[INFO] cloning repository https://github.com/vDorst/big2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vDorst/big2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvDorst%2Fbig2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvDorst%2Fbig2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67bb0ea5f85b042397fdf03c52e754a0617c3b3f
[INFO] checking vDorst/big2 against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvDorst%2Fbig2" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vDorst/big2
[INFO] finished tweaking git repo https://github.com/vDorst/big2
[INFO] tweaked toml for git repo https://github.com/vDorst/big2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vDorst/big2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 86 packages to latest Rust 1.95.0 compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v3.0.0)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simplelog v0.12.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0f48fdaf3aae9e951845b9ceec6a2a53fe3bbd810f257f5e099bbbc544f84749
[INFO] running `Command { std: "docker" "start" "-a" "0f48fdaf3aae9e951845b9ceec6a2a53fe3bbd810f257f5e099bbbc544f84749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f48fdaf3aae9e951845b9ceec6a2a53fe3bbd810f257f5e099bbbc544f84749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f48fdaf3aae9e951845b9ceec6a2a53fe3bbd810f257f5e099bbbc544f84749", kill_on_drop: false }`
[INFO] [stdout] 0f48fdaf3aae9e951845b9ceec6a2a53fe3bbd810f257f5e099bbbc544f84749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 316b52cc1a0f58cffba2bf89595bd3cffb8c6ef27b2b4583f775fcc666c6969f
[INFO] running `Command { std: "docker" "start" "-a" "316b52cc1a0f58cffba2bf89595bd3cffb8c6ef27b2b4583f775fcc666c6969f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking derive_more v2.1.1
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand v0.10.1
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking crossterm v0.29.0
[INFO] [stderr]     Checking simplelog v0.12.2
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking big2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/bench.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `big2` (bench "bench") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `played_cards` is never read
[INFO] [stdout]    --> src/big2rules.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 363 | pub struct SrvGameState {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 372 |     pub played_cards: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/big2rules.rs:380:29
[INFO] [stdout]     |
[INFO] [stdout] 380 |     PlayerPlayedIllegalCard(u64),
[INFO] [stdout]     |     ----------------------- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SrvGameError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 380 -     PlayerPlayedIllegalCard(u64),
[INFO] [stdout] 380 +     PlayerPlayedIllegalCard(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `played_cards` is never read
[INFO] [stdout]    --> src/big2rules.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 363 | pub struct SrvGameState {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 372 |     pub played_cards: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/big2rules.rs:380:29
[INFO] [stdout]     |
[INFO] [stdout] 380 |     PlayerPlayedIllegalCard(u64),
[INFO] [stdout]     |     ----------------------- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SrvGameError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 380 -     PlayerPlayedIllegalCard(u64),
[INFO] [stdout] 380 +     PlayerPlayedIllegalCard(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "316b52cc1a0f58cffba2bf89595bd3cffb8c6ef27b2b4583f775fcc666c6969f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316b52cc1a0f58cffba2bf89595bd3cffb8c6ef27b2b4583f775fcc666c6969f", kill_on_drop: false }`
[INFO] [stdout] 316b52cc1a0f58cffba2bf89595bd3cffb8c6ef27b2b4583f775fcc666c6969f
