[INFO] fetching crate capstan 0.0.3...
[INFO] checking capstan-0.0.3 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate capstan 0.0.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate capstan 0.0.3 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate capstan 0.0.3
[INFO] finished tweaking crates.io crate capstan 0.0.3
[INFO] tweaked toml for crates.io crate capstan 0.0.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate capstan 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 076cf2bca6d32598caecde826a4fd0e5bb5a0528d4e4b8d48c8e382ee9016547
[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" "076cf2bca6d32598caecde826a4fd0e5bb5a0528d4e4b8d48c8e382ee9016547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "076cf2bca6d32598caecde826a4fd0e5bb5a0528d4e4b8d48c8e382ee9016547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076cf2bca6d32598caecde826a4fd0e5bb5a0528d4e4b8d48c8e382ee9016547", kill_on_drop: false }`
[INFO] [stdout] 076cf2bca6d32598caecde826a4fd0e5bb5a0528d4e4b8d48c8e382ee9016547
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3b0ebd5ff02bdb586eed9b3fc549008aaedc2f45f59c692a9b517e7f5e5c5a8
[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" "c3b0ebd5ff02bdb586eed9b3fc549008aaedc2f45f59c692a9b517e7f5e5c5a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking svg v0.8.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]     Checking simba v0.2.1
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking nalgebra v0.22.0
[INFO] [stderr]     Checking capstan v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.59s
[INFO] running `Command { std: "docker" "inspect" "c3b0ebd5ff02bdb586eed9b3fc549008aaedc2f45f59c692a9b517e7f5e5c5a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b0ebd5ff02bdb586eed9b3fc549008aaedc2f45f59c692a9b517e7f5e5c5a8", kill_on_drop: false }`
[INFO] [stdout] c3b0ebd5ff02bdb586eed9b3fc549008aaedc2f45f59c692a9b517e7f5e5c5a8