[INFO] updating cached repository iyud/git_pull
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/iyud/git_pull
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/iyud/git_pull" "work/ex/beta-1.38-1/sources/1.37.0/gh/iyud/git_pull"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/iyud/git_pull'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/iyud/git_pull" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iyud/git_pull"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iyud/git_pull'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 172d460e7204132cc973111deedc24df193cf807
[INFO] sha for GitHub repo iyud/git_pull: 172d460e7204132cc973111deedc24df193cf807
[INFO] validating manifest of iyud/git_pull on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of iyud/git_pull on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing iyud/git_pull
[INFO] finished frobbing iyud/git_pull
[INFO] frobbed toml for iyud/git_pull written to work/ex/beta-1.38-1/sources/1.37.0/gh/iyud/git_pull/Cargo.toml
[INFO] started frobbing iyud/git_pull
[INFO] finished frobbing iyud/git_pull
[INFO] frobbed toml for iyud/git_pull written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iyud/git_pull/Cargo.toml
[INFO] crate iyud/git_pull already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing iyud/git_pull against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iyud/git_pull:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 308213cdc25c12b442fe7c5aecb8cdcf00f97e8ae014ea1cbbd3924277ae5ae1
[INFO] running `"docker" "start" "-a" "308213cdc25c12b442fe7c5aecb8cdcf00f97e8ae014ea1cbbd3924277ae5ae1"`
[INFO] [stderr]    Compiling git_update v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Output`
[INFO] [stderr]  --> src/main.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::process::{Command, Output};
[INFO] [stderr]   |                             ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `time`
[INFO] [stderr]  --> src/main.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::{thread, time};
[INFO] [stderr]   |                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pull`
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let pull = Command::new("git")
[INFO] [stderr]   |         ^^^^ help: consider prefixing with an underscore: `_pull`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:27:6
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut output = Command::new("git")
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "308213cdc25c12b442fe7c5aecb8cdcf00f97e8ae014ea1cbbd3924277ae5ae1"`
[INFO] running `"docker" "rm" "-f" "308213cdc25c12b442fe7c5aecb8cdcf00f97e8ae014ea1cbbd3924277ae5ae1"`
[INFO] [stdout] 308213cdc25c12b442fe7c5aecb8cdcf00f97e8ae014ea1cbbd3924277ae5ae1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iyud/git_pull:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e8e2f714fbd958ad91ddee37a370b49d2d38aad752e0c439b8a0522b8b6cb8fa
[INFO] running `"docker" "start" "-a" "e8e2f714fbd958ad91ddee37a370b49d2d38aad752e0c439b8a0522b8b6cb8fa"`
[INFO] [stderr]    Compiling git_update v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Output`
[INFO] [stderr]  --> src/main.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::process::{Command, Output};
[INFO] [stderr]   |                             ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `time`
[INFO] [stderr]  --> src/main.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::{thread, time};
[INFO] [stderr]   |                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pull`
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let pull = Command::new("git")
[INFO] [stderr]   |         ^^^^ help: consider prefixing with an underscore: `_pull`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:27:6
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut output = Command::new("git")
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "e8e2f714fbd958ad91ddee37a370b49d2d38aad752e0c439b8a0522b8b6cb8fa"`
[INFO] running `"docker" "rm" "-f" "e8e2f714fbd958ad91ddee37a370b49d2d38aad752e0c439b8a0522b8b6cb8fa"`
[INFO] [stdout] e8e2f714fbd958ad91ddee37a370b49d2d38aad752e0c439b8a0522b8b6cb8fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iyud/git_pull:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 8174405e4b839a38d66745165842254141712455dba5ecec8c43e6c40fff64b9
[INFO] running `"docker" "start" "-a" "8174405e4b839a38d66745165842254141712455dba5ecec8c43e6c40fff64b9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/git_update-14b4b76b351d943c
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8174405e4b839a38d66745165842254141712455dba5ecec8c43e6c40fff64b9"`
[INFO] running `"docker" "rm" "-f" "8174405e4b839a38d66745165842254141712455dba5ecec8c43e6c40fff64b9"`
[INFO] [stdout] 8174405e4b839a38d66745165842254141712455dba5ecec8c43e6c40fff64b9