[INFO] fetching crate cppn 0.3.0...
[INFO] checking cppn-0.3.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate cppn 0.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate cppn 0.3.0 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 cppn 0.3.0
[INFO] finished tweaking crates.io crate cppn 0.3.0
[INFO] tweaked toml for crates.io crate cppn 0.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 acyclic-network v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c2be8125ffbcba6e54deb41ea5e7459015ef91e6c9629fe753fd6f26bafbe929
[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" "c2be8125ffbcba6e54deb41ea5e7459015ef91e6c9629fe753fd6f26bafbe929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2be8125ffbcba6e54deb41ea5e7459015ef91e6c9629fe753fd6f26bafbe929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2be8125ffbcba6e54deb41ea5e7459015ef91e6c9629fe753fd6f26bafbe929", kill_on_drop: false }`
[INFO] [stdout] c2be8125ffbcba6e54deb41ea5e7459015ef91e6c9629fe753fd6f26bafbe929
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 096e043a3445109ce97fe9b6c0b75f711abc19c0d1e58a8bce1157d4e4820b0e
[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" "096e043a3445109ce97fe9b6c0b75f711abc19c0d1e58a8bce1157d4e4820b0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking acyclic-network v0.2.0
[INFO] [stderr]     Checking cppn v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: where clauses are not enforced in type aliases
[INFO] [stdout]    --> src/cppn.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     N: CppnNodeType,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 108 |     L: Copy + Debug + Send + Sized + Into<f64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 109 |     EXTID: Copy + Debug + Send + Sized + Ord,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: the clause will not be checked when the type alias is used, and should be removed
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clauses are not enforced in type aliases
[INFO] [stdout]    --> src/cppn.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     N: CppnNodeType,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 108 |     L: Copy + Debug + Send + Sized + Into<f64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 109 |     EXTID: Copy + Debug + Send + Sized + Ord,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: the clause will not be checked when the type alias is used, and should be removed
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.61s
[INFO] running `Command { std: "docker" "inspect" "096e043a3445109ce97fe9b6c0b75f711abc19c0d1e58a8bce1157d4e4820b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "096e043a3445109ce97fe9b6c0b75f711abc19c0d1e58a8bce1157d4e4820b0e", kill_on_drop: false }`
[INFO] [stdout] 096e043a3445109ce97fe9b6c0b75f711abc19c0d1e58a8bce1157d4e4820b0e