[INFO] fetching crate smallvec-stableunion 0.6.10...
[INFO] checking smallvec-stableunion-0.6.10 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate smallvec-stableunion 0.6.10 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate smallvec-stableunion 0.6.10 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smallvec-stableunion 0.6.10
[INFO] finished tweaking crates.io crate smallvec-stableunion 0.6.10
[INFO] tweaked toml for crates.io crate smallvec-stableunion 0.6.10 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", 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] 39eb47219d1ed4261231b6a1ae7380b0cc95a68b0955a4d5a0166bc21c5dfeb5
[INFO] running `Command { std: "docker" "start" "-a" "39eb47219d1ed4261231b6a1ae7380b0cc95a68b0955a4d5a0166bc21c5dfeb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39eb47219d1ed4261231b6a1ae7380b0cc95a68b0955a4d5a0166bc21c5dfeb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39eb47219d1ed4261231b6a1ae7380b0cc95a68b0955a4d5a0166bc21c5dfeb5", kill_on_drop: false }`
[INFO] [stdout] 39eb47219d1ed4261231b6a1ae7380b0cc95a68b0955a4d5a0166bc21c5dfeb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28de8d6e4369dadf5adfbecc57d798248708c1b02fdc2e37cea5a32038473173
[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" "28de8d6e4369dadf5adfbecc57d798248708c1b02fdc2e37cea5a32038473173", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking smallvec-stableunion v0.6.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:344:49
[INFO] [stdout]     |
[INFO] [stdout] 344 |                 data: SmallVecData::from_inline(mem::uninitialized()),
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:385:63
[INFO] [stdout]     |
[INFO] [stdout] 385 |                 let mut data = SmallVecData::<A>::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:589:55
[INFO] [stdout]     |
[INFO] [stdout] 589 |                 self.data = SmallVecData::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:655:55
[INFO] [stdout]     |
[INFO] [stdout] 655 |                 self.data = SmallVecData::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:979:39
[INFO] [stdout]     |
[INFO] [stdout] 979 |                     let mut data: A = mem::uninitialized();
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]     --> lib.rs:1547:9
[INFO] [stdout]      |
[INFO] [stdout] 1547 |     use std::rc::Rc;
[INFO] [stdout]      |         ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:344:49
[INFO] [stdout]     |
[INFO] [stdout] 344 |                 data: SmallVecData::from_inline(mem::uninitialized()),
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:385:63
[INFO] [stdout]     |
[INFO] [stdout] 385 |                 let mut data = SmallVecData::<A>::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:589:55
[INFO] [stdout]     |
[INFO] [stdout] 589 |                 self.data = SmallVecData::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:655:55
[INFO] [stdout]     |
[INFO] [stdout] 655 |                 self.data = SmallVecData::from_inline(mem::uninitialized());
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> lib.rs:979:39
[INFO] [stdout]     |
[INFO] [stdout] 979 |                     let mut data: A = mem::uninitialized();
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.81s
[INFO] running `Command { std: "docker" "inspect" "28de8d6e4369dadf5adfbecc57d798248708c1b02fdc2e37cea5a32038473173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28de8d6e4369dadf5adfbecc57d798248708c1b02fdc2e37cea5a32038473173", kill_on_drop: false }`
[INFO] [stdout] 28de8d6e4369dadf5adfbecc57d798248708c1b02fdc2e37cea5a32038473173