[INFO] cloning repository https://github.com/MattBast/cctr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MattBast/cctr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattBast%2Fcctr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattBast%2Fcctr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d021a97e54b3c95c8f70cfc6957396567a62e6d
[INFO] checking MattBast/cctr 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%2FMattBast%2Fcctr" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MattBast/cctr
[INFO] finished tweaking git repo https://github.com/MattBast/cctr
[INFO] tweaked toml for git repo https://github.com/MattBast/cctr written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MattBast/cctr 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/MattBast/cctr 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]     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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f6b2e7c433faa4c7d462c85f6d6b78c2c3ba46dfb3a8f3b67134a763e2b10dd9
[INFO] running `Command { std: "docker" "start" "-a" "f6b2e7c433faa4c7d462c85f6d6b78c2c3ba46dfb3a8f3b67134a763e2b10dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6b2e7c433faa4c7d462c85f6d6b78c2c3ba46dfb3a8f3b67134a763e2b10dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b2e7c433faa4c7d462c85f6d6b78c2c3ba46dfb3a8f3b67134a763e2b10dd9", kill_on_drop: false }`
[INFO] [stdout] f6b2e7c433faa4c7d462c85f6d6b78c2c3ba46dfb3a8f3b67134a763e2b10dd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 52439f98424935052f14ac573a4bb442c131fb56f152298dea17633facbcf583
[INFO] running `Command { std: "docker" "start" "-a" "52439f98424935052f14ac573a4bb442c131fb56f152298dea17633facbcf583", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking tempfile v3.9.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking assert_cmd v2.0.13
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking assert_fs v1.1.1
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]     Checking clap-verbosity-flag v2.1.2
[INFO] [stderr]     Checking cctr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 48 |       let s: String = arg
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 49 | |         .parse()
[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 `cctr` (lib) 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]   --> src/args.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 48 |       let s: String = arg
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 49 | |         .parse()
[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 `cctr` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "52439f98424935052f14ac573a4bb442c131fb56f152298dea17633facbcf583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52439f98424935052f14ac573a4bb442c131fb56f152298dea17633facbcf583", kill_on_drop: false }`
[INFO] [stdout] 52439f98424935052f14ac573a4bb442c131fb56f152298dea17633facbcf583