[INFO] fetching crate cognitive 0.1.0...
[INFO] checking cognitive-0.1.0 against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] extracting crate cognitive 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cognitive 0.1.0 on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cognitive 0.1.0
[INFO] finished tweaking crates.io crate cognitive 0.1.0
[INFO] tweaked toml for crates.io crate cognitive 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9903510fe29027cc9bef6dacedcc43a1121c9115f21f2fb21bfd8d77560221d5
[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" "9903510fe29027cc9bef6dacedcc43a1121c9115f21f2fb21bfd8d77560221d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9903510fe29027cc9bef6dacedcc43a1121c9115f21f2fb21bfd8d77560221d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9903510fe29027cc9bef6dacedcc43a1121c9115f21f2fb21bfd8d77560221d5", kill_on_drop: false }`
[INFO] [stdout] 9903510fe29027cc9bef6dacedcc43a1121c9115f21f2fb21bfd8d77560221d5
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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] 23b3e7778758551a754e6deb16ae69889ba2ac30d4cc7f4255f92d185ffb5dde
[INFO] running `Command { std: "docker" "start" "-a" "23b3e7778758551a754e6deb16ae69889ba2ac30d4cc7f4255f92d185ffb5dde", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking timerfd v0.2.0
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking cognitive-graphics v0.1.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking drm-rs v0.1.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking xkbcommon v0.2.1
[INFO] [stderr]     Checking timber v0.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]     Checking dbus v0.5.4
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking dharma v0.1.0
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking cognitive-qualia v0.1.0
[INFO] [stderr]     Checking cognitive-renderer-gl v0.1.0
[INFO] [stderr]     Checking cognitive-inputs v0.1.0
[INFO] [stderr]     Checking cognitive-outputs v0.1.0
[INFO] [stderr]     Checking cognitive-device-manager v0.1.0
[INFO] [stderr]     Checking cognitive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.62s
[INFO] running `Command { std: "docker" "inspect" "23b3e7778758551a754e6deb16ae69889ba2ac30d4cc7f4255f92d185ffb5dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b3e7778758551a754e6deb16ae69889ba2ac30d4cc7f4255f92d185ffb5dde", kill_on_drop: false }`
[INFO] [stdout] 23b3e7778758551a754e6deb16ae69889ba2ac30d4cc7f4255f92d185ffb5dde