[INFO] fetching crate temporary 0.6.3...
[INFO] checking temporary-0.6.3 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate temporary 0.6.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate temporary 0.6.3 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate temporary 0.6.3
[INFO] finished tweaking crates.io crate temporary 0.6.3
[INFO] tweaked toml for crates.io crate temporary 0.6.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 435d3ac0c1ec2f4d9796b26631667383942324bf25db658db32d4b4356aa0069
[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" "435d3ac0c1ec2f4d9796b26631667383942324bf25db658db32d4b4356aa0069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "435d3ac0c1ec2f4d9796b26631667383942324bf25db658db32d4b4356aa0069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435d3ac0c1ec2f4d9796b26631667383942324bf25db658db32d4b4356aa0069", kill_on_drop: false }`
[INFO] [stdout] 435d3ac0c1ec2f4d9796b26631667383942324bf25db658db32d4b4356aa0069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20dbe901bdc917968f3ce240882e9bee8f97c439f34e5829f6d05f3e292d56ef
[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" "20dbe901bdc917968f3ce240882e9bee8f97c439f34e5829f6d05f3e292d56ef", kill_on_drop: false }`
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking temporary v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:54:27
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let current = try!(env::current_dir());
[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]    --> src/lib.rs:145:15
[INFO] [stdout]     |
[INFO] [stdout] 145 |     unsafe { [rand::<u64>() ^ 0x12345678, rand::<u64>() ^ 0x87654321] }
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:145:43
[INFO] [stdout]     |
[INFO] [stdout] 145 |     unsafe { [rand::<u64>() ^ 0x12345678, rand::<u64>() ^ 0x87654321] }
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     use std::mem::uninitialized as rand;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:54:27
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let current = try!(env::current_dir());
[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]    --> src/lib.rs:145:15
[INFO] [stdout]     |
[INFO] [stdout] 145 |     unsafe { [rand::<u64>() ^ 0x12345678, rand::<u64>() ^ 0x87654321] }
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:145:43
[INFO] [stdout]     |
[INFO] [stdout] 145 |     unsafe { [rand::<u64>() ^ 0x12345678, rand::<u64>() ^ 0x87654321] }
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     use std::mem::uninitialized as rand;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "20dbe901bdc917968f3ce240882e9bee8f97c439f34e5829f6d05f3e292d56ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20dbe901bdc917968f3ce240882e9bee8f97c439f34e5829f6d05f3e292d56ef", kill_on_drop: false }`
[INFO] [stdout] 20dbe901bdc917968f3ce240882e9bee8f97c439f34e5829f6d05f3e292d56ef