[INFO] cloning repository https://github.com/rappet/dorfbusd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rappet/dorfbusd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frappet%2Fdorfbusd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frappet%2Fdorfbusd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8db34c17625bb4f7821e39322a7fb64857afffb0
[INFO] checking rappet/dorfbusd 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%2Frappet%2Fdorfbusd" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rappet/dorfbusd
[INFO] finished tweaking git repo https://github.com/rappet/dorfbusd
[INFO] tweaked toml for git repo https://github.com/rappet/dorfbusd written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rappet/dorfbusd 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/rappet/dorfbusd 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 073bc92947fefbab9453ed7fa9b831e311a28a0879b2918022ad51a8bf774ca2
[INFO] running `Command { std: "docker" "start" "-a" "073bc92947fefbab9453ed7fa9b831e311a28a0879b2918022ad51a8bf774ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "073bc92947fefbab9453ed7fa9b831e311a28a0879b2918022ad51a8bf774ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073bc92947fefbab9453ed7fa9b831e311a28a0879b2918022ad51a8bf774ca2", kill_on_drop: false }`
[INFO] [stdout] 073bc92947fefbab9453ed7fa9b831e311a28a0879b2918022ad51a8bf774ca2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 43ac15ae8b8f34289b61c5e442559f1c8cff55333f66d5fbe98ef1bbb76cbc8a
[INFO] running `Command { std: "docker" "start" "-a" "43ac15ae8b8f34289b61c5e442559f1c8cff55333f66d5fbe98ef1bbb76cbc8a", 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 syn v1.0.84
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking futures-io v0.3.19
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling schemars v0.7.6
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking matchit v0.4.4
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking pretty_assertions v1.0.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking nix v0.16.1
[INFO] [stderr]     Checking nix v0.22.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking tracing-subscriber v0.3.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking serialport v4.0.1
[INFO] [stderr]     Checking mio-serial v5.0.1
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling pin-project-internal v1.0.9
[INFO] [stderr]    Compiling schemars_derive v0.7.6
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-rc.9
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking pin-project v1.0.9
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking futures-executor v0.3.19
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking tower-http v0.2.0
[INFO] [stderr]     Checking axum-core v0.1.1
[INFO] [stderr]     Checking tower v0.4.11
[INFO] [stderr]     Checking futures v0.3.19
[INFO] [stderr]     Checking tokio-serial v5.4.1
[INFO] [stderr]     Checking tokio-modbus v0.5.2
[INFO] [stderr]     Checking dorfbusext v0.1.0 (/opt/rustwide/workdir/dorfbusext)
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking clap v3.0.0-rc.9
[INFO] [stderr]     Checking openapiv3 v1.0.0
[INFO] [stderr]     Checking axum v0.4.3
[INFO] [stderr]     Checking okapi v0.4.0
[INFO] [stderr]     Checking dorfbuscli v0.1.0 (/opt/rustwide/workdir/dorfbuscli)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> dorfbuscli/src/cli.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | /     #[clap(
[INFO] [stdout]  7 | |         short = 'd',
[INFO] [stdout]  8 | |         long,
[INFO] [stdout]  9 | |         default_value = "/dev/ttyUSB0",
[INFO] [stdout] 10 | |         help = "Path to the serial device"
[INFO] [stdout] 11 | |     )]
[INFO] [stdout] 12 | |     pub serial_device: String,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> dorfbuscli/src/cli.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | /     #[clap(
[INFO] [stdout]  7 | |         short = 'd',
[INFO] [stdout]  8 | |         long,
[INFO] [stdout]  9 | |         default_value = "/dev/ttyUSB0",
[INFO] [stdout] 10 | |         help = "Path to the serial device"
[INFO] [stdout] 11 | |     )]
[INFO] [stdout] 12 | |     pub serial_device: 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 `dorfbuscli` (bin "dorfbuscli" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dorfbuscli` (bin "dorfbuscli") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "43ac15ae8b8f34289b61c5e442559f1c8cff55333f66d5fbe98ef1bbb76cbc8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43ac15ae8b8f34289b61c5e442559f1c8cff55333f66d5fbe98ef1bbb76cbc8a", kill_on_drop: false }`
[INFO] [stdout] 43ac15ae8b8f34289b61c5e442559f1c8cff55333f66d5fbe98ef1bbb76cbc8a
