[INFO] cloning 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" "clone" "--bare" "https://github.com/natir/dna_mix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatir%2Fdna_mix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatir%2Fdna_mix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ad86d72b0b0355fb622f2965355c2db1cb49252
[INFO] checking natir/dna_mix against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatir%2Fdna_mix" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/natir/dna_mix on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-8/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded csv-core v0.1.4
[INFO] [stderr]   Downloaded serde_derive v1.0.78
[INFO] [stderr]   Downloaded ordered-float v0.5.1
[INFO] [stderr]   Downloaded syn v0.15.4
[INFO] [stderr]   Downloaded csv v1.0.1
[INFO] [stderr]   Downloaded statrs v0.9.0
[INFO] [stderr]   Downloaded serde v1.0.78
[INFO] [stderr]   Downloaded memchr v2.0.2
[INFO] [stderr]   Downloaded bio v0.22.0
[INFO] [stderr]   Downloaded bio-types v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57e6b5074b4623d229a37ca0db9504480319b46ddb16761c1affd5bef23b24ab
[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" "57e6b5074b4623d229a37ca0db9504480319b46ddb16761c1affd5bef23b24ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57e6b5074b4623d229a37ca0db9504480319b46ddb16761c1affd5bef23b24ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e6b5074b4623d229a37ca0db9504480319b46ddb16761c1affd5bef23b24ab", kill_on_drop: false }`
[INFO] [stdout] 57e6b5074b4623d229a37ca0db9504480319b46ddb16761c1affd5bef23b24ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38a06eaa51a5c06a10b4b4577e575b53c627bdb92bd6721aef75412dd10ddf49
[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" "38a06eaa51a5c06a10b4b4577e575b53c627bdb92bd6721aef75412dd10ddf49", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling ndarray v0.9.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling bv v0.7.4
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking matrixmultiply v0.1.14
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking itertools-num v0.1.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking statrs v0.9.0
[INFO] [stderr]     Checking ordered-float v0.5.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking serde v1.0.78
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking bio-types v0.3.0
[INFO] [stderr]     Checking csv v1.0.1
[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 49.81s
[INFO] running `Command { std: "docker" "inspect" "38a06eaa51a5c06a10b4b4577e575b53c627bdb92bd6721aef75412dd10ddf49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38a06eaa51a5c06a10b4b4577e575b53c627bdb92bd6721aef75412dd10ddf49", kill_on_drop: false }`
[INFO] [stdout] 38a06eaa51a5c06a10b4b4577e575b53c627bdb92bd6721aef75412dd10ddf49