[INFO] fetching crate cppn 0.3.0...
[INFO] checking cppn-0.3.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate cppn 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cppn 0.3.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3762bae72ad235852f34a54f7340effb74642acaad4d1410edbdeaa0db60954
[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" "f3762bae72ad235852f34a54f7340effb74642acaad4d1410edbdeaa0db60954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3762bae72ad235852f34a54f7340effb74642acaad4d1410edbdeaa0db60954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3762bae72ad235852f34a54f7340effb74642acaad4d1410edbdeaa0db60954", kill_on_drop: false }`
[INFO] [stdout] f3762bae72ad235852f34a54f7340effb74642acaad4d1410edbdeaa0db60954
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc9ec70ce02437d6c665cd92ac81b9821febe0de247abd903b3e982c56527be3
[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" "cc9ec70ce02437d6c665cd92ac81b9821febe0de247abd903b3e982c56527be3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[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 4.20s
[INFO] running `Command { std: "docker" "inspect" "cc9ec70ce02437d6c665cd92ac81b9821febe0de247abd903b3e982c56527be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc9ec70ce02437d6c665cd92ac81b9821febe0de247abd903b3e982c56527be3", kill_on_drop: false }`
[INFO] [stdout] cc9ec70ce02437d6c665cd92ac81b9821febe0de247abd903b3e982c56527be3