[INFO] cloning repository https://github.com/KaiserOfNone/docker-backup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KaiserOfNone/docker-backup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaiserOfNone%2Fdocker-backup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaiserOfNone%2Fdocker-backup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f81ed7c570cf46d53d9a5842eecc89f40745cc6d
[INFO] checking KaiserOfNone/docker-backup 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%2FKaiserOfNone%2Fdocker-backup" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/KaiserOfNone/docker-backup
[INFO] finished tweaking git repo https://github.com/KaiserOfNone/docker-backup
[INFO] tweaked toml for git repo https://github.com/KaiserOfNone/docker-backup written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/KaiserOfNone/docker-backup 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/KaiserOfNone/docker-backup 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] 06bed2c26411d8e4a6b15eada841888d2ebe6b0bbc73edcb8686ea5393d983e4
[INFO] running `Command { std: "docker" "start" "-a" "06bed2c26411d8e4a6b15eada841888d2ebe6b0bbc73edcb8686ea5393d983e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06bed2c26411d8e4a6b15eada841888d2ebe6b0bbc73edcb8686ea5393d983e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06bed2c26411d8e4a6b15eada841888d2ebe6b0bbc73edcb8686ea5393d983e4", kill_on_drop: false }`
[INFO] [stdout] 06bed2c26411d8e4a6b15eada841888d2ebe6b0bbc73edcb8686ea5393d983e4
[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] 55ca360ae6bc5043fcb67b4bfad25f3aef51473dbd508edece81c546c7c0f835
[INFO] running `Command { std: "docker" "start" "-a" "55ca360ae6bc5043fcb67b4bfad25f3aef51473dbd508edece81c546c7c0f835", kill_on_drop: false }`
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking tokio v1.46.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking xattr v1.5.1
[INFO] [stderr]     Checking tar v0.4.44
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking random-string v1.1.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking asynchronous-codec v0.6.2
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking serde_with v2.3.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking docker-api-stubs v0.5.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking hyperlocal v0.8.0
[INFO] [stderr]     Checking containers-api v0.9.0
[INFO] [stderr]     Checking docker-api v0.14.0
[INFO] [stderr]     Checking docker-backup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]  --> src/bin/cli.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | /     #[structopt(short, long = "target", default_value = ".")]
[INFO] [stdout] 8 | |     target_directory: 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]   --> src/bin/cli.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | /     #[structopt(required = true)]
[INFO] [stdout] 10 | |     volumes: Vec<String>,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `docker-backup` (bin "docker-backup-cli" test) 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: Result<String, Infallible>
[INFO] [stdout]  --> src/bin/cli.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | /     #[structopt(short, long = "target", default_value = ".")]
[INFO] [stdout] 8 | |     target_directory: 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]   --> src/bin/cli.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | /     #[structopt(required = true)]
[INFO] [stdout] 10 | |     volumes: Vec<String>,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `docker-backup` (bin "docker-backup-cli") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "55ca360ae6bc5043fcb67b4bfad25f3aef51473dbd508edece81c546c7c0f835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55ca360ae6bc5043fcb67b4bfad25f3aef51473dbd508edece81c546c7c0f835", kill_on_drop: false }`
[INFO] [stdout] 55ca360ae6bc5043fcb67b4bfad25f3aef51473dbd508edece81c546c7c0f835