[INFO] fetching crate matio-rs 1.3.2...
[INFO] checking matio-rs-1.3.2 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate matio-rs 1.3.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate matio-rs 1.3.2 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matio-rs 1.3.2
[INFO] finished tweaking crates.io crate matio-rs 1.3.2
[INFO] tweaked toml for crates.io crate matio-rs 1.3.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate matio-rs 1.3.2 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" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bf2b3768d9657d129df67568191fd031a8ee676c02522525b02361c0c48428e
[INFO] running `Command { std: "docker" "start" "-a" "3bf2b3768d9657d129df67568191fd031a8ee676c02522525b02361c0c48428e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bf2b3768d9657d129df67568191fd031a8ee676c02522525b02361c0c48428e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bf2b3768d9657d129df67568191fd031a8ee676c02522525b02361c0c48428e", kill_on_drop: false }`
[INFO] [stdout] 3bf2b3768d9657d129df67568191fd031a8ee676c02522525b02361c0c48428e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9113bbb6cae07a09d35c3b1f85772fada4c177cbb28bc65e9e8f28c76a814574
[INFO] running `Command { std: "docker" "start" "-a" "9113bbb6cae07a09d35c3b1f85772fada4c177cbb28bc65e9e8f28c76a814574", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling prettyplease v0.2.16
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling bindgen v0.69.4
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling matio-rs_derive v0.1.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling matio-rs-sys v0.2.3
[INFO] [stderr]     Checking matio-rs v1.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/mat.rs:176:72
[INFO] [stdout]     |
[INFO] [stdout] 113 | impl<'a> Mat<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn field<S: Into<String>>(&'a self, name: S) -> Result<Vec<&'a Mat>> {
[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: elided lifetime has a name
[INFO] [stdout]    --> src/mat.rs:176:72
[INFO] [stdout]     |
[INFO] [stdout] 113 | impl<'a> Mat<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 176 |     pub fn field<S: Into<String>>(&'a self, name: S) -> Result<Vec<&'a Mat>> {
[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] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]   --> examples/derives.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<'a> MayBeFrom<&[SMat]> for Mat<'a> {
[INFO] [stdout]    | ^^^^^^^^^------------------^^^^^-------
[INFO] [stdout]    |          |                      |
[INFO] [stdout]    |          |                      `Mat` is not defined in the current crate
[INFO] [stdout]    |          this is not defined in the current crate because this is a foreign trait
[INFO] [stdout]    |
[INFO] [stdout]    = note: impl doesn't have any local type before any uncovered type parameters
[INFO] [stdout]    = note: for more information see https://doc.rust-lang.org/reference/items/implementations.html#orphan-rules
[INFO] [stdout]    = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Mat<'_>: MayBeFrom<Vec<SMat>>` is not satisfied
[INFO] [stdout]   --> examples/derives.rs:38:37
[INFO] [stdout]    |
[INFO] [stdout] 38 |     MatFile::save(&file)?.var("aa", aa)?;
[INFO] [stdout]    |                           ---       ^^ the trait `MayBeFrom<Vec<SMat>>` is not implemented for `Mat<'_>`
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `MayBeFrom<T>`:
[INFO] [stdout]              `Mat<'_>` implements `MayBeFrom<&Nested>`
[INFO] [stdout]              `Mat<'_>` implements `MayBeFrom<&SMat>`
[INFO] [stdout]              `Mat<'_>` implements `MayBeFrom<&Vec<T>>`
[INFO] [stdout]              `Mat<'_>` implements `MayBeFrom<&[SMat]>`
[INFO] [stdout]              `Mat<'_>` implements `MayBeFrom<&[T]>`
[INFO] [stdout]              `Mat<'_>` implements `MayBeFrom<MatArray<'_, T>>`
[INFO] [stdout]              `Mat<'_>` implements `MayBeFrom<T>`
[INFO] [stdout]              `Mat<'_>` implements `MayBeFrom<Vec<Box<dyn Iterator<Item = Mat<'_>>>>>`
[INFO] [stdout]            and 3 others
[INFO] [stdout] note: required by a bound in `matio_rs::mat::<impl MatFileWrite<'a>>::var`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/mat.rs:95:18
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn var<S: Into<String>, T>(&self, name: S, data: T) -> Result<&Self>
[INFO] [stdout]    |            --- required by a bound in this associated function
[INFO] [stdout] 94 |     where
[INFO] [stdout] 95 |         Mat<'a>: MayBeFrom<T>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^ required by this bound in `matio_rs::mat::<impl MatFileWrite<'a>>::var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> examples/derives.rs:17:36
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn maybe_from<S: Into<String>>(name: S, data: Vec<SMat>) -> matio_rs::Result<Self>
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> examples/derives.rs:17:45
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn maybe_from<S: Into<String>>(name: S, data: Vec<SMat>) -> matio_rs::Result<Self>
[INFO] [stdout]    |                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0117, E0277.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0117`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matio-rs` (example "derives") due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9113bbb6cae07a09d35c3b1f85772fada4c177cbb28bc65e9e8f28c76a814574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9113bbb6cae07a09d35c3b1f85772fada4c177cbb28bc65e9e8f28c76a814574", kill_on_drop: false }`
[INFO] [stdout] 9113bbb6cae07a09d35c3b1f85772fada4c177cbb28bc65e9e8f28c76a814574
