[INFO] fetching crate unimap 0.2.0...
[INFO] checking unimap-0.2.0 against beta for pr-78714
[INFO] extracting crate unimap 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate unimap 0.2.0 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 unimap 0.2.0
[INFO] finished tweaking crates.io crate unimap 0.2.0
[INFO] tweaked toml for crates.io crate unimap 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate unimap 0.2.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 221bb98bbbf0bc1aa88d473300951c43354ebb6614339ad6027976c896490060
[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" "221bb98bbbf0bc1aa88d473300951c43354ebb6614339ad6027976c896490060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "221bb98bbbf0bc1aa88d473300951c43354ebb6614339ad6027976c896490060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "221bb98bbbf0bc1aa88d473300951c43354ebb6614339ad6027976c896490060", kill_on_drop: false }`
[INFO] [stdout] 221bb98bbbf0bc1aa88d473300951c43354ebb6614339ad6027976c896490060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/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] 887bd8122627fff700623ac9be9e99b58af08a1bf56eacb1d35b37df5c106f86
[INFO] running `Command { std: "docker" "start" "-a" "887bd8122627fff700623ac9be9e99b58af08a1bf56eacb1d35b37df5c106f86", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]    Compiling openssl-src v111.10.2+1.1.1g
[INFO] [stderr]    Compiling libz-sys v1.1.1
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde-xml-rs v0.4.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking html5ever v0.22.5
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking webpage v1.1.0
[INFO] [stderr]     Checking unimap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "887bd8122627fff700623ac9be9e99b58af08a1bf56eacb1d35b37df5c106f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "887bd8122627fff700623ac9be9e99b58af08a1bf56eacb1d35b37df5c106f86", kill_on_drop: false }`
[INFO] [stdout] 887bd8122627fff700623ac9be9e99b58af08a1bf56eacb1d35b37df5c106f86