[INFO] fetching crate dbus-macros 0.2.4...
[INFO] checking dbus-macros-0.2.4 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate dbus-macros 0.2.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dbus-macros 0.2.4 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dbus-macros 0.2.4
[INFO] finished tweaking crates.io crate dbus-macros 0.2.4
[INFO] tweaked toml for crates.io crate dbus-macros 0.2.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate dbus-macros 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed029654eb11b9fff8106a7346b862a01be5899a7de4d856d1f2cb47e39927e0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ed029654eb11b9fff8106a7346b862a01be5899a7de4d856d1f2cb47e39927e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed029654eb11b9fff8106a7346b862a01be5899a7de4d856d1f2cb47e39927e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed029654eb11b9fff8106a7346b862a01be5899a7de4d856d1f2cb47e39927e0", kill_on_drop: false }`
[INFO] [stdout] ed029654eb11b9fff8106a7346b862a01be5899a7de4d856d1f2cb47e39927e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5bae14cc7156e955d4746b006d1d596ccdd15c5ecab6463dd7b2886fb15f0eb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e5bae14cc7156e955d4746b006d1d596ccdd15c5ecab6463dd7b2886fb15f0eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]     Checking dbus v0.5.4
[INFO] [stderr]     Checking dbus-macros v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/client.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / dbus_interface!("com.dbus.test", interface Hello {
[INFO] [stdout] 29 | |     fn hello() -> String;
[INFO] [stdout] 30 | |     fn hello_with_name(name: &str) -> String;
[INFO] [stdout] 31 | |     fn greeting(greeting: &str, name: &str) -> String;
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     fn debug5(arg1: &str, arg2: &str, arg3: &str, arg4: &str, arg5: &str);
[INFO] [stdout] 43 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `dbus_prototypes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/client.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / dbus_interface!("com.dbus.test", interface Hello {
[INFO] [stdout] 29 | |     fn hello() -> String;
[INFO] [stdout] 30 | |     fn hello_with_name(name: &str) -> String;
[INFO] [stdout] 31 | |     fn greeting(greeting: &str, name: &str) -> String;
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     fn debug5(arg1: &str, arg2: &str, arg3: &str, arg4: &str, arg5: &str);
[INFO] [stdout] 43 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `dbus_prototypes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/client.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / dbus_interface!("com.dbus.test", interface Hello {
[INFO] [stdout] 29 | |     fn hello() -> String;
[INFO] [stdout] 30 | |     fn hello_with_name(name: &str) -> String;
[INFO] [stdout] 31 | |     fn greeting(greeting: &str, name: &str) -> String;
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     fn debug5(arg1: &str, arg2: &str, arg3: &str, arg4: &str, arg5: &str);
[INFO] [stdout] 43 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `dbus_prototypes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/client.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / dbus_interface!("com.dbus.test", interface Hello {
[INFO] [stdout] 29 | |     fn hello() -> String;
[INFO] [stdout] 30 | |     fn hello_with_name(name: &str) -> String;
[INFO] [stdout] 31 | |     fn greeting(greeting: &str, name: &str) -> String;
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     fn debug5(arg1: &str, arg2: &str, arg3: &str, arg4: &str, arg5: &str);
[INFO] [stdout] 43 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `dbus_prototypes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/client.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / dbus_interface!("com.dbus.test", interface Hello {
[INFO] [stdout] 29 | |     fn hello() -> String;
[INFO] [stdout] 30 | |     fn hello_with_name(name: &str) -> String;
[INFO] [stdout] 31 | |     fn greeting(greeting: &str, name: &str) -> String;
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     fn debug5(arg1: &str, arg2: &str, arg3: &str, arg4: &str, arg5: &str);
[INFO] [stdout] 43 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `dbus_prototypes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/client.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / dbus_interface!("com.dbus.test", interface Hello {
[INFO] [stdout] 29 | |     fn hello() -> String;
[INFO] [stdout] 30 | |     fn hello_with_name(name: &str) -> String;
[INFO] [stdout] 31 | |     fn greeting(greeting: &str, name: &str) -> String;
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     fn debug5(arg1: &str, arg2: &str, arg3: &str, arg4: &str, arg5: &str);
[INFO] [stdout] 43 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `dbus_prototypes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/client.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / dbus_interface!("com.dbus.test", interface Hello {
[INFO] [stdout] 29 | |     fn hello() -> String;
[INFO] [stdout] 30 | |     fn hello_with_name(name: &str) -> String;
[INFO] [stdout] 31 | |     fn greeting(greeting: &str, name: &str) -> String;
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     fn debug5(arg1: &str, arg2: &str, arg3: &str, arg4: &str, arg5: &str);
[INFO] [stdout] 43 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `dbus_prototypes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/client.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / dbus_interface!("com.dbus.test", interface Hello {
[INFO] [stdout] 29 | |     fn hello() -> String;
[INFO] [stdout] 30 | |     fn hello_with_name(name: &str) -> String;
[INFO] [stdout] 31 | |     fn greeting(greeting: &str, name: &str) -> String;
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     fn debug5(arg1: &str, arg2: &str, arg3: &str, arg4: &str, arg5: &str);
[INFO] [stdout] 43 | | });
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `dbus_prototypes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn hello(&this) -> String {
[INFO] [stdout]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn hello_with_name(&this, name: &str) -> String {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn hello_with_error(&this) -> Result<String,dbus::Error> {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:39:18
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn greeting(&this, greeting: &str, name: &str) -> String {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn greeting_with_separator(&this, greeting: &str, separator: &str, name: &str) -> String {
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:47:41
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn greeting_with_separator_and_end(&this, greeting: &str, separator: &str, name: &str, end: &str) -> String {
[INFO] [stdout]    |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn to_string5(&this, arg1: &str, arg2: &str, arg3: &str, arg4: &str, arg5: &str) -> String {
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn int_to_string(&this, int: i32) -> String {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:63:15
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn debug(&this) {
[INFO] [stdout]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn debug1(&this, arg1: &str) {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn debug2(&this, arg1: &str, arg2: &str) {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:75:16
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn debug3(&this, arg1: &str, arg2: &str, arg3: &str) {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn debug4(&this, arg1: &str, arg2: &str, arg3: &str, arg4: &str) {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> examples/server.rs:83:16
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn debug5(&this, arg1: &str, arg2: &str, arg3: &str, arg4: &str, arg5: &str) {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.42s
[INFO] running `Command { std: "docker" "inspect" "e5bae14cc7156e955d4746b006d1d596ccdd15c5ecab6463dd7b2886fb15f0eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5bae14cc7156e955d4746b006d1d596ccdd15c5ecab6463dd7b2886fb15f0eb", kill_on_drop: false }`
[INFO] [stdout] e5bae14cc7156e955d4746b006d1d596ccdd15c5ecab6463dd7b2886fb15f0eb