[INFO] fetching crate carapax 0.8.0...
[INFO] checking carapax-0.8.0 against beta for pr-78714
[INFO] extracting crate carapax 0.8.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate carapax 0.8.0 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 carapax 0.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate carapax 0.8.0
[INFO] tweaked toml for crates.io crate carapax 0.8.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate carapax 0.8.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 54e6bca520df85423c541740d245fb86da6df48610240a10461e2ec94d6b9674
[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" "54e6bca520df85423c541740d245fb86da6df48610240a10461e2ec94d6b9674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54e6bca520df85423c541740d245fb86da6df48610240a10461e2ec94d6b9674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54e6bca520df85423c541740d245fb86da6df48610240a10461e2ec94d6b9674", kill_on_drop: false }`
[INFO] [stdout] 54e6bca520df85423c541740d245fb86da6df48610240a10461e2ec94d6b9674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 2309f2307047f2a351d1302fa36bacae382a1ec325eff5a350316bbc89ffd69d
[INFO] running `Command { std: "docker" "start" "-a" "2309f2307047f2a351d1302fa36bacae382a1ec325eff5a350316bbc89ffd69d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.113
[INFO] [stderr]    Compiling serde v1.0.113
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking base64 v0.12.2
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking shellwords v1.0.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling derive_more v0.99.8
[INFO] [stderr]    Compiling carapax-codegen v0.2.0
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking tokio-socks v0.2.2
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking hyper-rustls v0.20.0
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking tgbot v0.10.0
[INFO] [stderr]     Checking carapax v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "2309f2307047f2a351d1302fa36bacae382a1ec325eff5a350316bbc89ffd69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2309f2307047f2a351d1302fa36bacae382a1ec325eff5a350316bbc89ffd69d", kill_on_drop: false }`
[INFO] [stdout] 2309f2307047f2a351d1302fa36bacae382a1ec325eff5a350316bbc89ffd69d