[INFO] updating cached repository https://github.com/i-schuetz/rust_android_ios
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0f74b4c1c90a61d4ccd4efe34a655ca79738a3f6
[INFO] checking i-schuetz/rust_android_ios against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi-schuetz%2Frust_android_ios" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/i-schuetz/rust_android_ios on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/i-schuetz/rust_android_ios
[INFO] finished tweaking git repo https://github.com/i-schuetz/rust_android_ios
[INFO] tweaked toml for git repo https://github.com/i-schuetz/rust_android_ios written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/i-schuetz/rust_android_ios already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8af7ef5625d619e60498be03a0af9a4b375d2f81592f668ec28d5b1b1365f548
[INFO] running `"docker" "start" "-a" "8af7ef5625d619e60498be03a0af9a4b375d2f81592f668ec28d5b1b1365f548"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling cbindgen v0.9.0
[INFO] [stderr]    Compiling smol_str v0.1.12
[INFO] [stderr]     Checking android_log-sys v0.1.2
[INFO] [stderr]     Checking jni-sys v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking libc v0.2.60
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling getrandom v0.1.8
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking log-panics v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling bindgen v0.42.3
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking android_logger v0.8.3
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling rust_swig v0.4.0
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]    Compiling toml v0.5.1
[INFO] [stderr]    Compiling rust_android_ios v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `bindgen::RustTarget`
[INFO] [stderr]  --> build.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use bindgen::RustTarget;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]   --> build.rs:50:16
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn gen_for_ios(target: &str) {
[INFO] [stderr]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `channel`
[INFO] [stderr]  --> src/lib.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::sync::mpsc::{channel, Sender, Receiver};
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::Result`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serde_json::Result;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:69:63
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub extern fn function_with_callback(&self, callback: Box<Callback>) {
[INFO] [stderr]    |                                                               ^^^^^^^^ help: use `dyn`: `dyn Callback`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:48
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub extern fn observe(&self, callback: Box<Callback>) {
[INFO] [stderr]    |                                                ^^^^^^^^ help: use `dyn`: `dyn Callback`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `channel`
[INFO] [stderr]  --> src/lib.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::sync::mpsc::{channel, Sender, Receiver};
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::Result`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serde_json::Result;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:69:63
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub extern fn function_with_callback(&self, callback: Box<Callback>) {
[INFO] [stderr]    |                                                               ^^^^^^^^ help: use `dyn`: `dyn Callback`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:74:48
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub extern fn observe(&self, callback: Box<Callback>) {
[INFO] [stderr]    |                                                ^^^^^^^^ help: use `dyn`: `dyn Callback`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `sender` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | static mut sender: Option<Sender<i32>> = None;
[INFO] [stderr]    |            ^^^^^^ help: convert the identifier to upper case: `SENDER`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:89:30
[INFO] [stderr]    |
[INFO] [stderr] 89 |                 Some(s) => { s.send(val); },
[INFO] [stderr]    |                              ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `sender` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | static mut sender: Option<Sender<i32>> = None;
[INFO] [stderr]    |            ^^^^^^ help: convert the identifier to upper case: `SENDER`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:89:30
[INFO] [stderr]    |
[INFO] [stderr] 89 |                 Some(s) => { s.send(val); },
[INFO] [stderr]    |                              ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 24s
[INFO] running `"docker" "inspect" "8af7ef5625d619e60498be03a0af9a4b375d2f81592f668ec28d5b1b1365f548"`
[INFO] running `"docker" "rm" "-f" "8af7ef5625d619e60498be03a0af9a4b375d2f81592f668ec28d5b1b1365f548"`
[INFO] [stdout] 8af7ef5625d619e60498be03a0af9a4b375d2f81592f668ec28d5b1b1365f548