[INFO] cloning repository https://github.com/foxford/janus-p2p-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foxford/janus-p2p-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoxford%2Fjanus-p2p-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoxford%2Fjanus-p2p-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8ab056c2be138b09486d37104871a0c0abb589d0 [INFO] testing foxford/janus-p2p-rs against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoxford%2Fjanus-p2p-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/foxford/janus-p2p-rs on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/foxford/janus-p2p-rs [INFO] finished tweaking git repo https://github.com/foxford/janus-p2p-rs [INFO] tweaked toml for git repo https://github.com/foxford/janus-p2p-rs written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/foxford/janus-p2p-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded glib-sys v0.4.0 [INFO] [stderr] Downloaded serde_json v1.0.6 [INFO] [stderr] Downloaded jansson-sys v0.1.0 [INFO] [stderr] Downloaded janus-plugin v0.7.1 [INFO] [stderr] Downloaded janus-plugin-sys v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1d3c6801e14f1369cecda8fb5261de7fd537cfcfa46e335f05bf87f5d1815358 [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" "1d3c6801e14f1369cecda8fb5261de7fd537cfcfa46e335f05bf87f5d1815358", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1d3c6801e14f1369cecda8fb5261de7fd537cfcfa46e335f05bf87f5d1815358", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d3c6801e14f1369cecda8fb5261de7fd537cfcfa46e335f05bf87f5d1815358", kill_on_drop: false }` [INFO] [stdout] 1d3c6801e14f1369cecda8fb5261de7fd537cfcfa46e335f05bf87f5d1815358 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd04efea74ddef3e3e4620d0b5a54d6254cc44e2eb9cba92bd0c3ec7a6a9b9ce [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" "bd04efea74ddef3e3e4620d0b5a54d6254cc44e2eb9cba92bd0c3ec7a6a9b9ce", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.1.40 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling libc v0.2.33 [INFO] [stderr] Compiling jansson-sys v0.1.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling lazy_static v0.2.10 [INFO] [stderr] Compiling serde v1.0.21 [INFO] [stderr] Compiling cstr-macro v0.1.0 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling colored v1.6.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling glib-sys v0.4.0 [INFO] [stderr] Compiling time v0.1.38 [INFO] [stderr] Compiling num-integer v0.1.35 [INFO] [stderr] Compiling num-iter v0.1.34 [INFO] [stderr] Compiling num v0.1.40 [INFO] [stderr] Compiling chrono v0.4.0 [INFO] [stderr] Compiling serde_derive_internals v0.17.0 [INFO] [stderr] Compiling janus-plugin-sys v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.21 [INFO] [stderr] Compiling serde_json v1.0.6 [INFO] [stderr] Compiling janus-plugin v0.7.1 [INFO] [stderr] Compiling janus-p2p v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/messages.rs:78:42 [INFO] [stdout] | [INFO] [stdout] 78 | ) -> ::std::result::Result> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [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/lib.rs:134:37 [INFO] [stdout] | [INFO] [stdout] 134 | type MessageResult = Result<(), Box>; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | / lazy_static! { [INFO] [stdout] 30 | | static ref CHANNEL: Mutex>> = Mutex::new(None); [INFO] [stdout] 31 | | static ref SESSIONS: RwLock>>> = RwLock::new(Vec::new()); [INFO] [stdout] 32 | | #[derive(Debug)] [INFO] [stdout] 33 | | static ref ROOMS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stdout] 34 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | / lazy_static! { [INFO] [stdout] 30 | | static ref CHANNEL: Mutex>> = Mutex::new(None); [INFO] [stdout] 31 | | static ref SESSIONS: RwLock>>> = RwLock::new(Vec::new()); [INFO] [stdout] 32 | | #[derive(Debug)] [INFO] [stdout] 33 | | static ref ROOMS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stdout] 34 | | } [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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | / lazy_static! { [INFO] [stdout] 30 | | static ref CHANNEL: Mutex>> = Mutex::new(None); [INFO] [stdout] 31 | | static ref SESSIONS: RwLock>>> = RwLock::new(Vec::new()); [INFO] [stdout] 32 | | #[derive(Debug)] [INFO] [stdout] 33 | | static ref ROOMS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stdout] 34 | | } [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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | / lazy_static! { [INFO] [stdout] 30 | | static ref CHANNEL: Mutex>> = Mutex::new(None); [INFO] [stdout] 31 | | static ref SESSIONS: RwLock>>> = RwLock::new(Vec::new()); [INFO] [stdout] 32 | | #[derive(Debug)] [INFO] [stdout] 33 | | static ref ROOMS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stdout] 34 | | } [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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | / lazy_static! { [INFO] [stdout] 30 | | static ref CHANNEL: Mutex>> = Mutex::new(None); [INFO] [stdout] 31 | | static ref SESSIONS: RwLock>>> = RwLock::new(Vec::new()); [INFO] [stdout] 32 | | #[derive(Debug)] [INFO] [stdout] 33 | | static ref ROOMS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stdout] 34 | | } [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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | / lazy_static! { [INFO] [stdout] 30 | | static ref CHANNEL: Mutex>> = Mutex::new(None); [INFO] [stdout] 31 | | static ref SESSIONS: RwLock>>> = RwLock::new(Vec::new()); [INFO] [stdout] 32 | | #[derive(Debug)] [INFO] [stdout] 33 | | static ref ROOMS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stdout] 34 | | } [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: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:316:55 [INFO] [stdout] | [INFO] [stdout] 316 | json!({ "ok": false, "error": err.description() }), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: taking a mutable reference to a `const` item [INFO] [stdout] --> src/lib.rs:335:9 [INFO] [stdout] | [INFO] [stdout] 335 | &mut PLUGIN, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(const_item_mutation)]` on by default [INFO] [stdout] = note: each usage of a `const` item creates a new temporary [INFO] [stdout] = note: the mutable reference will refer to this temporary, not the original `const` item [INFO] [stdout] note: `const` item defined here [INFO] [stdout] --> src/lib.rs:351:1 [INFO] [stdout] | [INFO] [stdout] 351 | / const PLUGIN: Plugin = build_plugin!( [INFO] [stdout] 352 | | PluginMetadata { [INFO] [stdout] 353 | | version: 1, [INFO] [stdout] 354 | | version_str: c_str!("0.1"), [INFO] [stdout] ... | [INFO] [stdout] 371 | | query_session [INFO] [stdout] 372 | | ); [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-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/janus_p2p.janus_p2p.7urwljot-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/libjanus_p2p.so" "-Wl,--version-script=/tmp/rustc7lBgZg/list" "/opt/rustwide/target/debug/deps/janus_p2p.48qjfqx83891ljzk.rcgu.o" "-Wl,--gc-sections" "-shared" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libserde_json-01b97995f55f88d6.rlib" "/opt/rustwide/target/debug/deps/libdtoa-9e582f846bf6d236.rlib" "/opt/rustwide/target/debug/deps/libitoa-a74952ebff40760e.rlib" "/opt/rustwide/target/debug/deps/libjanus_plugin-e0cf88ceab0eb070.rlib" "/opt/rustwide/target/debug/deps/libcolored-87b2da8bfb6cb232.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-4ddda34755865e43.rlib" "/opt/rustwide/target/debug/deps/libchrono-7e4e630dbfc64278.rlib" "/opt/rustwide/target/debug/deps/libnum-4058465112f26147.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-d9ee6f69458e02f1.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-03fd8c55c12663dc.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-18ca8f84fa5f1f07.rlib" "/opt/rustwide/target/debug/deps/libtime-8485c0e5922ade23.rlib" "/opt/rustwide/target/debug/deps/libserde-1809dec9dc698a1b.rlib" "/opt/rustwide/target/debug/deps/libjanus_plugin_sys-80877b6213943fab.rlib" "/opt/rustwide/target/debug/deps/libglib_sys-f43306fe2b8c9130.rlib" "/opt/rustwide/target/debug/deps/libbitflags-244aa335565f38bd.rlib" "/opt/rustwide/target/debug/deps/liblibc-ceb54f6b55e8108f.rlib" "/opt/rustwide/target/debug/deps/libjansson_sys-84248c214646f1c1.rlib" "/opt/rustwide/target/debug/deps/libbitflags-2e47ca3a35b96ad7.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lglib-2.0" "-lutil" "-lutil" "-ljansson" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" [INFO] [stdout] = note: /usr/bin/ld: cannot find -ljansson [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 `janus-p2p` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "bd04efea74ddef3e3e4620d0b5a54d6254cc44e2eb9cba92bd0c3ec7a6a9b9ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd04efea74ddef3e3e4620d0b5a54d6254cc44e2eb9cba92bd0c3ec7a6a9b9ce", kill_on_drop: false }` [INFO] [stdout] bd04efea74ddef3e3e4620d0b5a54d6254cc44e2eb9cba92bd0c3ec7a6a9b9ce