[INFO] updating cached repository https://github.com/natir/dna_mix
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ad86d72b0b0355fb622f2965355c2db1cb49252
[INFO] checking natir/dna_mix against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatir%2Fdna_mix" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/natir/dna_mix on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/natir/dna_mix
[INFO] finished tweaking git repo https://github.com/natir/dna_mix
[INFO] tweaked toml for git repo https://github.com/natir/dna_mix written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/natir/dna_mix already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 608f58eb00b85a0e1d8ee98bf7d64ff5c6ad974fbf0645b1446093b68a8a6c3c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "608f58eb00b85a0e1d8ee98bf7d64ff5c6ad974fbf0645b1446093b68a8a6c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "608f58eb00b85a0e1d8ee98bf7d64ff5c6ad974fbf0645b1446093b68a8a6c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "608f58eb00b85a0e1d8ee98bf7d64ff5c6ad974fbf0645b1446093b68a8a6c3c", kill_on_drop: false }`
[INFO] [stdout] 608f58eb00b85a0e1d8ee98bf7d64ff5c6ad974fbf0645b1446093b68a8a6c3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa5e2e8b52cd7fcac1286c2c45af1adcf289b1597baed5385b86682856c1e245
[INFO] running `Command { std: "docker" "start" "-a" "aa5e2e8b52cd7fcac1286c2c45af1adcf289b1597baed5385b86682856c1e245", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling matrixmultiply v0.1.14
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling bv v0.7.4
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling ndarray v0.9.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking statrs v0.9.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking itertools-num v0.1.2
[INFO] [stderr]     Checking ordered-float v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking bio-types v0.3.0
[INFO] [stderr]     Checking csv v1.0.1
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking bio v0.22.0
[INFO] [stderr]     Checking dna_mix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "aa5e2e8b52cd7fcac1286c2c45af1adcf289b1597baed5385b86682856c1e245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5e2e8b52cd7fcac1286c2c45af1adcf289b1597baed5385b86682856c1e245", kill_on_drop: false }`
[INFO] [stdout] aa5e2e8b52cd7fcac1286c2c45af1adcf289b1597baed5385b86682856c1e245