[INFO] updating cached repository PhilipDaniels/stock_prices [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/PhilipDaniels/stock_prices [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/PhilipDaniels/stock_prices" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/PhilipDaniels/stock_prices"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/PhilipDaniels/stock_prices'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/PhilipDaniels/stock_prices" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/PhilipDaniels/stock_prices"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/PhilipDaniels/stock_prices'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 42daec8e786fc47f0b705361ff7c198f9c47b261 [INFO] sha for GitHub repo PhilipDaniels/stock_prices: 42daec8e786fc47f0b705361ff7c198f9c47b261 [INFO] validating manifest of PhilipDaniels/stock_prices on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of PhilipDaniels/stock_prices on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing PhilipDaniels/stock_prices [INFO] finished frobbing PhilipDaniels/stock_prices [INFO] frobbed toml for PhilipDaniels/stock_prices written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/PhilipDaniels/stock_prices/Cargo.toml [INFO] started frobbing PhilipDaniels/stock_prices [INFO] finished frobbing PhilipDaniels/stock_prices [INFO] frobbed toml for PhilipDaniels/stock_prices written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/PhilipDaniels/stock_prices/Cargo.toml [INFO] crate PhilipDaniels/stock_prices already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking PhilipDaniels/stock_prices against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-7/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/PhilipDaniels/stock_prices:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] b1eb5a92894cf7f3bd62d4eead683047d14e5df54b3104bf18bcc97a4a9ba946 [INFO] running `"docker" "start" "-a" "b1eb5a92894cf7f3bd62d4eead683047d14e5df54b3104bf18bcc97a4a9ba946"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking tokio-io v0.1.7 [INFO] [stderr] Compiling structopt-derive v0.2.10 [INFO] [stderr] Checking chrono v0.4.5 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking csv-core v0.1.4 [INFO] [stderr] Checking csv v1.0.0 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Checking tokio-reactor v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.2 [INFO] [stderr] Checking structopt v0.2.10 [INFO] [stderr] Checking tokio-udp v0.1.1 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio v0.1.7 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking tokio-tls v0.1.4 [INFO] [stderr] Checking hyper v0.11.27 [INFO] [stderr] Checking hyper-tls v0.1.3 [INFO] [stderr] Checking reqwest v0.8.6 [INFO] [stderr] Checking stock_prices v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | #[macro_use] extern crate structopt; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | #[macro_use] extern crate structopt; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/main.rs:492:9 [INFO] [stderr] | [INFO] [stderr] 492 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `StockPriceError` [INFO] [stderr] --> src/main.rs:493:9 [INFO] [stderr] | [INFO] [stderr] 493 | use StockPriceError; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `prices` [INFO] [stderr] --> src/main.rs:213:13 [INFO] [stderr] | [INFO] [stderr] 213 | let mut prices: Vec = read_csv(&file, args.print).expect("Could not read price.csv"); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_prices` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `msg` [INFO] [stderr] --> src/main.rs:123:54 [INFO] [stderr] | [INFO] [stderr] 123 | StockPriceError::CannotParseDocument(ref msg) => None, [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_msg` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `prices` [INFO] [stderr] --> src/main.rs:213:13 [INFO] [stderr] | [INFO] [stderr] 213 | let mut prices: Vec = read_csv(&file, args.print).expect("Could not read price.csv"); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_prices` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `msg` [INFO] [stderr] --> src/main.rs:123:54 [INFO] [stderr] | [INFO] [stderr] 123 | StockPriceError::CannotParseDocument(ref msg) => None, [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_msg` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:213:9 [INFO] [stderr] | [INFO] [stderr] 213 | let mut prices: Vec = read_csv(&file, args.print).expect("Could not read price.csv"); [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: function is never used: `serialize` [INFO] [stderr] --> src/main.rs:465:5 [INFO] [stderr] | [INFO] [stderr] 465 | / pub fn serialize(date: &Date, serializer: S) -> Result [INFO] [stderr] 466 | | where S: Serializer, [INFO] [stderr] 467 | | { [INFO] [stderr] 468 | | let s = format!("{}", date.format(FORMAT)); [INFO] [stderr] 469 | | serializer.serialize_str(&s) [INFO] [stderr] 470 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:232:13 [INFO] [stderr] | [INFO] [stderr] 232 | writeln!(file, "{}", error); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:213:9 [INFO] [stderr] | [INFO] [stderr] 213 | let mut prices: Vec = read_csv(&file, args.print).expect("Could not read price.csv"); [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: function is never used: `serialize` [INFO] [stderr] --> src/main.rs:465:5 [INFO] [stderr] | [INFO] [stderr] 465 | / pub fn serialize(date: &Date, serializer: S) -> Result [INFO] [stderr] 466 | | where S: Serializer, [INFO] [stderr] 467 | | { [INFO] [stderr] 468 | | let s = format!("{}", date.format(FORMAT)); [INFO] [stderr] 469 | | serializer.serialize_str(&s) [INFO] [stderr] 470 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:232:13 [INFO] [stderr] | [INFO] [stderr] 232 | writeln!(file, "{}", error); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.55s [INFO] running `"docker" "inspect" "b1eb5a92894cf7f3bd62d4eead683047d14e5df54b3104bf18bcc97a4a9ba946"` [INFO] running `"docker" "rm" "-f" "b1eb5a92894cf7f3bd62d4eead683047d14e5df54b3104bf18bcc97a4a9ba946"` [INFO] [stdout] b1eb5a92894cf7f3bd62d4eead683047d14e5df54b3104bf18bcc97a4a9ba946