[INFO] fetching crate webbing 0.1.0...
[INFO] testing webbing-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate webbing 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate webbing 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/.cargo/config
[INFO] started tweaking crates.io crate webbing 0.1.0
[INFO] finished tweaking crates.io crate webbing 0.1.0
[INFO] tweaked toml for crates.io crate webbing 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-5/source/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/workspace/builds/worker-5/source/src/main.rs` was erroneously implicitly accepted for binary `webbing-test`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e951da5b8996695b3407662f25617dfb1dfbbc1a3a2a525b141e9e958f32692
[INFO] running `Command { std: "docker" "start" "-a" "5e951da5b8996695b3407662f25617dfb1dfbbc1a3a2a525b141e9e958f32692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e951da5b8996695b3407662f25617dfb1dfbbc1a3a2a525b141e9e958f32692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e951da5b8996695b3407662f25617dfb1dfbbc1a3a2a525b141e9e958f32692", kill_on_drop: false }`
[INFO] [stdout] 5e951da5b8996695b3407662f25617dfb1dfbbc1a3a2a525b141e9e958f32692
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 283542aea413fea2900fbd8a06b1d475018ec897c76a841d6e9d1b38bcc445b9
[INFO] running `Command { std: "docker" "start" "-a" "283542aea413fea2900fbd8a06b1d475018ec897c76a841d6e9d1b38bcc445b9", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/rustwide/workdir/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `webbing-test`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling webbing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:344:30
[INFO] [stdout]     |
[INFO] [stdout] 344 |     refs: Rc<RefCell<Vec<Box<FnMut(Event<'a>) + 'a>>>>,
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Event<'a>) + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.3dhy3n7kca3jccne.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libwebbing-6dfe05285b7e6ffd.rlib" "/opt/rustwide/target/debug/deps/liblibc-bd0a7f2f55865ae0.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-46a006cddfd334f0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b9870310e470b38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-260022ba8f1ab4ee.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-71377435a799394f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-658ee5924fde57cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-9e8627da6bd1b94a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-19fdaac49f59be84.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-cb00e2691ea45905.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-50f6726defae5ae1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2afc16311deea26e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bb5cb0fe086ee8cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-896053247b5dfd0b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-735e1f2ac3cf23be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-9dfb6622644c732c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a9a3b2ad67977f47.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/webbing_test-b8c075db281c083b.webbing_test.1f58edde-cgu.6.rcgu.o: in function `webbing::HtmlNode::on':
[INFO] [stdout]           /opt/rustwide/workdir/src/lib.rs:301: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libwebbing-6dfe05285b7e6ffd.rlib(webbing-6dfe05285b7e6ffd.webbing.a1920ed5-cgu.2.rcgu.o): in function `webbing::HtmlNode::prop_set_str':
[INFO] [stdout]           /opt/rustwide/workdir/src/lib.rs:259: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libwebbing-6dfe05285b7e6ffd.rlib(webbing-6dfe05285b7e6ffd.webbing.a1920ed5-cgu.2.rcgu.o): in function `webbing::HtmlNode::prop_get_i32':
[INFO] [stdout]           /opt/rustwide/workdir/src/lib.rs:265: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libwebbing-6dfe05285b7e6ffd.rlib(webbing-6dfe05285b7e6ffd.webbing.a1920ed5-cgu.2.rcgu.o): in function `webbing::HtmlNode::prop_get_str':
[INFO] [stdout]           /opt/rustwide/workdir/src/lib.rs:271: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libwebbing-6dfe05285b7e6ffd.rlib(webbing-6dfe05285b7e6ffd.webbing.a1920ed5-cgu.2.rcgu.o): in function `webbing::HtmlNode::append':
[INFO] [stdout]           /opt/rustwide/workdir/src/lib.rs:280: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libwebbing-6dfe05285b7e6ffd.rlib(webbing-6dfe05285b7e6ffd.webbing.a1920ed5-cgu.2.rcgu.o):/opt/rustwide/workdir/src/lib.rs:286: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libwebbing-6dfe05285b7e6ffd.rlib(webbing-6dfe05285b7e6ffd.webbing.a1920ed5-cgu.2.rcgu.o): in function `webbing::leavemebe':
[INFO] [stdout]           /opt/rustwide/workdir/src/lib.rs:508: undefined reference to `emscripten_pause_main_loop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libwebbing-6dfe05285b7e6ffd.rlib(webbing-6dfe05285b7e6ffd.webbing.a1920ed5-cgu.2.rcgu.o): in function `webbing::spin':
[INFO] [stdout]           /opt/rustwide/workdir/src/lib.rs:514: undefined reference to `emscripten_set_main_loop'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `webbing` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "283542aea413fea2900fbd8a06b1d475018ec897c76a841d6e9d1b38bcc445b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "283542aea413fea2900fbd8a06b1d475018ec897c76a841d6e9d1b38bcc445b9", kill_on_drop: false }`
[INFO] [stdout] 283542aea413fea2900fbd8a06b1d475018ec897c76a841d6e9d1b38bcc445b9
