[INFO] cloning repository https://github.com/eigenform/dendrite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eigenform/dendrite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feigenform%2Fdendrite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feigenform%2Fdendrite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f37d4da6200e5dfa1838252c0480f0c23cf3c43f
[INFO] checking eigenform/dendrite against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feigenform%2Fdendrite" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eigenform/dendrite
[INFO] finished tweaking git repo https://github.com/eigenform/dendrite
[INFO] tweaked toml for git repo https://github.com/eigenform/dendrite written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eigenform/dendrite on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eigenform/dendrite 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1257dcd7c92ec27e176949487e7dd7dfc7d1905793ec707cf4e10a95492b6ed9
[INFO] running `Command { std: "docker" "start" "-a" "1257dcd7c92ec27e176949487e7dd7dfc7d1905793ec707cf4e10a95492b6ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1257dcd7c92ec27e176949487e7dd7dfc7d1905793ec707cf4e10a95492b6ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1257dcd7c92ec27e176949487e7dd7dfc7d1905793ec707cf4e10a95492b6ed9", kill_on_drop: false }`
[INFO] [stdout] 1257dcd7c92ec27e176949487e7dd7dfc7d1905793ec707cf4e10a95492b6ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73f829ad024e5a68affb2501f61e6ac68b5afd98b5cc920064cdef467641eb52
[INFO] running `Command { std: "docker" "start" "-a" "73f829ad024e5a68affb2501f61e6ac68b5afd98b5cc920064cdef467641eb52", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking dendrite v0.1.0 (/opt/rustwide/workdir/dendrite)
[INFO] [stdout] warning: unused variable: `clk`
[INFO] [stdout]    --> dendrite/src/predictor/tage/component.rs:116:34
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn invalidate(&mut self, clk: usize) {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_clk`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `outcome`
[INFO] [stdout]    --> dendrite/src/branch.rs:143:34
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn new(kind: BranchKind, outcome: Outcome) -> Self { 
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_outcome`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `clk`
[INFO] [stdout]    --> dendrite/src/predictor/tage/component.rs:116:34
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn invalidate(&mut self, clk: usize) {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_clk`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<branch::BranchKind, Infallible>
[INFO] [stdout]    --> dendrite/src/branch.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         self.0.try_into().unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `outcome`
[INFO] [stdout]    --> dendrite/src/branch.rs:143:34
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn new(kind: BranchKind, outcome: Outcome) -> Self { 
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_outcome`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dendrite` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<branch::BranchKind, Infallible>
[INFO] [stdout]    --> dendrite/src/branch.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         self.0.try_into().unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dendrite` (lib) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "73f829ad024e5a68affb2501f61e6ac68b5afd98b5cc920064cdef467641eb52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73f829ad024e5a68affb2501f61e6ac68b5afd98b5cc920064cdef467641eb52", kill_on_drop: false }`
[INFO] [stdout] 73f829ad024e5a68affb2501f61e6ac68b5afd98b5cc920064cdef467641eb52