[INFO] fetching crate dvm 1.1.10...
[INFO] checking dvm-1.1.10 against beta for pr-78714
[INFO] extracting crate dvm 1.1.10 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dvm 1.1.10 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config
[INFO] started tweaking crates.io crate dvm 1.1.10
[INFO] finished tweaking crates.io crate dvm 1.1.10
[INFO] tweaked toml for crates.io crate dvm 1.1.10 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate dvm 1.1.10 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5c8a5c06f721fa80ee2b6b7e44c2d7c46c0c5f3017d7eb7e30ad84461ead37de
[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" "5c8a5c06f721fa80ee2b6b7e44c2d7c46c0c5f3017d7eb7e30ad84461ead37de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c8a5c06f721fa80ee2b6b7e44c2d7c46c0c5f3017d7eb7e30ad84461ead37de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8a5c06f721fa80ee2b6b7e44c2d7c46c0c5f3017d7eb7e30ad84461ead37de", kill_on_drop: false }`
[INFO] [stdout] 5c8a5c06f721fa80ee2b6b7e44c2d7c46c0c5f3017d7eb7e30ad84461ead37de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 6947a8f6c570871524a94ee43bad4c95b7b2f8f1bcca1deebdd40fae7f54a510
[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" "6947a8f6c570871524a94ee43bad4c95b7b2f8f1bcca1deebdd40fae7f54a510", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking tracing-core v0.1.15
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking async-compression v0.3.5
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking which v4.0.2
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking dvm v1.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.78s
[INFO] running `Command { std: "docker" "inspect" "6947a8f6c570871524a94ee43bad4c95b7b2f8f1bcca1deebdd40fae7f54a510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6947a8f6c570871524a94ee43bad4c95b7b2f8f1bcca1deebdd40fae7f54a510", kill_on_drop: false }`
[INFO] [stdout] 6947a8f6c570871524a94ee43bad4c95b7b2f8f1bcca1deebdd40fae7f54a510