[INFO] cloning repository https://github.com/acheronfail/r3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/acheronfail/r3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facheronfail%2Fr3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facheronfail%2Fr3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fae1cf1624cd3e584fa51337432966930f4b69f6
[INFO] checking acheronfail/r3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facheronfail%2Fr3" "/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/acheronfail/r3
[INFO] finished tweaking git repo https://github.com/acheronfail/r3
[INFO] tweaked toml for git repo https://github.com/acheronfail/r3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/acheronfail/r3 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/acheronfail/r3 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be67edeb74c007eff8d26e6c50d387efe3adba61ceb1b4ad14191781afa6ce06
[INFO] running `Command { std: "docker" "start" "-a" "be67edeb74c007eff8d26e6c50d387efe3adba61ceb1b4ad14191781afa6ce06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be67edeb74c007eff8d26e6c50d387efe3adba61ceb1b4ad14191781afa6ce06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be67edeb74c007eff8d26e6c50d387efe3adba61ceb1b4ad14191781afa6ce06", kill_on_drop: false }`
[INFO] [stdout] be67edeb74c007eff8d26e6c50d387efe3adba61ceb1b4ad14191781afa6ce06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9df3ab3e19b1806d2d454d47071e77215cb6cb797d059acb6ba51a849e3d9c1
[INFO] running `Command { std: "docker" "start" "-a" "e9df3ab3e19b1806d2d454d47071e77215cb6cb797d059acb6ba51a849e3d9c1", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking clap_lex v0.1.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]     Checking bimap v0.6.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling xcb v1.1.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking nix v0.24.0
[INFO] [stderr]     Checking which v4.2.5
[INFO] [stderr]     Checking clap v3.1.10
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]     Checking r3lib v0.1.0 (/opt/rustwide/workdir/r3lib)
[INFO] [stderr]     Checking r3-msg v0.1.0 (/opt/rustwide/workdir/r3-msg)
[INFO] [stderr]     Checking r3 v0.1.0 (/opt/rustwide/workdir/r3)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> r3-msg/src/args.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | /     /// Path to the r3 socket
[INFO] [stdout]  7 | |     /// If not provided, r3-msg will try to read it from the R3_SOCKET_PATH on
[INFO] [stdout]  8 | |     /// the root window of the running X server
[INFO] [stdout]  9 | |     #[clap(long = "socket", short = 's')]
[INFO] [stdout] 10 | |     pub socket: Option<String>,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `r3-msg` (bin "r3-msg" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> r3-msg/src/args.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | /     /// Path to the r3 socket
[INFO] [stdout]  7 | |     /// If not provided, r3-msg will try to read it from the R3_SOCKET_PATH on
[INFO] [stdout]  8 | |     /// the root window of the running X server
[INFO] [stdout]  9 | |     #[clap(long = "socket", short = 's')]
[INFO] [stdout] 10 | |     pub socket: Option<String>,
[INFO] [stdout]    | |______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `r3-msg` (bin "r3-msg") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e9df3ab3e19b1806d2d454d47071e77215cb6cb797d059acb6ba51a849e3d9c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9df3ab3e19b1806d2d454d47071e77215cb6cb797d059acb6ba51a849e3d9c1", kill_on_drop: false }`
[INFO] [stdout] e9df3ab3e19b1806d2d454d47071e77215cb6cb797d059acb6ba51a849e3d9c1
