[INFO] cloning repository https://github.com/jld-adriano/magic-wormhole.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jld-adriano/magic-wormhole.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjld-adriano%2Fmagic-wormhole.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjld-adriano%2Fmagic-wormhole.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab6e3788e497c91e8220e14dad6f5137e0dea028
[INFO] checking jld-adriano/magic-wormhole.rs against try#a3a874232ae0a7586b5fbe7483c5a42e157bd62a for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjld-adriano%2Fmagic-wormhole.rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jld-adriano/magic-wormhole.rs
[INFO] finished tweaking git repo https://github.com/jld-adriano/magic-wormhole.rs
[INFO] tweaked toml for git repo https://github.com/jld-adriano/magic-wormhole.rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jld-adriano/magic-wormhole.rs on toolchain a3a874232ae0a7586b5fbe7483c5a42e157bd62a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jld-adriano/magic-wormhole.rs 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" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 691c45b2bad1ab208d690d0753b3c7d1dd22c65f7b499b531946a470b50503ea
[INFO] running `Command { std: "docker" "start" "-a" "691c45b2bad1ab208d690d0753b3c7d1dd22c65f7b499b531946a470b50503ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "691c45b2bad1ab208d690d0753b3c7d1dd22c65f7b499b531946a470b50503ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "691c45b2bad1ab208d690d0753b3c7d1dd22c65f7b499b531946a470b50503ea", kill_on_drop: false }`
[INFO] [stdout] 691c45b2bad1ab208d690d0753b3c7d1dd22c65f7b499b531946a470b50503ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bcbc2d291b66e8bb7cfc4084e468c7115d483c617daabc6373147a66869a3c3
[INFO] running `Command { std: "docker" "start" "-a" "7bcbc2d291b66e8bb7cfc4084e468c7115d483c617daabc6373147a66869a3c3", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]   --> src/transit.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use log::*;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `nameplate` is never read
[INFO] [stdout]    --> src/core/rendezvous.rs:297:5
[INFO] [stdout]     |
[INFO] [stdout] 297 |     nameplate: Option<Nameplate>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `queue` is never read
[INFO] [stdout]    --> src/core/rendezvous.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 299 |     queue: MessageQueue,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `orig` is never read
[INFO] [stdout]    --> src/core/server_messages.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |         orig: Box<serde_json::Value>,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]   --> src/transit.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use log::*;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `nameplate` is never read
[INFO] [stdout]    --> src/core/rendezvous.rs:297:5
[INFO] [stdout]     |
[INFO] [stdout] 297 |     nameplate: Option<Nameplate>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `queue` is never read
[INFO] [stdout]    --> src/core/rendezvous.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 299 |     queue: MessageQueue,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `orig` is never read
[INFO] [stdout]    --> src/core/server_messages.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |         orig: Box<serde_json::Value>,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/transfer/v1.rs:881:33
[INFO] [stdout]     |
[INFO] [stdout] 881 |     pub(crate) fn path2bytes(p: &str) -> Cow<[u8]> {
[INFO] [stdout]     |                                 ^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 881 |     pub(crate) fn path2bytes(p: &str) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/transit/crypto.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |         socket: &mut dyn TransitTransport,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 69 |     ) -> BoxFuture<Result<DynTransitCrypto, TransitHandshakeError>>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     ) -> BoxFuture<'_, Result<DynTransitCrypto, TransitHandshakeError>>;
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/transit/crypto.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |         _socket: &mut dyn TransitTransport,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 78 |     ) -> BoxFuture<Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 78 |     ) -> BoxFuture<'_, Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/transit/crypto.rs:154:25
[INFO] [stdout]     |
[INFO] [stdout] 154 |                 socket: &mut dyn TransitTransport,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 155 |             ) -> BoxFuture<Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 |             ) -> BoxFuture<'_, Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/transit/crypto.rs:296:25
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 socket: &mut dyn TransitTransport,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 297 |             ) -> BoxFuture<Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 297 |             ) -> BoxFuture<'_, Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking magic-wormhole-cli v0.7.1 (/opt/rustwide/workdir/cli)
[INFO] [stdout] warning: unused import: `std::io::stderr`
[INFO] [stdout]    --> cli/src/main.rs:997:5
[INFO] [stdout]     |
[INFO] [stdout] 997 | use std::io::stderr;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::stderr`
[INFO] [stdout]    --> cli/src/main.rs:997:5
[INFO] [stdout]     |
[INFO] [stdout] 997 | use std::io::stderr;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/transfer/v1.rs:881:33
[INFO] [stdout]     |
[INFO] [stdout] 881 |     pub(crate) fn path2bytes(p: &str) -> Cow<[u8]> {
[INFO] [stdout]     |                                 ^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 881 |     pub(crate) fn path2bytes(p: &str) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/transit/crypto.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |         socket: &mut dyn TransitTransport,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 69 |     ) -> BoxFuture<Result<DynTransitCrypto, TransitHandshakeError>>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     ) -> BoxFuture<'_, Result<DynTransitCrypto, TransitHandshakeError>>;
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/transit/crypto.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |         _socket: &mut dyn TransitTransport,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 78 |     ) -> BoxFuture<Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 78 |     ) -> BoxFuture<'_, Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/transit/crypto.rs:154:25
[INFO] [stdout]     |
[INFO] [stdout] 154 |                 socket: &mut dyn TransitTransport,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 155 |             ) -> BoxFuture<Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 |             ) -> BoxFuture<'_, Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/transit/crypto.rs:296:25
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 socket: &mut dyn TransitTransport,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 297 |             ) -> BoxFuture<Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 297 |             ) -> BoxFuture<'_, Result<DynTransitCrypto, TransitHandshakeError>> {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wl-clipboard-rs v0.8.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "7bcbc2d291b66e8bb7cfc4084e468c7115d483c617daabc6373147a66869a3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bcbc2d291b66e8bb7cfc4084e468c7115d483c617daabc6373147a66869a3c3", kill_on_drop: false }`
[INFO] [stdout] 7bcbc2d291b66e8bb7cfc4084e468c7115d483c617daabc6373147a66869a3c3
