[INFO] updating cached repository https://github.com/ranjeet-floyd/rust-hello-world
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 2f67e27926fe185601ff0091a2f7efd35850fa9a
[INFO] testing ranjeet-floyd/rust-hello-world against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Franjeet-floyd%2Frust-hello-world" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ranjeet-floyd/rust-hello-world on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ranjeet-floyd/rust-hello-world
[INFO] finished tweaking git repo https://github.com/ranjeet-floyd/rust-hello-world
[INFO] tweaked toml for git repo https://github.com/ranjeet-floyd/rust-hello-world written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ranjeet-floyd/rust-hello-world already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 5f200b0ac1ac0eaff18999e8e8d05e5022a25fb9baf06ba534727faaca426b91
[INFO] running `"docker" "start" "-a" "5f200b0ac1ac0eaff18999e8e8d05e5022a25fb9baf06ba534727faaca426b91"`
[INFO] [stderr]    Compiling rust-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `age` is never read
[INFO] [stderr]  --> src/file.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut age = 29;
[INFO] [stderr]   |             ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "5f200b0ac1ac0eaff18999e8e8d05e5022a25fb9baf06ba534727faaca426b91"`
[INFO] running `"docker" "rm" "-f" "5f200b0ac1ac0eaff18999e8e8d05e5022a25fb9baf06ba534727faaca426b91"`
[INFO] [stdout] 5f200b0ac1ac0eaff18999e8e8d05e5022a25fb9baf06ba534727faaca426b91
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 91976547905fe4a55f526654cac6fd3ab1d06ad422aba95f3e9f84fe73d06de1
[INFO] running `"docker" "start" "-a" "91976547905fe4a55f526654cac6fd3ab1d06ad422aba95f3e9f84fe73d06de1"`
[INFO] [stderr]    Compiling rust-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `age` is never read
[INFO] [stderr]  --> src/file.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut age = 29;
[INFO] [stderr]   |             ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "91976547905fe4a55f526654cac6fd3ab1d06ad422aba95f3e9f84fe73d06de1"`
[INFO] running `"docker" "rm" "-f" "91976547905fe4a55f526654cac6fd3ab1d06ad422aba95f3e9f84fe73d06de1"`
[INFO] [stdout] 91976547905fe4a55f526654cac6fd3ab1d06ad422aba95f3e9f84fe73d06de1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] b68e7ca18c02aafd49e11353aa6001da3ab08a0b3757bfe1d79363642948ead3
[INFO] running `"docker" "start" "-a" "b68e7ca18c02aafd49e11353aa6001da3ab08a0b3757bfe1d79363642948ead3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_hello_world-a9b938894325ce03
[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" "b68e7ca18c02aafd49e11353aa6001da3ab08a0b3757bfe1d79363642948ead3"`
[INFO] running `"docker" "rm" "-f" "b68e7ca18c02aafd49e11353aa6001da3ab08a0b3757bfe1d79363642948ead3"`
[INFO] [stdout] b68e7ca18c02aafd49e11353aa6001da3ab08a0b3757bfe1d79363642948ead3