[INFO] fetching crate xshe 0.5.1...
[INFO] checking xshe-0.5.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate xshe 0.5.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate xshe 0.5.1
[INFO] finished tweaking crates.io crate xshe 0.5.1
[INFO] tweaked toml for crates.io crate xshe 0.5.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xshe 0.5.1 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 xshe 0.5.1 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-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] 427bdebcf4e49a9ef2d37a981ba3917e010408e74e751d3cfd3b86c1403e87c0
[INFO] running `Command { std: "docker" "start" "-a" "427bdebcf4e49a9ef2d37a981ba3917e010408e74e751d3cfd3b86c1403e87c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "427bdebcf4e49a9ef2d37a981ba3917e010408e74e751d3cfd3b86c1403e87c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427bdebcf4e49a9ef2d37a981ba3917e010408e74e751d3cfd3b86c1403e87c0", kill_on_drop: false }`
[INFO] [stdout] 427bdebcf4e49a9ef2d37a981ba3917e010408e74e751d3cfd3b86c1403e87c0
[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] 40c84818c408a9826e44a0a8d658c84e9dabfa712d4b54662c33fb62514fabce
[INFO] running `Command { std: "docker" "start" "-a" "40c84818c408a9826e44a0a8d658c84e9dabfa712d4b54662c33fb62514fabce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling hashbrown v0.12.1
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling roff v0.2.1
[INFO] [stderr]    Compiling clap_lex v0.2.2
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]    Compiling indoc v1.0.6
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking pretty_assertions v1.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking os_type v2.4.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.7
[INFO] [stderr]    Compiling clap v3.2.7
[INFO] [stderr]    Compiling clap_mangen v0.1.10
[INFO] [stderr]    Compiling clap_complete v3.2.3
[INFO] [stderr]    Compiling clap-verbosity-flag v1.0.1
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]    Compiling xshe v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/cli.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub text: 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 `xshe` (build script) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "40c84818c408a9826e44a0a8d658c84e9dabfa712d4b54662c33fb62514fabce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40c84818c408a9826e44a0a8d658c84e9dabfa712d4b54662c33fb62514fabce", kill_on_drop: false }`
[INFO] [stdout] 40c84818c408a9826e44a0a8d658c84e9dabfa712d4b54662c33fb62514fabce