[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 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feigenform%2Fdendrite" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/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-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eigenform/dendrite on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41da6518d38fb1858c9bc2ec1fab2e64cc4624e10be3457110f70c28d7b6e38f
[INFO] running `Command { std: "docker" "start" "-a" "41da6518d38fb1858c9bc2ec1fab2e64cc4624e10be3457110f70c28d7b6e38f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41da6518d38fb1858c9bc2ec1fab2e64cc4624e10be3457110f70c28d7b6e38f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41da6518d38fb1858c9bc2ec1fab2e64cc4624e10be3457110f70c28d7b6e38f", kill_on_drop: false }`
[INFO] [stdout] 41da6518d38fb1858c9bc2ec1fab2e64cc4624e10be3457110f70c28d7b6e38f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a71b587826fb083decfc06e237a113ccb6a5308816b81177922281d3b17bcc2
[INFO] running `Command { std: "docker" "start" "-a" "1a71b587826fb083decfc06e237a113ccb6a5308816b81177922281d3b17bcc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking itertools v0.12.0
[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] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> dendrite/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(associated_type_defaults)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> dendrite/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(associated_type_defaults)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] 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: `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] For more information about this error, try `rustc --explain E0554`.
[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] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dendrite` (lib) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1a71b587826fb083decfc06e237a113ccb6a5308816b81177922281d3b17bcc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a71b587826fb083decfc06e237a113ccb6a5308816b81177922281d3b17bcc2", kill_on_drop: false }`
[INFO] [stdout] 1a71b587826fb083decfc06e237a113ccb6a5308816b81177922281d3b17bcc2
