[INFO] cloning repository https://github.com/remram44/dhstore
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/remram44/dhstore" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Fdhstore", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Fdhstore'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a353ad1e2674a3346ce72460f033a4ec04dfcb4
[INFO] checking remram44/dhstore against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Fdhstore" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/remram44/dhstore on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/remram44/dhstore
[INFO] finished tweaking git repo https://github.com/remram44/dhstore
[INFO] tweaked toml for git repo https://github.com/remram44/dhstore written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/remram44/dhstore already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded digest-buffer v0.2.0
[INFO] [stderr]   Downloaded generic-array v0.6.0
[INFO] [stderr]   Downloaded digest v0.4.0
[INFO] [stderr]   Downloaded sha2 v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2957bf077f2fbad7981ad183dfd87e437f90a29855a004903e343a9babef63a2
[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" "2957bf077f2fbad7981ad183dfd87e437f90a29855a004903e343a9babef63a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2957bf077f2fbad7981ad183dfd87e437f90a29855a004903e343a9babef63a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2957bf077f2fbad7981ad183dfd87e437f90a29855a004903e343a9babef63a2", kill_on_drop: false }`
[INFO] [stdout] 2957bf077f2fbad7981ad183dfd87e437f90a29855a004903e343a9babef63a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca4500a39d058036c60d007cdd41d0ca36464d39ff841ebdfdb8c8a054893054
[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" "ca4500a39d058036c60d007cdd41d0ca36464d39ff841ebdfdb8c8a054893054", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking cdchunking v0.2.1
[INFO] [stderr]     Checking generic-array v0.6.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking digest v0.4.0
[INFO] [stderr]     Checking digest-buffer v0.2.0
[INFO] [stderr]     Checking sha2 v0.4.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking dhstore v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hash.rs:265:26
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn run_tests(check: &Fn(&[u8], &str)) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8], &str)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `property`
[INFO] [stdout]   --> src/memory_index.rs:54:26
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn handle(&mut self, property: &str, object: Object)
[INFO] [stdout]    |                          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_property`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `object`
[INFO] [stdout]   --> src/memory_index.rs:54:42
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn handle(&mut self, property: &str, object: Object)
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_object`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `property`
[INFO] [stdout]   --> src/memory_index.rs:54:26
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn handle(&mut self, property: &str, object: Object)
[INFO] [stdout]    |                          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_property`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `object`
[INFO] [stdout]   --> src/memory_index.rs:54:42
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn handle(&mut self, property: &str, object: Object)
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_object`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Get`
[INFO] [stdout]   --> src/memory_index.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Get,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Drop`
[INFO] [stdout]   --> src/memory_index.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Drop,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `policy`
[INFO] [stdout]    --> src/memory_index.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     policy: Box<dyn Policy>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Get`
[INFO] [stdout]   --> src/memory_index.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Get,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Drop`
[INFO] [stdout]   --> src/memory_index.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Drop,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `policy`
[INFO] [stdout]    --> src/memory_index.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     policy: Box<dyn Policy>,
[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 12.67s
[INFO] running `Command { std: "docker" "inspect" "ca4500a39d058036c60d007cdd41d0ca36464d39ff841ebdfdb8c8a054893054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca4500a39d058036c60d007cdd41d0ca36464d39ff841ebdfdb8c8a054893054", kill_on_drop: false }`
[INFO] [stdout] ca4500a39d058036c60d007cdd41d0ca36464d39ff841ebdfdb8c8a054893054