[INFO] cloning repository nellshamrell/redis-to-postgres-migrator
[INFO] running `"git" "clone" "--bare" "git://github.com/nellshamrell/redis-to-postgres-migrator.git" "work/cache/sources/gh/nellshamrell/redis-to-postgres-migrator"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/nellshamrell/redis-to-postgres-migrator'...
[INFO] running `"git" "clone" "work/cache/sources/gh/nellshamrell/redis-to-postgres-migrator" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/nellshamrell/redis-to-postgres-migrator"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/nellshamrell/redis-to-postgres-migrator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nellshamrell/redis-to-postgres-migrator" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/nellshamrell/redis-to-postgres-migrator"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/nellshamrell/redis-to-postgres-migrator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0b10fe7a927788167922f40f573f838dcea5d6fe
[INFO] sha for GitHub repo nellshamrell/redis-to-postgres-migrator: 0b10fe7a927788167922f40f573f838dcea5d6fe
[INFO] validating manifest of nellshamrell/redis-to-postgres-migrator on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nellshamrell/redis-to-postgres-migrator on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nellshamrell/redis-to-postgres-migrator
[INFO] finished frobbing nellshamrell/redis-to-postgres-migrator
[INFO] frobbed toml for nellshamrell/redis-to-postgres-migrator written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/nellshamrell/redis-to-postgres-migrator/Cargo.toml
[INFO] started frobbing nellshamrell/redis-to-postgres-migrator
[INFO] finished frobbing nellshamrell/redis-to-postgres-migrator
[INFO] frobbed toml for nellshamrell/redis-to-postgres-migrator written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/nellshamrell/redis-to-postgres-migrator/Cargo.toml
[INFO] crate nellshamrell/redis-to-postgres-migrator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nellshamrell/redis-to-postgres-migrator against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/nellshamrell/redis-to-postgres-migrator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a42427d8c5a7450c627eba1783678176504ada8f0f6c4d329654f4a0a0ac94fa
[INFO] running `"docker" "start" "-a" "a42427d8c5a7450c627eba1783678176504ada8f0f6c4d329654f4a0a0ac94fa"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking sha1 v0.1.1
[INFO] [stderr]     Checking redis v0.5.4
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking postgres-protocol v0.2.1
[INFO] [stderr]     Checking postgres-shared v0.2.0
[INFO] [stderr]     Checking postgres v0.14.0
[INFO] [stderr]     Checking data-migrator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         redis_cleanup();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:96:9
[INFO] [stderr]    |
[INFO] [stderr] 96 |         create_redis_data();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |         redis_cleanup();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.23s
[INFO] running `"docker" "inspect" "a42427d8c5a7450c627eba1783678176504ada8f0f6c4d329654f4a0a0ac94fa"`
[INFO] running `"docker" "rm" "-f" "a42427d8c5a7450c627eba1783678176504ada8f0f6c4d329654f4a0a0ac94fa"`
[INFO] [stdout] a42427d8c5a7450c627eba1783678176504ada8f0f6c4d329654f4a0a0ac94fa