[INFO] fetching crate ser-write-msgpack 0.4.0...
[INFO] checking ser-write-msgpack-0.4.0 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate ser-write-msgpack 0.4.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate ser-write-msgpack 0.4.0
[INFO] finished tweaking crates.io crate ser-write-msgpack 0.4.0
[INFO] tweaked toml for crates.io crate ser-write-msgpack 0.4.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ser-write-msgpack 0.4.0 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 ser-write-msgpack 0.4.0 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] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | homepage = "https://github.com/royaltm/rust-ser-write"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | repository = "https://github.com/royaltm/rust-ser-write"
[INFO] [stderr]    |              -------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `ser-write-msgpack` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 }`
[INFO] [stdout] 04f1010fd011b1fe6e039be1095909e35a2f773fc525c1cf0f082988db1fd386
[INFO] running `Command { std: "docker" "start" "04f1010fd011b1fe6e039be1095909e35a2f773fc525c1cf0f082988db1fd386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04f1010fd011b1fe6e039be1095909e35a2f773fc525c1cf0f082988db1fd386", 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" "04f1010fd011b1fe6e039be1095909e35a2f773fc525c1cf0f082988db1fd386" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04f1010fd011b1fe6e039be1095909e35a2f773fc525c1cf0f082988db1fd386", 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" "04f1010fd011b1fe6e039be1095909e35a2f773fc525c1cf0f082988db1fd386" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | homepage = "https://github.com/royaltm/rust-ser-write"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | repository = "https://github.com/royaltm/rust-ser-write"
[INFO] [stderr]    |              -------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `ser-write-msgpack` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]     Checking ser-write v0.4.0
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking ser-write-msgpack v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `i32`
[INFO] [stdout]     --> src/ser.rs:1160:14
[INFO] [stdout]      |
[INFO] [stdout] 1160 |             (i32::MAX.into())=b"\xD2\x7f\xff\xff\xff",
[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] 1160 -             (i32::MAX.into())=b"\xD2\x7f\xff\xff\xff",
[INFO] [stdout] 1160 +             (i32::MAX)=b"\xD2\x7f\xff\xff\xff",
[INFO] [stdout]      |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]      |
[INFO] [stdout] 1160 -             (i32::MAX.into())=b"\xD2\x7f\xff\xff\xff",
[INFO] [stdout] 1160 +             (<i32 as Into<_>>::into(i32::MAX))=b"\xD2\x7f\xff\xff\xff",
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `i32`
[INFO] [stdout]     --> src/ser.rs:1161:14
[INFO] [stdout]      |
[INFO] [stdout] 1161 |             (i32::MIN.into())=b"\xD2\x80\x00\x00\x00");
[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] 1161 -             (i32::MIN.into())=b"\xD2\x80\x00\x00\x00");
[INFO] [stdout] 1161 +             (i32::MIN)=b"\xD2\x80\x00\x00\x00");
[INFO] [stdout]      |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]      |
[INFO] [stdout] 1161 -             (i32::MIN.into())=b"\xD2\x80\x00\x00\x00");
[INFO] [stdout] 1161 +             (<i32 as Into<_>>::into(i32::MIN))=b"\xD2\x80\x00\x00\x00");
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `i64`
[INFO] [stdout]     --> src/ser.rs:1177:14
[INFO] [stdout]      |
[INFO] [stdout] 1177 |             (i64::MAX.into())=b"\xD3\x7f\xff\xff\xff\xff\xff\xff\xff",
[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] 1177 -             (i64::MAX.into())=b"\xD3\x7f\xff\xff\xff\xff\xff\xff\xff",
[INFO] [stdout] 1177 +             (i64::MAX)=b"\xD3\x7f\xff\xff\xff\xff\xff\xff\xff",
[INFO] [stdout]      |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]      |
[INFO] [stdout] 1177 -             (i64::MAX.into())=b"\xD3\x7f\xff\xff\xff\xff\xff\xff\xff",
[INFO] [stdout] 1177 +             (<i64 as Into<_>>::into(i64::MAX))=b"\xD3\x7f\xff\xff\xff\xff\xff\xff\xff",
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `i64`
[INFO] [stdout]     --> src/ser.rs:1178:14
[INFO] [stdout]      |
[INFO] [stdout] 1178 |             (i64::MIN.into())=b"\xD3\x80\x00\x00\x00\x00\x00\x00\x00");
[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] 1178 -             (i64::MIN.into())=b"\xD3\x80\x00\x00\x00\x00\x00\x00\x00");
[INFO] [stdout] 1178 +             (i64::MIN)=b"\xD3\x80\x00\x00\x00\x00\x00\x00\x00");
[INFO] [stdout]      |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]      |
[INFO] [stdout] 1178 -             (i64::MIN.into())=b"\xD3\x80\x00\x00\x00\x00\x00\x00\x00");
[INFO] [stdout] 1178 +             (<i64 as Into<_>>::into(i64::MIN))=b"\xD3\x80\x00\x00\x00\x00\x00\x00\x00");
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ser-write-msgpack` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "04f1010fd011b1fe6e039be1095909e35a2f773fc525c1cf0f082988db1fd386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04f1010fd011b1fe6e039be1095909e35a2f773fc525c1cf0f082988db1fd386", kill_on_drop: false }`
[INFO] [stdout] 04f1010fd011b1fe6e039be1095909e35a2f773fc525c1cf0f082988db1fd386
