[INFO] fetching crate rustbus 0.19.3...
[INFO] checking rustbus-0.19.3 against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] extracting crate rustbus 0.19.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate rustbus 0.19.3 on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustbus 0.19.3
[INFO] finished tweaking crates.io crate rustbus 0.19.3
[INFO] tweaked toml for crates.io crate rustbus 0.19.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate rustbus 0.19.3 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9c860deceaed5e4bdfa51d56a4a5f071aa79d5d23aee2df4a989c091a66ef57
[INFO] running `Command { std: "docker" "start" "-a" "d9c860deceaed5e4bdfa51d56a4a5f071aa79d5d23aee2df4a989c091a66ef57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9c860deceaed5e4bdfa51d56a4a5f071aa79d5d23aee2df4a989c091a66ef57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c860deceaed5e4bdfa51d56a4a5f071aa79d5d23aee2df4a989c091a66ef57", kill_on_drop: false }`
[INFO] [stdout] d9c860deceaed5e4bdfa51d56a4a5f071aa79d5d23aee2df4a989c091a66ef57
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86c33b9b25771c01362c388b5abf44fcc9578e5f44d1bb4e21cc76ab57c33b6b
[INFO] running `Command { std: "docker" "start" "-a" "86c33b9b25771c01362c388b5abf44fcc9578e5f44d1bb4e21cc76ab57c33b6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking memchr v2.6.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking itertools v0.10.5
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[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling rustbus_derive v0.5.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]     Checking rustbus v0.19.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/params/conversion.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'a, 'e> Param<'a, 'e> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn as_slice(&'a self) -> Option<&'a [Param]> {
[INFO] [stdout]    |                                              ^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `base::*`
[INFO] [stdout]  --> src/wire/marshal/traits.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use base::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `base::*`
[INFO] [stdout]   --> src/wire/unmarshal/traits.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use base::*;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> examples/dispatch.rs:76:17
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 "killing.spark.io".into(),
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> examples/server.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             "io.killing.spark".into(),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustbus` (example "dispatch") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rustbus` (example "server") due to 1 previous error
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> examples/fd.rs:23:60
[INFO] [stdout]    |
[INFO] [stdout] 23 |         con.send_message(&mut standard_messages::add_match("type='signal'".into()))?
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustbus` (example "fd") due to 1 previous error
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> examples/conn.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             "io.killing.spark".into(),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> examples/conn.rs:76:59
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let mut sig_listen_msg = standard_messages::add_match("type='signal'".into());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustbus` (example "conn") due to 2 previous errors
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/params/conversion.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'a, 'e> Param<'a, 'e> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn as_slice(&'a self) -> Option<&'a [Param]> {
[INFO] [stdout]    |                                              ^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `base::*`
[INFO] [stdout]  --> src/wire/marshal/traits.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use base::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `base::*`
[INFO] [stdout]   --> src/wire/unmarshal/traits.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use base::*;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]    --> src/wire/variant_macros.rs:471:43
[INFO] [stdout]     |
[INFO] [stdout] 471 |         (100, 20, (300, MyVariant::String("BBBB".into()))),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]    --> src/wire/variant_macros.rs:476:64
[INFO] [stdout]     |
[INFO] [stdout] 476 |     let v2 = MyVariant2::CaseStruct((10, 20, MyVariant::String("AAAAA".into())));
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> src/tests/dbus_send.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             "io.killing.spark.dbustest".into(),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> src/tests/dbus_send.rs:47:57
[INFO] [stdout]    |
[INFO] [stdout] 47 |         .send_message(&mut standard_messages::add_match("type='signal'".into()))?
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> src/tests/fdpassing.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         "type='signal'".into(),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustbus` (lib test) due to 5 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "86c33b9b25771c01362c388b5abf44fcc9578e5f44d1bb4e21cc76ab57c33b6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86c33b9b25771c01362c388b5abf44fcc9578e5f44d1bb4e21cc76ab57c33b6b", kill_on_drop: false }`
[INFO] [stdout] 86c33b9b25771c01362c388b5abf44fcc9578e5f44d1bb4e21cc76ab57c33b6b