[INFO] cloning repository https://github.com/furkrn/ezscn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/furkrn/ezscn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffurkrn%2Fezscn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffurkrn%2Fezscn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51337211b813603199ea902f4301b899a5ec5917
[INFO] checking furkrn/ezscn against 65b20a97de33e9e59992793a144aef2950c48c76 for pr-154715
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffurkrn%2Fezscn" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/furkrn/ezscn
[INFO] finished tweaking git repo https://github.com/furkrn/ezscn
[INFO] tweaked toml for git repo https://github.com/furkrn/ezscn written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/furkrn/ezscn on toolchain 65b20a97de33e9e59992793a144aef2950c48c76
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/furkrn/ezscn 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" "+65b20a97de33e9e59992793a144aef2950c48c76" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7c53b7ac368ae076a64009137c0a0841fe1d536e35822a1ae4b55bb9d0e20ae7
[INFO] running `Command { std: "docker" "start" "7c53b7ac368ae076a64009137c0a0841fe1d536e35822a1ae4b55bb9d0e20ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c53b7ac368ae076a64009137c0a0841fe1d536e35822a1ae4b55bb9d0e20ae7", 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" "7c53b7ac368ae076a64009137c0a0841fe1d536e35822a1ae4b55bb9d0e20ae7" "/opt/rustwide/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c53b7ac368ae076a64009137c0a0841fe1d536e35822a1ae4b55bb9d0e20ae7", 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" "7c53b7ac368ae076a64009137c0a0841fe1d536e35822a1ae4b55bb9d0e20ae7" "/opt/rustwide/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking ezscn-tokens v0.0.1 (/opt/rustwide/workdir/crates/ezscn-tokens)
[INFO] [stderr]     Checking thin-vec v0.2.18
[INFO] [stderr]     Checking ezscn-poison v0.0.1 (/opt/rustwide/workdir/crates/ezscn-poison)
[INFO] [stderr]     Checking ezscn v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stdout] error[E0404]: expected trait, found trait alias `Try`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:455:41
[INFO] [stdout]     |
[INFO] [stdout] 455 |     fn from_residual(residual: <Self as Try>::Residual) -> Self {
[INFO] [stdout]     |                                         ^^^ not a trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0404]: expected trait, found trait alias `Try`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:541:12
[INFO] [stdout]     |
[INFO] [stdout] 541 | impl<T, P> Try for MayPoisoned<T, P> {
[INFO] [stdout]     |            ^^^ not a trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant named `Output` found for enum `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:547:34
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ------------------------------ variant `Output` not found here
[INFO] [stdout] ...
[INFO] [stdout] 547 |     fn from_output(output: Self::Output) -> Self {
[INFO] [stdout]     |                                  ^^^^^^ variant not found in `MayPoisoned<T, P>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant named `Residual` found for enum `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:552:42
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ------------------------------ variant `Residual` not found here
[INFO] [stdout] ...
[INFO] [stdout] 552 |     fn branch(self) -> ControlFlow<Self::Residual, Self::Output> {
[INFO] [stdout]     |                                          ^^^^^^^^ variant not found in `MayPoisoned<T, P>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant named `Output` found for enum `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:552:58
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ------------------------------ variant `Output` not found here
[INFO] [stdout] ...
[INFO] [stdout] 552 |     fn branch(self) -> ControlFlow<Self::Residual, Self::Output> {
[INFO] [stdout]     |                                                          ^^^^^^ variant not found in `MayPoisoned<T, P>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0404]: expected trait, found trait alias `Try`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:455:41
[INFO] [stdout]     |
[INFO] [stdout] 455 |     fn from_residual(residual: <Self as Try>::Residual) -> Self {
[INFO] [stdout]     |                                         ^^^ not a trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0404]: expected trait, found trait alias `Try`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:541:12
[INFO] [stdout]     |
[INFO] [stdout] 541 | impl<T, P> Try for MayPoisoned<T, P> {
[INFO] [stdout]     |            ^^^ not a trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MayPoisoned<T, P>: Branch` is not satisfied
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:455:5
[INFO] [stdout]     |
[INFO] [stdout] 455 |     fn from_residual(residual: <Self as Try>::Residual) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the nightly-only, unstable trait `Branch` is not implemented for `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:12:1
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MayPoisoned<T, P>: Branch` is not satisfied
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:453:12
[INFO] [stdout]     |
[INFO] [stdout] 453 | impl<T, P> FromResidual for MayPoisoned<T, P> {
[INFO] [stdout]     |            ^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the nightly-only, unstable trait `Branch` is not implemented for `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:12:1
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MayPoisoned<T, P>: Branch` is not satisfied
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:538:20
[INFO] [stdout]     |
[INFO] [stdout] 538 |     type TryType = MayPoisoned<T, P>;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the nightly-only, unstable trait `Branch` is not implemented for `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:12:1
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant named `Output` found for enum `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:547:34
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ------------------------------ variant `Output` not found here
[INFO] [stdout] ...
[INFO] [stdout] 547 |     fn from_output(output: Self::Output) -> Self {
[INFO] [stdout]     |                                  ^^^^^^ variant not found in `MayPoisoned<T, P>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant named `Residual` found for enum `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:552:42
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ------------------------------ variant `Residual` not found here
[INFO] [stdout] ...
[INFO] [stdout] 552 |     fn branch(self) -> ControlFlow<Self::Residual, Self::Output> {
[INFO] [stdout]     |                                          ^^^^^^^^ variant not found in `MayPoisoned<T, P>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant named `Output` found for enum `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:552:58
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ------------------------------ variant `Output` not found here
[INFO] [stdout] ...
[INFO] [stdout] 552 |     fn branch(self) -> ControlFlow<Self::Residual, Self::Output> {
[INFO] [stdout]     |                                                          ^^^^^^ variant not found in `MayPoisoned<T, P>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0404, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ezscn-poison` (lib) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: the trait bound `MayPoisoned<T, P>: Branch` is not satisfied
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:455:5
[INFO] [stdout]     |
[INFO] [stdout] 455 |     fn from_residual(residual: <Self as Try>::Residual) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the nightly-only, unstable trait `Branch` is not implemented for `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:12:1
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MayPoisoned<T, P>: Branch` is not satisfied
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:453:12
[INFO] [stdout]     |
[INFO] [stdout] 453 | impl<T, P> FromResidual for MayPoisoned<T, P> {
[INFO] [stdout]     |            ^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the nightly-only, unstable trait `Branch` is not implemented for `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:12:1
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MayPoisoned<T, P>: Branch` is not satisfied
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:538:20
[INFO] [stdout]     |
[INFO] [stdout] 538 |     type TryType = MayPoisoned<T, P>;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the nightly-only, unstable trait `Branch` is not implemented for `MayPoisoned<T, P>`
[INFO] [stdout]    --> crates/ezscn-poison/src/lib.rs:12:1
[INFO] [stdout]     |
[INFO] [stdout]  12 | pub enum MayPoisoned<T, P = T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0404, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ezscn-poison` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "7c53b7ac368ae076a64009137c0a0841fe1d536e35822a1ae4b55bb9d0e20ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c53b7ac368ae076a64009137c0a0841fe1d536e35822a1ae4b55bb9d0e20ae7", kill_on_drop: false }`
[INFO] [stdout] 7c53b7ac368ae076a64009137c0a0841fe1d536e35822a1ae4b55bb9d0e20ae7
