[INFO] fetching crate bts 0.3.0...
[INFO] checking bts-0.3.0 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate bts 0.3.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate bts 0.3.0 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bts 0.3.0
[INFO] finished tweaking crates.io crate bts 0.3.0
[INFO] tweaked toml for crates.io crate bts 0.3.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate bts 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f919ccf613b9a57553e7b29bd274b004f6a7b76adca60833b5f52ef70d2a54d
[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" "3f919ccf613b9a57553e7b29bd274b004f6a7b76adca60833b5f52ef70d2a54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f919ccf613b9a57553e7b29bd274b004f6a7b76adca60833b5f52ef70d2a54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f919ccf613b9a57553e7b29bd274b004f6a7b76adca60833b5f52ef70d2a54d", kill_on_drop: false }`
[INFO] [stdout] 3f919ccf613b9a57553e7b29bd274b004f6a7b76adca60833b5f52ef70d2a54d
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb95ce1be9140b46c00e5dfc3f72e66aa11acdf6189b458d18f99d4a0544eca9
[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" "fb95ce1be9140b46c00e5dfc3f72e66aa11acdf6189b458d18f99d4a0544eca9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking dir-assert v0.2.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling test-case v1.0.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling rustversion v1.0.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.8
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking bts v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.40s
[INFO] running `Command { std: "docker" "inspect" "fb95ce1be9140b46c00e5dfc3f72e66aa11acdf6189b458d18f99d4a0544eca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb95ce1be9140b46c00e5dfc3f72e66aa11acdf6189b458d18f99d4a0544eca9", kill_on_drop: false }`
[INFO] [stdout] fb95ce1be9140b46c00e5dfc3f72e66aa11acdf6189b458d18f99d4a0544eca9