[INFO] fetching crate conshomfold 0.1.0...
[INFO] checking conshomfold-0.1.0 against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338
[INFO] extracting crate conshomfold 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate conshomfold 0.1.0 on toolchain ffa2e7ae8fbf9badc035740db949b9dae271c29f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conshomfold 0.1.0
[INFO] finished tweaking crates.io crate conshomfold 0.1.0
[INFO] tweaked toml for crates.io crate conshomfold 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate conshomfold 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e17d06d365599075412012a1206ce7fd00bf02a2a23418b079934bbbd716d48b
[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" "e17d06d365599075412012a1206ce7fd00bf02a2a23418b079934bbbd716d48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e17d06d365599075412012a1206ce7fd00bf02a2a23418b079934bbbd716d48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e17d06d365599075412012a1206ce7fd00bf02a2a23418b079934bbbd716d48b", kill_on_drop: false }`
[INFO] [stdout] e17d06d365599075412012a1206ce7fd00bf02a2a23418b079934bbbd716d48b
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22384e3c828aa84958a5682a4d44a966a39e16f2a3e7d20ac7be2b66eb225af5
[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" "22384e3c828aa84958a5682a4d44a966a39e16f2a3e7d20ac7be2b66eb225af5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling ndarray v0.9.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling bv v0.7.4
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bio-seq-algos v0.1.17
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rna-ss-params v0.1.17
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking fxhash v0.2.1
[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 bstr v0.2.13
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking bio v0.20.3
[INFO] [stderr]     Checking rna-algos v0.1.15
[INFO] [stderr]     Checking consprob v0.1.0
[INFO] [stderr]     Checking conshomfold v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "22384e3c828aa84958a5682a4d44a966a39e16f2a3e7d20ac7be2b66eb225af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22384e3c828aa84958a5682a4d44a966a39e16f2a3e7d20ac7be2b66eb225af5", kill_on_drop: false }`
[INFO] [stdout] 22384e3c828aa84958a5682a4d44a966a39e16f2a3e7d20ac7be2b66eb225af5