[INFO] cloning repository https://github.com/i1i1/gossip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/i1i1/gossip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi1i1%2Fgossip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi1i1%2Fgossip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a72e88e82452d34f859991c4cf3ac4f4db13383
[INFO] testing i1i1/gossip against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fi1i1%2Fgossip" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/i1i1/gossip
[INFO] finished tweaking git repo https://github.com/i1i1/gossip
[INFO] tweaked toml for git repo https://github.com/i1i1/gossip written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/i1i1/gossip on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/i1i1/gossip 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded expiring_map v0.1.0
[INFO] [stderr]   Downloaded serde_derive v1.0.123
[INFO] [stderr]   Downloaded displaydoc v0.1.7
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[INFO] [stderr]   Downloaded serde v1.0.123
[INFO] [stderr]   Downloaded tracing-attributes v0.1.11
[INFO] [stderr]   Downloaded mio v0.7.7
[INFO] [stderr]   Downloaded tracing-log v0.1.1
[INFO] [stderr]   Downloaded regex v1.4.3
[INFO] [stderr]   Downloaded regex-syntax v0.6.22
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded thread_local v1.1.2
[INFO] [stderr]   Downloaded pin-project-lite v0.2.4
[INFO] [stderr]   Downloaded tokio-macros v1.0.0
[INFO] [stderr]   Downloaded tokio v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ce0c7e0e435d3a1bbbb58ba7d9f6df0002ba1ff3f5da21af8d3ebfc160197c2
[INFO] running `Command { std: "docker" "start" "-a" "5ce0c7e0e435d3a1bbbb58ba7d9f6df0002ba1ff3f5da21af8d3ebfc160197c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce0c7e0e435d3a1bbbb58ba7d9f6df0002ba1ff3f5da21af8d3ebfc160197c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce0c7e0e435d3a1bbbb58ba7d9f6df0002ba1ff3f5da21af8d3ebfc160197c2", kill_on_drop: false }`
[INFO] [stdout] 5ce0c7e0e435d3a1bbbb58ba7d9f6df0002ba1ff3f5da21af8d3ebfc160197c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 19fa0d0e5f62cbbde92a77018c8619f55649df7facef69af996e77465fd598f0
[INFO] running `Command { std: "docker" "start" "-a" "19fa0d0e5f62cbbde92a77018c8619f55649df7facef69af996e77465fd598f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.83
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling tokio v1.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling thread_local v1.1.2
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling expiring_map v0.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling displaydoc v0.1.7
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling gossip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `poll_message` is never used
[INFO] [stdout]    --> src/client.rs:355:18
[INFO] [stdout]     |
[INFO] [stdout] 274 | impl Client {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 355 |     pub async fn poll_message(&self) -> Option<Message> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/client.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive(Display, Error, Debug)]
[INFO] [stdout]    |          ^------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `Display` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_DERIVE_Display_FOR_Error`
[INFO] [stdout] 28 | pub enum Error {
[INFO] [stdout]    |          ----- `Error` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Display` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Display` may come from an old version of the `displaydoc` crate, try updating your dependency with `cargo update -p displaydoc`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Display` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.78s
[INFO] running `Command { std: "docker" "inspect" "19fa0d0e5f62cbbde92a77018c8619f55649df7facef69af996e77465fd598f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19fa0d0e5f62cbbde92a77018c8619f55649df7facef69af996e77465fd598f0", kill_on_drop: false }`
[INFO] [stdout] 19fa0d0e5f62cbbde92a77018c8619f55649df7facef69af996e77465fd598f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 30a247a962c33b3ec7304aef3b99cdaa87d854f0cd9e5cfe251b675d6b8e0cbb
[INFO] running `Command { std: "docker" "start" "-a" "30a247a962c33b3ec7304aef3b99cdaa87d854f0cd9e5cfe251b675d6b8e0cbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling gossip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `poll_message` is never used
[INFO] [stdout]    --> src/client.rs:355:18
[INFO] [stdout]     |
[INFO] [stdout] 274 | impl Client {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 355 |     pub async fn poll_message(&self) -> Option<Message> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/client.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive(Display, Error, Debug)]
[INFO] [stdout]    |          ^------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `Display` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_DERIVE_Display_FOR_Error`
[INFO] [stdout] 28 | pub enum Error {
[INFO] [stdout]    |          ----- `Error` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Display` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Display` may come from an old version of the `displaydoc` crate, try updating your dependency with `cargo update -p displaydoc`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Display` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "30a247a962c33b3ec7304aef3b99cdaa87d854f0cd9e5cfe251b675d6b8e0cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30a247a962c33b3ec7304aef3b99cdaa87d854f0cd9e5cfe251b675d6b8e0cbb", kill_on_drop: false }`
[INFO] [stdout] 30a247a962c33b3ec7304aef3b99cdaa87d854f0cd9e5cfe251b675d6b8e0cbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] fe3800cf57ac6e9213cd4cbe4a32350bf8237fe769a4a9c7c72f2d8e8189967b
[INFO] running `Command { std: "docker" "start" "-a" "fe3800cf57ac6e9213cd4cbe4a32350bf8237fe769a4a9c7c72f2d8e8189967b", kill_on_drop: false }`
[INFO] [stderr] warning: method `poll_message` is never used
[INFO] [stderr]    --> src/client.rs:355:18
[INFO] [stderr]     |
[INFO] [stderr] 274 | impl Client {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 355 |     pub async fn poll_message(&self) -> Option<Message> {
[INFO] [stderr]     |                  ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/client.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[derive(Display, Error, Debug)]
[INFO] [stderr]    |          ^------
[INFO] [stderr]    |          |
[INFO] [stderr]    |          `Display` is not local
[INFO] [stderr]    |          move the `impl` block outside of this constant `_DERIVE_Display_FOR_Error`
[INFO] [stderr] 28 | pub enum Error {
[INFO] [stderr]    |          ----- `Error` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Display` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `Display` may come from an old version of the `displaydoc` crate, try updating your dependency with `cargo update -p displaydoc`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stderr]    = note: this warning originates in the derive macro `Display` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `gossip` (bin "gossip" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/gossip-57fb90ebe28ebcb3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe3800cf57ac6e9213cd4cbe4a32350bf8237fe769a4a9c7c72f2d8e8189967b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3800cf57ac6e9213cd4cbe4a32350bf8237fe769a4a9c7c72f2d8e8189967b", kill_on_drop: false }`
[INFO] [stdout] fe3800cf57ac6e9213cd4cbe4a32350bf8237fe769a4a9c7c72f2d8e8189967b