[INFO] updating cached repository https://github.com/jlgerber/packybara
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/jlgerber/packybara
[INFO] [stderr]    095d7ac..560bc3c  master     -> master
[INFO] [stderr]  * [new tag]         v0.34.0    -> v0.34.0
[INFO] [stderr]  * [new tag]         v0.33.0    -> v0.33.0
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 560bc3c641c1a98cf1167d2c21c3070d80d83335
[INFO] checking jlgerber/packybara against try#3738e44c8fffe9e1fdfda9304a4df74ce7b29152 for pr-68746
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlgerber%2Fpackybara" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jlgerber/packybara on toolchain 3738e44c8fffe9e1fdfda9304a4df74ce7b29152
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jlgerber/packybara
[INFO] finished tweaking git repo https://github.com/jlgerber/packybara
[INFO] tweaked toml for git repo https://github.com/jlgerber/packybara written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/rust-lspec.git`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c0b3cc11e19929c054d0464924af02832d5ac770ea2da4f59d054afafd847397
[INFO] running `"docker" "start" "-a" "c0b3cc11e19929c054d0464924af02832d5ac770ea2da4f59d054afafd847397"`
[INFO] [stderr]     Checking futures-io v0.3.2
[INFO] [stderr]     Checking futures-task v0.3.2
[INFO] [stderr]     Checking whoami v0.7.0
[INFO] [stderr]     Checking strum v0.17.1
[INFO] [stderr]     Checking futures-channel v0.3.2
[INFO] [stderr]     Checking memchr v2.3.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling async-trait v0.1.22
[INFO] [stderr]    Compiling snafu-derive v0.6.2
[INFO] [stderr]    Compiling strum_macros v0.17.1
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking bstr v0.2.10
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.7.7
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling proc-macro-error v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.8
[INFO] [stderr]    Compiling futures-macro v0.3.2
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking postgres-protocol v0.5.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking snafu v0.6.2
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]     Checking futures-util v0.3.2
[INFO] [stderr]     Checking postgres-types v0.1.0
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking levelspec v0.7.0 (https://github.com/jlgerber/rust-lspec.git?tag=v0.7.0#103d0219)
[INFO] [stderr]     Checking futures-executor v0.3.2
[INFO] [stderr]     Checking structopt v0.3.9
[INFO] [stderr]     Checking futures v0.3.2
[INFO] [stderr]     Checking tokio-postgres v0.5.2
[INFO] [stderr]     Checking postgres v0.17.1
[INFO] [stderr]     Checking packybara v0.34.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `cnt` is never read
[INFO] [stderr]    --> src/db/find_all/levels.rs:205:13
[INFO] [stderr]     |
[INFO] [stderr] 205 |             cnt += 1;
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `cnt` is never read
[INFO] [stderr]    --> src/db/find_all/levels.rs:205:13
[INFO] [stderr]     |
[INFO] [stderr] 205 |             cnt += 1;
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 22s
[INFO] running `"docker" "inspect" "c0b3cc11e19929c054d0464924af02832d5ac770ea2da4f59d054afafd847397"`
[INFO] running `"docker" "rm" "-f" "c0b3cc11e19929c054d0464924af02832d5ac770ea2da4f59d054afafd847397"`
[INFO] [stdout] c0b3cc11e19929c054d0464924af02832d5ac770ea2da4f59d054afafd847397