[INFO] crate mitochondria 1.1.2 is already in cache
[INFO] testing mitochondria-1.1.2 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate mitochondria 1.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mitochondria 1.1.2 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 crates.io crate mitochondria 1.1.2
[INFO] finished tweaking crates.io crate mitochondria 1.1.2
[INFO] tweaked toml for crates.io crate mitochondria 1.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] d07cbfb8cf7cac3f741f0cdcc212fde6d95b5e2343d2070a1cd90570d2585c6e
[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" "d07cbfb8cf7cac3f741f0cdcc212fde6d95b5e2343d2070a1cd90570d2585c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d07cbfb8cf7cac3f741f0cdcc212fde6d95b5e2343d2070a1cd90570d2585c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d07cbfb8cf7cac3f741f0cdcc212fde6d95b5e2343d2070a1cd90570d2585c6e", kill_on_drop: false }`
[INFO] [stdout] d07cbfb8cf7cac3f741f0cdcc212fde6d95b5e2343d2070a1cd90570d2585c6e
[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] 4e56e695abdc4c90515e393419aed82c53e4a00f998d57517639e7ff439b0575
[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" "4e56e695abdc4c90515e393419aed82c53e4a00f998d57517639e7ff439b0575", kill_on_drop: false }`
[INFO] [stderr]    Compiling mitochondria v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/once.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |             let value = try!(result);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/move.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe { self.value.into_inner() }
[INFO] [stdout]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "4e56e695abdc4c90515e393419aed82c53e4a00f998d57517639e7ff439b0575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e56e695abdc4c90515e393419aed82c53e4a00f998d57517639e7ff439b0575", kill_on_drop: false }`
[INFO] [stdout] 4e56e695abdc4c90515e393419aed82c53e4a00f998d57517639e7ff439b0575
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5097d425a315e61f5805a1b426874d1137b3d2b372c74e165745c0947193c443
[INFO] running `Command { std: "docker" "start" "-a" "5097d425a315e61f5805a1b426874d1137b3d2b372c74e165745c0947193c443", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/once.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |             let value = try!(result);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mitochondria v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/move.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe { self.value.into_inner() }
[INFO] [stdout]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/once.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |             let value = try!(result);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/move.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |             unsafe { self.value.into_inner() }
[INFO] [stdout]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5097d425a315e61f5805a1b426874d1137b3d2b372c74e165745c0947193c443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5097d425a315e61f5805a1b426874d1137b3d2b372c74e165745c0947193c443", kill_on_drop: false }`
[INFO] [stdout] 5097d425a315e61f5805a1b426874d1137b3d2b372c74e165745c0947193c443
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e31ad0d32b47e06a1f80ea82d3c82a01e978c1416d8ead76306f20d73ea35f86
[INFO] running `Command { std: "docker" "start" "-a" "e31ad0d32b47e06a1f80ea82d3c82a01e978c1416d8ead76306f20d73ea35f86", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/once.rs:156:25
[INFO] [stderr]     |
[INFO] [stderr] 156 |             let value = try!(result);
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/move.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |             unsafe { self.value.into_inner() }
[INFO] [stderr]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/once.rs:156:25
[INFO] [stderr]     |
[INFO] [stderr] 156 |             let value = try!(result);
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/move.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |             unsafe { self.value.into_inner() }
[INFO] [stderr]    |             ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mitochondria-227d831d181341cd
[INFO] [stdout] running 12 tests
[INFO] [stdout] test once::tests::smoketest ... ok
[INFO] [stdout] test once::tests::default ... ok
[INFO] [stdout] test once::tests::debug ... ok
[INFO] [stdout] test once::tests::clone ... ok
[INFO] [stdout] test move_::tests::smoketest ... ok
[INFO] [stdout] test move_::tests::send ... ok
[INFO] [stdout] test move_::tests::from ... ok
[INFO] [stderr]    Doc-tests mitochondria
[INFO] [stdout] test once::tests::from ... ok
[INFO] [stdout] test once::tests::send ... ok
[INFO] [stdout] test move_::tests::default ... ok
[INFO] [stdout] test move_::tests::as_mut ... ok
[INFO] [stdout] test move_::tests::as_ptr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/once.rs - once::OnceCell<T>::init_once (line 223) ... ok
[INFO] [stdout] test src/move.rs - move_::core::MoveCell<T>::into_inner (line 36) ... ok
[INFO] [stdout] test src/once.rs - once::core::OnceCell (line 16) ... ok
[INFO] [stdout] test src/once.rs - once::core::OnceCell<T>::new (line 81) ... ok
[INFO] [stdout] test src/move.rs - move_::core::MoveCell<T>::as_mut (line 86) ... ok
[INFO] [stdout] test src/once.rs - once::core::OnceCell<T>::as_ref (line 166) ... ok
[INFO] [stdout] test src/once.rs - once::core::OnceCell (line 40) ... ok
[INFO] [stdout] test src/move.rs - move_::core::MoveCell<T>::as_ptr (line 69) ... ok
[INFO] [stdout] test src/move.rs - move_::core::MoveCell<T>::replace (line 51) ... ok
[INFO] [stdout] test src/move.rs - move_::core::MoveCell<T>::new (line 20) ... ok
[INFO] [stdout] test src/once.rs - once::core::OnceCell<T>::try_init_once (line 120) ... ok
[INFO] [stdout] test src/once.rs - once::OnceCell<T>::init_once (line 215) ... ok
[INFO] [stdout] test src/once.rs - once::core::OnceCell<T>::new_with_value (line 97) ... ok
[INFO] [stdout] test src/once.rs - once::core::OnceCell<T>::try_init_once (line 132) ... ok
[INFO] [stdout] test src/once.rs - once::core::OnceCell<T>::as_mut (line 189) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e31ad0d32b47e06a1f80ea82d3c82a01e978c1416d8ead76306f20d73ea35f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e31ad0d32b47e06a1f80ea82d3c82a01e978c1416d8ead76306f20d73ea35f86", kill_on_drop: false }`
[INFO] [stdout] e31ad0d32b47e06a1f80ea82d3c82a01e978c1416d8ead76306f20d73ea35f86