[INFO] fetching crate cbsk_mut_data 2.1.2...
[INFO] testing cbsk_mut_data-2.1.2 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate cbsk_mut_data 2.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate cbsk_mut_data 2.1.2
[INFO] finished tweaking crates.io crate cbsk_mut_data 2.1.2
[INFO] tweaked toml for crates.io crate cbsk_mut_data 2.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cbsk_mut_data 2.1.2 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cbsk_mut_data 2.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e5975c3a9799d7ea1d18fc50238148a693b05114f439858a872b4bc46205a0c
[INFO] running `Command { std: "docker" "start" "-a" "6e5975c3a9799d7ea1d18fc50238148a693b05114f439858a872b4bc46205a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e5975c3a9799d7ea1d18fc50238148a693b05114f439858a872b4bc46205a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e5975c3a9799d7ea1d18fc50238148a693b05114f439858a872b4bc46205a0c", kill_on_drop: false }`
[INFO] [stdout] 6e5975c3a9799d7ea1d18fc50238148a693b05114f439858a872b4bc46205a0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 44541e9439fbed4f9ced0a337d3625c40b6546349a62af776eb8cc500120f478
[INFO] running `Command { std: "docker" "start" "-a" "44541e9439fbed4f9ced0a337d3625c40b6546349a62af776eb8cc500120f478", kill_on_drop: false }`
[INFO] [stderr]    Compiling cbsk_mut_data v2.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/mut_data_vec.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn drain(&self, range: impl RangeBounds<usize>) -> Drain<T> {
[INFO] [stdout]    |                  ^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn drain(&self, range: impl RangeBounds<usize>) -> Drain<'_, T> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/mut_data_hash_map.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn entry(&self, key: K) -> Entry<K, V> {
[INFO] [stdout]    |                  ^^^^^             ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn entry(&self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "44541e9439fbed4f9ced0a337d3625c40b6546349a62af776eb8cc500120f478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44541e9439fbed4f9ced0a337d3625c40b6546349a62af776eb8cc500120f478", kill_on_drop: false }`
[INFO] [stdout] 44541e9439fbed4f9ced0a337d3625c40b6546349a62af776eb8cc500120f478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 17466dc643fd63983da0034a6be9a15eaa11ab345ca71a4b980e31ed8cfb974b
[INFO] running `Command { std: "docker" "start" "-a" "17466dc643fd63983da0034a6be9a15eaa11ab345ca71a4b980e31ed8cfb974b", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/mut_data_vec.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn drain(&self, range: impl RangeBounds<usize>) -> Drain<T> {
[INFO] [stdout]    |                  ^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn drain(&self, range: impl RangeBounds<usize>) -> Drain<'_, T> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/mut_data_hash_map.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn entry(&self, key: K) -> Entry<K, V> {
[INFO] [stdout]    |                  ^^^^^             ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn entry(&self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cbsk_mut_data v2.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/mut_data_vec.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn drain(&self, range: impl RangeBounds<usize>) -> Drain<T> {
[INFO] [stdout]    |                  ^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn drain(&self, range: impl RangeBounds<usize>) -> Drain<'_, T> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/mut_data_hash_map.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn entry(&self, key: K) -> Entry<K, V> {
[INFO] [stdout]    |                  ^^^^^             ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn entry(&self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "17466dc643fd63983da0034a6be9a15eaa11ab345ca71a4b980e31ed8cfb974b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17466dc643fd63983da0034a6be9a15eaa11ab345ca71a4b980e31ed8cfb974b", kill_on_drop: false }`
[INFO] [stdout] 17466dc643fd63983da0034a6be9a15eaa11ab345ca71a4b980e31ed8cfb974b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 5add7cc93bde77ebe10f3ab8f22f78b13e8c754c282198fe150fdd2548e827a2
[INFO] running `Command { std: "docker" "start" "-a" "5add7cc93bde77ebe10f3ab8f22f78b13e8c754c282198fe150fdd2548e827a2", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/mut_data_vec.rs:35:18
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn drain(&self, range: impl RangeBounds<usize>) -> Drain<T> {
[INFO] [stderr]    |                  ^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn drain(&self, range: impl RangeBounds<usize>) -> Drain<'_, T> {
[INFO] [stderr]    |                                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/mut_data_hash_map.rs:33:18
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn entry(&self, key: K) -> Entry<K, V> {
[INFO] [stderr]    |                  ^^^^^             ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn entry(&self, key: K) -> Entry<'_, K, V> {
[INFO] [stderr]    |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: `cbsk_mut_data` (lib) generated 2 warnings (run `cargo fix --lib -p cbsk_mut_data` to apply 2 suggestions)
[INFO] [stderr] warning: `cbsk_mut_data` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/cbsk_mut_data/877a61a4aafa4361/deps/cbsk_mut_data-877a61a4aafa4361)
[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] [stderr]    Doc-tests cbsk_mut_data
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/mut_data_hash_map.rs - mut_data_hash_map::MutDataHashMap<K,V>::values_mut (line 80) ... FAILED
[INFO] [stdout] test src/mut_data_vec.rs - mut_data_vec::MutDataVec<T>::iter_mut (line 67) ... FAILED
[INFO] [stdout] test src/mut_data_obj.rs - mut_data_obj::MutDataObj<T>::set (line 37) ... ok
[INFO] [stdout] test src/mut_data_hash_map.rs - mut_data_hash_map::MutDataHashMap<K,V>::iter_mut (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/mut_data_hash_map.rs - mut_data_hash_map::MutDataHashMap<K,V>::values_mut (line 80) stdout ----
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/mut_data_hash_map.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | let iter = map.as_mut().values_mut().map(MutDataRef::new_ref);
[INFO] [stdout]    |            ^^^^^^^^^^^^                                      - temporary value is freed at the end of this statement
[INFO] [stdout]    |            |
[INFO] [stdout]    |            creates a temporary value which is freed while still in use
[INFO] [stdout] 88 | iter.for_each(|v|{
[INFO] [stdout]    | ---- borrow later used here
[INFO] [stdout]    |
[INFO] [stdout] help: consider using a `let` binding to create a longer lived value
[INFO] [stdout]    |
[INFO] [stdout] 87 + let mut binding = map.as_mut();
[INFO] [stdout] 88 ~ let iter = binding.values_mut().map(MutDataRef::new_ref);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/mut_data_vec.rs - mut_data_vec::MutDataVec<T>::iter_mut (line 67) stdout ----
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/mut_data_vec.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | let iter = list.as_mut().iter_mut()
[INFO] [stdout]    |            ^^^^^^^^^^^^^ creates a temporary value which is freed while still in use
[INFO] [stdout] 74 |                 .map(MutDataRef::new_ref);
[INFO] [stdout]    |                                          - temporary value is freed at the end of this statement
[INFO] [stdout] 75 |
[INFO] [stdout] 76 | iter.for_each(|l|{
[INFO] [stdout]    | ---- borrow later used here
[INFO] [stdout]    |
[INFO] [stdout] help: consider using a `let` binding to create a longer lived value
[INFO] [stdout]    |
[INFO] [stdout] 73 + let mut binding = list.as_mut();
[INFO] [stdout] 74 ~ let iter = binding.iter_mut()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/mut_data_hash_map.rs - mut_data_hash_map::MutDataHashMap<K,V>::values_mut (line 80)
[INFO] [stdout]     src/mut_data_vec.rs - mut_data_vec::MutDataVec<T>::iter_mut (line 67)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.53s; merged doctests compilation took 0.07s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5add7cc93bde77ebe10f3ab8f22f78b13e8c754c282198fe150fdd2548e827a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5add7cc93bde77ebe10f3ab8f22f78b13e8c754c282198fe150fdd2548e827a2", kill_on_drop: false }`
[INFO] [stdout] 5add7cc93bde77ebe10f3ab8f22f78b13e8c754c282198fe150fdd2548e827a2
