[INFO] fetching crate solana_libra_logger 0.0.1-sol5...
[INFO] building solana_libra_logger-0.0.1-sol5 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate solana_libra_logger 0.0.1-sol5 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate solana_libra_logger 0.0.1-sol5
[INFO] finished tweaking crates.io crate solana_libra_logger 0.0.1-sol5
[INFO] tweaked toml for crates.io crate solana_libra_logger 0.0.1-sol5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate solana_libra_logger 0.0.1-sol5 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 99 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.8.2 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding rand_core v0.5.1 (available: v0.9.3)
[INFO] [stderr]       Adding thread-id v3.3.0 (available: v5.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cb157f6c5d70e9f4d0352f0ce752d33bfb97cf316a3129cd3830c2d109d7c93
[INFO] running `Command { std: "docker" "start" "-a" "5cb157f6c5d70e9f4d0352f0ce752d33bfb97cf316a3129cd3830c2d109d7c93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cb157f6c5d70e9f4d0352f0ce752d33bfb97cf316a3129cd3830c2d109d7c93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cb157f6c5d70e9f4d0352f0ce752d33bfb97cf316a3129cd3830c2d109d7c93", kill_on_drop: false }`
[INFO] [stdout] 5cb157f6c5d70e9f4d0352f0ce752d33bfb97cf316a3129cd3830c2d109d7c93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe725b4a15491804a78bf31360a7657cc223850cfbef5deddfe63ffb37bfb3de
[INFO] running `Command { std: "docker" "start" "-a" "fe725b4a15491804a78bf31360a7657cc223850cfbef5deddfe63ffb37bfb3de", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling term v1.2.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling slog-scope v4.4.0
[INFO] [stderr]    Compiling slog-stdlog v4.1.1
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling slog-term v2.9.2
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling slog-envlogger v2.2.0
[INFO] [stderr]    Compiling solana_libra_logger v0.0.1-sol5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.60s
[INFO] running `Command { std: "docker" "inspect" "fe725b4a15491804a78bf31360a7657cc223850cfbef5deddfe63ffb37bfb3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe725b4a15491804a78bf31360a7657cc223850cfbef5deddfe63ffb37bfb3de", kill_on_drop: false }`
[INFO] [stdout] fe725b4a15491804a78bf31360a7657cc223850cfbef5deddfe63ffb37bfb3de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8708f0ff64c2eeb61c8beda0ce99cdcc38c7a09c0041629112b8a6a5934515fd
[INFO] running `Command { std: "docker" "start" "-a" "8708f0ff64c2eeb61c8beda0ce99cdcc38c7a09c0041629112b8a6a5934515fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling solana_libra_logger v0.0.1-sol5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `i` and `s` are never read
[INFO] [stdout]    --> src/security.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     struct SampleData {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 173 |         i: u8,
[INFO] [stdout]     |         ^
[INFO] [stdout] 174 |         s: Vec<u8>,
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SampleData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "8708f0ff64c2eeb61c8beda0ce99cdcc38c7a09c0041629112b8a6a5934515fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8708f0ff64c2eeb61c8beda0ce99cdcc38c7a09c0041629112b8a6a5934515fd", kill_on_drop: false }`
[INFO] [stdout] 8708f0ff64c2eeb61c8beda0ce99cdcc38c7a09c0041629112b8a6a5934515fd