[INFO] fetching crate godot_rust_helper 5.0.0...
[INFO] checking godot_rust_helper-5.0.0 against beta for pr-78714
[INFO] extracting crate godot_rust_helper 5.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate godot_rust_helper 5.0.0 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 godot_rust_helper 5.0.0
[INFO] finished tweaking crates.io crate godot_rust_helper 5.0.0
[INFO] tweaked toml for crates.io crate godot_rust_helper 5.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate godot_rust_helper 5.0.0 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] 4abed9d17f2b3e3aa841065499f0acda3ab04aacf3867b55b0c81f744e81f954
[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" "4abed9d17f2b3e3aa841065499f0acda3ab04aacf3867b55b0c81f744e81f954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4abed9d17f2b3e3aa841065499f0acda3ab04aacf3867b55b0c81f744e81f954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4abed9d17f2b3e3aa841065499f0acda3ab04aacf3867b55b0c81f744e81f954", kill_on_drop: false }`
[INFO] [stdout] 4abed9d17f2b3e3aa841065499f0acda3ab04aacf3867b55b0c81f744e81f954
[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] [stdout] 35a83ba458246792b4ae095ea6bf397478d0ed90853824f1ad4850a362fef149
[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" "35a83ba458246792b4ae095ea6bf397478d0ed90853824f1ad4850a362fef149", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking pathdiff v0.2.0
[INFO] [stderr]     Checking path-slash v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking godot_rust_helper v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.98s
[INFO] running `Command { std: "docker" "inspect" "35a83ba458246792b4ae095ea6bf397478d0ed90853824f1ad4850a362fef149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35a83ba458246792b4ae095ea6bf397478d0ed90853824f1ad4850a362fef149", kill_on_drop: false }`
[INFO] [stdout] 35a83ba458246792b4ae095ea6bf397478d0ed90853824f1ad4850a362fef149