[INFO] updating cached repository https://github.com/cgm616/calc_rs
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7becad4d81f2c6888a6284f916145b66947f780d
[INFO] testing cgm616/calc_rs against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgm616%2Fcalc_rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cgm616/calc_rs on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cgm616/calc_rs
[INFO] finished tweaking git repo https://github.com/cgm616/calc_rs
[INFO] tweaked toml for git repo https://github.com/cgm616/calc_rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/cgm616/calc_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bbb827bec44c25d0370b8383af8cdeabcb5882c49cf4fc411c181afb886621f
[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" "8bbb827bec44c25d0370b8383af8cdeabcb5882c49cf4fc411c181afb886621f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bbb827bec44c25d0370b8383af8cdeabcb5882c49cf4fc411c181afb886621f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bbb827bec44c25d0370b8383af8cdeabcb5882c49cf4fc411c181afb886621f", kill_on_drop: false }`
[INFO] [stdout] 8bbb827bec44c25d0370b8383af8cdeabcb5882c49cf4fc411c181afb886621f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 925727d0c8b68f38bcbcde2151c821e05e0b75c684934ee2c838f358e2048f83
[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" "925727d0c8b68f38bcbcde2151c821e05e0b75c684934ee2c838f358e2048f83", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.3
[INFO] [stderr]    Compiling base-x v0.2.2
[INFO] [stderr]    Compiling discard v1.0.3
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]    Compiling calc_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error::Error`
[INFO] [stdout]   --> src/main.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |           error::Error,
[INFO] [stdout]    |           ^^^^^^^^^^^^
[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/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.calc_rs.4j6zfeas-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b" "/opt/rustwide/target/debug/deps/calc_rs-c36569d036b2fd3b.2dcdfe7ie0noax1d.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/liblazy_static-03dc560a77c5aa3e.rlib" "/opt/rustwide/target/debug/deps/libpest-86c06ddb91a2a926.rlib" "/opt/rustwide/target/debug/deps/libstdweb-7eb2ce93cdb8bc85.rlib" "/opt/rustwide/target/debug/deps/libdiscard-75d7fc041849b731.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-b462ce836d0e4e72.rlib" "/opt/rustwide/target/debug/deps/libserde_json-820d3a59851014c2.rlib" "/opt/rustwide/target/debug/deps/libryu-00795f02af989001.rlib" "/opt/rustwide/target/debug/deps/libitoa-976ae10b2fc88251.rlib" "/opt/rustwide/target/debug/deps/libserde-e84c46c5ed6bbffa.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d66e0ceb8eaec9b8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-9717ec0599b569a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-04369de9ba916647.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-997d622c2e4dbe5c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-0359c4288a5ef89f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-1b25ede22d698ab3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-37940b486a68e488.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-06b77c27e794c7c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-4d07e02a8df36da1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-fb29e0695c0a0f79.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e16188b4cf97e8bb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5eb391c8dabdee77.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-b0689b528b222bee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ed072ac495e62e7a.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-7eb2ce93cdb8bc85.rlib(stdweb-7eb2ce93cdb8bc85.stdweb.4mbp4o24-cgu.1.rcgu.o): in function `<stdweb::webcore::symbol::Symbol as core::ops::drop::Drop>::drop::snippet::__cargo_web_snippet_e9638d6405ab65f78daf4a5af9c9de14ecf1e2ec':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:139: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-7eb2ce93cdb8bc85.rlib(stdweb-7eb2ce93cdb8bc85.stdweb.4mbp4o24-cgu.10.rcgu.o): in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A12,)),stdweb::webcore::mutfn::Mut<F>> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter::snippet::__cargo_web_snippet_ff5103e6cc179d13b4c7a785bdce2708fd559fc0':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-7eb2ce93cdb8bc85.rlib(stdweb-7eb2ce93cdb8bc85.stdweb.4mbp4o24-cgu.11.rcgu.o): in function `stdweb::webapi::element::IElement::class_list::snippet::__cargo_web_snippet_bb618d13cbb219642bd219af99ee1519e5658d77':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-7eb2ce93cdb8bc85.rlib(stdweb-7eb2ce93cdb8bc85.stdweb.4mbp4o24-cgu.11.rcgu.o): in function `stdweb::webapi::element::IElement::set_attribute::snippet::__cargo_web_snippet_09675c7ed2827e045dc760aeac3d286437cfbe5e':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-7eb2ce93cdb8bc85.rlib(stdweb-7eb2ce93cdb8bc85.stdweb.4mbp4o24-cgu.11.rcgu.o): in function `stdweb::webapi::element::IElement::set_attribute::snippet::__cargo_web_snippet_b06dde4acf09433b5190a4b001259fe5d4abcbc2':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libstdweb-7eb2ce93cdb8bc85.rlib(stdweb-7eb2ce93cdb8bc85.stdweb.4mbp4o24-cgu.11.rcgu.o):/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stdweb-0.4.20/src/webcore/macros.rs:149: 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; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `calc_rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "925727d0c8b68f38bcbcde2151c821e05e0b75c684934ee2c838f358e2048f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "925727d0c8b68f38bcbcde2151c821e05e0b75c684934ee2c838f358e2048f83", kill_on_drop: false }`
[INFO] [stdout] 925727d0c8b68f38bcbcde2151c821e05e0b75c684934ee2c838f358e2048f83