[INFO] cloning repository https://github.com/openzen/slpp-bitcoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/openzen/slpp-bitcoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenzen%2Fslpp-bitcoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenzen%2Fslpp-bitcoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4278c16a110f5dfa0690255984e2dec8334b9352
[INFO] checking openzen/slpp-bitcoin against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenzen%2Fslpp-bitcoin" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/openzen/slpp-bitcoin on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/openzen/slpp-bitcoin
[INFO] finished tweaking git repo https://github.com/openzen/slpp-bitcoin
[INFO] tweaked toml for git repo https://github.com/openzen/slpp-bitcoin written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/openzen/slpp-bitcoin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3b28a317bcc8bec51b5cfd97e5fe78f2c257e245f6439e607ab141bb21d7ac8
[INFO] running `Command { std: "docker" "start" "-a" "c3b28a317bcc8bec51b5cfd97e5fe78f2c257e245f6439e607ab141bb21d7ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3b28a317bcc8bec51b5cfd97e5fe78f2c257e245f6439e607ab141bb21d7ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b28a317bcc8bec51b5cfd97e5fe78f2c257e245f6439e607ab141bb21d7ac8", kill_on_drop: false }`
[INFO] [stdout] c3b28a317bcc8bec51b5cfd97e5fe78f2c257e245f6439e607ab141bb21d7ac8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2ec305f1bca78bc8d9abf82eb56d21a21b9f48e6ebddaee9a013ecc3a900737
[INFO] running `Command { std: "docker" "start" "-a" "f2ec305f1bca78bc8d9abf82eb56d21a21b9f48e6ebddaee9a013ecc3a900737", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking byteorder v1.2.4
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking tokio-executor v0.1.2
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.5
[INFO] [stderr]     Checking tokio-timer v0.2.4
[INFO] [stderr]     Checking tokio-reactor v0.1.2
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking tokio-fs v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.1
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]     Checking slpp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `data_chunk` should have an upper camel case name
[INFO] [stdout]  --> src/lib/engine/client.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type data_chunk = Vec<u8>;
[INFO] [stdout]   |          ^^^^^^^^^^ help: convert the identifier to upper camel case: `DataChunk`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ec_compressed` should have an upper camel case name
[INFO] [stdout]  --> src/lib/engine/client.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type ec_compressed = Vec<usize>;
[INFO] [stdout]   |          ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `EcCompressed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/lib/engine/client.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 20 |     for x in (0..EC_COMPRESSED_SIZE) {
[INFO] [stdout]    |              ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -     for x in (0..EC_COMPRESSED_SIZE) {
[INFO] [stdout] 20 +     for x in 0..EC_COMPRESSED_SIZE {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `data_chunk` should have an upper camel case name
[INFO] [stdout]  --> src/lib/engine/client.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type data_chunk = Vec<u8>;
[INFO] [stdout]   |          ^^^^^^^^^^ help: convert the identifier to upper camel case: `DataChunk`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ec_compressed` should have an upper camel case name
[INFO] [stdout]  --> src/lib/engine/client.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type ec_compressed = Vec<usize>;
[INFO] [stdout]   |          ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `EcCompressed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/lib/engine/client.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 20 |     for x in (0..EC_COMPRESSED_SIZE) {
[INFO] [stdout]    |              ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -     for x in (0..EC_COMPRESSED_SIZE) {
[INFO] [stdout] 20 +     for x in 0..EC_COMPRESSED_SIZE {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/main.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Ok(n) => match command.as_ref() {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/main.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Ok(n) => match command.as_ref() {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `data_chunk` is never used
[INFO] [stdout]  --> src/lib/engine/client.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type data_chunk = Vec<u8>;
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `data_chunk` is never used
[INFO] [stdout]  --> src/lib/engine/client.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type data_chunk = Vec<u8>;
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ec_compressed` is never used
[INFO] [stdout]  --> src/lib/engine/client.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type ec_compressed = Vec<usize>;
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ec_compressed` is never used
[INFO] [stdout]  --> src/lib/engine/client.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type ec_compressed = Vec<usize>;
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EC_COMPRESSED_SIZE` is never used
[INFO] [stdout]  --> src/lib/engine/client.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const EC_COMPRESSED_SIZE: usize = 33;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `u32_to_data_chunk` is never used
[INFO] [stdout]  --> src/lib/engine/client.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn u32_to_data_chunk(value: u32) -> data_chunk {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EC_COMPRESSED_SIZE` is never used
[INFO] [stdout]  --> src/lib/engine/client.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const EC_COMPRESSED_SIZE: usize = 33;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `u32_to_data_chunk` is never used
[INFO] [stdout]  --> src/lib/engine/client.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn u32_to_data_chunk(value: u32) -> data_chunk {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor` is never used
[INFO] [stdout]   --> src/lib/engine/client.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn xor(point1: ec_compressed, point2: ec_compressed) -> ec_compressed {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_transaction` is never used
[INFO] [stdout]   --> src/lib/engine/client.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn send_transaction() {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `receive_transaction` is never used
[INFO] [stdout]   --> src/lib/engine/client.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn receive_transaction() {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_opening_tx` is never used
[INFO] [stdout]   --> src/lib/engine/client.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn create_opening_tx() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor` is never used
[INFO] [stdout]   --> src/lib/engine/client.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn xor(point1: ec_compressed, point2: ec_compressed) -> ec_compressed {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_transaction` is never used
[INFO] [stdout]   --> src/lib/engine/client.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn send_transaction() {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `receive_transaction` is never used
[INFO] [stdout]   --> src/lib/engine/client.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn receive_transaction() {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_opening_tx` is never used
[INFO] [stdout]   --> src/lib/engine/client.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn create_opening_tx() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_commitment_tx` is never used
[INFO] [stdout]   --> src/lib/engine/client.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn create_commitment_tx() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uint32_to_data_chunk` is never used
[INFO] [stdout]  --> src/lib/engine/node.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn uint32_to_data_chunk() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_transaction` is never used
[INFO] [stdout]  --> src/lib/engine/node.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn send_transaction() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `receive_transaction` is never used
[INFO] [stdout]  --> src/lib/engine/node.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn receive_transaction() -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor` is never used
[INFO] [stdout]  --> src/lib/engine/node.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn xor() -> bool {
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_commitment_tx` is never used
[INFO] [stdout]   --> src/lib/engine/client.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn create_commitment_tx() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_it_tx_in_blockchain` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn is_it_tx_in_blockchain() -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uint32_to_data_chunk` is never used
[INFO] [stdout]  --> src/lib/engine/node.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn uint32_to_data_chunk() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_all_prev_tx` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn check_all_prev_tx() -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `validate_tx` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn validate_tx() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `broadcast_tx` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn broadcast_tx() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_after_timelock_transaction` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn create_after_timelock_transaction() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_commitment_tx` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn create_commitment_tx() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `server_handler` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn server_handler() {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_transaction` is never used
[INFO] [stdout]  --> src/lib/engine/node.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn send_transaction() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `receive_transaction` is never used
[INFO] [stdout]  --> src/lib/engine/node.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn receive_transaction() -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor` is never used
[INFO] [stdout]  --> src/lib/engine/node.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn xor() -> bool {
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_it_tx_in_blockchain` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn is_it_tx_in_blockchain() -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_all_prev_tx` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn check_all_prev_tx() -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `validate_tx` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn validate_tx() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `broadcast_tx` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn broadcast_tx() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_after_timelock_transaction` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn create_after_timelock_transaction() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_commitment_tx` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn create_commitment_tx() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `server_handler` is never used
[INFO] [stdout]   --> src/lib/engine/node.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn server_handler() {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "f2ec305f1bca78bc8d9abf82eb56d21a21b9f48e6ebddaee9a013ecc3a900737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ec305f1bca78bc8d9abf82eb56d21a21b9f48e6ebddaee9a013ecc3a900737", kill_on_drop: false }`
[INFO] [stdout] f2ec305f1bca78bc8d9abf82eb56d21a21b9f48e6ebddaee9a013ecc3a900737
[INFO] checking openzen/slpp-bitcoin against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenzen%2Fslpp-bitcoin" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/openzen/slpp-bitcoin on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/openzen/slpp-bitcoin
[INFO] finished tweaking git repo https://github.com/openzen/slpp-bitcoin
[INFO] tweaked toml for git repo https://github.com/openzen/slpp-bitcoin written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/openzen/slpp-bitcoin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36582ddce0e6dfb8d441f20858442822fe63dbd190551ef09488e8b8431c1e54
[INFO] running `Command { std: "docker" "start" "-a" "36582ddce0e6dfb8d441f20858442822fe63dbd190551ef09488e8b8431c1e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36582ddce0e6dfb8d441f20858442822fe63dbd190551ef09488e8b8431c1e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36582ddce0e6dfb8d441f20858442822fe63dbd190551ef09488e8b8431c1e54", kill_on_drop: false }`
[INFO] [stdout] 36582ddce0e6dfb8d441f20858442822fe63dbd190551ef09488e8b8431c1e54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3f9acf40e79c3cd35cf741334ba728728932aa23eb293ddae72b2610d551a7a
[INFO] running `Command { std: "docker" "start" "-a" "c3f9acf40e79c3cd35cf741334ba728728932aa23eb293ddae72b2610d551a7a", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking byteorder v1.2.4
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 334 |           buf_get_impl!(self, 2, BigEndian::read_u16);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 355 |           buf_get_impl!(self, 2, LittleEndian::read_u16);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 384 |           buf_get_impl!(self, 2, BigEndian::read_i16);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 405 |           buf_get_impl!(self, 2, LittleEndian::read_i16);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 434 |           buf_get_impl!(self, 4, BigEndian::read_u32);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 455 |           buf_get_impl!(self, 4, LittleEndian::read_u32);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 484 |           buf_get_impl!(self, 4, BigEndian::read_i32);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 505 |           buf_get_impl!(self, 4, LittleEndian::read_i32);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 534 |           buf_get_impl!(self, 8, BigEndian::read_u64);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 555 |           buf_get_impl!(self, 8, LittleEndian::read_u64);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 584 |           buf_get_impl!(self, 8, BigEndian::read_i64);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 605 |           buf_get_impl!(self, 8, LittleEndian::read_i64);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 827 |           buf_get_impl!(self, 4, BigEndian::read_f32);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 849 |           buf_get_impl!(self, 4, LittleEndian::read_f32);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 879 |           buf_get_impl!(self, 8, BigEndian::read_f64);
[INFO] [stdout]     |           ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.9/src/buf/buf.rs:19:9
[INFO] [stdout]     |
[INFO] [stdout] 19  | /         if let Some(ret) = ret {
[INFO] [stdout] 20  | |              // if the direct convertion was possible, advance and return
[INFO] [stdout] 21  | |             $this.advance($size);
[INFO] [stdout] 22  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 27  | |             return $conv(&buf);
[INFO] [stdout] 28  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 901 |           buf_get_impl!(self, 8, LittleEndian::read_f64);
[INFO] [stdout]     |           ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 16 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bytes` (lib) due to 17 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mio-0.6.15/src/poll.rs:2065:13
[INFO] [stdout]      |
[INFO] [stdout] 2065 |             panic!();
[INFO] [stdout]      |             ^^^^^^^^ cannot infer type
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mio` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c3f9acf40e79c3cd35cf741334ba728728932aa23eb293ddae72b2610d551a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3f9acf40e79c3cd35cf741334ba728728932aa23eb293ddae72b2610d551a7a", kill_on_drop: false }`
[INFO] [stdout] c3f9acf40e79c3cd35cf741334ba728728932aa23eb293ddae72b2610d551a7a