[INFO] cloning repository https://github.com/onContentStop/rusty-jlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/onContentStop/rusty-jlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FonContentStop%2Frusty-jlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FonContentStop%2Frusty-jlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ee966ffc2e10c2f7c2bed1fc370ef1012d5859c
[INFO] checking onContentStop/rusty-jlox against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FonContentStop%2Frusty-jlox" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/onContentStop/rusty-jlox on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/onContentStop/rusty-jlox
[INFO] finished tweaking git repo https://github.com/onContentStop/rusty-jlox
[INFO] tweaked toml for git repo https://github.com/onContentStop/rusty-jlox written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded exit v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 288e8238d3c841d734c5ac7c364e0d683bf4976d04eb29da45ecc51338fc99c0
[INFO] running `Command { std: "docker" "start" "-a" "288e8238d3c841d734c5ac7c364e0d683bf4976d04eb29da45ecc51338fc99c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "288e8238d3c841d734c5ac7c364e0d683bf4976d04eb29da45ecc51338fc99c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288e8238d3c841d734c5ac7c364e0d683bf4976d04eb29da45ecc51338fc99c0", kill_on_drop: false }`
[INFO] [stdout] 288e8238d3c841d734c5ac7c364e0d683bf4976d04eb29da45ecc51338fc99c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a2f4b5b160f24db77de3923afec4c711e061dfc2774d89c1f401eefc7f2d920
[INFO] running `Command { std: "docker" "start" "-a" "9a2f4b5b160f24db77de3923afec4c711e061dfc2774d89c1f401eefc7f2d920", kill_on_drop: false }`
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking exit v0.2.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stdout] error[E0437]: type `Ok` is not a member of trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exit-0.2.0/src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     type Ok = ();
[INFO] [stdout]    |     ^^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Error` is not a member of trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exit-0.2.0/src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     type Error = T;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `into_result` is not a member of trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exit-0.2.0/src/lib.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     fn into_result(self) -> Result<<Self as Try>::Ok, Self::Error> {
[INFO] [stdout] 45 | |         match self {
[INFO] [stdout] 46 | |             Exit::Ok => Ok(()),
[INFO] [stdout] 47 | |             Exit::Err(err) => Err(err)
[INFO] [stdout] 48 | |         }
[INFO] [stdout] 49 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stdout] error[E0407]: method `from_error` is not a member of trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exit-0.2.0/src/lib.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | /     fn from_error(err: Self::Error) -> Self {
[INFO] [stdout] 52 | |         Exit::Err(err)
[INFO] [stdout] 53 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_ok` is not a member of trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exit-0.2.0/src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | /     fn from_ok(_: <Self as Try>::Ok) -> Self {
[INFO] [stdout] 56 | |         Exit::Ok
[INFO] [stdout] 57 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0576]: cannot find associated type `Ok` in trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exit-0.2.0/src/lib.rs:44:51
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn into_result(self) -> Result<<Self as Try>::Ok, Self::Error> {
[INFO] [stdout]    |                                                   ^^ not found in `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0576]: cannot find associated type `Ok` in trait `Try`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exit-0.2.0/src/lib.rs:55:34
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn from_ok(_: <Self as Try>::Ok) -> Self {
[INFO] [stdout]    |                                  ^^ not found in `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exit-0.2.0/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::Try;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout]   = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exit-0.2.0/src/lib.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<T> Try for Exit<T> {
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout]    = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exit-0.2.0/src/lib.rs:44:61
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn into_result(self) -> Result<<Self as Try>::Ok, Self::Error> {
[INFO] [stdout]    |                                                             ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exit-0.2.0/src/lib.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn from_error(err: Self::Error) -> Self {
[INFO] [stdout]    |                              ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0407, E0437, E0576, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exit` due to 12 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9a2f4b5b160f24db77de3923afec4c711e061dfc2774d89c1f401eefc7f2d920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a2f4b5b160f24db77de3923afec4c711e061dfc2774d89c1f401eefc7f2d920", kill_on_drop: false }`
[INFO] [stdout] 9a2f4b5b160f24db77de3923afec4c711e061dfc2774d89c1f401eefc7f2d920