[INFO] fetching crate phylofold 0.1.2...
[INFO] checking phylofold-0.1.2 against beta for pr-78714
[INFO] extracting crate phylofold 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate phylofold 0.1.2 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate phylofold 0.1.2
[INFO] finished tweaking crates.io crate phylofold 0.1.2
[INFO] tweaked toml for crates.io crate phylofold 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate phylofold 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 127afd45914c6c9e7b2191f52862d3a202af9ffc5c07f40aab29ed1d73d5966b
[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" "127afd45914c6c9e7b2191f52862d3a202af9ffc5c07f40aab29ed1d73d5966b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "127afd45914c6c9e7b2191f52862d3a202af9ffc5c07f40aab29ed1d73d5966b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "127afd45914c6c9e7b2191f52862d3a202af9ffc5c07f40aab29ed1d73d5966b", kill_on_drop: false }`
[INFO] [stdout] 127afd45914c6c9e7b2191f52862d3a202af9ffc5c07f40aab29ed1d73d5966b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] e2891697c93de239e2a9ed1ee4b2f578d2dd165aa356ccb6056a84e59f53b00a
[INFO] running `Command { std: "docker" "start" "-a" "e2891697c93de239e2a9ed1ee4b2f578d2dd165aa356ccb6056a84e59f53b00a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ndarray v0.9.1
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling bv v0.7.4
[INFO] [stderr]     Checking ucd-util v0.1.7
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking bio-seq-algos v0.1.15
[INFO] [stderr]     Checking rna-ss-params v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking bio v0.20.3
[INFO] [stderr]     Checking rna-algos v0.1.14
[INFO] [stderr]     Checking phyloprob v0.1.2
[INFO] [stderr]     Checking phylofold v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.06s
[INFO] running `Command { std: "docker" "inspect" "e2891697c93de239e2a9ed1ee4b2f578d2dd165aa356ccb6056a84e59f53b00a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2891697c93de239e2a9ed1ee4b2f578d2dd165aa356ccb6056a84e59f53b00a", kill_on_drop: false }`
[INFO] [stdout] e2891697c93de239e2a9ed1ee4b2f578d2dd165aa356ccb6056a84e59f53b00a