[INFO] cloning repository https://github.com/nirasan/rust-currency-converter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nirasan/rust-currency-converter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnirasan%2Frust-currency-converter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnirasan%2Frust-currency-converter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b867c7840c41e5ec9483c69a49562d2c9cff3543 [INFO] checking nirasan/rust-currency-converter against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnirasan%2Frust-currency-converter" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nirasan/rust-currency-converter on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-3/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b08310936dc4bad0810b56c27676837728e71ec2f786d2b4c6df0b8b94d82ff1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b08310936dc4bad0810b56c27676837728e71ec2f786d2b4c6df0b8b94d82ff1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b08310936dc4bad0810b56c27676837728e71ec2f786d2b4c6df0b8b94d82ff1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b08310936dc4bad0810b56c27676837728e71ec2f786d2b4c6df0b8b94d82ff1", kill_on_drop: false }` [INFO] [stdout] b08310936dc4bad0810b56c27676837728e71ec2f786d2b4c6df0b8b94d82ff1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3497228ddb907ba1b3b6f9546a9e045bf3202f2f8f20366817ad134611becfd4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3497228ddb907ba1b3b6f9546a9e045bf3202f2f8f20366817ad134611becfd4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking futures v0.1.26 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Checking string v0.1.3 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking miniz_oxide v0.2.1 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.3.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Checking encoding_rs v0.8.17 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling openssl-sys v0.9.43 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Checking backtrace-sys v0.1.28 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking tokio-executor v0.1.7 [INFO] [stderr] Checking tokio-sync v0.1.4 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking miniz_oxide_c_api v0.2.1 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking libflate v0.1.21 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Compiling syn v0.15.30 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking flate2 v1.0.7 [INFO] [stderr] Checking csv v1.0.6 [INFO] [stderr] Checking mime v0.3.13 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking error-chain v0.12.0 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Compiling openssl v0.10.20 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Checking regex v1.1.5 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking zip v0.5.2 [INFO] [stderr] Checking cookie v0.11.0 [INFO] [stderr] Checking serde_urlencoded v0.5.4 [INFO] [stderr] Checking tokio-threadpool v0.1.13 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking publicsuffix v1.5.2 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking h2 v0.1.18 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.18 [INFO] [stderr] Compiling serde_derive v1.0.90 [INFO] [stderr] Checking hyper v0.12.27 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking hyper-tls v0.3.2 [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] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/reference_rate.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/reference_rate.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reference_rate.rs:142:28 [INFO] [stdout] | [INFO] [stdout] 142 | fn run() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/cache.rs:9:21 [INFO] [stdout] | [INFO] [stdout] 9 | let home = env::home_dir()?; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/reference_rate.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/reference_rate.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reference_rate.rs:142:28 [INFO] [stdout] | [INFO] [stdout] 142 | fn run() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reference_rate.rs:161:35 [INFO] [stdout] | [INFO] [stdout] 161 | fn test_embed() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/reference_rate.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/cache.rs:9:21 [INFO] [stdout] | [INFO] [stdout] 9 | let home = env::home_dir()?; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/reference_rate.rs:142:4 [INFO] [stdout] | [INFO] [stdout] 142 | fn run() -> Result<(), Box> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/cache.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let path = cache_set("hi", "world").unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/cache.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let path = cache_set("ola", "world").unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/reference_rate.rs:180:9 [INFO] [stdout] | [INFO] [stdout] 180 | let mut cur = std::io::Cursor::new(bytes); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/reference_rate.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let mut file = match archive.by_name("eurofxref-hist.csv") [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/reference_rate.rs:211:9 [INFO] [stdout] | [INFO] [stdout] 211 | let mut cur = std::io::Cursor::new(bytes); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/reference_rate.rs:214:9 [INFO] [stdout] | [INFO] [stdout] 214 | let mut file = match archive.by_name("eurofxref-hist.csv") [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 59.20s [INFO] running `Command { std: "docker" "inspect" "3497228ddb907ba1b3b6f9546a9e045bf3202f2f8f20366817ad134611becfd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3497228ddb907ba1b3b6f9546a9e045bf3202f2f8f20366817ad134611becfd4", kill_on_drop: false }` [INFO] [stdout] 3497228ddb907ba1b3b6f9546a9e045bf3202f2f8f20366817ad134611becfd4