[INFO] fetching crate drogue-ffi-compat 0.1.0...
[INFO] testing drogue-ffi-compat-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate drogue-ffi-compat 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate drogue-ffi-compat 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate drogue-ffi-compat 0.1.0
[INFO] finished tweaking crates.io crate drogue-ffi-compat 0.1.0
[INFO] tweaked toml for crates.io crate drogue-ffi-compat 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", 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] 2528ebda0bb5a2bd64a7543c384d0e1f88dc362d85a29a7d154c8898434bfb42
[INFO] running `Command { std: "docker" "start" "-a" "2528ebda0bb5a2bd64a7543c384d0e1f88dc362d85a29a7d154c8898434bfb42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2528ebda0bb5a2bd64a7543c384d0e1f88dc362d85a29a7d154c8898434bfb42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2528ebda0bb5a2bd64a7543c384d0e1f88dc362d85a29a7d154c8898434bfb42", kill_on_drop: false }`
[INFO] [stdout] 2528ebda0bb5a2bd64a7543c384d0e1f88dc362d85a29a7d154c8898434bfb42
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46e98392a825ffb3d41dabe346af59f6aaa00bdbaee702ff8687153c5ec7b923
[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" "46e98392a825ffb3d41dabe346af59f6aaa00bdbaee702ff8687153c5ec7b923", kill_on_drop: false }`
[INFO] [stderr]    Compiling drogue-ffi-compat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "46e98392a825ffb3d41dabe346af59f6aaa00bdbaee702ff8687153c5ec7b923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e98392a825ffb3d41dabe346af59f6aaa00bdbaee702ff8687153c5ec7b923", kill_on_drop: false }`
[INFO] [stdout] 46e98392a825ffb3d41dabe346af59f6aaa00bdbaee702ff8687153c5ec7b923
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 555034784aeb969b447e4c0592c55937899a32a924a1bbf3cc5c137e81ea34a7
[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" "555034784aeb969b447e4c0592c55937899a32a924a1bbf3cc5c137e81ea34a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling drogue-ffi-compat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Chunk`
[INFO] [stdout]    --> src/printf/format.rs:302:58
[INFO] [stdout]     |
[INFO] [stdout] 302 |     use super::{FormatString, FormatSpec, DecimalFormat, Chunk};
[INFO] [stdout]     |                                                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ffi::c_void`
[INFO] [stdout]    --> src/printf/format.rs:303:9
[INFO] [stdout]     |
[INFO] [stdout] 303 |     use core::ffi::c_void;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::printf::format::FormatOutput`
[INFO] [stdout]    --> src/printf/format.rs:304:9
[INFO] [stdout]     |
[INFO] [stdout] 304 |     use crate::printf::format::FormatOutput;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::prelude::*`
[INFO] [stdout]    --> src/printf/format.rs:306:9
[INFO] [stdout]     |
[INFO] [stdout] 306 |     use core::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "555034784aeb969b447e4c0592c55937899a32a924a1bbf3cc5c137e81ea34a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "555034784aeb969b447e4c0592c55937899a32a924a1bbf3cc5c137e81ea34a7", kill_on_drop: false }`
[INFO] [stdout] 555034784aeb969b447e4c0592c55937899a32a924a1bbf3cc5c137e81ea34a7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] 27383b140897af9cffbca2e1d27c4c06ef82428584e2ecdd29b1a1f33588c86f
[INFO] running `Command { std: "docker" "start" "-a" "27383b140897af9cffbca2e1d27c4c06ef82428584e2ecdd29b1a1f33588c86f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Chunk`
[INFO] [stderr]    --> src/printf/format.rs:302:58
[INFO] [stderr]     |
[INFO] [stderr] 302 |     use super::{FormatString, FormatSpec, DecimalFormat, Chunk};
[INFO] [stderr]     |                                                          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::ffi::c_void`
[INFO] [stderr]    --> src/printf/format.rs:303:9
[INFO] [stderr]     |
[INFO] [stderr] 303 |     use core::ffi::c_void;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::printf::format::FormatOutput`
[INFO] [stderr]    --> src/printf/format.rs:304:9
[INFO] [stderr]     |
[INFO] [stderr] 304 |     use crate::printf::format::FormatOutput;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::prelude::*`
[INFO] [stderr]    --> src/printf/format.rs:306:9
[INFO] [stderr]     |
[INFO] [stderr] 306 |     use core::prelude::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/drogue_ffi_compat-ea0844194dc629fb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test printf::format::tests::parse_format_str ... ok
[INFO] [stdout] test printf::format::tests::parse_simple_number_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests drogue-ffi-compat
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27383b140897af9cffbca2e1d27c4c06ef82428584e2ecdd29b1a1f33588c86f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27383b140897af9cffbca2e1d27c4c06ef82428584e2ecdd29b1a1f33588c86f", kill_on_drop: false }`
[INFO] [stdout] 27383b140897af9cffbca2e1d27c4c06ef82428584e2ecdd29b1a1f33588c86f