[INFO] fetching crate mqttrust 1.0.0...
[INFO] checking mqttrust-1.0.0 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate mqttrust 1.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate mqttrust 1.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mqttrust 1.0.0
[INFO] tweaked toml for crates.io crate mqttrust 1.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mqttrust 1.0.0 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mqttrust 1.0.0 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "bdf12a283c5f47eb62cd6588360d2b0e572427d8251f3565d1dd753b6e428700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bdf12a283c5f47eb62cd6588360d2b0e572427d8251f3565d1dd753b6e428700" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdf12a283c5f47eb62cd6588360d2b0e572427d8251f3565d1dd753b6e428700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bdf12a283c5f47eb62cd6588360d2b0e572427d8251f3565d1dd753b6e428700" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:396:35
[INFO] [stdout]     |
[INFO] [stdout] 396 |             Property::ContentType("text/plain".into()),
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 396 -             Property::ContentType("text/plain".into()),
[INFO] [stdout] 396 +             Property::ContentType("text/plain"),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 396 -             Property::ContentType("text/plain".into()),
[INFO] [stdout] 396 +             Property::ContentType(<&str as Into<_>>::into("text/plain")),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:397:37
[INFO] [stdout]     |
[INFO] [stdout] 397 |             Property::ResponseTopic("response/topic".into()),
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 397 -             Property::ResponseTopic("response/topic".into()),
[INFO] [stdout] 397 +             Property::ResponseTopic("response/topic"),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 397 -             Property::ResponseTopic("response/topic".into()),
[INFO] [stdout] 397 +             Property::ResponseTopic(<&str as Into<_>>::into("response/topic")),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:399:36
[INFO] [stdout]     |
[INFO] [stdout] 399 |             Property::UserProperty("key1".into(), "value1".into()),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 399 -             Property::UserProperty("key1".into(), "value1".into()),
[INFO] [stdout] 399 +             Property::UserProperty("key1", "value1".into()),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 399 -             Property::UserProperty("key1".into(), "value1".into()),
[INFO] [stdout] 399 +             Property::UserProperty(<&str as Into<_>>::into("key1"), "value1".into()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:399:51
[INFO] [stdout]     |
[INFO] [stdout] 399 |             Property::UserProperty("key1".into(), "value1".into()),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 399 -             Property::UserProperty("key1".into(), "value1".into()),
[INFO] [stdout] 399 +             Property::UserProperty("key1".into(), "value1"),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 399 -             Property::UserProperty("key1".into(), "value1".into()),
[INFO] [stdout] 399 +             Property::UserProperty("key1".into(), <&str as Into<_>>::into("value1")),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:400:36
[INFO] [stdout]     |
[INFO] [stdout] 400 |             Property::UserProperty("key2".into(), "value2".into()),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 400 -             Property::UserProperty("key2".into(), "value2".into()),
[INFO] [stdout] 400 +             Property::UserProperty("key2", "value2".into()),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 400 -             Property::UserProperty("key2".into(), "value2".into()),
[INFO] [stdout] 400 +             Property::UserProperty(<&str as Into<_>>::into("key2"), "value2".into()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:400:51
[INFO] [stdout]     |
[INFO] [stdout] 400 |             Property::UserProperty("key2".into(), "value2".into()),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 400 -             Property::UserProperty("key2".into(), "value2".into()),
[INFO] [stdout] 400 +             Property::UserProperty("key2".into(), "value2"),
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 400 -             Property::UserProperty("key2".into(), "value2".into()),
[INFO] [stdout] 400 +             Property::UserProperty("key2".into(), <&str as Into<_>>::into("value2")),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:444:39
[INFO] [stdout]     |
[INFO] [stdout] 444 |                 Property::ContentType("text/plain".into()).property_id()
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 444 -                 Property::ContentType("text/plain".into()).property_id()
[INFO] [stdout] 444 +                 Property::ContentType("text/plain").property_id()
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 444 -                 Property::ContentType("text/plain".into()).property_id()
[INFO] [stdout] 444 +                 Property::ContentType(<&str as Into<_>>::into("text/plain")).property_id()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:448:41
[INFO] [stdout]     |
[INFO] [stdout] 448 |                 Property::ResponseTopic("response/topic".into()).property_id()
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 448 -                 Property::ResponseTopic("response/topic".into()).property_id()
[INFO] [stdout] 448 +                 Property::ResponseTopic("response/topic").property_id()
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 448 -                 Property::ResponseTopic("response/topic".into()).property_id()
[INFO] [stdout] 448 +                 Property::ResponseTopic(<&str as Into<_>>::into("response/topic")).property_id()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:456:40
[INFO] [stdout]     |
[INFO] [stdout] 456 |                 Property::UserProperty("key1".into(), "value1".into()).property_id()
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 456 -                 Property::UserProperty("key1".into(), "value1".into()).property_id()
[INFO] [stdout] 456 +                 Property::UserProperty("key1", "value1".into()).property_id()
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 456 -                 Property::UserProperty("key1".into(), "value1".into()).property_id()
[INFO] [stdout] 456 +                 Property::UserProperty(<&str as Into<_>>::into("key1"), "value1".into()).property_id()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:456:55
[INFO] [stdout]     |
[INFO] [stdout] 456 |                 Property::UserProperty("key1".into(), "value1".into()).property_id()
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 456 -                 Property::UserProperty("key1".into(), "value1".into()).property_id()
[INFO] [stdout] 456 +                 Property::UserProperty("key1".into(), "value1").property_id()
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 456 -                 Property::UserProperty("key1".into(), "value1".into()).property_id()
[INFO] [stdout] 456 +                 Property::UserProperty("key1".into(), <&str as Into<_>>::into("value1")).property_id()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:460:40
[INFO] [stdout]     |
[INFO] [stdout] 460 |                 Property::UserProperty("key2".into(), "value2".into()).property_id()
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 460 -                 Property::UserProperty("key2".into(), "value2".into()).property_id()
[INFO] [stdout] 460 +                 Property::UserProperty("key2", "value2".into()).property_id()
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 460 -                 Property::UserProperty("key2".into(), "value2".into()).property_id()
[INFO] [stdout] 460 +                 Property::UserProperty(<&str as Into<_>>::into("key2"), "value2".into()).property_id()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/encoding/packets/publish.rs:460:55
[INFO] [stdout]     |
[INFO] [stdout] 460 |                 Property::UserProperty("key2".into(), "value2".into()).property_id()
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 460 -                 Property::UserProperty("key2".into(), "value2".into()).property_id()
[INFO] [stdout] 460 +                 Property::UserProperty("key2".into(), "value2").property_id()
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 460 -                 Property::UserProperty("key2".into(), "value2".into()).property_id()
[INFO] [stdout] 460 +                 Property::UserProperty("key2".into(), <&str as Into<_>>::into("value2")).property_id()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mqttrust` (lib test) due to 12 previous errors
[INFO] running `Command { std: "docker" "inspect" "bdf12a283c5f47eb62cd6588360d2b0e572427d8251f3565d1dd753b6e428700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdf12a283c5f47eb62cd6588360d2b0e572427d8251f3565d1dd753b6e428700", kill_on_drop: false }`
[INFO] [stdout] bdf12a283c5f47eb62cd6588360d2b0e572427d8251f3565d1dd753b6e428700
