[INFO] fetching crate s3audit 1.0.0...
[INFO] checking s3audit-1.0.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate s3audit 1.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate s3audit 1.0.0
[INFO] finished tweaking crates.io crate s3audit 1.0.0
[INFO] tweaked toml for crates.io crate s3audit 1.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate s3audit 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 s3audit 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-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] 1160c1c5d8092afb415a28e3e5e02b627e6ab20e2fce009360dabd32f27814b7
[INFO] running `Command { std: "docker" "start" "-a" "1160c1c5d8092afb415a28e3e5e02b627e6ab20e2fce009360dabd32f27814b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1160c1c5d8092afb415a28e3e5e02b627e6ab20e2fce009360dabd32f27814b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1160c1c5d8092afb415a28e3e5e02b627e6ab20e2fce009360dabd32f27814b7", kill_on_drop: false }`
[INFO] [stdout] 1160c1c5d8092afb415a28e3e5e02b627e6ab20e2fce009360dabd32f27814b7
[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] 3b6d94db84114c1daac9dd3226817760b737592428ac37151a0379020b4adace
[INFO] running `Command { std: "docker" "start" "-a" "3b6d94db84114c1daac9dd3226817760b737592428ac37151a0379020b4adace", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.105
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[INFO] [stderr]     Checking rusoto_mock v0.47.0
[INFO] [stderr]     Checking s3audit v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /// Specify a specific bucket to audit
[INFO] [stdout] 24 | |     #[structopt(
[INFO] [stdout] 25 | |         long,
[INFO] [stdout] 26 | |         short,
[INFO] [stdout] 27 | |         value_name = "BUCKET",
[INFO] [stdout] 28 | |     )]
[INFO] [stdout] 29 | |     bucket: 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] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | /     /// Specify an AWS profile name to use
[INFO] [stdout] 88 | |     #[structopt(
[INFO] [stdout] 89 | |         long,
[INFO] [stdout] 90 | |         short,
[INFO] [stdout] 91 | |         value_name = "NAME",
[INFO] [stdout] 92 | |     )]
[INFO] [stdout] 93 | |     profile: Option<String>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `s3audit` (bin "s3audit") 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<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /// Specify a specific bucket to audit
[INFO] [stdout] 24 | |     #[structopt(
[INFO] [stdout] 25 | |         long,
[INFO] [stdout] 26 | |         short,
[INFO] [stdout] 27 | |         value_name = "BUCKET",
[INFO] [stdout] 28 | |     )]
[INFO] [stdout] 29 | |     bucket: 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] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | /     /// Specify an AWS profile name to use
[INFO] [stdout] 88 | |     #[structopt(
[INFO] [stdout] 89 | |         long,
[INFO] [stdout] 90 | |         short,
[INFO] [stdout] 91 | |         value_name = "NAME",
[INFO] [stdout] 92 | |     )]
[INFO] [stdout] 93 | |     profile: Option<String>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `s3audit` (bin "s3audit" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3b6d94db84114c1daac9dd3226817760b737592428ac37151a0379020b4adace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6d94db84114c1daac9dd3226817760b737592428ac37151a0379020b4adace", kill_on_drop: false }`
[INFO] [stdout] 3b6d94db84114c1daac9dd3226817760b737592428ac37151a0379020b4adace
