[INFO] fetching crate canrust 1.3.3...
[INFO] checking canrust-1.3.3 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate canrust 1.3.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate canrust 1.3.3 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate canrust 1.3.3
[INFO] finished tweaking crates.io crate canrust 1.3.3
[INFO] tweaked toml for crates.io crate canrust 1.3.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded csfml-system-sys v0.5.0
[INFO] [stderr]   Downloaded csfml-graphics-sys v0.5.0
[INFO] [stderr]   Downloaded const-cstr v0.3.0
[INFO] [stderr]   Downloaded csfml-window-sys v0.5.0
[INFO] [stderr]   Downloaded fontconfig v0.2.1
[INFO] [stderr]   Downloaded widestring v0.4.3
[INFO] [stderr]   Downloaded yeslogic-fontconfig-sys v2.11.2
[INFO] [stderr]   Downloaded sfml v0.15.1
[INFO] [stderr]   Downloaded csfml-audio-sys v0.5.0
[INFO] [stderr]   Downloaded sfml-build v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e46e353301b471dd874958275087951e770584d2479f9d33b7db78637cee11a
[INFO] running `Command { std: "docker" "start" "-a" "0e46e353301b471dd874958275087951e770584d2479f9d33b7db78637cee11a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e46e353301b471dd874958275087951e770584d2479f9d33b7db78637cee11a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e46e353301b471dd874958275087951e770584d2479f9d33b7db78637cee11a", kill_on_drop: false }`
[INFO] [stdout] 0e46e353301b471dd874958275087951e770584d2479f9d33b7db78637cee11a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db018ee75fe1d7d9e59f5db6dcef8cce580f81572f5e7197af9b458b7b4a3a9a
[INFO] running `Command { std: "docker" "start" "-a" "db018ee75fe1d7d9e59f5db6dcef8cce580f81572f5e7197af9b458b7b4a3a9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sfml-build v0.3.0
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v2.11.2
[INFO] [stderr]     Checking const-cstr v0.3.0
[INFO] [stderr]     Checking widestring v0.4.3
[INFO] [stderr]    Compiling csfml-system-sys v0.5.0
[INFO] [stderr]    Compiling csfml-window-sys v0.5.0
[INFO] [stderr]    Compiling csfml-audio-sys v0.5.0
[INFO] [stderr]    Compiling csfml-graphics-sys v0.5.0
[INFO] [stderr]     Checking fontconfig v0.2.1
[INFO] [stderr]     Checking sfml v0.15.1
[INFO] [stderr]     Checking canrust v1.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:169:28
[INFO] [stdout]     |
[INFO] [stdout] 169 |     NoneError(std::option::NoneError),
[INFO] [stdout]     |                            ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 169 |     NoneError(crate::utils::Error),
[INFO] [stdout]     |               ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:190:24
[INFO] [stdout]     |
[INFO] [stdout] 190 | impl From<std::option::NoneError> for Error {
[INFO] [stdout]     |                        ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 190 | impl From<crate::utils::Error> for Error {
[INFO] [stdout]     |           ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:191:33
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn from(error: std::option::NoneError) -> Self {
[INFO] [stdout]     |                                 ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn from(error: crate::utils::Error) -> Self {
[INFO] [stdout]     |                    ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::canvas::Canvas`
[INFO] [stdout]   --> src/tests.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | use crate::canvas::Canvas;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | mod tests;
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:169:28
[INFO] [stdout]     |
[INFO] [stdout] 169 |     NoneError(std::option::NoneError),
[INFO] [stdout]     |                            ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 169 |     NoneError(crate::utils::Error),
[INFO] [stdout]     |               ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:190:24
[INFO] [stdout]     |
[INFO] [stdout] 190 | impl From<std::option::NoneError> for Error {
[INFO] [stdout]     |                        ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 190 | impl From<crate::utils::Error> for Error {
[INFO] [stdout]     |           ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:191:33
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn from(error: std::option::NoneError) -> Self {
[INFO] [stdout]     |                                 ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn from(error: crate::utils::Error) -> Self {
[INFO] [stdout]     |                    ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `try_trait`
[INFO] [stdout]   --> src/lib.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![feature(try_trait)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `try_trait`
[INFO] [stdout]   --> src/lib.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![feature(try_trait)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `canrust` (lib) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `canrust` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "db018ee75fe1d7d9e59f5db6dcef8cce580f81572f5e7197af9b458b7b4a3a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db018ee75fe1d7d9e59f5db6dcef8cce580f81572f5e7197af9b458b7b4a3a9a", kill_on_drop: false }`
[INFO] [stdout] db018ee75fe1d7d9e59f5db6dcef8cce580f81572f5e7197af9b458b7b4a3a9a
[INFO] checking canrust-1.3.3 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate canrust 1.3.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate canrust 1.3.3 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate canrust 1.3.3
[INFO] finished tweaking crates.io crate canrust 1.3.3
[INFO] tweaked toml for crates.io crate canrust 1.3.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 718fcf0d0452476a490986f26c842c3766899d526f25a637316ea5dc3976b5d2
[INFO] running `Command { std: "docker" "start" "-a" "718fcf0d0452476a490986f26c842c3766899d526f25a637316ea5dc3976b5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "718fcf0d0452476a490986f26c842c3766899d526f25a637316ea5dc3976b5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "718fcf0d0452476a490986f26c842c3766899d526f25a637316ea5dc3976b5d2", kill_on_drop: false }`
[INFO] [stdout] 718fcf0d0452476a490986f26c842c3766899d526f25a637316ea5dc3976b5d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84296ba6ccab692139c6ae38f51f8e05dff6d6adbf1ff12f0b92929400b8e3f1
[INFO] running `Command { std: "docker" "start" "-a" "84296ba6ccab692139c6ae38f51f8e05dff6d6adbf1ff12f0b92929400b8e3f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling sfml-build v0.3.0
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v2.11.2
[INFO] [stderr]     Checking const-cstr v0.3.0
[INFO] [stderr]     Checking widestring v0.4.3
[INFO] [stderr]    Compiling csfml-system-sys v0.5.0
[INFO] [stderr]    Compiling csfml-window-sys v0.5.0
[INFO] [stderr]    Compiling csfml-graphics-sys v0.5.0
[INFO] [stderr]    Compiling csfml-audio-sys v0.5.0
[INFO] [stderr]     Checking fontconfig v0.2.1
[INFO] [stderr]     Checking sfml v0.15.1
[INFO] [stderr]     Checking canrust v1.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:169:28
[INFO] [stdout]     |
[INFO] [stdout] 169 |     NoneError(std::option::NoneError),
[INFO] [stdout]     |                            ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 169 |     NoneError(crate::utils::Error),
[INFO] [stdout]     |               ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:169:28
[INFO] [stdout]     |
[INFO] [stdout] 169 |     NoneError(std::option::NoneError),
[INFO] [stdout]     |                            ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 169 |     NoneError(crate::utils::Error),
[INFO] [stdout]     |               ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:190:24
[INFO] [stdout]     |
[INFO] [stdout] 190 | impl From<std::option::NoneError> for Error {
[INFO] [stdout]     |                        ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 190 | impl From<crate::utils::Error> for Error {
[INFO] [stdout]     |           ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:190:24
[INFO] [stdout]     |
[INFO] [stdout] 190 | impl From<std::option::NoneError> for Error {
[INFO] [stdout]     |                        ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 190 | impl From<crate::utils::Error> for Error {
[INFO] [stdout]     |           ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:191:33
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn from(error: std::option::NoneError) -> Self {
[INFO] [stdout]     |                                 ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn from(error: crate::utils::Error) -> Self {
[INFO] [stdout]     |                    ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/utils/mod.rs:191:33
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn from(error: std::option::NoneError) -> Self {
[INFO] [stdout]     |                                 ^^^^^^^^^ not found in `std::option`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an enum variant `crate::utils::Error::NoneError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn from(error: crate::utils::Error) -> Self {
[INFO] [stdout]     |                    ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::canvas::Canvas`
[INFO] [stdout]   --> src/tests.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | use crate::canvas::Canvas;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | mod tests;
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `try_trait`
[INFO] [stdout]   --> src/lib.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![feature(try_trait)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `try_trait`
[INFO] [stdout]   --> src/lib.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![feature(try_trait)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `canrust` (lib) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `canrust` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "84296ba6ccab692139c6ae38f51f8e05dff6d6adbf1ff12f0b92929400b8e3f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84296ba6ccab692139c6ae38f51f8e05dff6d6adbf1ff12f0b92929400b8e3f1", kill_on_drop: false }`
[INFO] [stdout] 84296ba6ccab692139c6ae38f51f8e05dff6d6adbf1ff12f0b92929400b8e3f1
