[INFO] fetching crate spp-rust 0.2.3...
[INFO] checking spp-rust-0.2.3 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate spp-rust 0.2.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate spp-rust 0.2.3
[INFO] finished tweaking crates.io crate spp-rust 0.2.3
[INFO] tweaked toml for crates.io crate spp-rust 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spp-rust 0.2.3 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dda92e02be94cdb9c10f8b88c686ea0daf99e9a6f31b5e2adf5ba650e8b4750b
[INFO] running `Command { std: "docker" "start" "-a" "dda92e02be94cdb9c10f8b88c686ea0daf99e9a6f31b5e2adf5ba650e8b4750b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dda92e02be94cdb9c10f8b88c686ea0daf99e9a6f31b5e2adf5ba650e8b4750b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dda92e02be94cdb9c10f8b88c686ea0daf99e9a6f31b5e2adf5ba650e8b4750b", kill_on_drop: false }`
[INFO] [stdout] dda92e02be94cdb9c10f8b88c686ea0daf99e9a6f31b5e2adf5ba650e8b4750b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5420c4dbc2eb9b1ec8d20b1b153adccd54743e68c4aecabb0ee8f22a2d582c82
[INFO] running `Command { std: "docker" "start" "-a" "5420c4dbc2eb9b1ec8d20b1b153adccd54743e68c4aecabb0ee8f22a2d582c82", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking spp-rust v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> tests/mod.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let data: Vec<char> = s.data_field.domain().map(|x| x as char).collect();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sp`
[INFO] [stdout]   --> tests/mod.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let sp = builder.build().unwrap();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_sp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_SP_SIZE_BITS` is never used
[INFO] [stdout]  --> tests/mod.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const MAX_SP_SIZE_BITS: usize = 65542 * 8;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `Command { std: "docker" "inspect" "5420c4dbc2eb9b1ec8d20b1b153adccd54743e68c4aecabb0ee8f22a2d582c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5420c4dbc2eb9b1ec8d20b1b153adccd54743e68c4aecabb0ee8f22a2d582c82", kill_on_drop: false }`
[INFO] [stdout] 5420c4dbc2eb9b1ec8d20b1b153adccd54743e68c4aecabb0ee8f22a2d582c82