[INFO] fetching crate combu 1.4.3...
[INFO] checking combu-1.4.3 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate combu 1.4.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate combu 1.4.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate combu 1.4.3
[INFO] tweaked toml for crates.io crate combu 1.4.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate combu 1.4.3 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate combu 1.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v2.0.91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 810f3650b7d44d294c7c6647a49af09f17962d61338ae4904620d0323679e06f
[INFO] running `Command { std: "docker" "start" "-a" "810f3650b7d44d294c7c6647a49af09f17962d61338ae4904620d0323679e06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "810f3650b7d44d294c7c6647a49af09f17962d61338ae4904620d0323679e06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810f3650b7d44d294c7c6647a49af09f17962d61338ae4904620d0323679e06f", kill_on_drop: false }`
[INFO] [stdout] 810f3650b7d44d294c7c6647a49af09f17962d61338ae4904620d0323679e06f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7efed9b098a7af966f57762767912e093925792e805269cf879e617b9119466
[INFO] running `Command { std: "docker" "start" "-a" "a7efed9b098a7af966f57762767912e093925792e805269cf879e617b9119466", kill_on_drop: false }`
[INFO] [stderr]     Checking combu v1.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]     --> src/pub_macros.rs:3984:5
[INFO] [stdout]      |
[INFO] [stdout] 3984 |                 assert_eq!(la, ra);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: the address of the same function can vary between different codegen units
[INFO] [stdout]      = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]      = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]      = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "a7efed9b098a7af966f57762767912e093925792e805269cf879e617b9119466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7efed9b098a7af966f57762767912e093925792e805269cf879e617b9119466", kill_on_drop: false }`
[INFO] [stdout] a7efed9b098a7af966f57762767912e093925792e805269cf879e617b9119466