[INFO] fetching crate socrates_rs 1.0.0...
[INFO] checking socrates_rs-1.0.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate socrates_rs 1.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate socrates_rs 1.0.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate socrates_rs 1.0.0
[INFO] finished tweaking crates.io crate socrates_rs 1.0.0
[INFO] tweaked toml for crates.io crate socrates_rs 1.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cea3878add13f7b0266636462c96c2139a64c17b37e7071b135b0a2e7b48049
[INFO] running `Command { std: "docker" "start" "-a" "8cea3878add13f7b0266636462c96c2139a64c17b37e7071b135b0a2e7b48049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cea3878add13f7b0266636462c96c2139a64c17b37e7071b135b0a2e7b48049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cea3878add13f7b0266636462c96c2139a64c17b37e7071b135b0a2e7b48049", kill_on_drop: false }`
[INFO] [stdout] 8cea3878add13f7b0266636462c96c2139a64c17b37e7071b135b0a2e7b48049
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31ca532628c2a5e6c7ac66d0b9f4547525c16c248d5230f1c7c5e51e4d7a7057
[INFO] running `Command { std: "docker" "start" "-a" "31ca532628c2a5e6c7ac66d0b9f4547525c16c248d5230f1c7c5e51e4d7a7057", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking socrates_rs v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/validator/algorithms/mod.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     use std::borrow::Borrow;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compute_luhn_10_check_digit`
[INFO] [stdout]  --> src/validator/algorithms/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn compute_luhn_10_check_digit(code: &str) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VERHOEFF_INV`
[INFO] [stdout]   --> src/validator/algorithms/mod.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | const VERHOEFF_INV:[u8; 10] = [0, 4, 3, 2, 1, 5, 6, 7, 8, 9];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compute_verhoeff_check_digit`
[INFO] [stdout]   --> src/validator/algorithms/mod.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn compute_verhoeff_check_digit(code: &str) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.36s
[INFO] running `Command { std: "docker" "inspect" "31ca532628c2a5e6c7ac66d0b9f4547525c16c248d5230f1c7c5e51e4d7a7057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ca532628c2a5e6c7ac66d0b9f4547525c16c248d5230f1c7c5e51e4d7a7057", kill_on_drop: false }`
[INFO] [stdout] 31ca532628c2a5e6c7ac66d0b9f4547525c16c248d5230f1c7c5e51e4d7a7057