[INFO] cloning repository https://github.com/ondrej-r/background_launcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ondrej-r/background_launcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fondrej-r%2Fbackground_launcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fondrej-r%2Fbackground_launcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e54113b7814c11fdcf60664a77feb5fc8ce3ac12
[INFO] checking ondrej-r/background_launcher against try#0f31acebf540c89e4a4d5d114959fe91973419cb for pr-147017
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fondrej-r%2Fbackground_launcher" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ondrej-r/background_launcher
[INFO] finished tweaking git repo https://github.com/ondrej-r/background_launcher
[INFO] tweaked toml for git repo https://github.com/ondrej-r/background_launcher written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ondrej-r/background_launcher on toolchain 0f31acebf540c89e4a4d5d114959fe91973419cb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ondrej-r/background_launcher 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" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20de8d6b1d02e2e8f98c0ab5a5d2ec724eff1582c8c979c082356baadb61342e
[INFO] running `Command { std: "docker" "start" "-a" "20de8d6b1d02e2e8f98c0ab5a5d2ec724eff1582c8c979c082356baadb61342e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20de8d6b1d02e2e8f98c0ab5a5d2ec724eff1582c8c979c082356baadb61342e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20de8d6b1d02e2e8f98c0ab5a5d2ec724eff1582c8c979c082356baadb61342e", kill_on_drop: false }`
[INFO] [stdout] 20de8d6b1d02e2e8f98c0ab5a5d2ec724eff1582c8c979c082356baadb61342e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04953211237db27aedb34def37105e0863e3a9e8ba163b4b7c197c6d4d5c06a5
[INFO] running `Command { std: "docker" "start" "-a" "04953211237db27aedb34def37105e0863e3a9e8ba163b4b7c197c6d4d5c06a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.48.5
[INFO] [stderr]     Checking windows-targets v0.48.5
[INFO] [stderr]     Checking windows v0.48.0
[INFO] [stderr]     Checking background_launcher v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]  --> src/bin/blm.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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/0f31acebf540c89e4a4d5d114959fe91973419cb/library/std/src/os/mod.rs:56:5
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/0f31acebf540c89e4a4d5d114959fe91973419cb/library/std/src/os/mod.rs:120:10
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `creation_flags` found for mutable reference `&mut Command` in the current scope
[INFO] [stdout]   --> src/bin/blm.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |       let child = Command::new(&program)
[INFO] [stdout]    |  _________________-
[INFO] [stdout] 20 | |         .args(args)
[INFO] [stdout] 21 | |         .creation_flags(CREATE_NO_WINDOW)
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^ method not found in `&mut Command`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[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 `background_launcher` (bin "blm") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]  --> src/bin/bl.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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/0f31acebf540c89e4a4d5d114959fe91973419cb/library/std/src/os/mod.rs:56:5
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/0f31acebf540c89e4a4d5d114959fe91973419cb/library/std/src/os/mod.rs:120:10
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]  --> src/bin/blm.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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/0f31acebf540c89e4a4d5d114959fe91973419cb/library/std/src/os/mod.rs:56:5
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/0f31acebf540c89e4a4d5d114959fe91973419cb/library/std/src/os/mod.rs:120:10
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `creation_flags` found for mutable reference `&mut Command` in the current scope
[INFO] [stdout]   --> src/bin/bl.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |       let child = Command::new(&program)
[INFO] [stdout]    |  _________________-
[INFO] [stdout] 21 | |         .args(args)
[INFO] [stdout] 22 | |         .creation_flags(CREATE_NO_WINDOW)
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^ method not found in `&mut Command`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[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 `background_launcher` (bin "bl" test) due to 2 previous errors
[INFO] [stdout] error[E0599]: no method named `creation_flags` found for mutable reference `&mut Command` in the current scope
[INFO] [stdout]   --> src/bin/blm.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |       let child = Command::new(&program)
[INFO] [stdout]    |  _________________-
[INFO] [stdout] 20 | |         .args(args)
[INFO] [stdout] 21 | |         .creation_flags(CREATE_NO_WINDOW)
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^ method not found in `&mut Command`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[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 `background_launcher` (bin "blm" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "04953211237db27aedb34def37105e0863e3a9e8ba163b4b7c197c6d4d5c06a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04953211237db27aedb34def37105e0863e3a9e8ba163b4b7c197c6d4d5c06a5", kill_on_drop: false }`
[INFO] [stdout] 04953211237db27aedb34def37105e0863e3a9e8ba163b4b7c197c6d4d5c06a5