[INFO] fetching crate ptags 0.3.2...
[INFO] checking ptags-0.3.2 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate ptags 0.3.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ptags 0.3.2 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking crates.io crate ptags 0.3.2
[INFO] finished tweaking crates.io crate ptags 0.3.2
[INFO] tweaked toml for crates.io crate ptags 0.3.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ptags 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-toml-derive v0.4.0
[INFO] [stderr]   Downloaded structopt-toml v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 975ce0fdffde1ae0bb059cda030a7815982476385dadafb3afce5382aa4b3080
[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" "975ce0fdffde1ae0bb059cda030a7815982476385dadafb3afce5382aa4b3080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "975ce0fdffde1ae0bb059cda030a7815982476385dadafb3afce5382aa4b3080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975ce0fdffde1ae0bb059cda030a7815982476385dadafb3afce5382aa4b3080", kill_on_drop: false }`
[INFO] [stdout] 975ce0fdffde1ae0bb059cda030a7815982476385dadafb3afce5382aa4b3080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 800fd601d5bc24448af2482576251175f76319cc7e447975e79aa05836221183
[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" "800fd601d5bc24448af2482576251175f76319cc7e447975e79aa05836221183", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.39
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling cc v1.0.6
[INFO] [stderr]    Compiling serde v1.0.84
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking clap v2.31.1
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]    Compiling structopt-derive v0.2.5
[INFO] [stderr]    Compiling structopt-toml-derive v0.4.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking structopt v0.2.5
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.34
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling structopt-toml v0.4.0
[INFO] [stderr]     Checking ptags v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "800fd601d5bc24448af2482576251175f76319cc7e447975e79aa05836221183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "800fd601d5bc24448af2482576251175f76319cc7e447975e79aa05836221183", kill_on_drop: false }`
[INFO] [stdout] 800fd601d5bc24448af2482576251175f76319cc7e447975e79aa05836221183