[INFO] cloning repository https://github.com/maxbrunsfeld/rust-wasm-crate-with-c
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxbrunsfeld/rust-wasm-crate-with-c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxbrunsfeld%2Frust-wasm-crate-with-c", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxbrunsfeld%2Frust-wasm-crate-with-c'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec6565c643684c7cdbdee3444b94465b36ebef40
[INFO] testing maxbrunsfeld/rust-wasm-crate-with-c against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxbrunsfeld%2Frust-wasm-crate-with-c" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxbrunsfeld/rust-wasm-crate-with-c on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maxbrunsfeld/rust-wasm-crate-with-c
[INFO] finished tweaking git repo https://github.com/maxbrunsfeld/rust-wasm-crate-with-c
[INFO] tweaked toml for git repo https://github.com/maxbrunsfeld/rust-wasm-crate-with-c written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/maxbrunsfeld/rust-wasm-crate-with-c already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5684ab3d036cab01643a348cb7f22c0f8af49137ce444be3501041f49bb48cc9
[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" "5684ab3d036cab01643a348cb7f22c0f8af49137ce444be3501041f49bb48cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5684ab3d036cab01643a348cb7f22c0f8af49137ce444be3501041f49bb48cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5684ab3d036cab01643a348cb7f22c0f8af49137ce444be3501041f49bb48cc9", kill_on_drop: false }`
[INFO] [stdout] 5684ab3d036cab01643a348cb7f22c0f8af49137ce444be3501041f49bb48cc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f62626d4cf2c073225a24c57603f64bb64b3e10587ad6844d8a4e6e1c5164917
[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" "f62626d4cf2c073225a24c57603f64bb64b3e10587ad6844d8a4e6e1c5164917", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling wasm-crate-with-c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     #[no_mangle]
[INFO] [stdout]   |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 3 |     fn increment_in_c(i: u32) -> u32;
[INFO] [stdout]   |     --------------------------------- foreign function
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.84s
[INFO] running `Command { std: "docker" "inspect" "f62626d4cf2c073225a24c57603f64bb64b3e10587ad6844d8a4e6e1c5164917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f62626d4cf2c073225a24c57603f64bb64b3e10587ad6844d8a4e6e1c5164917", kill_on_drop: false }`
[INFO] [stdout] f62626d4cf2c073225a24c57603f64bb64b3e10587ad6844d8a4e6e1c5164917
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f03250ec3d6d199714714d2c2f46d8aa29b9480f94a9495c472f18ce42b73ca
[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" "3f03250ec3d6d199714714d2c2f46d8aa29b9480f94a9495c472f18ce42b73ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-crate-with-c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     #[no_mangle]
[INFO] [stdout]   |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 3 |     fn increment_in_c(i: u32) -> u32;
[INFO] [stdout]   |     --------------------------------- foreign function
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "3f03250ec3d6d199714714d2c2f46d8aa29b9480f94a9495c472f18ce42b73ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f03250ec3d6d199714714d2c2f46d8aa29b9480f94a9495c472f18ce42b73ca", kill_on_drop: false }`
[INFO] [stdout] 3f03250ec3d6d199714714d2c2f46d8aa29b9480f94a9495c472f18ce42b73ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 5d2477d2306ac4af28f52c27b909ec3e64d852a8c5586093a4d576dbe3f9785e
[INFO] running `Command { std: "docker" "start" "-a" "5d2477d2306ac4af28f52c27b909ec3e64d852a8c5586093a4d576dbe3f9785e", kill_on_drop: false }`
[INFO] [stderr] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     #[no_mangle]
[INFO] [stderr]   |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stderr] 3 |     fn increment_in_c(i: u32) -> u32;
[INFO] [stderr]   |     --------------------------------- foreign function
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: symbol names in extern blocks are not mangled
[INFO] [stderr] 
[INFO] [stderr] warning: `wasm-crate-with-c` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasm_lib_with_c-d18b382289a0a1ab)
[INFO] running `Command { std: "docker" "inspect" "5d2477d2306ac4af28f52c27b909ec3e64d852a8c5586093a4d576dbe3f9785e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d2477d2306ac4af28f52c27b909ec3e64d852a8c5586093a4d576dbe3f9785e", kill_on_drop: false }`
[INFO] [stdout] 5d2477d2306ac4af28f52c27b909ec3e64d852a8c5586093a4d576dbe3f9785e