[INFO] updating cached repository thekvs/mail-pinger
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/thekvs/mail-pinger
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/thekvs/mail-pinger" "work/ex/beta-1.38-1/sources/1.37.0/gh/thekvs/mail-pinger"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/thekvs/mail-pinger'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/thekvs/mail-pinger" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/thekvs/mail-pinger"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/thekvs/mail-pinger'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7e41a01f0bf744dd02955dff4d44c60421310b34
[INFO] sha for GitHub repo thekvs/mail-pinger: 7e41a01f0bf744dd02955dff4d44c60421310b34
[INFO] validating manifest of thekvs/mail-pinger 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 thekvs/mail-pinger 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 thekvs/mail-pinger
[INFO] finished frobbing thekvs/mail-pinger
[INFO] frobbed toml for thekvs/mail-pinger written to work/ex/beta-1.38-1/sources/1.37.0/gh/thekvs/mail-pinger/Cargo.toml
[INFO] started frobbing thekvs/mail-pinger
[INFO] finished frobbing thekvs/mail-pinger
[INFO] frobbed toml for thekvs/mail-pinger written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/thekvs/mail-pinger/Cargo.toml
[INFO] crate thekvs/mail-pinger 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 thekvs/mail-pinger 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/thekvs/mail-pinger:/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] 69bf99eab2ac45515e5b579aa8ce3aad5c472c3e7bf1006c7255d102fa369664
[INFO] running `"docker" "start" "-a" "69bf99eab2ac45515e5b579aa8ce3aad5c472c3e7bf1006c7255d102fa369664"`
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling serde_yaml v0.8.8
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling nom v4.2.0
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling imap-proto v0.7.0
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling imap v1.0.0
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling mail-pinger v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.80s
[INFO] running `"docker" "inspect" "69bf99eab2ac45515e5b579aa8ce3aad5c472c3e7bf1006c7255d102fa369664"`
[INFO] running `"docker" "rm" "-f" "69bf99eab2ac45515e5b579aa8ce3aad5c472c3e7bf1006c7255d102fa369664"`
[INFO] [stdout] 69bf99eab2ac45515e5b579aa8ce3aad5c472c3e7bf1006c7255d102fa369664
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/thekvs/mail-pinger:/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] d648d8a23facbe5f0fd7cc348544075d80006fce74d08608949701a3e2ca47c4
[INFO] running `"docker" "start" "-a" "d648d8a23facbe5f0fd7cc348544075d80006fce74d08608949701a3e2ca47c4"`
[INFO] [stderr]    Compiling mail-pinger v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `"docker" "inspect" "d648d8a23facbe5f0fd7cc348544075d80006fce74d08608949701a3e2ca47c4"`
[INFO] running `"docker" "rm" "-f" "d648d8a23facbe5f0fd7cc348544075d80006fce74d08608949701a3e2ca47c4"`
[INFO] [stdout] d648d8a23facbe5f0fd7cc348544075d80006fce74d08608949701a3e2ca47c4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/thekvs/mail-pinger:/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] e9e07fd0592b2a976db4ecbcacc66cc26ca6d0c75f1858db08ace3264c95cf6a
[INFO] running `"docker" "start" "-a" "e9e07fd0592b2a976db4ecbcacc66cc26ca6d0c75f1858db08ace3264c95cf6a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mail_pinger-2b0a556c72b2e248
[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" "e9e07fd0592b2a976db4ecbcacc66cc26ca6d0c75f1858db08ace3264c95cf6a"`
[INFO] running `"docker" "rm" "-f" "e9e07fd0592b2a976db4ecbcacc66cc26ca6d0c75f1858db08ace3264c95cf6a"`
[INFO] [stdout] e9e07fd0592b2a976db4ecbcacc66cc26ca6d0c75f1858db08ace3264c95cf6a