[INFO] fetching crate io_self_derive 0.2.0...
[INFO] testing io_self_derive-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate io_self_derive 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate io_self_derive 0.2.0
[INFO] finished tweaking crates.io crate io_self_derive 0.2.0
[INFO] tweaked toml for crates.io crate io_self_derive 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate io_self_derive 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.14.4 (available: v0.21.3)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.110)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a168f48350bc50e0d97e0b63699aa5be216b931d1a349883e1048973ee1f28e
[INFO] running `Command { std: "docker" "start" "-a" "4a168f48350bc50e0d97e0b63699aa5be216b931d1a349883e1048973ee1f28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a168f48350bc50e0d97e0b63699aa5be216b931d1a349883e1048973ee1f28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a168f48350bc50e0d97e0b63699aa5be216b931d1a349883e1048973ee1f28e", kill_on_drop: false }`
[INFO] [stdout] 4a168f48350bc50e0d97e0b63699aa5be216b931d1a349883e1048973ee1f28e
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f02de16ac4ccd8c9a2cfed82cc8f9c6c0c9fa84cdd297587cad63834db4aa1a8
[INFO] running `Command { std: "docker" "start" "-a" "f02de16ac4ccd8c9a2cfed82cc8f9c6c0c9fa84cdd297587cad63834db4aa1a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling io_self_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "f02de16ac4ccd8c9a2cfed82cc8f9c6c0c9fa84cdd297587cad63834db4aa1a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02de16ac4ccd8c9a2cfed82cc8f9c6c0c9fa84cdd297587cad63834db4aa1a8", kill_on_drop: false }`
[INFO] [stdout] f02de16ac4ccd8c9a2cfed82cc8f9c6c0c9fa84cdd297587cad63834db4aa1a8
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3c4cb8c7151fd2d2d67e7bcadde402312cff254d958af2caa285fa8d1c5a733
[INFO] running `Command { std: "docker" "start" "-a" "e3c4cb8c7151fd2d2d67e7bcadde402312cff254d958af2caa285fa8d1c5a733", kill_on_drop: false }`
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling io_self_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling trybuild v1.0.114
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/04-simple-endian.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/05-array-endian.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/06-tagged-enum.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/05-array-endian.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/05-array-endian.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/06-tagged-enum.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/04-simple-endian.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/05-array-endian.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `io_self_derive` (test "05-array-endian") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/02-simple.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/03-array.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/03-array.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/04-simple-endian.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/04-simple-endian.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/07-length-prefix.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/03-array.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/07-length-prefix.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/03-array.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/02-simple.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/03-array.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/03-array.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/03-array.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/03-array.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]   --> tests/02-simple.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]    |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]   --> tests/04-simple-endian.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]    |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/08-prefixed-vec.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]   --> tests/02-simple.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]    |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   --> tests/04-simple-endian.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]    |          ^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `io_self_derive` (test "03-array") due to 8 previous errors
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/06-tagged-enum.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/08-prefixed-vec.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/06-tagged-enum.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/01-derive-empty.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/02-simple.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/02-simple.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   --> tests/02-simple.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]    |          ^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   --> tests/02-simple.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]    |                    ^^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/01-derive-empty.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/01-derive-empty.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |          ^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `ReadSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/08-prefixed-vec.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | /     #[io_self(length_prefix = "u16")]
[INFO] [stdout] 9 | |     b: Vec<u8>,
[INFO] [stdout]   | |______________^ could not find `io_self` in the list of imported crates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/01-derive-empty.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `io_self_derive` (test "02-simple") due to 8 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `io_self_derive` (test "01-derive-empty") due to 4 previous errors
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]   --> tests/04-simple-endian.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]    |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   --> tests/04-simple-endian.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]    |                    ^^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/08-prefixed-vec.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/08-prefixed-vec.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `io_self_derive` (test "06-tagged-enum") due to 4 previous errors
[INFO] [stdout] error[E0433]: failed to resolve: could not find `io_self` in the list of imported crates
[INFO] [stdout]  --> tests/07-length-prefix.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ could not find `io_self` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]  --> tests/07-length-prefix.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(ReadSelf, WriteSelf)]
[INFO] [stdout]   |                    ^^^^^^^^^ use of unresolved module or unlinked crate `io_self`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_self`, use `cargo add io_self` to add it to your `Cargo.toml`
[INFO] [stdout]   = note: this error originates in the derive macro `WriteSelf` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `io_self_derive` (test "04-simple-endian") due to 8 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `io_self_derive` (test "08-prefixed-vec") due to 5 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `io_self_derive` (test "07-length-prefix") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "e3c4cb8c7151fd2d2d67e7bcadde402312cff254d958af2caa285fa8d1c5a733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3c4cb8c7151fd2d2d67e7bcadde402312cff254d958af2caa285fa8d1c5a733", kill_on_drop: false }`
[INFO] [stdout] e3c4cb8c7151fd2d2d67e7bcadde402312cff254d958af2caa285fa8d1c5a733
