[INFO] fetching crate nyar_prime 0.1.0...
[INFO] checking nyar_prime-0.1.0 against try#b946edaa85de45f124065f52b1bc55ba2fb4f9fb for pr-157562
[INFO] extracting crate nyar_prime 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nyar_prime 0.1.0
[INFO] finished tweaking crates.io crate nyar_prime 0.1.0
[INFO] tweaked toml for crates.io crate nyar_prime 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nyar_prime 0.1.0 on toolchain b946edaa85de45f124065f52b1bc55ba2fb4f9fb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "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" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 77 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.2.11 (available: v0.8.2)
[INFO] [stderr]       Adding num v0.2.1 (available: v0.4.3)
[INFO] [stderr]       Adding primal v0.2.3 (available: v0.3.3)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3e24dd043a46f1fc3feb8cc31c24082cc735a82ae35eec3a329e742114cd825a
[INFO] running `Command { std: "docker" "start" "3e24dd043a46f1fc3feb8cc31c24082cc735a82ae35eec3a329e742114cd825a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3e24dd043a46f1fc3feb8cc31c24082cc735a82ae35eec3a329e742114cd825a" "/opt/rustwide/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e24dd043a46f1fc3feb8cc31c24082cc735a82ae35eec3a329e742114cd825a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3e24dd043a46f1fc3feb8cc31c24082cc735a82ae35eec3a329e742114cd825a" "/opt/rustwide/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking primal-estimate v0.2.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking primal-bit v0.2.4
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking primal-check v0.2.3
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking primal-sieve v0.2.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking primal v0.2.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking nyar_prime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/special/primorial.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Primorial {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 4 |     index: BigInt,
[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 `index` is never read
[INFO] [stdout]  --> src/special/primorial_pi.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct PrimorialPi {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 4 |     index: BigInt,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ordinal` is never read
[INFO] [stdout]  --> src/special/fermat_prime.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct FermatPrime {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 9 |     ordinal: BigInt,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ordinal` is never read
[INFO] [stdout]  --> src/special/mersenne_prime.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MersennePrime {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 6 |     ordinal: BigInt,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/special/primorial.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Primorial {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 4 |     index: BigInt,
[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 `index` is never read
[INFO] [stdout]  --> src/special/primorial_pi.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct PrimorialPi {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 4 |     index: BigInt,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ordinal` is never read
[INFO] [stdout]  --> src/special/fermat_prime.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct FermatPrime {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 9 |     ordinal: BigInt,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ordinal` is never read
[INFO] [stdout]  --> src/special/mersenne_prime.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MersennePrime {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 6 |     ordinal: BigInt,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.73s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "3e24dd043a46f1fc3feb8cc31c24082cc735a82ae35eec3a329e742114cd825a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e24dd043a46f1fc3feb8cc31c24082cc735a82ae35eec3a329e742114cd825a", kill_on_drop: false }`
[INFO] [stdout] 3e24dd043a46f1fc3feb8cc31c24082cc735a82ae35eec3a329e742114cd825a
