[INFO] updating cached repository asonix/ping-pong-bot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/asonix/ping-pong-bot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/asonix/ping-pong-bot" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/asonix/ping-pong-bot"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/asonix/ping-pong-bot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/asonix/ping-pong-bot" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/asonix/ping-pong-bot"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/asonix/ping-pong-bot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 794d9d4bb0a057f496ddc6f3573fb5c801106648
[INFO] sha for GitHub repo asonix/ping-pong-bot: 794d9d4bb0a057f496ddc6f3573fb5c801106648
[INFO] validating manifest of asonix/ping-pong-bot on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of asonix/ping-pong-bot on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing asonix/ping-pong-bot
[INFO] finished frobbing asonix/ping-pong-bot
[INFO] frobbed toml for asonix/ping-pong-bot written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/asonix/ping-pong-bot/Cargo.toml
[INFO] started frobbing asonix/ping-pong-bot
[INFO] finished frobbing asonix/ping-pong-bot
[INFO] frobbed toml for asonix/ping-pong-bot written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/asonix/ping-pong-bot/Cargo.toml
[INFO] crate asonix/ping-pong-bot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking asonix/ping-pong-bot against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-2/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/asonix/ping-pong-bot:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b3c6a5eda1d7f653dc2d54f266c4b7890b217be32bbcfb6524c897457a8fb6c5
[INFO] running `"docker" "start" "-a" "b3c6a5eda1d7f653dc2d54f266c4b7890b217be32bbcfb6524c897457a8fb6c5"`
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling curl-sys v0.3.15
[INFO] [stderr]     Checking socket2 v0.2.4
[INFO] [stderr]    Compiling openssl-sys v0.9.22
[INFO] [stderr]     Checking erased-serde v0.3.3
[INFO] [stderr]     Checking serde_json v1.0.7
[INFO] [stderr]     Checking uuid v0.2.3
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]    Compiling telebot-derive v0.0.9
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]     Checking dotenv v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.23
[INFO] [stderr]     Checking curl v0.4.8
[INFO] [stderr]     Checking tokio-curl v0.1.10
[INFO] [stderr]     Checking telebot v0.2.5
[INFO] [stderr]     Checking ping-pong v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 48s
[INFO] running `"docker" "inspect" "b3c6a5eda1d7f653dc2d54f266c4b7890b217be32bbcfb6524c897457a8fb6c5"`
[INFO] running `"docker" "rm" "-f" "b3c6a5eda1d7f653dc2d54f266c4b7890b217be32bbcfb6524c897457a8fb6c5"`
[INFO] [stdout] b3c6a5eda1d7f653dc2d54f266c4b7890b217be32bbcfb6524c897457a8fb6c5