[INFO] fetching crate rvs-c-api 0.4.1...
[INFO] checking rvs-c-api-0.4.1 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] extracting crate rvs-c-api 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rvs-c-api 0.4.1 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rvs-c-api 0.4.1
[INFO] finished tweaking crates.io crate rvs-c-api 0.4.1
[INFO] tweaked toml for crates.io crate rvs-c-api 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5007a1efdce3d7234675f970806d5731ce8c00726b8788de5bc87074c42bc333
[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" "5007a1efdce3d7234675f970806d5731ce8c00726b8788de5bc87074c42bc333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5007a1efdce3d7234675f970806d5731ce8c00726b8788de5bc87074c42bc333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5007a1efdce3d7234675f970806d5731ce8c00726b8788de5bc87074c42bc333", kill_on_drop: false }`
[INFO] [stdout] 5007a1efdce3d7234675f970806d5731ce8c00726b8788de5bc87074c42bc333
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 193161dddec79f7e3b7a84fe1f2f79d6c0367639c33dbdced7f392953a4f4dbf
[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" "193161dddec79f7e3b7a84fe1f2f79d6c0367639c33dbdced7f392953a4f4dbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling peg v0.5.7
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling rvs-parser v0.4.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rvs v0.4.1
[INFO] [stderr]     Checking rvs-c-api v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::panic::catch_unwind`
[INFO] [stdout]  --> src/rvsc.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::panic::catch_unwind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]  --> src/rvsc.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use libc::uint32_t;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]   --> src/rvsc.rs:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 | type SequenceHandleRaw = uint32_t;
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]   --> src/rvsc.rs:38:39
[INFO] [stdout]    |
[INFO] [stdout] 38 |         SequenceHandle((index + 1) as uint32_t)
[INFO] [stdout]    |                                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::panic::catch_unwind`
[INFO] [stdout]  --> src/rvsc.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::panic::catch_unwind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]  --> src/rvsc.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use libc::uint32_t;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]   --> src/rvsc.rs:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 | type SequenceHandleRaw = uint32_t;
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]   --> src/rvsc.rs:38:39
[INFO] [stdout]    |
[INFO] [stdout] 38 |         SequenceHandle((index + 1) as uint32_t)
[INFO] [stdout]    |                                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.23s
[INFO] running `Command { std: "docker" "inspect" "193161dddec79f7e3b7a84fe1f2f79d6c0367639c33dbdced7f392953a4f4dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193161dddec79f7e3b7a84fe1f2f79d6c0367639c33dbdced7f392953a4f4dbf", kill_on_drop: false }`
[INFO] [stdout] 193161dddec79f7e3b7a84fe1f2f79d6c0367639c33dbdced7f392953a4f4dbf