[INFO] updating cached repository Jkillelea/hn-reader-new
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Jkillelea/hn-reader-new
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Jkillelea/hn-reader-new" "work/ex/beta-1.38-1/sources/1.37.0/gh/Jkillelea/hn-reader-new"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Jkillelea/hn-reader-new'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Jkillelea/hn-reader-new" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Jkillelea/hn-reader-new"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Jkillelea/hn-reader-new'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 203f2fa3634aaab7cd18fd91b0e3277ec967df3c
[INFO] sha for GitHub repo Jkillelea/hn-reader-new: 203f2fa3634aaab7cd18fd91b0e3277ec967df3c
[INFO] validating manifest of Jkillelea/hn-reader-new 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 Jkillelea/hn-reader-new 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 Jkillelea/hn-reader-new
[INFO] finished frobbing Jkillelea/hn-reader-new
[INFO] frobbed toml for Jkillelea/hn-reader-new written to work/ex/beta-1.38-1/sources/1.37.0/gh/Jkillelea/hn-reader-new/Cargo.toml
[INFO] started frobbing Jkillelea/hn-reader-new
[INFO] finished frobbing Jkillelea/hn-reader-new
[INFO] frobbed toml for Jkillelea/hn-reader-new written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Jkillelea/hn-reader-new/Cargo.toml
[INFO] crate Jkillelea/hn-reader-new 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 Jkillelea/hn-reader-new against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Jkillelea/hn-reader-new:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 264f218ae868fb16600a2951c099c2262e55c25fb76c449df51f5effc85a8954
[INFO] running `"docker" "start" "-a" "264f218ae868fb16600a2951c099c2262e55c25fb76c449df51f5effc85a8954"`
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling reqwest v0.8.5
[INFO] [stderr]    Compiling hn-reader-new v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]  --> src/article.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use serde_json;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:20:29
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn main() -> Result<(), Box<error::Error>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:46:76
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn char_delimited_string_to_array(string: &String) -> Result<Vec<i32>, Box<error::Error>> {
[INFO] [stderr]    |                                                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.51s
[INFO] running `"docker" "inspect" "264f218ae868fb16600a2951c099c2262e55c25fb76c449df51f5effc85a8954"`
[INFO] running `"docker" "rm" "-f" "264f218ae868fb16600a2951c099c2262e55c25fb76c449df51f5effc85a8954"`
[INFO] [stdout] 264f218ae868fb16600a2951c099c2262e55c25fb76c449df51f5effc85a8954
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Jkillelea/hn-reader-new:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] d47142851d68024c50a641a60f54222b7fd24f0cfd5abeaa7754774ae8e67a97
[INFO] running `"docker" "start" "-a" "d47142851d68024c50a641a60f54222b7fd24f0cfd5abeaa7754774ae8e67a97"`
[INFO] [stderr]    Compiling hn-reader-new v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]  --> src/article.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use serde_json;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:20:29
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn main() -> Result<(), Box<error::Error>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:46:76
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn char_delimited_string_to_array(string: &String) -> Result<Vec<i32>, Box<error::Error>> {
[INFO] [stderr]    |                                                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `"docker" "inspect" "d47142851d68024c50a641a60f54222b7fd24f0cfd5abeaa7754774ae8e67a97"`
[INFO] running `"docker" "rm" "-f" "d47142851d68024c50a641a60f54222b7fd24f0cfd5abeaa7754774ae8e67a97"`
[INFO] [stdout] d47142851d68024c50a641a60f54222b7fd24f0cfd5abeaa7754774ae8e67a97
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Jkillelea/hn-reader-new:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 4eabccd67f9f34e6a2c10bc4543d6d985b72120b8329732dd3e2f3f5662c2466
[INFO] running `"docker" "start" "-a" "4eabccd67f9f34e6a2c10bc4543d6d985b72120b8329732dd3e2f3f5662c2466"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hn_reader_new-94e0eddff8f5ed20
[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" "4eabccd67f9f34e6a2c10bc4543d6d985b72120b8329732dd3e2f3f5662c2466"`
[INFO] running `"docker" "rm" "-f" "4eabccd67f9f34e6a2c10bc4543d6d985b72120b8329732dd3e2f3f5662c2466"`
[INFO] [stdout] 4eabccd67f9f34e6a2c10bc4543d6d985b72120b8329732dd3e2f3f5662c2466