[INFO] cloning repository https://github.com/tanis2000/rust-sdl2-wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tanis2000/rust-sdl2-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanis2000%2Frust-sdl2-wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanis2000%2Frust-sdl2-wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf64b7367db0a079a01165afb26e638f1cf4beb6
[INFO] checking tanis2000/rust-sdl2-wasm against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanis2000%2Frust-sdl2-wasm" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tanis2000/rust-sdl2-wasm on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tanis2000/rust-sdl2-wasm
[INFO] finished tweaking git repo https://github.com/tanis2000/rust-sdl2-wasm
[INFO] tweaked toml for git repo https://github.com/tanis2000/rust-sdl2-wasm written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/tanis2000/rust-sdl2-wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/Rust-SDL2/rust-sdl2.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dde235c5b4d473cfb78cc1b1d84a4256d73fa0c3b475b60ae83420d6330fe286
[INFO] running `Command { std: "docker" "start" "-a" "dde235c5b4d473cfb78cc1b1d84a4256d73fa0c3b475b60ae83420d6330fe286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dde235c5b4d473cfb78cc1b1d84a4256d73fa0c3b475b60ae83420d6330fe286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde235c5b4d473cfb78cc1b1d84a4256d73fa0c3b475b60ae83420d6330fe286", kill_on_drop: false }`
[INFO] [stdout] dde235c5b4d473cfb78cc1b1d84a4256d73fa0c3b475b60ae83420d6330fe286
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dbcc2c2a5620f0f3f892ea86f8ca228fe6d28efc88bf2b408be5ff787954f82
[INFO] running `Command { std: "docker" "start" "-a" "9dbcc2c2a5620f0f3f892ea86f8ca228fe6d28efc88bf2b408be5ff787954f82", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.4
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling base-x v0.2.4
[INFO] [stderr]    Compiling sdl2 v0.32.2 (https://github.com/Rust-SDL2/rust-sdl2.git?branch=master#776c72e8)
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling stdweb v0.4.17
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling sdl2-sys v0.32.6 (https://github.com/Rust-SDL2/rust-sdl2.git?branch=master#776c72e8)
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling socket2 v0.3.9
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling stb_image v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.7
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]    Compiling rust-sdl2-wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> build.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> build.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `target` is assigned to, but never used
[INFO] [stdout]   --> build.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let target;
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_target` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_os`
[INFO] [stdout]   --> build.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let target_os = env::var("TARGET").unwrap();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `target` is never read
[INFO] [stdout]   --> build.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         target = Path::new(&current_dir).join("target/release");
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `target` is never read
[INFO] [stdout]   --> build.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         target = Path::new(&current_dir).join("target/debug");
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `rust-sdl2-wasm v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rust-sdl2-wasm-c11770ffc90aeca0/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Could not open output file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:54:8
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55dd1d48a81c - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55dd1d48a81c - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55dd1d48a81c - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55dd1d48a81c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9a78218788c14e18
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55dd1d4a8c7c - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/fmt/mod.rs:1150:17
[INFO] [stderr]      5:     0x55dd1d488535 - std::io::Write::write_fmt::h1d5220480c7a2437
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/io/mod.rs:1667:15
[INFO] [stderr]      6:     0x55dd1d48bf10 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55dd1d48bf10 - std::sys_common::backtrace::print::hb170c60b542377ad
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55dd1d48bf10 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:210:50
[INFO] [stderr]      9:     0x55dd1d48bac7 - std::panicking::default_hook::h8c6c66d3f3ba6768
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:227:9
[INFO] [stderr]     10:     0x55dd1d48c5c4 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:624:17
[INFO] [stderr]     11:     0x55dd1d48c0a0 - std::panicking::begin_panic_handler::{{closure}}::h9c42b65a42d06a7a
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:521:13
[INFO] [stderr]     12:     0x55dd1d48ace4 - std::sys_common::backtrace::__rust_end_short_backtrace::hc791bddfe31e532c
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55dd1d48c009 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:517:5
[INFO] [stderr]     14:     0x55dd1d352051 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/panicking.rs:101:14
[INFO] [stderr]     15:     0x55dd1d3520e3 - core::result::unwrap_failed::ha0c84e81219e5878
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/result.rs:1617:5
[INFO] [stderr]     16:     0x55dd1d38a4b8 - core::result::Result<T,E>::expect::hd730683cb22752a6
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/result.rs:1259:23
[INFO] [stderr]     17:     0x55dd1d366b45 - build_script_build::download_from_url::h25a6492eb38227a1
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:47:5
[INFO] [stderr]     18:     0x55dd1d3669b9 - build_script_build::main::h22906a7a74dcf10b
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:38:9
[INFO] [stderr]     19:     0x55dd1d36cb7b - core::ops::function::FnOnce::call_once::h18255331878e7554
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x55dd1d3837ee - std::sys_common::backtrace::__rust_begin_short_backtrace::h344ef16208ce7e38
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x55dd1d36ef31 - std::rt::lang_start::{{closure}}::hbd8412bab9b042c8
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:63:18
[INFO] [stderr]     22:     0x55dd1d48cbca - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc590b210ed55e22f
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x55dd1d48cbca - std::panicking::try::do_call::h5f0600b7a33ea1af
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:403:40
[INFO] [stderr]     24:     0x55dd1d48cbca - std::panicking::try::he15826df0f376a33
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:367:19
[INFO] [stderr]     25:     0x55dd1d48cbca - std::panic::catch_unwind::hd8af3a578b6b4c86
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panic.rs:129:14
[INFO] [stderr]     26:     0x55dd1d48cbca - std::rt::lang_start_internal::{{closure}}::h301d1329324ae1f0
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:45:48
[INFO] [stderr]     27:     0x55dd1d48cbca - std::panicking::try::do_call::h941e8fdb0bd03655
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:403:40
[INFO] [stderr]     28:     0x55dd1d48cbca - std::panicking::try::ha20a77bf65530f63
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:367:19
[INFO] [stderr]     29:     0x55dd1d48cbca - std::panic::catch_unwind::h33afc061cc69ef90
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panic.rs:129:14
[INFO] [stderr]     30:     0x55dd1d48cbca - std::rt::lang_start_internal::hc05c244593147106
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:45:20
[INFO] [stderr]     31:     0x55dd1d36ef00 - std::rt::lang_start::hc96751ef6bf56ea0
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:62:5
[INFO] [stderr]     32:     0x55dd1d366e6c - main
[INFO] [stderr]     33:     0x7ff8a4c730b3 - __libc_start_main
[INFO] [stderr]     34:     0x55dd1d3527ae - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9dbcc2c2a5620f0f3f892ea86f8ca228fe6d28efc88bf2b408be5ff787954f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dbcc2c2a5620f0f3f892ea86f8ca228fe6d28efc88bf2b408be5ff787954f82", kill_on_drop: false }`
[INFO] [stdout] 9dbcc2c2a5620f0f3f892ea86f8ca228fe6d28efc88bf2b408be5ff787954f82
