[INFO] cloning 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" "clone" "--bare" "https://github.com/pfernie/synacor-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfernie%2Fsynacor-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfernie%2Fsynacor-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5c2677d8145793b1085adcae0aa1b1cb73bef1dc [INFO] testing pfernie/synacor-rs against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfernie%2Fsynacor-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pfernie/synacor-rs on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-0/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" "+1.55.0" "fetch" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] da7d3d4476e0c73c5db56692b381655fdfcacd945a1bd1b3dc950d2160e63c3e [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" "da7d3d4476e0c73c5db56692b381655fdfcacd945a1bd1b3dc950d2160e63c3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da7d3d4476e0c73c5db56692b381655fdfcacd945a1bd1b3dc950d2160e63c3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da7d3d4476e0c73c5db56692b381655fdfcacd945a1bd1b3dc950d2160e63c3e", kill_on_drop: false }` [INFO] [stdout] da7d3d4476e0c73c5db56692b381655fdfcacd945a1bd1b3dc950d2160e63c3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 739eedbaa203f84d66ccf5c41288cc8ebcf4ad0e8199bc8f6159d5c13c1a005c [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" "739eedbaa203f84d66ccf5c41288cc8ebcf4ad0e8199bc8f6159d5c13c1a005c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling gcc v0.3.41 [INFO] [stderr] Compiling unicode-segmentation v1.0.1 [INFO] [stderr] Compiling try_from v0.2.1 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling thread-id v3.0.0 [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-sys v0.1.5 [INFO] [stderr] Compiling regex v0.2.1 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Compiling error-chain v0.7.2 [INFO] [stderr] Compiling env_logger v0.4.0 [INFO] [stderr] Compiling synacor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/bin/foo.rs:4:27 [INFO] [stdout] | [INFO] [stdout] 4 | fn get_foo(&mut self, u16, u16, u16) -> u16; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u16` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/bin/foo.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | fn get_foo(&mut self, u16, u16, u16) -> u16; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u16` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/bin/foo.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | fn get_foo(&mut self, u16, u16, u16) -> u16; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u16` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [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] = 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 [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] = 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 [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] = 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 [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] = 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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/machine.rs:19:29 [INFO] [stdout] | [INFO] [stdout] 19 | fn write_reg(&mut self, Register, Value); [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Register` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/machine.rs:19:39 [INFO] [stdout] | [INFO] [stdout] 19 | fn write_reg(&mut self, Register, Value); [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Value` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [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] = 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 [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] = 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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead [INFO] [stdout] --> src/debugger/mod.rs:4:17 [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 associated function `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 the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `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 the macro `error_chain_processed` (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] warning: 4 warnings 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/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.synacor.d7da2aa0-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43.1uugibxx0uje0awz.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libtry_from-8aaa0e0c32e23f36.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-68b6ecdb1291918a.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-c04719128464e764.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-63b4ecbf6d9a0afa.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-05b07151452f007a.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-33d6be977058b36c.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-a84ca1bc5e51cf01.rlib" "/opt/rustwide/target/debug/deps/libwinapi-91b2b0ae1989e851.rlib" "/opt/rustwide/target/debug/deps/libkernel32-22de4dded38eac93.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-29de56c1921f9f60.rlib" "/opt/rustwide/target/debug/deps/libregex-82f5493ff6472705.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-7197997fddef1c4b.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-07b010e44098df0c.rlib" "/opt/rustwide/target/debug/deps/libthread_local-8cd75a78f107fadd.rlib" "/opt/rustwide/target/debug/deps/libunreachable-9818acb2a00020a9.rlib" "/opt/rustwide/target/debug/deps/libvoid-bbb98054dd984e62.rlib" "/opt/rustwide/target/debug/deps/libthread_id-0953535a18f05118.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-a3a76c6412350de4.rlib" "/opt/rustwide/target/debug/deps/libmemchr-41c40db060d64705.rlib" "/opt/rustwide/target/debug/deps/liblibc-bc65a03c243104c6.rlib" "/opt/rustwide/target/debug/deps/liblog-56bce85b9a1a72af.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-16c41b766b53c371.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-008055cc7d873802.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-06f01ac2578bda94.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f9a3c3274a1835e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d4cbb754ee9f4daa.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-95c14e1c1e3ebcc4.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d489f0ca872880cc.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-75f07df0b18fea39.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c35b278736219a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e530649c9a06e3c6.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-6b148909d375a785.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-cd15fa647f4775d1.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74be3a703f788ba2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8f2c5b445c28b2e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8480e85e0be96197.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-ac23a75f6f42004e.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-557ba8776e04d182.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-4beb03d03503c439.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-dd7db1bec6909f24.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/synacor-4174cd3645e45d43" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-c04719128464e764.rlib(backtrace-c04719128464e764.backtrace.96a539d0-cgu.11.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-c04719128464e764.rlib(backtrace-c04719128464e764.backtrace.96a539d0-cgu.11.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] = 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; 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `synacor` due to 2 previous errors; 12 warnings emitted [INFO] running `Command { std: "docker" "inspect" "739eedbaa203f84d66ccf5c41288cc8ebcf4ad0e8199bc8f6159d5c13c1a005c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "739eedbaa203f84d66ccf5c41288cc8ebcf4ad0e8199bc8f6159d5c13c1a005c", kill_on_drop: false }` [INFO] [stdout] 739eedbaa203f84d66ccf5c41288cc8ebcf4ad0e8199bc8f6159d5c13c1a005c