ... ok
[INFO] [stdout] test src/entry.rs - entry::VacantEntry::into_key (line 492) ... ok
[INFO] [stdout] test src/entry.rs - entry::Entry::or_insert_with (line 64) ... ok
[INFO] [stdout] test src/entry.rs - entry::OccupiedEntry::replace_entry (line 385) ... ok
[INFO] [stdout] test src/entry.rs - entry::OccupiedEntry::remove_entry (line 215) ... ok
[INFO] [stdout] test src/entry.rs - entry::OccupiedEntry::replace_key (line 421) ... ok
[INFO] [stdout] test src/entry.rs - entry::OccupiedEntry::get_mut (line 271) ... ok
[INFO] [stdout] test src/entry.rs - entry::OccupiedEntry::key (line 199) ... ok
[INFO] [stdout] test src/entry.rs - entry::Entry::and_modify (line 108) ... ok
[INFO] [stdout] test src/entry.rs - entry::VacantEntry::insert (line 512) ... ok
[INFO] [stdout] test src/entry.rs - entry::Entry::or_insert (line 37) ... ok
[INFO] [stdout] test src/entry.rs - entry::OccupiedEntry::insert (line 338) ... ok
[INFO] [stdout] test src/lib.rs - Map<K, V, H>::entry (line 581) ... ok
[INFO] [stdout] test src/lib.rs - Map<K, V, H>::get (line 251) ... ok
[INFO] [stdout] test src/entry.rs - entry::VacantEntry::key (line 477) ... ok
[INFO] [stdout] test src/lib.rs - Map<K, V, H>::get_mut (line 283) ... ok
[INFO] [stdout] test src/lib.rs - Map<K, V, H>::contains_key (line 313) ... ok
[INFO] [stdout] test src/lib.rs - Map<K, V, H>::remove (line 375) ... ok
[INFO] [stdout] test src/lib.rs - Map<K, V, H>::iter (line 457) ... ok
[INFO] [stdout] test src/lib.rs - Map<K, V, H>::insert (line 216) ... ok
[INFO] [stdout] test src/raw_entry.rs - raw_entry::RawEntryMut::or_insert (line 206) ... ok
[INFO] [stdout] test src/raw_entry.rs - raw_entry::RawEntryMut::and_modify (line 260) ... ok
[INFO] [stdout] test src/raw_entry.rs - raw_entry::RawEntryMut::or_insert_with (line 230) ... ok
[INFO] [stdout] test src/lib.rs - Map<K, V, H>::iter_mut (line 489) ... ok
[INFO] [stdout] test src/raw_entry.rs - raw_entry::RawEntryMut::insert (line 182) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a29b688a668f84a44c034e4307b81b1112a2a4f15ef57b0de3ff64262ad964c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a29b688a668f84a44c034e4307b81b1112a2a4f15ef57b0de3ff64262ad964c", kill_on_drop: false }`
[INFO] [stdout] 3a29b688a668f84a44c034e4307b81b1112a2a4f15ef57b0de3ff64262ad964c