[INFO] updating cached repository https://github.com/Mistodon/piggy
[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] ac13b814883d70debeed25f86626d9cec37994b8
[INFO] testing Mistodon/piggy against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FMistodon%2Fpiggy" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mistodon/piggy 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/Mistodon/piggy
[INFO] finished tweaking git repo https://github.com/Mistodon/piggy
[INFO] tweaked toml for git repo https://github.com/Mistodon/piggy written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Mistodon/piggy 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 6b6ff1a58728b0b2facaa80b5d224d7d2404d602e5d483d32226573918f6b916
[INFO] running `"docker" "start" "-a" "6b6ff1a58728b0b2facaa80b5d224d7d2404d602e5d483d32226573918f6b916"`
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling serde v1.0.18
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling structopt-derive v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.18
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling serde_yaml v0.7.1
[INFO] [stderr]    Compiling structopt v0.1.4
[INFO] [stderr]    Compiling piggy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `FromStr` is imported redundantly
[INFO] [stderr]   --> src/data.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::str::FromStr;
[INFO] [stderr]    |     ----------------- the item `FromStr` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 42 |         use std::str::FromStr;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` 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/main.rs:135:40
[INFO] [stderr]     |
[INFO] [stderr] 135 |                 let mut home = expect!(env::home_dir(), "Failed to find home directory");
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.10s
[INFO] running `"docker" "inspect" "6b6ff1a58728b0b2facaa80b5d224d7d2404d602e5d483d32226573918f6b916"`
[INFO] running `"docker" "rm" "-f" "6b6ff1a58728b0b2facaa80b5d224d7d2404d602e5d483d32226573918f6b916"`
[INFO] [stdout] 6b6ff1a58728b0b2facaa80b5d224d7d2404d602e5d483d32226573918f6b916
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 53b10b7e3d3ed39f0af758553c46da67bd0e7546f7d25b86ea1f2f5defcd0f5e
[INFO] running `"docker" "start" "-a" "53b10b7e3d3ed39f0af758553c46da67bd0e7546f7d25b86ea1f2f5defcd0f5e"`
[INFO] [stderr]    Compiling piggy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `FromStr` is imported redundantly
[INFO] [stderr]   --> src/data.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::str::FromStr;
[INFO] [stderr]    |     ----------------- the item `FromStr` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 42 |         use std::str::FromStr;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` 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/main.rs:135:40
[INFO] [stderr]     |
[INFO] [stderr] 135 |                 let mut home = expect!(env::home_dir(), "Failed to find home directory");
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "53b10b7e3d3ed39f0af758553c46da67bd0e7546f7d25b86ea1f2f5defcd0f5e"`
[INFO] running `"docker" "rm" "-f" "53b10b7e3d3ed39f0af758553c46da67bd0e7546f7d25b86ea1f2f5defcd0f5e"`
[INFO] [stdout] 53b10b7e3d3ed39f0af758553c46da67bd0e7546f7d25b86ea1f2f5defcd0f5e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] c27eced8f1aca49a4b083d9635f4d23448098ea4d2766b738b274f441fbe3617
[INFO] running `"docker" "start" "-a" "c27eced8f1aca49a4b083d9635f4d23448098ea4d2766b738b274f441fbe3617"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/piggy-61d3c9756d6007d8
[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] [stderr]      Running /opt/rustwide/target/debug/deps/piggy-d7e65db0f77ac752
[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] [stderr]    Doc-tests piggy
[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" "c27eced8f1aca49a4b083d9635f4d23448098ea4d2766b738b274f441fbe3617"`
[INFO] running `"docker" "rm" "-f" "c27eced8f1aca49a4b083d9635f4d23448098ea4d2766b738b274f441fbe3617"`
[INFO] [stdout] c27eced8f1aca49a4b083d9635f4d23448098ea4d2766b738b274f441fbe3617