[INFO] cloning repository s-knibbs/pyvalico
[INFO] running `"git" "clone" "--bare" "git://github.com/s-knibbs/pyvalico.git" "work/cache/sources/gh/s-knibbs/pyvalico"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/s-knibbs/pyvalico'...
[INFO] running `"git" "clone" "work/cache/sources/gh/s-knibbs/pyvalico" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/s-knibbs/pyvalico"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/s-knibbs/pyvalico'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/s-knibbs/pyvalico" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/s-knibbs/pyvalico"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/s-knibbs/pyvalico'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 34045b620c4c6ddcd15610323aed7b8037a778fb
[INFO] sha for GitHub repo s-knibbs/pyvalico: 34045b620c4c6ddcd15610323aed7b8037a778fb
[INFO] validating manifest of s-knibbs/pyvalico 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 s-knibbs/pyvalico 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 s-knibbs/pyvalico
[INFO] finished frobbing s-knibbs/pyvalico
[INFO] frobbed toml for s-knibbs/pyvalico written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/s-knibbs/pyvalico/Cargo.toml
[INFO] started frobbing s-knibbs/pyvalico
[INFO] finished frobbing s-knibbs/pyvalico
[INFO] frobbed toml for s-knibbs/pyvalico written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/s-knibbs/pyvalico/Cargo.toml
[INFO] crate s-knibbs/pyvalico 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cpython v0.2.1
[INFO] [stderr]   Downloaded cpython-json v0.3.0
[INFO] [stderr]   Downloaded valico v2.1.0
[INFO] [stderr]   Downloaded python3-sys v0.2.1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking s-knibbs/pyvalico against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-5/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/s-knibbs/pyvalico:/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9700c29008d7b67c9854c05ffbc5f2046d7678c821a036b2a048afc15c9f1e11
[INFO] running `"docker" "start" "-a" "9700c29008d7b67c9854c05ffbc5f2046d7678c821a036b2a048afc15c9f1e11"`
[INFO] [stderr]    Compiling ucd-util v0.1.2
[INFO] [stderr]    Compiling serde v1.0.77
[INFO] [stderr]    Compiling cpython v0.2.1
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling valico v2.1.0
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]    Compiling python3-sys v0.2.1
[INFO] [stderr]     Checking jsonway v2.0.0
[INFO] [stderr]     Checking cpython-json v0.3.0
[INFO] [stderr]     Checking pyvalico v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:21:35
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn valico_err_to_string(err: &Box<common::error::ValicoError>) -> String {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn common::error::ValicoError`
[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/lib.rs:21:35
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn valico_err_to_string(err: &Box<common::error::ValicoError>) -> String {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn common::error::ValicoError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.61s
[INFO] running `"docker" "inspect" "9700c29008d7b67c9854c05ffbc5f2046d7678c821a036b2a048afc15c9f1e11"`
[INFO] running `"docker" "rm" "-f" "9700c29008d7b67c9854c05ffbc5f2046d7678c821a036b2a048afc15c9f1e11"`
[INFO] [stdout] 9700c29008d7b67c9854c05ffbc5f2046d7678c821a036b2a048afc15c9f1e11