[INFO] cloning repository https://github.com/skysimple/test1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skysimple/test1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskysimple%2Ftest1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskysimple%2Ftest1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b7cc7e78eac876f4e14be23038e06b14e01164c
[INFO] checking skysimple/test1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskysimple%2Ftest1" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skysimple/test1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skysimple/test1
[INFO] finished tweaking git repo https://github.com/skysimple/test1
[INFO] tweaked toml for git repo https://github.com/skysimple/test1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/skysimple/test1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4290a1b41a5c6980252e252133a9c85b997db0ddbeffbb6e64fc6f140644e849
[INFO] running `Command { std: "docker" "start" "-a" "4290a1b41a5c6980252e252133a9c85b997db0ddbeffbb6e64fc6f140644e849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4290a1b41a5c6980252e252133a9c85b997db0ddbeffbb6e64fc6f140644e849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4290a1b41a5c6980252e252133a9c85b997db0ddbeffbb6e64fc6f140644e849", kill_on_drop: false }`
[INFO] [stdout] 4290a1b41a5c6980252e252133a9c85b997db0ddbeffbb6e64fc6f140644e849
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2c0e311730206349563f8c75dc575e3687fd7dbf13131aabb1e870d5c5eca89
[INFO] running `Command { std: "docker" "start" "-a" "f2c0e311730206349563f8c75dc575e3687fd7dbf13131aabb1e870d5c5eca89", kill_on_drop: false }`
[INFO] [stderr]     Checking test1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: use of unstable library feature 'option_result_contains'
[INFO] [stdout]  --> src/main.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     assert_eq!(x.contains(&2), true);
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #62358 <https://github.com/rust-lang/rust/issues/62358> for more information
[INFO] [stdout]   = help: add `#![feature(option_result_contains)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'option_result_contains'
[INFO] [stdout]  --> src/main.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     assert_eq!(x.contains(&2), false);
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #62358 <https://github.com/rust-lang/rust/issues/62358> for more information
[INFO] [stdout]   = help: add `#![feature(option_result_contains)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'option_result_contains'
[INFO] [stdout]   --> src/main.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     assert_eq!(x.contains(&2), false);
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #62358 <https://github.com/rust-lang/rust/issues/62358> for more information
[INFO] [stdout]    = help: add `#![feature(option_result_contains)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `test1` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0658]: use of unstable library feature 'option_result_contains'
[INFO] [stdout]  --> src/main.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     assert_eq!(x.contains(&2), true);
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #62358 <https://github.com/rust-lang/rust/issues/62358> for more information
[INFO] [stdout]   = help: add `#![feature(option_result_contains)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'option_result_contains'
[INFO] [stdout]  --> src/main.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     assert_eq!(x.contains(&2), false);
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #62358 <https://github.com/rust-lang/rust/issues/62358> for more information
[INFO] [stdout]   = help: add `#![feature(option_result_contains)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'option_result_contains'
[INFO] [stdout]   --> src/main.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     assert_eq!(x.contains(&2), false);
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #62358 <https://github.com/rust-lang/rust/issues/62358> for more information
[INFO] [stdout]    = help: add `#![feature(option_result_contains)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f2c0e311730206349563f8c75dc575e3687fd7dbf13131aabb1e870d5c5eca89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c0e311730206349563f8c75dc575e3687fd7dbf13131aabb1e870d5c5eca89", kill_on_drop: false }`
[INFO] [stdout] f2c0e311730206349563f8c75dc575e3687fd7dbf13131aabb1e870d5c5eca89