[INFO] cloning repository https://github.com/tmzint/roundabout
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmzint/roundabout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmzint%2Froundabout", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmzint%2Froundabout'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1b6f0438dc7bfcfcd2f7d5aa6352c3acbd269d0
[INFO] checking tmzint/roundabout against master#32cd9114712a24010b0583624dc52ac302194128 for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmzint%2Froundabout" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tmzint/roundabout
[INFO] finished tweaking git repo https://github.com/tmzint/roundabout
[INFO] tweaked toml for git repo https://github.com/tmzint/roundabout written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tmzint/roundabout on toolchain 32cd9114712a24010b0583624dc52ac302194128
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tmzint/roundabout 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" "+32cd9114712a24010b0583624dc52ac302194128" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cast v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c2edec872b6168346ec8cffe7680e6791a8c284590885b6af1369253e67234e
[INFO] running `Command { std: "docker" "start" "-a" "5c2edec872b6168346ec8cffe7680e6791a8c284590885b6af1369253e67234e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c2edec872b6168346ec8cffe7680e6791a8c284590885b6af1369253e67234e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2edec872b6168346ec8cffe7680e6791a8c284590885b6af1369253e67234e", kill_on_drop: false }`
[INFO] [stdout] 5c2edec872b6168346ec8cffe7680e6791a8c284590885b6af1369253e67234e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2897d9c1fde12dff46b06eaf4b672e54644f49c11386623cb482f592f0d1dd35
[INFO] running `Command { std: "docker" "start" "-a" "2897d9c1fde12dff46b06eaf4b672e54644f49c11386623cb482f592f0d1dd35", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking roundabout v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stdout] warning: type alias `HashSet` is never used
[INFO] [stdout]  --> src/util.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type HashSet<T> = std::collections::HashSet<T, ahash::RandomState>;
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `IndexMap` is never used
[INFO] [stdout]  --> src/util.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type IndexMap<K, T> = indexmap::map::IndexMap<K, T, ahash::RandomState>;
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_fn` is never used
[INFO] [stdout]   --> src/util/triple.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<T: Send> TripleBuffered<T> {
[INFO] [stdout]    | ------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn new_fn<F: Fn() -> T>(factory: F) -> (TripleBufferedHead<T>, TripleBufferedTail<T>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_default` is never used
[INFO] [stdout]   --> src/util/triple.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl<T: Send + Default> TripleBuffered<T> {
[INFO] [stdout]    | ----------------------------------------- associated function in this implementation
[INFO] [stdout] 48 |     #[inline]
[INFO] [stdout] 49 |     pub fn new_default() -> (TripleBufferedHead<T>, TripleBufferedTail<T>) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_clone` is never used
[INFO] [stdout]   --> src/util/triple.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl<T: Send + Clone> TripleBuffered<T> {
[INFO] [stdout]    | --------------------------------------- associated function in this implementation
[INFO] [stdout] 55 |     #[inline]
[INFO] [stdout] 56 |     pub fn new_clone(initial: T) -> (TripleBufferedHead<T>, TripleBufferedTail<T>) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/message/bus.rs:178:17
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn recv(&mut self) -> MessageBusView {
[INFO] [stdout]     |                 ^^^^^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn recv(&mut self) -> MessageBusView<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/message/bus.rs:198:21
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn try_recv(&mut self) -> Option<MessageBusView> {
[INFO] [stdout]     |                     ^^^^^^^^^            -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn try_recv(&mut self) -> Option<MessageBusView<'_>> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/message/bus.rs:213:30
[INFO] [stdout]     |
[INFO] [stdout] 213 |     unsafe fn recv_unchecked(&mut self) -> MessageBusView {
[INFO] [stdout]     |                              ^^^^^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 213 |     unsafe fn recv_unchecked(&mut self) -> MessageBusView<'_> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/message/vec.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn iter(&self) -> MessageVecIter {
[INFO] [stdout]    |                 ^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn iter(&self) -> MessageVecIter<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/schedule.rs:343:17
[INFO] [stdout]     |
[INFO] [stdout] 343 |     pub fn recv(&mut self) -> anyhow::Result<MessageBusView> {
[INFO] [stdout]     |                 ^^^^^^^^^                    -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 343 |     pub fn recv(&mut self) -> anyhow::Result<MessageBusView<'_>> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/schedule.rs:355:21
[INFO] [stdout]     |
[INFO] [stdout] 355 |     pub fn try_recv(&mut self) -> anyhow::Result<Option<MessageBusView>> {
[INFO] [stdout]     |                     ^^^^^^^^^                           -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 355 |     pub fn try_recv(&mut self) -> anyhow::Result<Option<MessageBusView<'_>>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/util/triple.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn advance(&self) -> MutexGuard<RawMutex, T> {
[INFO] [stdout]    |                    ^^^^^     ----------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn advance(&self) -> MutexGuard<'_, RawMutex, T> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/util/triple.rs:79:18
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn write(&self) -> MutexGuard<RawMutex, T> {
[INFO] [stdout]    |                  ^^^^^     ----------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn write(&self) -> MutexGuard<'_, RawMutex, T> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking ctrlc v3.1.9
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmeta0z76rH/full.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "2897d9c1fde12dff46b06eaf4b672e54644f49c11386623cb482f592f0d1dd35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2897d9c1fde12dff46b06eaf4b672e54644f49c11386623cb482f592f0d1dd35", kill_on_drop: false }`
[INFO] [stdout] 2897d9c1fde12dff46b06eaf4b672e54644f49c11386623cb482f592f0d1dd35
