[INFO] cloning repository https://github.com/de-vri-es/uurlog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/de-vri-es/uurlog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fde-vri-es%2Fuurlog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fde-vri-es%2Fuurlog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5551f30e1c681ef1ebf98661a78760705349bb26
[INFO] checking de-vri-es/uurlog 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%2Fde-vri-es%2Fuurlog" "/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/de-vri-es/uurlog
[INFO] finished tweaking git repo https://github.com/de-vri-es/uurlog
[INFO] tweaked toml for git repo https://github.com/de-vri-es/uurlog written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/de-vri-es/uurlog 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding assert2 v0.2.1 (available: v0.3.16)
[INFO] [stderr]       Adding env_logger v0.7.1 (available: v0.11.8)
[INFO] [stderr]       Adding gregorian v0.1.1 (available: v0.2.4)
[INFO] [stderr]       Adding yansi v0.5.1 (available: v1.0.1)
[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-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] 4f6599cabf36920cfa6389d3d4fe6ac88c035b0defae429d4c6ebcd833001868
[INFO] running `Command { std: "docker" "start" "-a" "4f6599cabf36920cfa6389d3d4fe6ac88c035b0defae429d4c6ebcd833001868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f6599cabf36920cfa6389d3d4fe6ac88c035b0defae429d4c6ebcd833001868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6599cabf36920cfa6389d3d4fe6ac88c035b0defae429d4c6ebcd833001868", kill_on_drop: false }`
[INFO] [stdout] 4f6599cabf36920cfa6389d3d4fe6ac88c035b0defae429d4c6ebcd833001868
[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] 41a30a6740747e6d2b2bf45cfe8ac2bb014380a1bd973b321a0e541351fcf6de
[INFO] running `Command { std: "docker" "start" "-a" "41a30a6740747e6d2b2bf45cfe8ac2bb014380a1bd973b321a0e541351fcf6de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking gregorian v0.1.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling assert2-macros v0.2.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking assert2 v0.2.1
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking uurlog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/bin/uurlog.rs:18:2
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     /// Synchronize logged hours to Paymo.
[INFO] [stdout] 19 | |     file: 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<PathBuf, Infallible>
[INFO] [stdout]   --> src/bin/uurlog.rs:18:2
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     /// Synchronize logged hours to Paymo.
[INFO] [stdout] 19 | |     file: PathBuf,
[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 `uurlog` (bin "uurlog" 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<PathBuf, Infallible>
[INFO] [stdout]   --> examples/read-file.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     file: PathBuf,
[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 `uurlog` (bin "uurlog") due to 1 previous error
[INFO] [stderr] error: could not compile `uurlog` (example "read-file") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "41a30a6740747e6d2b2bf45cfe8ac2bb014380a1bd973b321a0e541351fcf6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a30a6740747e6d2b2bf45cfe8ac2bb014380a1bd973b321a0e541351fcf6de", kill_on_drop: false }`
[INFO] [stdout] 41a30a6740747e6d2b2bf45cfe8ac2bb014380a1bd973b321a0e541351fcf6de