[INFO] updating cached repository https://github.com/pfernie/synacor-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] 5c2677d8145793b1085adcae0aa1b1cb73bef1dc [INFO] testing pfernie/synacor-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%2Fpfernie%2Fsynacor-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pfernie/synacor-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/pfernie/synacor-rs [INFO] finished tweaking git repo https://github.com/pfernie/synacor-rs [INFO] tweaked toml for git repo https://github.com/pfernie/synacor-rs written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/pfernie/synacor-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ea5cfaabbb566f819c0eea2c11aa8eaa20742c9a6f19122e86a230affdb047f1 [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" "ea5cfaabbb566f819c0eea2c11aa8eaa20742c9a6f19122e86a230affdb047f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ea5cfaabbb566f819c0eea2c11aa8eaa20742c9a6f19122e86a230affdb047f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea5cfaabbb566f819c0eea2c11aa8eaa20742c9a6f19122e86a230affdb047f1", kill_on_drop: false }` [INFO] [stdout] ea5cfaabbb566f819c0eea2c11aa8eaa20742c9a6f19122e86a230affdb047f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6ec5ab6630b1dd3526d2ad0398e04f8a1e771f2ce16a80279126fa7a8c30d331 [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" "6ec5ab6630b1dd3526d2ad0398e04f8a1e771f2ce16a80279126fa7a8c30d331", kill_on_drop: false }` [INFO] [stderr] Compiling regex-syntax v0.4.0 [INFO] [stderr] Compiling rustc-demangle v0.1.3 [INFO] [stderr] Compiling vec_map v0.6.0 [INFO] [stderr] Compiling unicode-segmentation v1.0.1 [INFO] [stderr] Compiling try_from v0.2.1 [INFO] [stderr] Compiling byteorder v1.0.0 [INFO] [stderr] Compiling thread-id v3.0.0 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling term_size v0.2.1 [INFO] [stderr] Compiling backtrace-sys v0.1.5 [INFO] [stderr] Compiling thread_local v0.3.2 [INFO] [stderr] Compiling aho-corasick v0.6.1 [INFO] [stderr] Compiling clap v2.20.0 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Compiling error-chain v0.7.2 [INFO] [stderr] Compiling regex v0.2.1 [INFO] [stderr] Compiling env_logger v0.4.0 [INFO] [stderr] Compiling synacor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/bin/foo.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let t = thread::Builder::new().stack_size(1024 * 1024 * 32).spawn(move || { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/debugger/mod.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl AsMut for VmState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/debugger/mod.rs:25:35 [INFO] [stdout] | [INFO] [stdout] 25 | fn as_mut(&mut self) -> &mut (Inspectable + 'static) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/debugger/mod.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl AsRef for VmState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/debugger/mod.rs:35:27 [INFO] [stdout] | [INFO] [stdout] 35 | fn as_ref(&self) -> &(Inspectable + 'static) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Inspectable + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/memory.rs:326:14 [INFO] [stdout] | [INFO] [stdout] 326 | 0...MAX_ADDR => Ok(Value::Literal(u)), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/memory.rs:327:18 [INFO] [stdout] | [INFO] [stdout] 327 | 32768...32776 => Register::try_from(u).map(Value::FromRegister), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead [INFO] [stdout] --> src/debugger/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::ascii::AsciiExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | / error_chain!{ [INFO] [stdout] 3 | | foreign_links { [INFO] [stdout] 4 | | Io(::std::io::Error); [INFO] [stdout] 5 | | ParseInt(::std::num::ParseIntError); [INFO] [stdout] ... | [INFO] [stdout] 41 | | } [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/errors.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | / error_chain!{ [INFO] [stdout] 3 | | foreign_links { [INFO] [stdout] 4 | | Io(::std::io::Error); [INFO] [stdout] 5 | | ParseInt(::std::num::ParseIntError); [INFO] [stdout] ... | [INFO] [stdout] 41 | | } [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ascii::AsciiExt` [INFO] [stdout] --> src/debugger/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::ascii::AsciiExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.synacor.65ojdj93-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65" "/opt/rustwide/target/debug/deps/synacor-fcdd977aca4b5e65.2wwqdk7kl2d704rz.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/libtry_from-272d7a9fb2e6adc8.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-32aa899dfc68613b.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-29eb1b6675a26dcb.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-eacd8821894e71fa.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-bb1e9b9c91f65547.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-e520603e5e391271.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-a8e91854f2a89c0f.rlib" "/opt/rustwide/target/debug/deps/libwinapi-08f0135bab856b5b.rlib" "/opt/rustwide/target/debug/deps/libkernel32-cceb62b1a55bf6d7.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-a88baecc28ad70a6.rlib" "/opt/rustwide/target/debug/deps/libregex-5f5e2e02172791d3.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-8bc91a49aea63775.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-55799dd13c6b6634.rlib" "/opt/rustwide/target/debug/deps/libthread_local-a7afe57e3bce0c3b.rlib" "/opt/rustwide/target/debug/deps/libunreachable-2c735cbe218cb403.rlib" "/opt/rustwide/target/debug/deps/libvoid-3282560b88f14a5c.rlib" "/opt/rustwide/target/debug/deps/libthread_id-d2414411d64898af.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-5e9c629d27cdefbc.rlib" "/opt/rustwide/target/debug/deps/libmemchr-88a63d988d158310.rlib" "/opt/rustwide/target/debug/deps/liblibc-ccaf77f648b5094b.rlib" "/opt/rustwide/target/debug/deps/liblog-3a1b0db38815e0e5.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-31786886a56aaab5.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" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-29eb1b6675a26dcb.rlib(backtrace-29eb1b6675a26dcb.backtrace.3uix9o6b-cgu.13.rcgu.o): in function `backtrace::symbolize::libbacktrace::init_state::{{closure}}': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:156: undefined reference to `backtrace_create_state' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-29eb1b6675a26dcb.rlib(backtrace-29eb1b6675a26dcb.backtrace.3uix9o6b-cgu.13.rcgu.o): in function `backtrace::symbolize::libbacktrace::resolve': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:177: undefined reference to `backtrace_syminfo' [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `synacor`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "6ec5ab6630b1dd3526d2ad0398e04f8a1e771f2ce16a80279126fa7a8c30d331", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ec5ab6630b1dd3526d2ad0398e04f8a1e771f2ce16a80279126fa7a8c30d331", kill_on_drop: false }` [INFO] [stdout] 6ec5ab6630b1dd3526d2ad0398e04f8a1e771f2ce16a80279126fa7a8c30d331