[INFO] cloning repository https://github.com/8bitTD/slack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/8bitTD/slack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F8bitTD%2Fslack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F8bitTD%2Fslack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a64f0c45e410eb781e9aefc1671e10a7a50aa64e
[INFO] checking 8bitTD/slack/a64f0c45e410eb781e9aefc1671e10a7a50aa64e against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F8bitTD%2Fslack" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/8bitTD/slack on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/8bitTD/slack
[INFO] finished tweaking git repo https://github.com/8bitTD/slack
[INFO] tweaked toml for git repo https://github.com/8bitTD/slack written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/8bitTD/slack 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding urlencoding v1.3.3 (available: v2.1.3)
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d2806ad0bf04a023df7aef839041f01c5d6870bff75922fe82e16a96a515930
[INFO] running `Command { std: "docker" "start" "-a" "3d2806ad0bf04a023df7aef839041f01c5d6870bff75922fe82e16a96a515930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d2806ad0bf04a023df7aef839041f01c5d6870bff75922fe82e16a96a515930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2806ad0bf04a023df7aef839041f01c5d6870bff75922fe82e16a96a515930", kill_on_drop: false }`
[INFO] [stdout] 3d2806ad0bf04a023df7aef839041f01c5d6870bff75922fe82e16a96a515930
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4270d851346f95d8c999cbb41e9f79ed00ef2f128fd416560382fd83a36b77d
[INFO] running `Command { std: "docker" "start" "-a" "f4270d851346f95d8c999cbb41e9f79ed00ef2f128fd416560382fd83a36b77d", kill_on_drop: false }`
[INFO] [stderr]     Checking urlencoding v1.3.3
[INFO] [stderr]     Checking slack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]  --> src/lib.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::os::windows::process::CommandExt;
[INFO] [stdout]   |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/os/mod.rs:54:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]  --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/os/mod.rs:46:1
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/os/mod.rs:101:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]  --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/os/mod.rs:100:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]  --> src/lib.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::os::windows::process::CommandExt;
[INFO] [stdout]   |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/os/mod.rs:54:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]  --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/os/mod.rs:46:1
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/os/mod.rs:101:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]  --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/os/mod.rs:100:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `creation_flags` found for struct `Command` in the current scope
[INFO] [stdout]   --> src/lib.rs:11:53
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let res = std::process::Command::new("cmd.exe").creation_flags(CREATE_NO_WINDOW).args(&["/C", &cmd]).output().expect("failed to execu...
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^ method not found in `Command`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `creation_flags` found for struct `Command` in the current scope
[INFO] [stdout]   --> src/lib.rs:11:53
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let res = std::process::Command::new("cmd.exe").creation_flags(CREATE_NO_WINDOW).args(&["/C", &cmd]).output().expect("failed to execu...
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^ method not found in `Command`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slack` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `slack` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "f4270d851346f95d8c999cbb41e9f79ed00ef2f128fd416560382fd83a36b77d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4270d851346f95d8c999cbb41e9f79ed00ef2f128fd416560382fd83a36b77d", kill_on_drop: false }`
[INFO] [stdout] f4270d851346f95d8c999cbb41e9f79ed00ef2f128fd416560382fd83a36b77d