[INFO] updating cached repository anewton1998/bigbang
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anewton1998/bigbang
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anewton1998/bigbang" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/anewton1998/bigbang"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/anewton1998/bigbang'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anewton1998/bigbang" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/anewton1998/bigbang"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/anewton1998/bigbang'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3cddd551ae56ec0a4d064f762ad828392e275fab
[INFO] sha for GitHub repo anewton1998/bigbang: 3cddd551ae56ec0a4d064f762ad828392e275fab
[INFO] validating manifest of anewton1998/bigbang on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of anewton1998/bigbang on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing anewton1998/bigbang
[INFO] finished frobbing anewton1998/bigbang
[INFO] frobbed toml for anewton1998/bigbang written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/anewton1998/bigbang/Cargo.toml
[INFO] started frobbing anewton1998/bigbang
[INFO] finished frobbing anewton1998/bigbang
[INFO] frobbed toml for anewton1998/bigbang written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/anewton1998/bigbang/Cargo.toml
[INFO] crate anewton1998/bigbang already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking anewton1998/bigbang against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/anewton1998/bigbang:/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=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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] aba4e0778e84154ede74a28cdbcec39711d03ef3b237d170f7c680dc36781b98
[INFO] running `"docker" "start" "-a" "aba4e0778e84154ede74a28cdbcec39711d03ef3b237d170f7c680dc36781b98"`
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]     Checking normalize-line-endings v0.2.2
[INFO] [stderr]     Checking tap-reader v1.0.1
[INFO] [stderr]    Compiling openssl-sys v0.9.48
[INFO] [stderr]     Checking miniz_oxide v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking atty v0.2.12
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]    Compiling backtrace v0.3.33
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking miniz_oxide_c_api v0.2.2
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking hyper-old-types v0.11.0
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.2.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr]     Checking flate2 v1.0.9
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling isolang v1.0.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.25
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking serde_qs v0.4.6
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking flexi_logger v0.13.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking escargot v0.4.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling elefren v0.20.1
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.19
[INFO] [stderr]     Checking bigbang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Path`
[INFO] [stderr]   --> tests/cli_tests.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::path::{Path, PathBuf};
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sub_m`
[INFO] [stderr]   --> src/main.rs:87:32
[INFO] [stderr]    |
[INFO] [stderr] 87 |         ("new-directory", Some(sub_m)) => new_directory(bb_dir),
[INFO] [stderr]    |                                ^^^^^ help: consider prefixing with an underscore: `_sub_m`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sub_m`
[INFO] [stderr]   --> src/main.rs:91:22
[INFO] [stderr]    |
[INFO] [stderr] 91 |         ("run", Some(sub_m)) => run(bb_dir),
[INFO] [stderr]    |                      ^^^^^ help: consider prefixing with an underscore: `_sub_m`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bb_dir`
[INFO] [stderr]    --> src/main.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 | fn new_exploder(bb_dir: PathBuf, instance_url: &str) {
[INFO] [stderr]     |                 ^^^^^^ help: consider prefixing with an underscore: `_bb_dir`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sub_m`
[INFO] [stderr]   --> src/main.rs:87:32
[INFO] [stderr]    |
[INFO] [stderr] 87 |         ("new-directory", Some(sub_m)) => new_directory(bb_dir),
[INFO] [stderr]    |                                ^^^^^ help: consider prefixing with an underscore: `_sub_m`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sub_m`
[INFO] [stderr]   --> src/main.rs:91:22
[INFO] [stderr]    |
[INFO] [stderr] 91 |         ("run", Some(sub_m)) => run(bb_dir),
[INFO] [stderr]    |                      ^^^^^ help: consider prefixing with an underscore: `_sub_m`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bb_dir`
[INFO] [stderr]    --> src/main.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 | fn new_exploder(bb_dir: PathBuf, instance_url: &str) {
[INFO] [stderr]     |                 ^^^^^^ help: consider prefixing with an underscore: `_bb_dir`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `mastodon_url`
[INFO] [stderr]   --> src/bb/exp.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     mastodon_url: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `EXP_CONFIG_EXAMPLE`
[INFO] [stderr]   --> src/bb/exp.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | / static EXP_CONFIG_EXAMPLE : &str = "\
[INFO] [stderr] 37 | | # An example exploder config (exp.toml)
[INFO] [stderr] 38 | | mastodon_url = \"http://foo.example.com\"
[INFO] [stderr] 39 | | enabled = false
[INFO] [stderr] 40 | | ";
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `enabled`
[INFO] [stderr]   --> src/bb/exp.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     enabled: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `mastodon_url`
[INFO] [stderr]   --> src/bb/exp.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     mastodon_url: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 49s
[INFO] running `"docker" "inspect" "aba4e0778e84154ede74a28cdbcec39711d03ef3b237d170f7c680dc36781b98"`
[INFO] running `"docker" "rm" "-f" "aba4e0778e84154ede74a28cdbcec39711d03ef3b237d170f7c680dc36781b98"`
[INFO] [stdout] aba4e0778e84154ede74a28cdbcec39711d03ef3b237d170f7c680dc36781b98