[INFO] updating cached repository https://github.com/nirasan/rust-currency-converter [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b867c7840c41e5ec9483c69a49562d2c9cff3543 [INFO] checking nirasan/rust-currency-converter against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnirasan%2Frust-currency-converter" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nirasan/rust-currency-converter on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/nirasan/rust-currency-converter [INFO] finished tweaking git repo https://github.com/nirasan/rust-currency-converter [INFO] tweaked toml for git repo https://github.com/nirasan/rust-currency-converter written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/nirasan/rust-currency-converter already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] acc08d9a985e85ae4378f5ecc95c7575be785c918f8c87ba37ac7bf4e5114400 [INFO] running `"docker" "start" "-a" "acc08d9a985e85ae4378f5ecc95c7575be785c918f8c87ba37ac7bf4e5114400"` [INFO] [stderr] Compiling syn v0.15.30 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Checking serde_urlencoded v0.5.4 [INFO] [stderr] Checking error-chain v0.12.0 [INFO] [stderr] Checking regex v1.1.5 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking csv v1.0.6 [INFO] [stderr] Checking publicsuffix v1.5.2 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking zip v0.5.2 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.90 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking cookie_store v0.5.1 [INFO] [stderr] Checking reqwest v0.9.14 [INFO] [stderr] Checking rcc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/reference_rate.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/reference_rate.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reference_rate.rs:142:28 [INFO] [stderr] | [INFO] [stderr] 142 | fn run() -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reference_rate.rs:161:35 [INFO] [stderr] | [INFO] [stderr] 161 | fn test_embed() -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude::*` [INFO] [stderr] --> src/reference_rate.rs:176:9 [INFO] [stderr] | [INFO] [stderr] 176 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead. [INFO] [stderr] --> src/cache.rs:9:16 [INFO] [stderr] | [INFO] [stderr] 9 | let home = env::home_dir()?; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/reference_rate.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/reference_rate.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reference_rate.rs:142:28 [INFO] [stderr] | [INFO] [stderr] 142 | fn run() -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead. [INFO] [stderr] --> src/cache.rs:9:16 [INFO] [stderr] | [INFO] [stderr] 9 | let home = env::home_dir()?; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/cache.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | let path = cache_set("hi", "world").unwrap(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/cache.rs:91:9 [INFO] [stderr] | [INFO] [stderr] 91 | let path = cache_set("ola", "world").unwrap(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_path` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/reference_rate.rs:180:9 [INFO] [stderr] | [INFO] [stderr] 180 | let mut cur = std::io::Cursor::new(bytes); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/reference_rate.rs:183:9 [INFO] [stderr] | [INFO] [stderr] 183 | let mut file = match archive.by_name("eurofxref-hist.csv") [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/reference_rate.rs:211:9 [INFO] [stderr] | [INFO] [stderr] 211 | let mut cur = std::io::Cursor::new(bytes); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/reference_rate.rs:214:9 [INFO] [stderr] | [INFO] [stderr] 214 | let mut file = match archive.by_name("eurofxref-hist.csv") [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/reference_rate.rs:142:1 [INFO] [stderr] | [INFO] [stderr] 142 | fn run() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 57.34s [INFO] running `"docker" "inspect" "acc08d9a985e85ae4378f5ecc95c7575be785c918f8c87ba37ac7bf4e5114400"` [INFO] running `"docker" "rm" "-f" "acc08d9a985e85ae4378f5ecc95c7575be785c918f8c87ba37ac7bf4e5114400"` [INFO] [stdout] acc08d9a985e85ae4378f5ecc95c7575be785c918f8c87ba37ac7bf4e5114400