[INFO] fetching crate cm-telemetry 2.2.0...
[INFO] checking cm-telemetry-2.2.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate cm-telemetry 2.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cm-telemetry 2.2.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cm-telemetry 2.2.0
[INFO] finished tweaking crates.io crate cm-telemetry 2.2.0
[INFO] tweaked toml for crates.io crate cm-telemetry 2.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cm-telemetry 2.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded binread_derive v1.0.2
[INFO] [stderr]   Downloaded enum_default v0.2.5
[INFO] [stderr]   Downloaded binread v1.0.2
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 750451fc3c7efa80dd290137fb32022ba3d36609623a46d94d18eee2d16a49aa
[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" "750451fc3c7efa80dd290137fb32022ba3d36609623a46d94d18eee2d16a49aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "750451fc3c7efa80dd290137fb32022ba3d36609623a46d94d18eee2d16a49aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750451fc3c7efa80dd290137fb32022ba3d36609623a46d94d18eee2d16a49aa", kill_on_drop: false }`
[INFO] [stdout] 750451fc3c7efa80dd290137fb32022ba3d36609623a46d94d18eee2d16a49aa
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] f192c6727b741063ad870a5e91da96cff0d8c9fc8344ba14f0388059565bc6a4
[INFO] running `Command { std: "docker" "start" "-a" "f192c6727b741063ad870a5e91da96cff0d8c9fc8344ba14f0388059565bc6a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling binread_derive v1.0.2
[INFO] [stderr]    Compiling num_enum_derive v0.5.0
[INFO] [stderr]    Compiling enum_default v0.2.5
[INFO] [stderr]     Checking num_enum v0.5.0
[INFO] [stderr]     Checking binread v1.0.2
[INFO] [stderr]     Checking cm-telemetry v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.65s
[INFO] running `Command { std: "docker" "inspect" "f192c6727b741063ad870a5e91da96cff0d8c9fc8344ba14f0388059565bc6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f192c6727b741063ad870a5e91da96cff0d8c9fc8344ba14f0388059565bc6a4", kill_on_drop: false }`
[INFO] [stdout] f192c6727b741063ad870a5e91da96cff0d8c9fc8344ba14f0388059565bc6a4