[INFO] cloning repository https://github.com/burmudar/rust-grep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/burmudar/rust-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburmudar%2Frust-grep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburmudar%2Frust-grep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb43a4990fb3b74cc38e772c3d865fb221559e3a
[INFO] checking burmudar/rust-grep against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburmudar%2Frust-grep" "/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/burmudar/rust-grep 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/burmudar/rust-grep
[INFO] finished tweaking git repo https://github.com/burmudar/rust-grep
[INFO] tweaked toml for git repo https://github.com/burmudar/rust-grep written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/burmudar/rust-grep 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] 107bd1b22b90dd0be7e095bc247a94df803f37836b0c739e2adb0fcbd368a06f
[INFO] running `Command { std: "docker" "start" "-a" "107bd1b22b90dd0be7e095bc247a94df803f37836b0c739e2adb0fcbd368a06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "107bd1b22b90dd0be7e095bc247a94df803f37836b0c739e2adb0fcbd368a06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107bd1b22b90dd0be7e095bc247a94df803f37836b0c739e2adb0fcbd368a06f", kill_on_drop: false }`
[INFO] [stdout] 107bd1b22b90dd0be7e095bc247a94df803f37836b0c739e2adb0fcbd368a06f
[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] d3295cfd07e308fb25c2115d00999d3533c7162af47ec2cf205cf18df95de390
[INFO] running `Command { std: "docker" "start" "-a" "d3295cfd07e308fb25c2115d00999d3533c7162af47ec2cf205cf18df95de390", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking grep-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/dfa.rs:195:22
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn compute(self, value: String) -> bool {
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Matcher` is more private than the item `State::add_transition`
[INFO] [stdout]    --> src/dfa.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn add_transition(&mut self, to_state: State, matcher: Matcher) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `State::add_transition` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Matcher` is only usable at visibility `pub(self)`
[INFO] [stdout]    --> src/dfa.rs:35:1
[INFO] [stdout]     |
[INFO] [stdout] 35  | enum Matcher {
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Matcher` is more private than the item `State::unshift_transition`
[INFO] [stdout]    --> src/dfa.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn unshift_transition(&mut self, to_state: State, matcher: Matcher) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `State::unshift_transition` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Matcher` is only usable at visibility `pub(self)`
[INFO] [stdout]    --> src/dfa.rs:35:1
[INFO] [stdout]     |
[INFO] [stdout] 35  | enum Matcher {
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Character` and `Epsilon` are never constructed
[INFO] [stdout]   --> src/dfa.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | enum Matcher {
[INFO] [stdout]    |      ------- variants in this enum
[INFO] [stdout] 36 |     Character(PredicateFn),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 37 |     Epsilon,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Matcher` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_char`, `new_epsilon`, `matches`, and `is_epsilon` are never used
[INFO] [stdout]   --> src/dfa.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl Matcher {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 59 |     fn new_char(c: char) -> Matcher {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn new_epsilon() -> Matcher {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn matches(self: Self, c: char) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn is_epsilon(self: Self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/dfa.rs:195:22
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn compute(self, value: String) -> bool {
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NFAEngine` is never constructed
[INFO] [stdout]    --> src/dfa.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | struct NFAEngine {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/dfa.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl NFAEngine {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 122 |     fn new(initial: State) -> NFAEngine {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     fn from(name: &str) -> NFAEngine {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     fn state_len(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     fn has_state(&self, state: &State) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     fn get_state(&self, name: &str) -> Option<&State> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |     fn has_state_name(&self, name: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 |     fn add_state(&mut self, state: &State) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 156 |     fn add_states(&mut self, states: Vec<State>) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |     fn declare_states_with_names(&mut self, names: &[&str]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 |     fn set_initial_state(&mut self, state: State) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn set_ending_states(&mut self, states: Vec<State>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     fn add_transition(&mut self, from: State, to: State, matcher: Matcher) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn unshift_transition(&mut self, from: State, to: State, matcher: Matcher) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     fn compute(self, value: String) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Matcher` is more private than the item `State::add_transition`
[INFO] [stdout]    --> src/dfa.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn add_transition(&mut self, to_state: State, matcher: Matcher) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `State::add_transition` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Matcher` is only usable at visibility `pub(self)`
[INFO] [stdout]    --> src/dfa.rs:35:1
[INFO] [stdout]     |
[INFO] [stdout] 35  | enum Matcher {
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Matcher` is more private than the item `State::unshift_transition`
[INFO] [stdout]    --> src/dfa.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn unshift_transition(&mut self, to_state: State, matcher: Matcher) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `State::unshift_transition` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Matcher` is only usable at visibility `pub(self)`
[INFO] [stdout]    --> src/dfa.rs:35:1
[INFO] [stdout]     |
[INFO] [stdout] 35  | enum Matcher {
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Character` and `Epsilon` are never constructed
[INFO] [stdout]   --> src/dfa.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | enum Matcher {
[INFO] [stdout]    |      ------- variants in this enum
[INFO] [stdout] 36 |     Character(PredicateFn),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 37 |     Epsilon,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Matcher` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_char`, `new_epsilon`, `matches`, and `is_epsilon` are never used
[INFO] [stdout]   --> src/dfa.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl Matcher {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 59 |     fn new_char(c: char) -> Matcher {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn new_epsilon() -> Matcher {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn matches(self: Self, c: char) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn is_epsilon(self: Self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_states`, `set_initial_state`, `add_transition`, `unshift_transition`, and `compute` are never used
[INFO] [stdout]    --> src/dfa.rs:156:8
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl NFAEngine {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 156 |     fn add_states(&mut self, states: Vec<State>) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 |     fn set_initial_state(&mut self, state: State) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     fn add_transition(&mut self, from: State, to: State, matcher: Matcher) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn unshift_transition(&mut self, from: State, to: State, matcher: Matcher) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     fn compute(self, value: String) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "d3295cfd07e308fb25c2115d00999d3533c7162af47ec2cf205cf18df95de390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3295cfd07e308fb25c2115d00999d3533c7162af47ec2cf205cf18df95de390", kill_on_drop: false }`
[INFO] [stdout] d3295cfd07e308fb25c2115d00999d3533c7162af47ec2cf205cf18df95de390
[INFO] checking burmudar/rust-grep against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburmudar%2Frust-grep" "/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/burmudar/rust-grep 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/burmudar/rust-grep
[INFO] finished tweaking git repo https://github.com/burmudar/rust-grep
[INFO] tweaked toml for git repo https://github.com/burmudar/rust-grep written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/burmudar/rust-grep 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] 5ac5d01e141a79562dc7e6c13e7e6d4491cf4a3cabc16f7fe98ab613dd4ee8d7
[INFO] running `Command { std: "docker" "start" "-a" "5ac5d01e141a79562dc7e6c13e7e6d4491cf4a3cabc16f7fe98ab613dd4ee8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ac5d01e141a79562dc7e6c13e7e6d4491cf4a3cabc16f7fe98ab613dd4ee8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac5d01e141a79562dc7e6c13e7e6d4491cf4a3cabc16f7fe98ab613dd4ee8d7", kill_on_drop: false }`
[INFO] [stdout] 5ac5d01e141a79562dc7e6c13e7e6d4491cf4a3cabc16f7fe98ab613dd4ee8d7
[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] 90350df4086609c1b3140220aff71ebd468771d3c466690d5489ac5c3322398e
[INFO] running `Command { std: "docker" "start" "-a" "90350df4086609c1b3140220aff71ebd468771d3c466690d5489ac5c3322398e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 334 |           buf_get_impl!(self, u16::from_be_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 354 |           buf_get_impl!(self, u16::from_le_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 377 |           buf_get_impl!(self, u16::from_ne_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 397 |           buf_get_impl!(self, i16::from_be_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 417 |           buf_get_impl!(self, i16::from_le_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 440 |           buf_get_impl!(self, i16::from_ne_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 460 |           buf_get_impl!(self, u32::from_be_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 480 |           buf_get_impl!(self, u32::from_le_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 503 |           buf_get_impl!(self, u32::from_ne_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 523 |           buf_get_impl!(self, i32::from_be_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 543 |           buf_get_impl!(self, i32::from_le_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 566 |           buf_get_impl!(self, i32::from_ne_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 586 |           buf_get_impl!(self, u64::from_be_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 606 |           buf_get_impl!(self, u64::from_le_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 629 |           buf_get_impl!(self, u64::from_ne_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 649 |           buf_get_impl!(self, i64::from_be_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 669 |           buf_get_impl!(self, i64::from_le_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 692 |           buf_get_impl!(self, i64::from_ne_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 712 |           buf_get_impl!(self, u128::from_be_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 732 |           buf_get_impl!(self, u128::from_le_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 755 |           buf_get_impl!(self, u128::from_ne_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 775 |           buf_get_impl!(self, i128::from_be_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 795 |           buf_get_impl!(self, i128::from_le_bytes);
[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-1.3.0/src/buf/buf_impl.rs:23:9
[INFO] [stdout]     |
[INFO] [stdout] 23  | /         if let Some(ret) = ret {
[INFO] [stdout] 24  | |             // if the direct conversion was possible, advance and return
[INFO] [stdout] 25  | |             $this.advance(SIZE);
[INFO] [stdout] 26  | |             return ret;
[INFO] [stdout] ...   |
[INFO] [stdout] 31  | |             return $typ::$conv(buf);
[INFO] [stdout] 32  | |         }
[INFO] [stdout]     | |_________^ cannot satisfy `_ -> _`
[INFO] [stdout] ...
[INFO] [stdout] 818 |           buf_get_impl!(self, i128::from_ne_bytes);
[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 24 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 25 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "90350df4086609c1b3140220aff71ebd468771d3c466690d5489ac5c3322398e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90350df4086609c1b3140220aff71ebd468771d3c466690d5489ac5c3322398e", kill_on_drop: false }`
[INFO] [stdout] 90350df4086609c1b3140220aff71ebd468771d3c466690d5489ac5c3322398e