[INFO] cloning repository https://github.com/PeterCxy/xjtlu-timetable
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PeterCxy/xjtlu-timetable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPeterCxy%2Fxjtlu-timetable", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPeterCxy%2Fxjtlu-timetable'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8eaf1e0cedae8bd04e7074d99b80ec3732a35d4
[INFO] testing PeterCxy/xjtlu-timetable against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPeterCxy%2Fxjtlu-timetable" "/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/PeterCxy/xjtlu-timetable on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PeterCxy/xjtlu-timetable
[INFO] finished tweaking git repo https://github.com/PeterCxy/xjtlu-timetable
[INFO] tweaked toml for git repo https://github.com/PeterCxy/xjtlu-timetable written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/PeterCxy/xjtlu-timetable already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e48ac0173f8321ef15df704a42144767ebe9fd36608eb392a212ceac9dfc8283
[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" "e48ac0173f8321ef15df704a42144767ebe9fd36608eb392a212ceac9dfc8283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e48ac0173f8321ef15df704a42144767ebe9fd36608eb392a212ceac9dfc8283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e48ac0173f8321ef15df704a42144767ebe9fd36608eb392a212ceac9dfc8283", kill_on_drop: false }`
[INFO] [stdout] e48ac0173f8321ef15df704a42144767ebe9fd36608eb392a212ceac9dfc8283
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", 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] 4f7cd815e29fc704cdd4f982be9d2c32d2c0377b8facd3c36e6c4a236c07ac60
[INFO] running `Command { std: "docker" "start" "-a" "4f7cd815e29fc704cdd4f982be9d2c32d2c0377b8facd3c36e6c4a236c07ac60", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling stdweb v0.4.0
[INFO] [stderr]    Compiling futures v0.1.18
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling syn v0.12.13
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling stdweb-derive v0.4.0
[INFO] [stderr]    Compiling xjtlu-timetable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ical.rs:96:23
[INFO] [stdout]    |
[INFO] [stdout] 96 |     elements: Vec<Box<ICalElement>>
[INFO] [stdout]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn ICalElement`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330" "/opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.1s133t5k84tfiroo.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstdweb-a7a8ca90992534f5.rlib" "/opt/rustwide/target/debug/deps/libfutures-200004679ccd233a.rlib" "/opt/rustwide/target/debug/deps/libserde_json-ffbb2233bb9877e9.rlib" "/opt/rustwide/target/debug/deps/libdtoa-872fc5a843154fab.rlib" "/opt/rustwide/target/debug/deps/libitoa-5df5ecdda16d700a.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-773e112970fd64fe.rlib" "/opt/rustwide/target/debug/deps/libserde-29c8a9ef4fd1729c.rlib" "/opt/rustwide/target/debug/deps/libchrono-c8c789e62f393945.rlib" "/opt/rustwide/target/debug/deps/libnum-be15fb74f0319464.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-ea4fb84feff4733e.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-c505222bec87fc39.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-8abc76937a501184.rlib" "/opt/rustwide/target/debug/deps/libtime-f70fda684b66ec11.rlib" "/opt/rustwide/target/debug/deps/liblibc-828b3fef0326b037.rlib" "/opt/rustwide/target/debug/deps/libbase64-326b25193366a43a.rlib" "/opt/rustwide/target/debug/deps/libsafemem-4abbc2fcd1654847.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-589ceaf825b4f9ec.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.12.rcgu.o: in function `xjtlu_timetable::app::Dialog::show':
[INFO] [stdout]           /opt/rustwide/workdir/src/app.rs:81: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.12.rcgu.o: in function `xjtlu_timetable::app::Dialog::show':
[INFO] [stdout]           /opt/rustwide/workdir/src/app.rs:81: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.12.rcgu.o: in function `xjtlu_timetable::app::Dialog::show':
[INFO] [stdout]           /opt/rustwide/workdir/src/app.rs:81: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.15.rcgu.o: in function `stdweb::webapi::node::INode::text_content':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.0/src/webapi/node.rs:234: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.3.rcgu.o: in function `stdweb::webcore::value::Reference::from_raw_unchecked':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.0/src/webcore/value.rs:33: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/xjtlu_timetable-0408fa50c725b330.xjtlu_timetable.6pgezulu-cgu.5.rcgu.o:/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.0/src/webapi/parent_node.rs:23: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xjtlu-timetable`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "4f7cd815e29fc704cdd4f982be9d2c32d2c0377b8facd3c36e6c4a236c07ac60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f7cd815e29fc704cdd4f982be9d2c32d2c0377b8facd3c36e6c4a236c07ac60", kill_on_drop: false }`
[INFO] [stdout] 4f7cd815e29fc704cdd4f982be9d2c32d2c0377b8facd3c36e6c4a236c07ac60