[INFO] fetching crate bff 1.0.0...
[INFO] checking bff-1.0.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate bff 1.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate bff 1.0.0
[INFO] finished tweaking crates.io crate bff 1.0.0
[INFO] tweaked toml for crates.io crate bff 1.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bff 1.0.0 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 crates.io crate bff 1.0.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c6654bbb5abd0bf4f1353cc6b9a4afa009225ac9df7cd0cb8490eab5d59ecbc9
[INFO] running `Command { std: "docker" "start" "-a" "c6654bbb5abd0bf4f1353cc6b9a4afa009225ac9df7cd0cb8490eab5d59ecbc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6654bbb5abd0bf4f1353cc6b9a4afa009225ac9df7cd0cb8490eab5d59ecbc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6654bbb5abd0bf4f1353cc6b9a4afa009225ac9df7cd0cb8490eab5d59ecbc9", kill_on_drop: false }`
[INFO] [stdout] c6654bbb5abd0bf4f1353cc6b9a4afa009225ac9df7cd0cb8490eab5d59ecbc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 438eec71e685f9c797204b41aac7d82c48b152358657799bf84e093afd34888d
[INFO] running `Command { std: "docker" "start" "-a" "438eec71e685f9c797204b41aac7d82c48b152358657799bf84e093afd34888d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking crossterm v0.19.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking colour v0.6.0
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]     Checking clap v3.0.10
[INFO] [stderr]     Checking bff v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/args.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | /     #[clap(
[INFO] [stdout]  8 | |         name = "file",
[INFO] [stdout]  9 | |         conflicts_with = "Unefunge program",
[INFO] [stdout] 10 | |         help = "The path to the Unefunge/Befunge 98 source file"
[INFO] [stdout] 11 | |     )]
[INFO] [stdout] 12 | |     pub file: Option<PathBuf>,
[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]   --> src/args.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | /     #[clap(
[INFO] [stdout] 14 | |         name = "Unefunge program",
[INFO] [stdout] 15 | |         short = 'u',
[INFO] [stdout] 16 | |         conflicts_with = "file",
[INFO] [stdout] 17 | |         help = "Run the Unefunge 98 program provided in the command line"
[INFO] [stdout] 18 | |     )]
[INFO] [stdout] 19 | |     pub ucode: Option<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bff` (bin "bff") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/args.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | /     #[clap(
[INFO] [stdout]  8 | |         name = "file",
[INFO] [stdout]  9 | |         conflicts_with = "Unefunge program",
[INFO] [stdout] 10 | |         help = "The path to the Unefunge/Befunge 98 source file"
[INFO] [stdout] 11 | |     )]
[INFO] [stdout] 12 | |     pub file: Option<PathBuf>,
[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: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | /     #[clap(
[INFO] [stdout] 14 | |         name = "Unefunge program",
[INFO] [stdout] 15 | |         short = 'u',
[INFO] [stdout] 16 | |         conflicts_with = "file",
[INFO] [stdout] 17 | |         help = "Run the Unefunge 98 program provided in the command line"
[INFO] [stdout] 18 | |     )]
[INFO] [stdout] 19 | |     pub ucode: Option<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bff` (bin "bff" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "438eec71e685f9c797204b41aac7d82c48b152358657799bf84e093afd34888d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438eec71e685f9c797204b41aac7d82c48b152358657799bf84e093afd34888d", kill_on_drop: false }`
[INFO] [stdout] 438eec71e685f9c797204b41aac7d82c48b152358657799bf84e093afd34888d
